diff options
| -rwxr-xr-x | Configure | 101 | ||||
| -rw-r--r-- | Porting/Glossary | 5 | ||||
| -rw-r--r-- | config_h.SH | 3250 | ||||
| -rw-r--r-- | embed.fnc | 3 | ||||
| -rw-r--r-- | embed.h | 4 | ||||
| -rw-r--r-- | global.sym | 1 | ||||
| -rw-r--r-- | numeric.c | 32 | ||||
| -rw-r--r-- | perl.h | 4 | ||||
| -rw-r--r-- | pod/perlapi.pod | 31 | ||||
| -rw-r--r-- | proto.h | 5 |
10 files changed, 1781 insertions, 1655 deletions
@@ -26,7 +26,7 @@ # $Id: Head.U,v 3.0.1.9 1997/02/28 15:02:09 ram Exp $ # -# Generated on Mon Jan 8 08:32:35 CET 2007 [metaconfig 3.0 PL70] +# Generated on Sat Feb 10 17:48:04 CET 2007 [metaconfig 3.0 PL70] # (with additional metaconfig patches by perlbug@perl.org) cat >c1$$ <<EOF @@ -700,6 +700,7 @@ d_shmctl='' d_shmdt='' d_shmget='' d_sigaction='' +d_signbit='' d_sigprocmask='' d_sigsetjmp='' usesitecustomize='' @@ -1262,29 +1263,10 @@ elif test -d c:/. -o -n "$is_os2" ; then fi i_whoami='' -ccname='' -ccversion='' -perllibs='' -: set useposix=false in your hint file to disable the POSIX extension. -useposix=true -: set useopcode=false in your hint file to disable the Opcode extension. -useopcode=true : Trailing extension. Override this in a hint file, if needed. : Extra object files, if any, needed on this platform. archobjs='' archname='' -: Possible local include directories to search. -: Set locincpth to "" in a hint file to defeat local include searches. -locincpth="/usr/local/include /opt/local/include /usr/gnu/include" -locincpth="$locincpth /opt/gnu/include /usr/GNU/include /opt/GNU/include" -: -: no include file wanted by default -inclwanted='' - -: Enable -DEBUGGING and -DDEBUGGING from the command line -EBUGGING='' -DEBUGGING=old - groupstype='' libnames='' : change the next line if compiling for Xenix/286 on Xenix/386 @@ -1312,17 +1294,36 @@ ignore_versioned_solibs='' siteman1dir='' siteman3dir='' sitescript='' +: set usethreads on the Configure command line to enable threads. +usereentrant='undef' +: full support for void wanted by default +defvoidused=15 + +: Possible local include directories to search. +: Set locincpth to "" in a hint file to defeat local include searches. +locincpth="/usr/local/include /opt/local/include /usr/gnu/include" +locincpth="$locincpth /opt/gnu/include /usr/GNU/include /opt/GNU/include" +: +: no include file wanted by default +inclwanted='' + +: Enable -DEBUGGING and -DDEBUGGING from the command line +EBUGGING='' +DEBUGGING=old + +ccname='' +ccversion='' +perllibs='' +: set useposix=false in your hint file to disable the POSIX extension. +useposix=true +: set useopcode=false in your hint file to disable the Opcode extension. +useopcode=true archname64='' ccflags_uselargefiles='' ldflags_uselargefiles='' libswanted_uselargefiles='' : set usemultiplicity on the Configure command line to enable multiplicity. : set usesocks on the Configure command line to enable socks. -: set usethreads on the Configure command line to enable threads. -usereentrant='undef' -: full support for void wanted by default -defvoidused=15 - : List of libraries we want. : If anyone needs extra -lxxx, put those in a hint file. libswanted="sfio socket bind inet nsl nm ndbm gdbm dbm db malloc dl dld ld sun" @@ -16964,6 +16965,51 @@ fi set d_sigaction; eval $setvar $rm -f try try$_o try.c +: see if this is a sunmath.h system +set sunmath.h i_sunmath +eval $inhdr + +: see if signbit exists +$echo $n "Checking to see if you have signbit() available to work on $nvtype... $c" >&4 +$cat >try.c <<EOCP +#$i_math I_MATH +#$i_sunmath I_SUNMATH +#ifdef I_MATH +# include <math.h> +#endif +#ifdef I_SUNMATH /* Solaris special math library */ +# include <sunmath.h> +#endif +#define NV $nvtype +int main(int argc, char **argv) +{ + NV x = 0.0; + NV y = -0.0; + if ((signbit(x) == 0) && (signbit(y) != 0)) + return 0; + else + return 1; +} +EOCP +val="$undef" +set try +if eval $compile; then + if $run ./try; then + $echo "Yes." >&4 + val="$define" + else + $echo "Signbit seems to be available, but doesn't work as I expected." + $echo "I won't use it." >&4 + val="$undef" + fi +else + $echo "Nope." >&4 + dflt="$undef" +fi +set d_signbit +eval $setvar +$rm -f try.* try + : see if sigprocmask exists set sigprocmask d_sigprocmask eval $inlibc @@ -20851,10 +20897,6 @@ val=$val3; set i_termios; eval $setvar set stddef.h i_stddef eval $inhdr -: see if this is a sunmath.h system -set sunmath.h i_sunmath -eval $inhdr - : see if sys/access.h is available set sys/access.h i_sysaccess eval $inhdr @@ -21846,6 +21888,7 @@ d_shmctl='$d_shmctl' d_shmdt='$d_shmdt' d_shmget='$d_shmget' d_sigaction='$d_sigaction' +d_signbit='$d_signbit' d_sigprocmask='$d_sigprocmask' d_sigsetjmp='$d_sigsetjmp' d_sitearch='$d_sitearch' diff --git a/Porting/Glossary b/Porting/Glossary index 4c6fc60050..204712e2cf 100644 --- a/Porting/Glossary +++ b/Porting/Glossary @@ -1937,6 +1937,11 @@ d_sigaction (d_sigaction.U): This variable conditionally defines the HAS_SIGACTION symbol, which indicates that the Vr4 sigaction() routine is available. +d_signbit (d_signbit.U): + This variable conditionally defines the HAS_SIGNBIT symbol, which + indicates to the C program that the signbit() routine is available + and safe to use with perl's intern NV type. + d_sigprocmask (d_sigprocmask.U): This variable conditionally defines HAS_SIGPROCMASK if sigprocmask() is available to examine or change the signal mask diff --git a/config_h.SH b/config_h.SH index 84eb8aebe9..bb951ac371 100644 --- a/config_h.SH +++ b/config_h.SH @@ -887,40 +887,45 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un */ #$i_vfork I_VFORK /**/ -/* HAS_ACCESSX: - * This symbol, if defined, indicates that the accessx routine is - * available to do extended access checks. +/* INTSIZE: + * This symbol contains the value of sizeof(int) so that the C + * preprocessor can make decisions based on it. */ -#$d_accessx HAS_ACCESSX /**/ - -/* HAS_EACCESS: - * This symbol, if defined, indicates that the eaccess routine is - * available to do extended access checks. +/* LONGSIZE: + * This symbol contains the value of sizeof(long) so that the C + * preprocessor can make decisions based on it. */ -#$d_eaccess HAS_EACCESS /**/ - -/* I_SYS_ACCESS: - * This symbol, if defined, indicates to the C program that it should - * include <sys/access.h>. +/* SHORTSIZE: + * This symbol contains the value of sizeof(short) so that the C + * preprocessor can make decisions based on it. */ -#$i_sysaccess I_SYS_ACCESS /**/ +#define INTSIZE $intsize /**/ +#define LONGSIZE $longsize /**/ +#define SHORTSIZE $shortsize /**/ -/* I_SYS_SECURITY: - * This symbol, if defined, indicates to the C program that it should - * include <sys/security.h>. +/* MULTIARCH: + * This symbol, if defined, signifies that the build + * process will produce some binary files that are going to be + * used in a cross-platform environment. This is the case for + * example with the NeXT "fat" binaries that contain executables + * for several CPUs. */ -#$i_syssecrt I_SYS_SECURITY /**/ +#$multiarch MULTIARCH /**/ -/* USE_CROSS_COMPILE: - * This symbol, if defined, indicates that Perl is being cross-compiled. - */ -/* PERL_TARGETARCH: - * This symbol, if defined, indicates the target architecture - * Perl has been cross-compiled to. Undefined if not a cross-compile. +/* HAS_QUAD: + * This symbol, if defined, tells that there's a 64-bit integer type, + * Quad_t, and its unsigned counterpar, Uquad_t. QUADKIND will be one + * of QUAD_IS_INT, QUAD_IS_LONG, QUAD_IS_LONG_LONG, or QUAD_IS_INT64_T. */ -#ifndef USE_CROSS_COMPILE -#$usecrosscompile USE_CROSS_COMPILE /**/ -#define PERL_TARGETARCH "$targetarch" /**/ +#$d_quad HAS_QUAD /**/ +#ifdef HAS_QUAD +# define Quad_t $quadtype /**/ +# define Uquad_t $uquadtype /**/ +# define QUADKIND $quadkind /**/ +# define QUAD_IS_INT 1 +# define QUAD_IS_LONG 2 +# define QUAD_IS_LONG_LONG 3 +# define QUAD_IS_INT64_T 4 #endif /* OSNAME: @@ -936,26 +941,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un #define OSNAME "$osname" /**/ #define OSVERS "$osvers" /**/ -/* MULTIARCH: - * This symbol, if defined, signifies that the build - * process will produce some binary files that are going to be - * used in a cross-platform environment. This is the case for - * example with the NeXT "fat" binaries that contain executables - * for several CPUs. - */ -#$multiarch MULTIARCH /**/ - -/* MEM_ALIGNBYTES: - * This symbol contains the number of bytes required to align a - * double, or a long double when applicable. Usual values are 2, - * 4 and 8. The default is eight, for safety. - */ -#if defined(USE_CROSS_COMPILE) || defined(MULTIARCH) -# define MEM_ALIGNBYTES 8 -#else -#define MEM_ALIGNBYTES $alignbytes -#endif - /* ARCHLIB: * This variable, if defined, holds the name of the directory in * which the user wants to put architecture-dependent public @@ -980,18 +965,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un */ #define ARCHNAME "$archname" /**/ -/* HAS_ATOLF: - * This symbol, if defined, indicates that the atolf routine is - * available to convert strings into long doubles. - */ -#$d_atolf HAS_ATOLF /**/ - -/* HAS_ATOLL: - * This symbol, if defined, indicates that the atoll routine is - * available to convert strings into long longs. - */ -#$d_atoll HAS_ATOLL /**/ - /* BIN: * This symbol holds the path of the bin directory where the package will * be installed. Program must be prepared to deal with ~name substitution. @@ -1008,65 +981,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un #define BIN_EXP "$binexp" /**/ #define PERL_RELOCATABLE_INC "$userelocatableinc" /**/ -/* INTSIZE: - * This symbol contains the value of sizeof(int) so that the C - * preprocessor can make decisions based on it. - */ -/* LONGSIZE: - * This symbol contains the value of sizeof(long) so that the C - * preprocessor can make decisions based on it. - */ -/* SHORTSIZE: - * This symbol contains the value of sizeof(short) so that the C - * preprocessor can make decisions based on it. - */ -#define INTSIZE $intsize /**/ -#define LONGSIZE $longsize /**/ -#define SHORTSIZE $shortsize /**/ - -/* BYTEORDER: - * This symbol holds the hexadecimal constant defined in byteorder, - * in a UV, i.e. 0x1234 or 0x4321 or 0x12345678, etc... - * If the compiler supports cross-compiling or multiple-architecture - * binaries (eg. on NeXT systems), use compiler-defined macros to - * determine the byte order. - * On NeXT 3.2 (and greater), you can build "Fat" Multiple Architecture - * Binaries (MAB) on either big endian or little endian machines. - * The endian-ness is available at compile-time. This only matters - * for perl, where the config.h can be generated and installed on - * one system, and used by a different architecture to build an - * extension. Older versions of NeXT that might not have - * defined either *_ENDIAN__ were all on Motorola 680x0 series, - * so the default case (for NeXT) is big endian to catch them. - * This might matter for NeXT 3.0. - */ -#if defined(USE_CROSS_COMPILE) || defined(MULTIARCH) -# ifdef __LITTLE_ENDIAN__ -# if LONGSIZE == 4 -# define BYTEORDER 0x1234 -# else -# if LONGSIZE == 8 -# define BYTEORDER 0x12345678 -# endif -# endif -# else -# ifdef __BIG_ENDIAN__ -# if LONGSIZE == 4 -# define BYTEORDER 0x4321 -# else -# if LONGSIZE == 8 -# define BYTEORDER 0x87654321 -# endif -# endif -# endif -# endif -# if !defined(BYTEORDER) && (defined(NeXT) || defined(__NeXT__)) -# define BYTEORDER 0x4321 -# endif -#else -#define BYTEORDER 0x$byteorder /* large digits for MSB */ -#endif /* NeXT */ - /* CAT2: * This macro concatenates 2 tokens together. */ @@ -1121,12 +1035,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un #define CPPRUN "$cpprun" #define CPPLAST "$cpplast" -/* HAS__FWALK: - * This symbol, if defined, indicates that the _fwalk system call is - * available to apply a function to all the file handles. - */ -#$d__fwalk HAS__FWALK /**/ - /* HAS_ACCESS: * This manifest constant lets the C program know that the access() * system call is available to check for accessibility using real UID/GID. @@ -1134,11 +1042,11 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un */ #$d_access HAS_ACCESS /**/ -/* HAS_AINTL: - * This symbol, if defined, indicates that the aintl routine is - * available. If copysignl is also present we can emulate modfl. +/* HAS_ACCESSX: + * This symbol, if defined, indicates that the accessx routine is + * available to do extended access checks. */ -#$d_aintl HAS_AINTL /**/ +#$d_accessx HAS_ACCESSX /**/ /* HAS_ASCTIME_R: * This symbol, if defined, indicates that the asctime_r routine @@ -1186,78 +1094,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un #$d_attribute_unused HASATTRIBUTE_UNUSED /**/ #$d_attribute_warn_unused_result HASATTRIBUTE_WARN_UNUSED_RESULT /**/ -/* HAS_BUILTIN_CHOOSE_EXPR: - * Can we handle GCC builtin for compile-time ternary-like expressions - */ -/* HAS_BUILTIN_EXPECT: - * Can we handle GCC builtin for telling that certain values are more - * likely - */ -#$d_builtin_expect HAS_BUILTIN_EXPECT /**/ -#$d_builtin_choose_expr HAS_BUILTIN_CHOOSE_EXPR /**/ - -/* HAS_C99_VARIADIC_MACROS: - * If defined, the compiler supports C99 variadic macros. - */ -#$d_c99_variadic_macros HAS_C99_VARIADIC_MACROS /**/ - -/* CASTI32: - * This symbol is defined if the C compiler can cast negative - * or large floating point numbers to 32-bit ints. - */ -#$d_casti32 CASTI32 /**/ - -/* CASTNEGFLOAT: - * This symbol is defined if the C compiler can cast negative - * numbers to unsigned longs, ints and shorts. - */ -/* CASTFLAGS: - * This symbol contains flags that say what difficulties the compiler - * has casting odd floating values to unsigned long: - * 0 = ok - * 1 = couldn't cast < 0 - * 2 = couldn't cast >= 0x80000000 - * 4 = couldn't cast in argument expression list - */ -#$d_castneg CASTNEGFLOAT /**/ -#define CASTFLAGS $castflags /**/ - -/* HAS_CLASS: - * This symbol, if defined, indicates that the class routine is - * available to classify doubles. Available for example in AIX. - * The returned values are defined in <float.h> and are: - * - * FP_PLUS_NORM Positive normalized, nonzero - * FP_MINUS_NORM Negative normalized, nonzero - * FP_PLUS_DENORM Positive denormalized, nonzero - * FP_MINUS_DENORM Negative denormalized, nonzero - * FP_PLUS_ZERO +0.0 - * FP_MINUS_ZERO -0.0 - * FP_PLUS_INF +INF - * FP_MINUS_INF -INF - * FP_NANS Signaling Not a Number (NaNS) - * FP_NANQ Quiet Not a Number (NaNQ) - */ -#$d_class HAS_CLASS /**/ - -/* HAS_CLEARENV: - * This symbol, if defined, indicates that the clearenv () routine is - * available for use. - */ -#$d_clearenv HAS_CLEARENV /**/ - -/* VOID_CLOSEDIR: - * This symbol, if defined, indicates that the closedir() routine - * does not return a value. - */ -#$d_void_closedir VOID_CLOSEDIR /**/ - -/* HAS_STRUCT_CMSGHDR: - * This symbol, if defined, indicates that the struct cmsghdr - * is supported. - */ -#$d_cmsghdr_s HAS_STRUCT_CMSGHDR /**/ - /* HASCONST: * This symbol, if defined, indicates that this C compiler knows about * the const type. There is no need to actually test for that symbol @@ -1269,18 +1105,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un #define const #endif -/* HAS_COPYSIGNL: - * This symbol, if defined, indicates that the copysignl routine is - * available. If aintl is also present we can emulate modfl. - */ -#$d_copysignl HAS_COPYSIGNL /**/ - -/* USE_CPLUSPLUS: - * This symbol, if defined, indicates that a C++ compiler was - * used to compiled Perl and will be used to compile extensions. - */ -#$d_cplusplus USE_CPLUSPLUS /**/ - /* HAS_CRYPT: * This symbol, if defined, indicates that the crypt routine is available * to encrypt passwords and the like. @@ -1337,34 +1161,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un #$d_ctime_r HAS_CTIME_R /**/ #define CTIME_R_PROTO $ctime_r_proto /**/ -/* HAS_DBMINIT_PROTO: - * This symbol, if defined, indicates that the system provides - * a prototype for the dbminit() function. Otherwise, it is up - * to the program to supply one. A good guess is - * extern int dbminit(char *); - */ -#$d_dbminitproto HAS_DBMINIT_PROTO /**/ - -/* HAS_DIR_DD_FD: - * This symbol, if defined, indicates that the the DIR* dirstream - * structure contains a member variable named dd_fd. - */ -#$d_dir_dd_fd HAS_DIR_DD_FD /**/ - -/* HAS_DIRFD: - * This manifest constant lets the C program know that dirfd - * is available. - */ -#$d_dirfd HAS_DIRFD /**/ - -/* DLSYM_NEEDS_UNDERSCORE: - * This symbol, if defined, indicates that we need to prepend an - * underscore to the symbol name before calling dlsym(). This only - * makes sense if you *have* dlsym, which we will presume is the - * case if you're using dl_dlopen.xs. - */ -#$d_dlsymun DLSYM_NEEDS_UNDERSCORE /**/ - /* SETUID_SCRIPTS_ARE_SECURE_NOW: * This symbol, if defined, indicates that the bug that prevents * setuid scripts from being secure is not present in this kernel. @@ -1406,6 +1202,12 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un */ #$d_drand48proto HAS_DRAND48_PROTO /**/ +/* HAS_EACCESS: + * This symbol, if defined, indicates that the eaccess routine is + * available to do extended access checks. + */ +#$d_eaccess HAS_EACCESS /**/ + /* HAS_ENDGRENT: * This symbol, if defined, indicates that the getgrent routine is * available for finalizing sequential access of the group database. @@ -1520,210 +1322,12 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un #$d_endservent_r HAS_ENDSERVENT_R /**/ #define ENDSERVENT_R_PROTO $endservent_r_proto /**/ -/* HAS_FAST_STDIO: - * This symbol, if defined, indicates that the "fast stdio" - * is available to manipulate the stdio buffers directly. - */ -#$d_faststdio HAS_FAST_STDIO /**/ - -/* HAS_FCHDIR: - * This symbol, if defined, indicates that the fchdir routine is - * available to change directory using a file descriptor. - */ -#$d_fchdir HAS_FCHDIR /**/ - -/* FCNTL_CAN_LOCK: - * This symbol, if defined, indicates that fcntl() can be used - * for file locking. Normally on Unix systems this is defined. - * It may be undefined on VMS. - */ -#$d_fcntl_can_lock FCNTL_CAN_LOCK /**/ - -/* HAS_FD_SET: - * This symbol, when defined, indicates presence of the fd_set typedef - * in <sys/types.h> - */ -#$d_fd_set HAS_FD_SET /**/ - -/* HAS_FINITE: - * This symbol, if defined, indicates that the finite routine is - * available to check whether a double is finite (non-infinity non-NaN). - */ -#$d_finite HAS_FINITE /**/ - -/* HAS_FINITEL: - * This symbol, if defined, indicates that the finitel routine is - * available to check whether a long double is finite - * (non-infinity non-NaN). - */ -#$d_finitel HAS_FINITEL /**/ - /* FLEXFILENAMES: * This symbol, if defined, indicates that the system supports filenames * longer than 14 characters. */ #$d_flexfnam FLEXFILENAMES /**/ -/* HAS_FLOCK_PROTO: - * This symbol, if defined, indicates that the system provides - * a prototype for the flock() function. Otherwise, it is up - * to the program to supply one. A good guess is - * extern int flock(int, int); - */ -#$d_flockproto HAS_FLOCK_PROTO /**/ - -/* HAS_FP_CLASS: - * This symbol, if defined, indicates that the fp_class routine is - * available to classify doubles. Available for example in Digital UNIX. - * The returned values are defined in <math.h> and are: - * - * FP_SNAN Signaling NaN (Not-a-Number) - * FP_QNAN Quiet NaN (Not-a-Number) - * FP_POS_INF +infinity - * FP_NEG_INF -infinity - * FP_POS_NORM Positive normalized - * FP_NEG_NORM Negative normalized - * FP_POS_DENORM Positive denormalized - * FP_NEG_DENORM Negative denormalized - * FP_POS_ZERO +0.0 (positive zero) - * FP_NEG_ZERO -0.0 (negative zero) - */ -#$d_fp_class HAS_FP_CLASS /**/ - -/* HAS_FPCLASS: - * This symbol, if defined, indicates that the fpclass routine is - * available to classify doubles. Available for example in Solaris/SVR4. - * The returned values are defined in <ieeefp.h> and are: - * - * FP_SNAN signaling NaN - * FP_QNAN quiet NaN - * FP_NINF negative infinity - * FP_PINF positive infinity - * FP_NDENORM negative denormalized non-zero - * FP_PDENORM positive denormalized non-zero - * FP_NZERO negative zero - * FP_PZERO positive zero - * FP_NNORM negative normalized non-zero - * FP_PNORM positive normalized non-zero - */ -#$d_fpclass HAS_FPCLASS /**/ - -/* HAS_FPCLASSIFY: - * This symbol, if defined, indicates that the fpclassify routine is - * available to classify doubles. Available for example in HP-UX. - * The returned values are defined in <math.h> and are - * - * FP_NORMAL Normalized - * FP_ZERO Zero - * FP_INFINITE Infinity - * FP_SUBNORMAL Denormalized - * FP_NAN NaN - * - */ -#$d_fpclassify HAS_FPCLASSIFY /**/ - -/* HAS_FPCLASSL: - * This symbol, if defined, indicates that the fpclassl routine is - * available to classify long doubles. Available for example in IRIX. - * The returned values are defined in <ieeefp.h> and are: - * - * FP_SNAN signaling NaN - * FP_QNAN quiet NaN - * FP_NINF negative infinity - * FP_PINF positive infinity - * FP_NDENORM negative denormalized non-zero - * FP_PDENORM positive denormalized non-zero - * FP_NZERO negative zero - * FP_PZERO positive zero - * FP_NNORM negative normalized non-zero - * FP_PNORM positive normalized non-zero - */ -#$d_fpclassl HAS_FPCLASSL /**/ - -/* HAS_FPOS64_T: - * This symbol will be defined if the C compiler supports fpos64_t. - */ -#$d_fpos64_t HAS_FPOS64_T /**/ - -/* HAS_FREXPL: - * This symbol, if defined, indicates that the frexpl routine is - * available to break a long double floating-point number into - * a normalized fraction and an integral power of 2. - */ -#$d_frexpl HAS_FREXPL /**/ - -/* HAS_STRUCT_FS_DATA: - * This symbol, if defined, indicates that the struct fs_data - * to do statfs() is supported. - */ -#$d_fs_data_s HAS_STRUCT_FS_DATA /**/ - -/* HAS_FSEEKO: - * This symbol, if defined, indicates that the fseeko routine is - * available to fseek beyond 32 bits (useful for ILP32 hosts). - */ -#$d_fseeko HAS_FSEEKO /**/ - -/* HAS_FSTATFS: - * This symbol, if defined, indicates that the fstatfs routine is - * available to stat filesystems by file descriptors. - */ -#$d_fstatfs HAS_FSTATFS /**/ - -/* HAS_FSYNC: - * This symbol, if defined, indicates that the fsync routine is - * available to write a file's modified data and attributes to - * permanent storage. - */ -#$d_fsync HAS_FSYNC /**/ - -/* HAS_FTELLO: - * This symbol, if defined, indicates that the ftello routine is - * available to ftell beyond 32 bits (useful for ILP32 hosts). - */ -#$d_ftello HAS_FTELLO /**/ - -/* HAS_FUTIMES: - * This symbol, if defined, indicates that the futimes routine is - * available to change file descriptor time stamps with struct timevals. - */ -#$d_futimes HAS_FUTIMES /**/ - -/* Gconvert: - * This preprocessor macro is defined to convert a floating point - * number to a string without a trailing decimal point. This - * emulates the behavior of sprintf("%g"), but is sometimes much more - * efficient. If gconvert() is not available, but gcvt() drops the - * trailing decimal point, then gcvt() is used. If all else fails, - * a macro using sprintf("%g") is used. Arguments for the Gconvert - * macro are: value, number of digits, whether trailing zeros should - * be retained, and the output buffer. - * The usual values are: - * d_Gconvert='gconvert((x),(n),(t),(b))' - * d_Gconvert='gcvt((x),(n),(b))' - * d_Gconvert='sprintf((b),"%.*g",(n),(x))' - * The last two assume trailing zeros should not be kept. - */ -#define Gconvert(x,n,t,b) $d_Gconvert - -/* HAS_GETCWD: - * This symbol, if defined, indicates that the getcwd routine is - * available to get the current working directory. - */ -#$d_getcwd HAS_GETCWD /**/ - -/* HAS_GETESPWNAM: - * This symbol, if defined, indicates that the getespwnam system call is - * available to retrieve enchanced (shadow) password entries by name. - */ -#$d_getespwnam HAS_GETESPWNAM /**/ - -/* HAS_GETFSSTAT: - * This symbol, if defined, indicates that the getfsstat routine is - * available to stat filesystems in bulk. - */ -#$d_getfsstat HAS_GETFSSTAT /**/ - /* HAS_GETGRENT: * This symbol, if defined, indicates that the getgrent routine is * available for sequential access of the group database. @@ -1863,12 +1467,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un */ #$d_gethostprotos HAS_GETHOST_PROTOS /**/ -/* HAS_GETITIMER: - * This symbol, if defined, indicates that the getitimer routine is - * available to return interval timers. - */ -#$d_getitimer HAS_GETITIMER /**/ - /* HAS_GETLOGIN_R: * This symbol, if defined, indicates that the getlogin_r routine * is available to getlogin re-entrantly. @@ -1882,18 +1480,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un #$d_getlogin_r HAS_GETLOGIN_R /**/ #define GETLOGIN_R_PROTO $getlogin_r_proto /**/ -/* HAS_GETMNT: - * This symbol, if defined, indicates that the getmnt routine is - * available to get filesystem mount info by filename. - */ -#$d_getmnt HAS_GETMNT /**/ - -/* HAS_GETMNTENT: - * This symbol, if defined, indicates that the getmntent routine is - * available to iterate through mounted file systems to get their info. - */ -#$d_getmntent HAS_GETMNTENT /**/ - /* HAS_GETNETBYADDR: * This symbol, if defined, indicates that the getnetbyaddr() routine is * available to look up networks by their IP addresses. @@ -1959,13 +1545,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un */ #$d_getnetprotos HAS_GETNET_PROTOS /**/ -/* HAS_GETPAGESIZE: - * This symbol, if defined, indicates that the getpagesize system call - * is available to get system page size, which is the granularity of - * many memory management calls. - */ -#$d_getpagsz HAS_GETPAGESIZE /**/ - /* HAS_GETPROTOENT: * This symbol, if defined, indicates that the getprotoent() routine is * available to look up protocols in some data base or another. @@ -2041,12 +1620,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un */ #$d_getprotoprotos HAS_GETPROTO_PROTOS /**/ -/* HAS_GETPRPWNAM: - * This symbol, if defined, indicates that the getprpwnam system call is - * available to retrieve protected (shadow) password entries by name. - */ -#$d_getprpwnam HAS_GETPRPWNAM /**/ - /* HAS_GETPWENT: * This symbol, if defined, indicates that the getpwent routine is * available for sequential access of the passwd database. @@ -2146,12 +1719,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un */ #$d_getservprotos HAS_GETSERV_PROTOS /**/ -/* HAS_GETSPNAM: - * This symbol, if defined, indicates that the getspnam system call is - * available to retrieve SysV shadow password entries by name. - */ -#$d_getspnam HAS_GETSPNAM /**/ - /* HAS_GETSPNAM_R: * This symbol, if defined, indicates that the getspnam_r routine * is available to getspnam re-entrantly. @@ -2189,21 +1756,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un #$d_gmtime_r HAS_GMTIME_R /**/ #define GMTIME_R_PROTO $gmtime_r_proto /**/ -/* HAS_GNULIBC: - * This symbol, if defined, indicates to the C program that - * the GNU C library is being used. A better check is to use - * the __GLIBC__ and __GLIBC_MINOR__ symbols supplied with glibc. - */ -#$d_gnulibc HAS_GNULIBC /**/ -#if defined(HAS_GNULIBC) && !defined(_GNU_SOURCE) -# define _GNU_SOURCE -#endif -/* HAS_HASMNTOPT: - * This symbol, if defined, indicates that the hasmntopt routine is - * available to query the mount options of file systems. - */ -#$d_hasmntopt HAS_HASMNTOPT /**/ - /* HAS_HTONL: * This symbol, if defined, indicates that the htonl() routine (and * friends htons() ntohl() ntohs()) are available to do network @@ -2229,70 +1781,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un #$d_htonl HAS_NTOHL /**/ #$d_htonl HAS_NTOHS /**/ -/* HAS_ILOGBL: - * This symbol, if defined, indicates that the ilogbl routine is - * available. If scalbnl is also present we can emulate frexpl. - */ -#$d_ilogbl HAS_ILOGBL /**/ - -/* HAS_INT64_T: - * This symbol will defined if the C compiler supports int64_t. - * Usually the <inttypes.h> needs to be included, but sometimes - * <sys/types.h> is enough. - */ -#$d_int64_t HAS_INT64_T /**/ - -/* HAS_ISASCII: - * This manifest constant lets the C program know that isascii - * is available. - */ -#$d_isascii HAS_ISASCII /**/ - -/* HAS_ISFINITE: - * This symbol, if defined, indicates that the isfinite routine is - * available to check whether a double is finite (non-infinity non-NaN). - */ -#$d_isfinite HAS_ISFINITE /**/ - -/* HAS_ISINF: - * This symbol, if defined, indicates that the isinf routine is - * available to check whether a double is an infinity. - */ -#$d_isinf HAS_ISINF /**/ - -/* HAS_ISNAN: - * This symbol, if defined, indicates that the isnan routine is - * available to check whether a double is a NaN. - */ -#$d_isnan HAS_ISNAN /**/ - -/* HAS_ISNANL: - * This symbol, if defined, indicates that the isnanl routine is - * available to check whether a long double is a NaN. - */ -#$d_isnanl HAS_ISNANL /**/ - -/* HAS_LCHOWN: - * This symbol, if defined, indicates that the lchown routine is - * available to operate on a symbolic link (instead of following the - * link). - */ -#$d_lchown HAS_LCHOWN /**/ - -/* HAS_LDBL_DIG: - * This symbol, if defined, indicates that this system's <float.h> - * or <limits.h> defines the symbol LDBL_DIG, which is the number - * of significant digits in a long double precision number. Unlike - * for DBL_DIG, there's no good guess for LDBL_DIG if it is undefined. - */ -#$d_ldbl_dig HAS_LDBL_DIG /* */ - -/* LIBM_LIB_VERSION: - * This symbol, if defined, indicates that libm exports _LIB_VERSION - * and that math.h defines the enum to manipulate it. - */ -#$d_libm_lib_version LIBM_LIB_VERSION /**/ - /* HAS_LOCALTIME_R: * This symbol, if defined, indicates that the localtime_r routine * is available to localtime re-entrantly. @@ -2354,36 +1842,12 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un */ #$d_lseekproto HAS_LSEEK_PROTO /**/ -/* HAS_MADVISE: - * This symbol, if defined, indicates that the madvise system call is - * available to map a file into memory. - */ -#$d_madvise HAS_MADVISE /**/ - -/* HAS_MALLOC_SIZE: - * This symbol, if defined, indicates that the malloc_size - * routine is available for use. - */ -#$d_malloc_size HAS_MALLOC_SIZE /**/ - -/* HAS_MALLOC_GOOD_SIZE: - * This symbol, if defined, indicates that the malloc_good_size - * routine is available for use. - */ -#$d_malloc_good_size HAS_MALLOC_GOOD_SIZE /**/ - /* HAS_MEMCHR: * This symbol, if defined, indicates that the memchr routine is available * to locate characters within a C string. */ #$d_memchr HAS_MEMCHR /**/ -/* HAS_MKDTEMP: - * This symbol, if defined, indicates that the mkdtemp routine is - * available to exclusively create a uniquely named temporary directory. - */ -#$d_mkdtemp HAS_MKDTEMP /**/ - /* HAS_MKSTEMP: * This symbol, if defined, indicates that the mkstemp routine is * available to exclusively create and open a uniquely named @@ -2391,13 +1855,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un */ #$d_mkstemp HAS_MKSTEMP /**/ -/* HAS_MKSTEMPS: - * This symbol, if defined, indicates that the mkstemps routine is - * available to excluslvely create and open a uniquely named - * (with a suffix) temporary file. - */ -#$d_mkstemps HAS_MKSTEMPS /**/ - /* HAS_MMAP: * This symbol, if defined, indicates that the mmap system call is * available to map a file into memory. @@ -2410,63 +1867,12 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un #$d_mmap HAS_MMAP /**/ #define Mmap_t $mmaptype /**/ -/* HAS_MODFL: - * This symbol, if defined, indicates that the modfl routine is - * available to split a long double x into a fractional part f and - * an integer part i such that |f| < 1.0 and (f + i) = x. - */ -/* HAS_MODFL_PROTO: - * This symbol, if defined, indicates that the system provides - * a prototype for the modfl() function. Otherwise, it is up - * to the program to supply one. - */ -/* HAS_MODFL_POW32_BUG: - * This symbol, if defined, indicates that the modfl routine is - * broken for long doubles >= pow(2, 32). - * For example from 4294967303.150000 one would get 4294967302.000000 - * and 1.150000. The bug has been seen in certain versions of glibc, - * release 2.2.2 is known to be okay. - */ -#$d_modfl HAS_MODFL /**/ -#$d_modflproto HAS_MODFL_PROTO /**/ -#$d_modfl_pow32_bug HAS_MODFL_POW32_BUG /**/ - -/* HAS_MPROTECT: - * This symbol, if defined, indicates that the mprotect system call is - * available to modify the access protection of a memory mapped file. - */ -#$d_mprotect HAS_MPROTECT /**/ - /* HAS_MSG: * This symbol, if defined, indicates that the entire msg*(2) library is * supported (IPC mechanism based on message queues). */ #$d_msg HAS_MSG /**/ -/* HAS_STRUCT_MSGHDR: - * This symbol, if defined, indicates that the struct msghdr - * is supported. - */ -#$d_msghdr_s HAS_STRUCT_MSGHDR /**/ - -/* HAS_NL_LANGINFO: - * This symbol, if defined, indicates that the nl_langinfo routine is - * available to return local data. You will also need <langinfo.h> - * and therefore I_LANGINFO. - */ -#$d_nl_langinfo HAS_NL_LANGINFO /**/ - -/* HAS_OFF64_T: - * This symbol will be defined if the C compiler supports off64_t. - */ -#$d_off64_t HAS_OFF64_T /**/ - -/* HAS_OPEN3: - * This manifest constant lets the C program know that the three - * argument form of open(2) is available. - */ -#$d_open3 HAS_OPEN3 /**/ - /* HAS_POLL: * This symbol, if defined, indicates that the poll routine is * available to poll active file descriptors. You may safely @@ -2474,20 +1880,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un */ #$d_poll HAS_POLL /**/ -/* HAS_PROCSELFEXE: - * This symbol is defined if PROCSELFEXE_PATH is a symlink - * to the absolute pathname of the executing program. - */ -/* PROCSELFEXE_PATH: - * If HAS_PROCSELFEXE is defined this symbol is the filename - * of the symbolic link pointing to the absolute pathname of - * the executing program. - */ -#$d_procselfexe HAS_PROCSELFEXE /**/ -#if defined(HAS_PROCSELFEXE) && !defined(PROCSELFEXE_PATH) -#define PROCSELFEXE_PATH $procselfexe /**/ -#endif - /* OLD_PTHREAD_CREATE_JOINABLE: * This symbol, if defined, indicates how to create pthread * in joinable (aka undetached) state. NOTE: not defined @@ -2504,13 +1896,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un */ #$d_pthread_atfork HAS_PTHREAD_ATFORK /**/ -/* HAS_PTHREAD_ATTR_SETSCOPE: - * This symbol, if defined, indicates that the pthread_attr_setscope - * system call is available to set the contention scope attribute of - * a thread attribute object. - */ -#$d_pthread_attr_setscope HAS_PTHREAD_ATTR_SETSCOPE /**/ - /* HAS_PTHREAD_YIELD: * This symbol, if defined, indicates that the pthread_yield * routine is available to yield the execution of the current @@ -2569,69 +1954,12 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un #$d_readdir_r HAS_READDIR_R /**/ #define READDIR_R_PROTO $readdir_r_proto /**/ -/* HAS_READV: - * This symbol, if defined, indicates that the readv routine is - * available to do gather reads. You will also need <sys/uio.h> - * and there I_SYSUIO. - */ -#$d_readv HAS_READV /**/ - -/* HAS_RECVMSG: - * This symbol, if defined, indicates that the recvmsg routine is - * available to send structured socket messages. - */ -#$d_recvmsg HAS_RECVMSG /**/ - -/* HAS_SAFE_BCOPY: - * This symbol, if defined, indicates that the bcopy routine is available - * to copy potentially overlapping memory blocks. Normally, you should - * probably use memmove() or memcpy(). If neither is defined, roll your - * own version. - */ -#$d_safebcpy HAS_SAFE_BCOPY /**/ - -/* HAS_SAFE_MEMCPY: - * This symbol, if defined, indicates that the memcpy routine is available - * to copy potentially overlapping memory blocks. If you need to - * copy overlapping memory blocks, you should check HAS_MEMMOVE and - * use memmove() instead, if available. - */ -#$d_safemcpy HAS_SAFE_MEMCPY /**/ - -/* HAS_SANE_MEMCMP: - * This symbol, if defined, indicates that the memcmp routine is available - * and can be used to compare relative magnitudes of chars with their high - * bits set. If it is not defined, roll your own version. - */ -#$d_sanemcmp HAS_SANE_MEMCMP /**/ - -/* HAS_SBRK_PROTO: - * This symbol, if defined, indicates that the system provides - * a prototype for the sbrk() function. Otherwise, it is up - * to the program to supply one. Good guesses are - * extern void* sbrk(int); - * extern void* sbrk(size_t); - */ -#$d_sbrkproto HAS_SBRK_PROTO /**/ - -/* HAS_SCALBNL: - * This symbol, if defined, indicates that the scalbnl routine is - * available. If ilogbl is also present we can emulate frexpl. - */ -#$d_scalbnl HAS_SCALBNL /**/ - /* HAS_SEM: * This symbol, if defined, indicates that the entire sem*(2) library is * supported. */ #$d_sem HAS_SEM /**/ -/* HAS_SENDMSG: - * This symbol, if defined, indicates that the sendmsg routine is - * available to send structured socket messages. - */ -#$d_sendmsg HAS_SENDMSG /**/ - /* HAS_SETGRENT: * This symbol, if defined, indicates that the setgrent routine is * available for initializing sequential access of the group database. @@ -2677,12 +2005,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un #$d_sethostent_r HAS_SETHOSTENT_R /**/ #define SETHOSTENT_R_PROTO $sethostent_r_proto /**/ -/* HAS_SETITIMER: - * This symbol, if defined, indicates that the setitimer routine is - * available to set interval timers. - */ -#$d_setitimer HAS_SETITIMER /**/ - /* HAS_SETLOCALE_R: * This symbol, if defined, indicates that the setlocale_r routine * is available to setlocale re-entrantly. @@ -2733,12 +2055,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un #$d_setpgrp HAS_SETPGRP /**/ #$d_bsdsetpgrp USE_BSD_SETPGRP /**/ -/* HAS_SETPROCTITLE: - * This symbol, if defined, indicates that the setproctitle routine is - * available to set process title. - */ -#$d_setproctitle HAS_SETPROCTITLE /**/ - /* HAS_SETPROTOENT_R: * This symbol, if defined, indicates that the setprotoent_r routine * is available to setprotoent re-entrantly. @@ -2797,12 +2113,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un */ #$d_setvbuf HAS_SETVBUF /**/ -/* USE_SFIO: - * This symbol, if defined, indicates that sfio should - * be used. - */ -#$d_sfio USE_SFIO /**/ - /* HAS_SHM: * This symbol, if defined, indicates that the entire shm*(2) library is * supported. @@ -2823,83 +2133,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un #define Shmat_t $shmattype /**/ #$d_shmatprototype HAS_SHMAT_PROTOTYPE /**/ -/* HAS_SIGACTION: - * This symbol, if defined, indicates that Vr4's sigaction() routine - * is available. - */ -#$d_sigaction HAS_SIGACTION /**/ - -/* HAS_SIGPROCMASK: - * This symbol, if defined, indicates that the sigprocmask - * system call is available to examine or change the signal mask - * of the calling process. - */ -#$d_sigprocmask HAS_SIGPROCMASK /**/ - -/* HAS_SIGSETJMP: - * This variable indicates to the C program that the sigsetjmp() - * routine is available to save the calling process's registers - * and stack environment for later use by siglongjmp(), and - * to optionally save the process's signal mask. See - * Sigjmp_buf, Sigsetjmp, and Siglongjmp. - */ -/* Sigjmp_buf: - * This is the buffer type to be used with Sigsetjmp and Siglongjmp. - */ -/* Sigsetjmp: - * This macro is used in the same way as sigsetjmp(), but will invoke - * traditional setjmp() if sigsetjmp isn't available. - * See HAS_SIGSETJMP. - */ -/* Siglongjmp: - * This macro is used in the same way as siglongjmp(), but will invoke - * traditional longjmp() if siglongjmp isn't available. - * See HAS_SIGSETJMP. - */ -#$d_sigsetjmp HAS_SIGSETJMP /**/ -#ifdef HAS_SIGSETJMP -#define Sigjmp_buf sigjmp_buf -#define Sigsetjmp(buf,save_mask) sigsetjmp((buf),(save_mask)) -#define Siglongjmp(buf,retval) siglongjmp((buf),(retval)) -#else -#define Sigjmp_buf jmp_buf -#define Sigsetjmp(buf,save_mask) setjmp((buf)) -#define Siglongjmp(buf,retval) longjmp((buf),(retval)) -#endif - -/* USE_SITECUSTOMIZE: - * This symbol, if defined, indicates that sitecustomize should - * be used. - */ -#ifndef USE_SITECUSTOMIZE -#$usesitecustomize USE_SITECUSTOMIZE /**/ -#endif - -/* HAS_SNPRINTF: - * This symbol, if defined, indicates that the snprintf () library - * function is available for use. - */ -/* HAS_VSNPRINTF: - * This symbol, if defined, indicates that the vsnprintf () library - * function is available for use. - */ -#$d_snprintf HAS_SNPRINTF /**/ -#$d_vsnprintf HAS_VSNPRINTF /**/ - -/* HAS_SOCKATMARK: - * This symbol, if defined, indicates that the sockatmark routine is - * available to test whether a socket is at the out-of-band mark. - */ -#$d_sockatmark HAS_SOCKATMARK /**/ - -/* HAS_SOCKATMARK_PROTO: - * This symbol, if defined, indicates that the system provides - * a prototype for the sockatmark() function. Otherwise, it is up - * to the program to supply one. A good guess is - * extern int sockatmark(int); - */ -#$d_sockatmarkproto HAS_SOCKATMARK_PROTO /**/ - /* HAS_SOCKET: * This symbol, if defined, indicates that the BSD socket interface is * supported. @@ -2947,26 +2180,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un #$d_msg_proxy HAS_MSG_PROXY /**/ #$d_scm_rights HAS_SCM_RIGHTS /**/ -/* HAS_SOCKS5_INIT: - * This symbol, if defined, indicates that the socks5_init routine is - * available to initialize SOCKS 5. - */ -#$d_socks5_init HAS_SOCKS5_INIT /**/ - -/* SPRINTF_RETURNS_STRLEN: - * This variable defines whether sprintf returns the length of the string - * (as per the ANSI spec). Some C libraries retain compatibility with - * pre-ANSI C and return a pointer to the passed in buffer; for these - * this variable will be undef. - */ -#$d_sprintf_returns_strlen SPRINTF_RETURNS_STRLEN /**/ - -/* HAS_SQRTL: - * This symbol, if defined, indicates that the sqrtl routine is - * available to do long double square roots. - */ -#$d_sqrtl HAS_SQRTL /**/ - /* HAS_SRAND48_R: * This symbol, if defined, indicates that the srand48_r routine * is available to srand48 re-entrantly. @@ -2993,22 +2206,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un #$d_srandom_r HAS_SRANDOM_R /**/ #define SRANDOM_R_PROTO $srandom_r_proto /**/ -/* HAS_SETRESGID_PROTO: - * This symbol, if defined, indicates that the system provides - * a prototype for the setresgid() function. Otherwise, it is up - * to the program to supply one. Good guesses are - * extern int setresgid(uid_t ruid, uid_t euid, uid_t suid); - */ -#$d_sresgproto HAS_SETRESGID_PROTO /**/ - -/* HAS_SETRESUID_PROTO: - * This symbol, if defined, indicates that the system provides - * a prototype for the setresuid() function. Otherwise, it is up - * to the program to supply one. Good guesses are - * extern int setresuid(uid_t ruid, uid_t euid, uid_t suid); - */ -#$d_sresuproto HAS_SETRESUID_PROTO /**/ - /* USE_STAT_BLOCKS: * This symbol is defined if this system has a stat structure declaring * st_blksize and st_blocks. @@ -3017,28 +2214,849 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un #$d_statblks USE_STAT_BLOCKS /**/ #endif -/* HAS_STRUCT_STATFS_F_FLAGS: - * This symbol, if defined, indicates that the struct statfs - * does have the f_flags member containing the mount flags of - * the filesystem containing the file. - * This kind of struct statfs is coming from <sys/mount.h> (BSD 4.3), - * not from <sys/statfs.h> (SYSV). Older BSDs (like Ultrix) do not - * have statfs() and struct statfs, they have ustat() and getmnt() - * with struct ustat and struct fs_data. +/* HAS_STRERROR: + * This symbol, if defined, indicates that the strerror routine is + * available to translate error numbers to strings. See the writeup + * of Strerror() in this file before you try to define your own. */ -#$d_statfs_f_flags HAS_STRUCT_STATFS_F_FLAGS /**/ +/* HAS_SYS_ERRLIST: + * This symbol, if defined, indicates that the sys_errlist array is + * available to translate error numbers to strings. The extern int + * sys_nerr gives the size of that table. + */ +/* Strerror: + * This preprocessor symbol is defined as a macro if strerror() is + * not available to translate error numbers to strings but sys_errlist[] + * array is there. + */ +#$d_strerror HAS_STRERROR /**/ +#$d_syserrlst HAS_SYS_ERRLIST /**/ +#define Strerror(e) $d_strerrm -/* HAS_STRUCT_STATFS: - * This symbol, if defined, indicates that the struct statfs - * to do statfs() is supported. +/* HAS_STRERROR_R: + * This symbol, if defined, indicates that the strerror_r routine + * is available to strerror re-entrantly. */ -#$d_statfs_s HAS_STRUCT_STATFS /**/ +/* STRERROR_R_PROTO: + * This symbol encodes the prototype of strerror_r. + * It is zero if d_strerror_r is undef, and one of the + * REENTRANT_PROTO_T_ABC macros of reentr.h if d_strerror_r + * is defined. + */ +#$d_strerror_r HAS_STRERROR_R /**/ +#define STRERROR_R_PROTO $strerror_r_proto /**/ -/* HAS_FSTATVFS: - * This symbol, if defined, indicates that the fstatvfs routine is - * available to stat filesystems by file descriptors. +/* HAS_STRTOUL: + * This symbol, if defined, indicates that the strtoul routine is + * available to provide conversion of strings to unsigned long. */ -#$d_fstatvfs HAS_FSTATVFS /**/ +#$d_strtoul HAS_STRTOUL /**/ + +/* HAS_TIME: + * This symbol, if defined, indicates that the time() routine exists. + */ +/* Time_t: + * This symbol holds the type returned by time(). It can be long, + * or time_t on BSD sites (in which case <sys/types.h> should be + * included). + */ +#$d_time HAS_TIME /**/ +#define Time_t $timetype /* Time type */ + +/* HAS_TIMES: + * This symbol, if defined, indicates that the times() routine exists. + * Note that this became obsolete on some systems (SUNOS), which now + * use getrusage(). It may be necessary to include <sys/times.h>. + */ +#$d_times HAS_TIMES /**/ + +/* HAS_TMPNAM_R: + * This symbol, if defined, indicates that the tmpnam_r routine + * is available to tmpnam re-entrantly. + */ +/* TMPNAM_R_PROTO: + * This symbol encodes the prototype of tmpnam_r. + * It is zero if d_tmpnam_r is undef, and one of the + * REENTRANT_PROTO_T_ABC macros of reentr.h if d_tmpnam_r + * is defined. + */ +#$d_tmpnam_r HAS_TMPNAM_R /**/ +#define TMPNAM_R_PROTO $tmpnam_r_proto /**/ + +/* HAS_TTYNAME_R: + * This symbol, if defined, indicates that the ttyname_r routine + * is available to ttyname re-entrantly. + */ +/* TTYNAME_R_PROTO: + * This symbol encodes the prototype of ttyname_r. + * It is zero if d_ttyname_r is undef, and one of the + * REENTRANT_PROTO_T_ABC macros of reentr.h if d_ttyname_r + * is defined. + */ +#$d_ttyname_r HAS_TTYNAME_R /**/ +#define TTYNAME_R_PROTO $ttyname_r_proto /**/ + +/* HAS_UNION_SEMUN: + * This symbol, if defined, indicates that the union semun is + * defined by including <sys/sem.h>. If not, the user code + * probably needs to define it as: + * union semun { + * int val; + * struct semid_ds *buf; + * unsigned short *array; + * } + */ +/* USE_SEMCTL_SEMUN: + * This symbol, if defined, indicates that union semun is + * used for semctl IPC_STAT. + */ +/* USE_SEMCTL_SEMID_DS: + * This symbol, if defined, indicates that struct semid_ds * is + * used for semctl IPC_STAT. + */ +#$d_union_semun HAS_UNION_SEMUN /**/ +#$d_semctl_semun USE_SEMCTL_SEMUN /**/ +#$d_semctl_semid_ds USE_SEMCTL_SEMID_DS /**/ + +/* HAS_VFORK: + * This symbol, if defined, indicates that vfork() exists. + */ +#$d_vfork HAS_VFORK /**/ + +/* HAS_PSEUDOFORK: + * This symbol, if defined, indicates that an emulation of the + * fork routine is available. + */ +#$d_pseudofork HAS_PSEUDOFORK /**/ + +/* Signal_t: + * This symbol's value is either "void" or "int", corresponding to the + * appropriate return type of a signal handler. Thus, you can declare + * a signal handler using "Signal_t (*handler)()", and define the + * handler using "Signal_t handler(sig)". + */ +#define Signal_t $signal_t /* Signal handler's return type */ + +/* Fpos_t: + * This symbol holds the type used to declare file positions in libc. + * It can be fpos_t, long, uint, etc... It may be necessary to include + * <sys/types.h> to get any typedef'ed information. + */ +#define Fpos_t $fpostype /* File position type */ + +/* Gid_t_f: + * This symbol defines the format string used for printing a Gid_t. + */ +#define Gid_t_f $gidformat /**/ + +/* Gid_t_sign: + * This symbol holds the signedess of a Gid_t. + * 1 for unsigned, -1 for signed. + */ +#define Gid_t_sign $gidsign /* GID sign */ + +/* Gid_t_size: + * This symbol holds the size of a Gid_t in bytes. + */ +#define Gid_t_size $gidsize /* GID size */ + +/* Gid_t: + * This symbol holds the return type of getgid() and the type of + * argument to setrgid() and related functions. Typically, + * it is the type of group ids in the kernel. It can be int, ushort, + * gid_t, etc... It may be necessary to include <sys/types.h> to get + * any typedef'ed information. + */ +#define Gid_t $gidtype /* Type for getgid(), etc... */ + +/* Groups_t: + * This symbol holds the type used for the second argument to + * getgroups() and setgroups(). Usually, this is the same as + * gidtype (gid_t) , but sometimes it isn't. + * It can be int, ushort, gid_t, etc... + * It may be necessary to include <sys/types.h> to get any + * typedef'ed information. This is only required if you have + * getgroups() or setgroups().. + */ +#if defined(HAS_GETGROUPS) || defined(HAS_SETGROUPS) +#define Groups_t $groupstype /* Type for 2nd arg to [sg]etgroups() */ +#endif + +/* I_GRP: + * This symbol, if defined, indicates to the C program that it should + * include <grp.h>. + */ +/* GRPASSWD: + * This symbol, if defined, indicates to the C program that struct group + * in <grp.h> contains gr_passwd. + */ +#$i_grp I_GRP /**/ +#$d_grpasswd GRPASSWD /**/ + +/* I_MACH_CTHREADS: + * This symbol, if defined, indicates to the C program that it should + * include <mach/cthreads.h>. + */ +#$i_machcthr I_MACH_CTHREADS /**/ + +/* I_NDBM: + * This symbol, if defined, indicates that <ndbm.h> exists and should + * be included. + */ +#$i_ndbm I_NDBM /**/ + +/* I_NETDB: + * This symbol, if defined, indicates that <netdb.h> exists and + * should be included. + */ +#$i_netdb I_NETDB /**/ + +/* I_PTHREAD: + * This symbol, if defined, indicates to the C program that it should + * include <pthread.h>. + */ +#$i_pthread I_PTHREAD /**/ + +/* I_PWD: + * This symbol, if defined, indicates to the C program that it should + * include <pwd.h>. + */ +/* PWQUOTA: + * This symbol, if defined, indicates to the C program that struct passwd + * contains pw_quota. + */ +/* PWAGE: + * This symbol, if defined, indicates to the C program that struct passwd + * contains pw_age. + */ +/* PWCHANGE: + * This symbol, if defined, indicates to the C program that struct passwd + * contains pw_change. + */ +/* PWCLASS: + * This symbol, if defined, indicates to the C program that struct passwd + * contains pw_class. + */ +/* PWEXPIRE: + * This symbol, if defined, indicates to the C program that struct passwd + * contains pw_expire. + */ +/* PWCOMMENT: + * This symbol, if defined, indicates to the C program that struct passwd + * contains pw_comment. + */ +/* PWGECOS: + * This symbol, if defined, indicates to the C program that struct passwd + * contains pw_gecos. + */ +/* PWPASSWD: + * This symbol, if defined, indicates to the C program that struct passwd + * contains pw_passwd. + */ +#$i_pwd I_PWD /**/ +#$d_pwquota PWQUOTA /**/ +#$d_pwage PWAGE /**/ +#$d_pwchange PWCHANGE /**/ +#$d_pwclass PWCLASS /**/ +#$d_pwexpire PWEXPIRE /**/ +#$d_pwcomment PWCOMMENT /**/ +#$d_pwgecos PWGECOS /**/ +#$d_pwpasswd PWPASSWD /**/ + +/* I_SYS_ACCESS: + * This symbol, if defined, indicates to the C program that it should + * include <sys/access.h>. + */ +#$i_sysaccess I_SYS_ACCESS /**/ + +/* I_SYS_SECURITY: + * This symbol, if defined, indicates to the C program that it should + * include <sys/security.h>. + */ +#$i_syssecrt I_SYS_SECURITY /**/ + +/* I_SYSUIO: + * This symbol, if defined, indicates that <sys/uio.h> exists and + * should be included. + */ +#$i_sysuio I_SYSUIO /**/ + +/* I_STDARG: + * This symbol, if defined, indicates that <stdarg.h> exists and should + * be included. + */ +/* I_VARARGS: + * This symbol, if defined, indicates to the C program that it should + * include <varargs.h>. + */ +#$i_stdarg I_STDARG /**/ +#$i_varargs I_VARARGS /**/ + +/* PERL_INC_VERSION_LIST: + * This variable specifies the list of subdirectories in over + * which perl.c:incpush() and lib/lib.pm will automatically + * search when adding directories to @INC, in a format suitable + * for a C initialization string. See the inc_version_list entry + * in Porting/Glossary for more details. + */ +#$d_inc_version_list PERL_INC_VERSION_LIST $inc_version_list_init /**/ + +/* INSTALL_USR_BIN_PERL: + * This symbol, if defined, indicates that Perl is to be installed + * also as /usr/bin/perl. + */ +#$installusrbinperl INSTALL_USR_BIN_PERL /**/ + +/* Off_t: + * This symbol holds the type used to declare offsets in the kernel. + * It can be int, long, off_t, etc... It may be necessary to include + * <sys/types.h> to get any typedef'ed information. + */ +/* LSEEKSIZE: + * This symbol holds the number of bytes used by the Off_t. + */ +/* Off_t_size: + * This symbol holds the number of bytes used by the Off_t. + */ +#define Off_t $lseektype /* <offset> type */ +#define LSEEKSIZE $lseeksize /* <offset> size */ +#define Off_t_size $lseeksize /* <offset> size */ + +/* Free_t: + * This variable contains the return type of free(). It is usually + * void, but occasionally int. + */ +/* Malloc_t: + * This symbol is the type of pointer returned by malloc and realloc. + */ +#define Malloc_t $malloctype /**/ +#define Free_t $freetype /**/ + +/* PERL_MALLOC_WRAP: + * This symbol, if defined, indicates that we'd like malloc wrap checks. + */ +#$usemallocwrap PERL_MALLOC_WRAP /**/ + +/* MYMALLOC: + * This symbol, if defined, indicates that we're using our own malloc. + */ +#$d_mymalloc MYMALLOC /**/ + +/* Mode_t: + * This symbol holds the type used to declare file modes + * for systems calls. It is usually mode_t, but may be + * int or unsigned short. It may be necessary to include <sys/types.h> + * to get any typedef'ed information. + */ +#define Mode_t $modetype /* file mode parameter for system calls */ + +/* Netdb_host_t: + * This symbol holds the type used for the 1st argument + * to gethostbyaddr(). + */ +/* Netdb_hlen_t: + * This symbol holds the type used for the 2nd argument + * to gethostbyaddr(). + */ +/* Netdb_name_t: + * This symbol holds the type used for the argument to + * gethostbyname(). + */ +/* Netdb_net_t: + * This symbol holds the type used for the 1st argument to + * getnetbyaddr(). + */ +#define Netdb_host_t $netdb_host_type /**/ +#define Netdb_hlen_t $netdb_hlen_type /**/ +#define Netdb_name_t $netdb_name_type /**/ +#define Netdb_net_t $netdb_net_type /**/ + +/* PERL_OTHERLIBDIRS: + * This variable contains a colon-separated set of paths for the perl + * binary to search for additional library files or modules. + * These directories will be tacked to the end of @INC. + * Perl will automatically search below each path for version- + * and architecture-specific directories. See PERL_INC_VERSION_LIST + * for more details. + */ +#$d_perl_otherlibdirs PERL_OTHERLIBDIRS "$otherlibdirs" /**/ + +/* Pid_t: + * This symbol holds the type used to declare process ids in the kernel. + * It can be int, uint, pid_t, etc... It may be necessary to include + * <sys/types.h> to get any typedef'ed information. + */ +#define Pid_t $pidtype /* PID type */ + +/* PRIVLIB: + * This symbol contains the name of the private library for this package. + * The library is private in the sense that it needn't be in anyone's + * execution path, but it should be accessible by the world. The program + * should be prepared to do ~ expansion. + */ +/* PRIVLIB_EXP: + * This symbol contains the ~name expanded version of PRIVLIB, to be used + * in programs that are not prepared to deal with ~ expansion at run-time. + */ +#define PRIVLIB "$privlib" /**/ +#define PRIVLIB_EXP "$privlibexp" /**/ + +/* CAN_PROTOTYPE: + * If defined, this macro indicates that the C compiler can handle + * function prototypes. + */ +/* _: + * This macro is used to declare function parameters for folks who want + * to make declarations with prototypes using a different style than + * the above macros. Use double parentheses. For example: + * + * int main _((int argc, char *argv[])); + */ +#$prototype CAN_PROTOTYPE /**/ +#ifdef CAN_PROTOTYPE +#define _(args) args +#else +#define _(args) () +#endif + +/* Select_fd_set_t: + * This symbol holds the type used for the 2nd, 3rd, and 4th + * arguments to select. Usually, this is 'fd_set *', if HAS_FD_SET + * is defined, and 'int *' otherwise. This is only useful if you + * have select(), of course. + */ +#define Select_fd_set_t $selecttype /**/ + +/* SH_PATH: + * This symbol contains the full pathname to the shell used on this + * on this system to execute Bourne shell scripts. Usually, this will be + * /bin/sh, though it's possible that some systems will have /bin/ksh, + * /bin/pdksh, /bin/ash, /bin/bash, or even something such as + * D:/bin/sh.exe. + */ +#define SH_PATH "$sh" /**/ + +/* SIG_NAME: + * This symbol contains a list of signal names in order of + * signal number. This is intended + * to be used as a static array initialization, like this: + * char *sig_name[] = { SIG_NAME }; + * The signals in the list are separated with commas, and each signal + * is surrounded by double quotes. There is no leading SIG in the signal + * name, i.e. SIGQUIT is known as "QUIT". + * Gaps in the signal numbers (up to NSIG) are filled in with NUMnn, + * etc., where nn is the actual signal number (e.g. NUM37). + * The signal number for sig_name[i] is stored in sig_num[i]. + * The last element is 0 to terminate the list with a NULL. This + * corresponds to the 0 at the end of the sig_name_init list. + * Note that this variable is initialized from the sig_name_init, + * not from sig_name (which is unused). + */ +/* SIG_NUM: + * This symbol contains a list of signal numbers, in the same order as the + * SIG_NAME list. It is suitable for static array initialization, as in: + * int sig_num[] = { SIG_NUM }; + * The signals in the list are separated with commas, and the indices + * within that list and the SIG_NAME list match, so it's easy to compute + * the signal name from a number or vice versa at the price of a small + * dynamic linear lookup. + * Duplicates are allowed, but are moved to the end of the list. + * The signal number corresponding to sig_name[i] is sig_number[i]. + * if (i < NSIG) then sig_number[i] == i. + * The last element is 0, corresponding to the 0 at the end of + * the sig_name_init list. + * Note that this variable is initialized from the sig_num_init, + * not from sig_num (which is unused). + */ +/* SIG_SIZE: + * This variable contains the number of elements of the SIG_NAME + * and SIG_NUM arrays, excluding the final NULL entry. + */ +#define SIG_NAME $sig_name_init /**/ +#define SIG_NUM $sig_num_init /**/ +#define SIG_SIZE $sig_size /**/ + +/* SITEARCH: + * This symbol contains the name of the private library for this package. + * The library is private in the sense that it needn't be in anyone's + * execution path, but it should be accessible by the world. The program + * should be prepared to do ~ expansion. + * The standard distribution will put nothing in this directory. + * After perl has been installed, users may install their own local + * architecture-dependent modules in this directory with + * MakeMaker Makefile.PL + * or equivalent. See INSTALL for details. + */ +/* SITEARCH_EXP: + * This symbol contains the ~name expanded version of SITEARCH, to be used + * in programs that are not prepared to deal with ~ expansion at run-time. + */ +#$d_sitearch SITEARCH "$sitearch" /**/ +#$d_sitearch SITEARCH_EXP "$sitearchexp" /**/ + +/* SITELIB: + * This symbol contains the name of the private library for this package. + * The library is private in the sense that it needn't be in anyone's + * execution path, but it should be accessible by the world. The program + * should be prepared to do ~ expansion. + * The standard distribution will put nothing in this directory. + * After perl has been installed, users may install their own local + * architecture-independent modules in this directory with + * MakeMaker Makefile.PL + * or equivalent. See INSTALL for details. + */ +/* SITELIB_EXP: + * This symbol contains the ~name expanded version of SITELIB, to be used + * in programs that are not prepared to deal with ~ expansion at run-time. + */ +/* SITELIB_STEM: + * This define is SITELIB_EXP with any trailing version-specific component + * removed. The elements in inc_version_list (inc_version_list.U) can + * be tacked onto this variable to generate a list of directories to search. + */ +#define SITELIB "$sitelib" /**/ +#define SITELIB_EXP "$sitelibexp" /**/ +#define SITELIB_STEM "$sitelib_stem" /**/ + +/* Size_t_size: + * This symbol holds the size of a Size_t in bytes. + */ +#define Size_t_size $sizesize /* */ + +/* Size_t: + * This symbol holds the type used to declare length parameters + * for string functions. It is usually size_t, but may be + * unsigned long, int, etc. It may be necessary to include + * <sys/types.h> to get any typedef'ed information. + */ +#define Size_t $sizetype /* length paramater for string functions */ + +/* Sock_size_t: + * This symbol holds the type used for the size argument of + * various socket calls (just the base type, not the pointer-to). + */ +#define Sock_size_t $socksizetype /**/ + +/* STDCHAR: + * This symbol is defined to be the type of char used in stdio.h. + * It has the values "unsigned char" or "char". + */ +#define STDCHAR $stdchar /**/ + +/* Uid_t_f: + * This symbol defines the format string used for printing a Uid_t. + */ +#define Uid_t_f $uidformat /**/ + +/* Uid_t_sign: + * This symbol holds the signedess of a Uid_t. + * 1 for unsigned, -1 for signed. + */ +#define Uid_t_sign $uidsign /* UID sign */ + +/* Uid_t_size: + * This symbol holds the size of a Uid_t in bytes. + */ +#define Uid_t_size $uidsize /* UID size */ + +/* Uid_t: + * This symbol holds the type used to declare user ids in the kernel. + * It can be int, ushort, uid_t, etc... It may be necessary to include + * <sys/types.h> to get any typedef'ed information. + */ +#define Uid_t $uidtype /* UID type */ + +/* USE_ITHREADS: + * This symbol, if defined, indicates that Perl should be built to + * use the interpreter-based threading implementation. + */ +/* USE_5005THREADS: + * This symbol, if defined, indicates that Perl should be built to + * use the 5.005-based threading implementation. + * Only valid up to 5.8.x. + */ +/* OLD_PTHREADS_API: + * This symbol, if defined, indicates that Perl should + * be built to use the old draft POSIX threads API. + */ +/* USE_REENTRANT_API: + * This symbol, if defined, indicates that Perl should + * try to use the various _r versions of library functions. + * This is extremely experimental. + */ +#$use5005threads USE_5005THREADS /**/ +#$useithreads USE_ITHREADS /**/ +#if defined(USE_5005THREADS) && !defined(USE_ITHREADS) +#define USE_THREADS /* until src is revised*/ +#endif +#$d_oldpthreads OLD_PTHREADS_API /**/ +#$usereentrant USE_REENTRANT_API /**/ + +/* PERL_VENDORARCH: + * If defined, this symbol contains the name of a private library. + * The library is private in the sense that it needn't be in anyone's + * execution path, but it should be accessible by the world. + * It may have a ~ on the front. + * The standard distribution will put nothing in this directory. + * Vendors who distribute perl may wish to place their own + * architecture-dependent modules and extensions in this directory with + * MakeMaker Makefile.PL INSTALLDIRS=vendor + * or equivalent. See INSTALL for details. + */ +/* PERL_VENDORARCH_EXP: + * This symbol contains the ~name expanded version of PERL_VENDORARCH, to be used + * in programs that are not prepared to deal with ~ expansion at run-time. + */ +#$d_vendorarch PERL_VENDORARCH "$vendorarch" /**/ +#$d_vendorarch PERL_VENDORARCH_EXP "$vendorarchexp" /**/ + +/* PERL_VENDORLIB_EXP: + * This symbol contains the ~name expanded version of VENDORLIB, to be used + * in programs that are not prepared to deal with ~ expansion at run-time. + */ +/* PERL_VENDORLIB_STEM: + * This define is PERL_VENDORLIB_EXP with any trailing version-specific component + * removed. The elements in inc_version_list (inc_version_list.U) can + * be tacked onto this variable to generate a list of directories to search. + */ +#$d_vendorlib PERL_VENDORLIB_EXP "$vendorlibexp" /**/ +#$d_vendorlib PERL_VENDORLIB_STEM "$vendorlib_stem" /**/ + +/* VOIDFLAGS: + * This symbol indicates how much support of the void type is given by this + * compiler. What various bits mean: + * + * 1 = supports declaration of void + * 2 = supports arrays of pointers to functions returning void + * 4 = supports comparisons between pointers to void functions and + * addresses of void functions + * 8 = suports declaration of generic void pointers + * + * The package designer should define VOIDUSED to indicate the requirements + * of the package. This can be done either by #defining VOIDUSED before + * including config.h, or by defining defvoidused in Myinit.U. If the + * latter approach is taken, only those flags will be tested. If the + * level of void support necessary is not present, defines void to int. + */ +#ifndef VOIDUSED +#define VOIDUSED $defvoidused +#endif +#define VOIDFLAGS $voidflags +#if (VOIDFLAGS & VOIDUSED) != VOIDUSED +#define void int /* is void to be avoided? */ +#define M_VOID /* Xenix strikes again */ +#endif + +/* USE_CROSS_COMPILE: + * This symbol, if defined, indicates that Perl is being cross-compiled. + */ +/* PERL_TARGETARCH: + * This symbol, if defined, indicates the target architecture + * Perl has been cross-compiled to. Undefined if not a cross-compile. + */ +#ifndef USE_CROSS_COMPILE +#$usecrosscompile USE_CROSS_COMPILE /**/ +#define PERL_TARGETARCH "$targetarch" /**/ +#endif + +/* MEM_ALIGNBYTES: + * This symbol contains the number of bytes required to align a + * double, or a long double when applicable. Usual values are 2, + * 4 and 8. The default is eight, for safety. + */ +#if defined(USE_CROSS_COMPILE) || defined(MULTIARCH) +# define MEM_ALIGNBYTES 8 +#else +#define MEM_ALIGNBYTES $alignbytes +#endif + +/* BYTEORDER: + * This symbol holds the hexadecimal constant defined in byteorder, + * in a UV, i.e. 0x1234 or 0x4321 or 0x12345678, etc... + * If the compiler supports cross-compiling or multiple-architecture + * binaries (eg. on NeXT systems), use compiler-defined macros to + * determine the byte order. + * On NeXT 3.2 (and greater), you can build "Fat" Multiple Architecture + * Binaries (MAB) on either big endian or little endian machines. + * The endian-ness is available at compile-time. This only matters + * for perl, where the config.h can be generated and installed on + * one system, and used by a different architecture to build an + * extension. Older versions of NeXT that might not have + * defined either *_ENDIAN__ were all on Motorola 680x0 series, + * so the default case (for NeXT) is big endian to catch them. + * This might matter for NeXT 3.0. + */ +#if defined(USE_CROSS_COMPILE) || defined(MULTIARCH) +# ifdef __LITTLE_ENDIAN__ +# if LONGSIZE == 4 +# define BYTEORDER 0x1234 +# else +# if LONGSIZE == 8 +# define BYTEORDER 0x12345678 +# endif +# endif +# else +# ifdef __BIG_ENDIAN__ +# if LONGSIZE == 4 +# define BYTEORDER 0x4321 +# else +# if LONGSIZE == 8 +# define BYTEORDER 0x87654321 +# endif +# endif +# endif +# endif +# if !defined(BYTEORDER) && (defined(NeXT) || defined(__NeXT__)) +# define BYTEORDER 0x4321 +# endif +#else +#define BYTEORDER 0x$byteorder /* large digits for MSB */ +#endif /* NeXT */ + +/* CASTI32: + * This symbol is defined if the C compiler can cast negative + * or large floating point numbers to 32-bit ints. + */ +#$d_casti32 CASTI32 /**/ + +/* CASTNEGFLOAT: + * This symbol is defined if the C compiler can cast negative + * numbers to unsigned longs, ints and shorts. + */ +/* CASTFLAGS: + * This symbol contains flags that say what difficulties the compiler + * has casting odd floating values to unsigned long: + * 0 = ok + * 1 = couldn't cast < 0 + * 2 = couldn't cast >= 0x80000000 + * 4 = couldn't cast in argument expression list + */ +#$d_castneg CASTNEGFLOAT /**/ +#define CASTFLAGS $castflags /**/ + +/* VOID_CLOSEDIR: + * This symbol, if defined, indicates that the closedir() routine + * does not return a value. + */ +#$d_void_closedir VOID_CLOSEDIR /**/ + +/* HAS_FD_SET: + * This symbol, when defined, indicates presence of the fd_set typedef + * in <sys/types.h> + */ +#$d_fd_set HAS_FD_SET /**/ + +/* Gconvert: + * This preprocessor macro is defined to convert a floating point + * number to a string without a trailing decimal point. This + * emulates the behavior of sprintf("%g"), but is sometimes much more + * efficient. If gconvert() is not available, but gcvt() drops the + * trailing decimal point, then gcvt() is used. If all else fails, + * a macro using sprintf("%g") is used. Arguments for the Gconvert + * macro are: value, number of digits, whether trailing zeros should + * be retained, and the output buffer. + * The usual values are: + * d_Gconvert='gconvert((x),(n),(t),(b))' + * d_Gconvert='gcvt((x),(n),(b))' + * d_Gconvert='sprintf((b),"%.*g",(n),(x))' + * The last two assume trailing zeros should not be kept. + */ +#define Gconvert(x,n,t,b) $d_Gconvert + +/* HAS_GETPAGESIZE: + * This symbol, if defined, indicates that the getpagesize system call + * is available to get system page size, which is the granularity of + * many memory management calls. + */ +#$d_getpagsz HAS_GETPAGESIZE /**/ + +/* HAS_GNULIBC: + * This symbol, if defined, indicates to the C program that + * the GNU C library is being used. A better check is to use + * the __GLIBC__ and __GLIBC_MINOR__ symbols supplied with glibc. + */ +#$d_gnulibc HAS_GNULIBC /**/ +#if defined(HAS_GNULIBC) && !defined(_GNU_SOURCE) +# define _GNU_SOURCE +#endif +/* HAS_ISASCII: + * This manifest constant lets the C program know that isascii + * is available. + */ +#$d_isascii HAS_ISASCII /**/ + +/* HAS_LCHOWN: + * This symbol, if defined, indicates that the lchown routine is + * available to operate on a symbolic link (instead of following the + * link). + */ +#$d_lchown HAS_LCHOWN /**/ + +/* HAS_OPEN3: + * This manifest constant lets the C program know that the three + * argument form of open(2) is available. + */ +#$d_open3 HAS_OPEN3 /**/ + +/* HAS_SAFE_BCOPY: + * This symbol, if defined, indicates that the bcopy routine is available + * to copy potentially overlapping memory blocks. Normally, you should + * probably use memmove() or memcpy(). If neither is defined, roll your + * own version. + */ +#$d_safebcpy HAS_SAFE_BCOPY /**/ + +/* HAS_SAFE_MEMCPY: + * This symbol, if defined, indicates that the memcpy routine is available + * to copy potentially overlapping memory blocks. If you need to + * copy overlapping memory blocks, you should check HAS_MEMMOVE and + * use memmove() instead, if available. + */ +#$d_safemcpy HAS_SAFE_MEMCPY /**/ + +/* HAS_SANE_MEMCMP: + * This symbol, if defined, indicates that the memcmp routine is available + * and can be used to compare relative magnitudes of chars with their high + * bits set. If it is not defined, roll your own version. + */ +#$d_sanemcmp HAS_SANE_MEMCMP /**/ + +/* HAS_SIGACTION: + * This symbol, if defined, indicates that Vr4's sigaction() routine + * is available. + */ +#$d_sigaction HAS_SIGACTION /**/ + +/* HAS_SIGSETJMP: + * This variable indicates to the C program that the sigsetjmp() + * routine is available to save the calling process's registers + * and stack environment for later use by siglongjmp(), and + * to optionally save the process's signal mask. See + * Sigjmp_buf, Sigsetjmp, and Siglongjmp. + */ +/* Sigjmp_buf: + * This is the buffer type to be used with Sigsetjmp and Siglongjmp. + */ +/* Sigsetjmp: + * This macro is used in the same way as sigsetjmp(), but will invoke + * traditional setjmp() if sigsetjmp isn't available. + * See HAS_SIGSETJMP. + */ +/* Siglongjmp: + * This macro is used in the same way as siglongjmp(), but will invoke + * traditional longjmp() if siglongjmp isn't available. + * See HAS_SIGSETJMP. + */ +#$d_sigsetjmp HAS_SIGSETJMP /**/ +#ifdef HAS_SIGSETJMP +#define Sigjmp_buf sigjmp_buf +#define Sigsetjmp(buf,save_mask) sigsetjmp((buf),(save_mask)) +#define Siglongjmp(buf,retval) siglongjmp((buf),(retval)) +#else +#define Sigjmp_buf jmp_buf +#define Sigsetjmp(buf,save_mask) setjmp((buf)) +#define Siglongjmp(buf,retval) longjmp((buf),(retval)) +#endif /* USE_STDIO_PTR: * This symbol is defined if the _ptr and _cnt fields (or similar) @@ -3110,37 +3128,756 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un #define FILE_bufsiz(fp) $stdio_bufsiz #endif -/* HAS_STRERROR: - * This symbol, if defined, indicates that the strerror routine is - * available to translate error numbers to strings. See the writeup - * of Strerror() in this file before you try to define your own. +/* HAS_VPRINTF: + * This symbol, if defined, indicates that the vprintf routine is available + * to printf with a pointer to an argument list. If unavailable, you + * may need to write your own, probably in terms of _doprnt(). */ -/* HAS_SYS_ERRLIST: - * This symbol, if defined, indicates that the sys_errlist array is - * available to translate error numbers to strings. The extern int - * sys_nerr gives the size of that table. +/* USE_CHAR_VSPRINTF: + * This symbol is defined if this system has vsprintf() returning type + * (char*). The trend seems to be to declare it as "int vsprintf()". It + * is up to the package author to declare vsprintf correctly based on the + * symbol. */ -/* Strerror: - * This preprocessor symbol is defined as a macro if strerror() is - * not available to translate error numbers to strings but sys_errlist[] - * array is there. +#$d_vprintf HAS_VPRINTF /**/ +#$d_charvspr USE_CHAR_VSPRINTF /**/ + +/* DOUBLESIZE: + * This symbol contains the size of a double, so that the C preprocessor + * can make decisions based on it. */ -#$d_strerror HAS_STRERROR /**/ -#$d_syserrlst HAS_SYS_ERRLIST /**/ -#define Strerror(e) $d_strerrm +#define DOUBLESIZE $doublesize /**/ -/* HAS_STRERROR_R: - * This symbol, if defined, indicates that the strerror_r routine - * is available to strerror re-entrantly. +/* I_TIME: + * This symbol, if defined, indicates to the C program that it should + * include <time.h>. */ -/* STRERROR_R_PROTO: - * This symbol encodes the prototype of strerror_r. - * It is zero if d_strerror_r is undef, and one of the - * REENTRANT_PROTO_T_ABC macros of reentr.h if d_strerror_r - * is defined. +/* I_SYS_TIME: + * This symbol, if defined, indicates to the C program that it should + * include <sys/time.h>. */ -#$d_strerror_r HAS_STRERROR_R /**/ -#define STRERROR_R_PROTO $strerror_r_proto /**/ +/* I_SYS_TIME_KERNEL: + * This symbol, if defined, indicates to the C program that it should + * include <sys/time.h> with KERNEL defined. + */ +/* HAS_TM_TM_ZONE: + * This symbol, if defined, indicates to the C program that + * the struct tm has a tm_zone field. + */ +/* HAS_TM_TM_GMTOFF: + * This symbol, if defined, indicates to the C program that + * the struct tm has a tm_gmtoff field. + */ +#$i_time I_TIME /**/ +#$i_systime I_SYS_TIME /**/ +#$i_systimek I_SYS_TIME_KERNEL /**/ +#$d_tm_tm_zone HAS_TM_TM_ZONE /**/ +#$d_tm_tm_gmtoff HAS_TM_TM_GMTOFF /**/ + +/* VAL_O_NONBLOCK: + * This symbol is to be used during open() or fcntl(F_SETFL) to turn on + * non-blocking I/O for the file descriptor. Note that there is no way + * back, i.e. you cannot turn it blocking again this way. If you wish to + * alternatively switch between blocking and non-blocking, use the + * ioctl(FIOSNBIO) call instead, but that is not supported by all devices. + */ +/* VAL_EAGAIN: + * This symbol holds the errno error code set by read() when no data was + * present on the non-blocking file descriptor. + */ +/* RD_NODATA: + * This symbol holds the return code from read() when no data is present + * on the non-blocking file descriptor. Be careful! If EOF_NONBLOCK is + * not defined, then you can't distinguish between no data and EOF by + * issuing a read(). You'll have to find another way to tell for sure! + */ +/* EOF_NONBLOCK: + * This symbol, if defined, indicates to the C program that a read() on + * a non-blocking file descriptor will return 0 on EOF, and not the value + * held in RD_NODATA (-1 usually, in that case!). + */ +#define VAL_O_NONBLOCK $o_nonblock +#define VAL_EAGAIN $eagain +#define RD_NODATA $rd_nodata +#$d_eofnblk EOF_NONBLOCK + +/* PTRSIZE: + * This symbol contains the size of a pointer, so that the C preprocessor + * can make decisions based on it. It will be sizeof(void *) if + * the compiler supports (void *); otherwise it will be + * sizeof(char *). + */ +#define PTRSIZE $ptrsize /**/ + +/* Drand01: + * This macro is to be used to generate uniformly distributed + * random numbers over the range [0., 1.[. You may have to supply + * an 'extern double drand48();' in your program since SunOS 4.1.3 + * doesn't provide you with anything relevant in its headers. + * See HAS_DRAND48_PROTO. + */ +/* Rand_seed_t: + * This symbol defines the type of the argument of the + * random seed function. + */ +/* seedDrand01: + * This symbol defines the macro to be used in seeding the + * random number generator (see Drand01). + */ +/* RANDBITS: + * This symbol indicates how many bits are produced by the + * function used to generate normalized random numbers. + * Values include 15, 16, 31, and 48. + */ +#define Drand01() $drand01 /**/ +#define Rand_seed_t $randseedtype /**/ +#define seedDrand01(x) $seedfunc((Rand_seed_t)x) /**/ +#define RANDBITS $randbits /**/ + +/* SSize_t: + * This symbol holds the type used by functions that return + * a count of bytes or an error condition. It must be a signed type. + * It is usually ssize_t, but may be long or int, etc. + * It may be necessary to include <sys/types.h> or <unistd.h> + * to get any typedef'ed information. + * We will pick a type such that sizeof(SSize_t) == sizeof(Size_t). + */ +#define SSize_t $ssizetype /* signed count of bytes */ + +/* EBCDIC: + * This symbol, if defined, indicates that this system uses + * EBCDIC encoding. + */ +#$ebcdic EBCDIC /**/ + +/* HAS_ATOLF: + * This symbol, if defined, indicates that the atolf routine is + * available to convert strings into long doubles. + */ +#$d_atolf HAS_ATOLF /**/ + +/* HAS_ATOLL: + * This symbol, if defined, indicates that the atoll routine is + * available to convert strings into long longs. + */ +#$d_atoll HAS_ATOLL /**/ + +/* HAS__FWALK: + * This symbol, if defined, indicates that the _fwalk system call is + * available to apply a function to all the file handles. + */ +#$d__fwalk HAS__FWALK /**/ + +/* HAS_AINTL: + * This symbol, if defined, indicates that the aintl routine is + * available. If copysignl is also present we can emulate modfl. + */ +#$d_aintl HAS_AINTL /**/ + +/* HAS_BUILTIN_CHOOSE_EXPR: + * Can we handle GCC builtin for compile-time ternary-like expressions + */ +/* HAS_BUILTIN_EXPECT: + * Can we handle GCC builtin for telling that certain values are more + * likely + */ +#$d_builtin_expect HAS_BUILTIN_EXPECT /**/ +#$d_builtin_choose_expr HAS_BUILTIN_CHOOSE_EXPR /**/ + +/* HAS_C99_VARIADIC_MACROS: + * If defined, the compiler supports C99 variadic macros. + */ +#$d_c99_variadic_macros HAS_C99_VARIADIC_MACROS /**/ + +/* HAS_CLASS: + * This symbol, if defined, indicates that the class routine is + * available to classify doubles. Available for example in AIX. + * The returned values are defined in <float.h> and are: + * + * FP_PLUS_NORM Positive normalized, nonzero + * FP_MINUS_NORM Negative normalized, nonzero + * FP_PLUS_DENORM Positive denormalized, nonzero + * FP_MINUS_DENORM Negative denormalized, nonzero + * FP_PLUS_ZERO +0.0 + * FP_MINUS_ZERO -0.0 + * FP_PLUS_INF +INF + * FP_MINUS_INF -INF + * FP_NANS Signaling Not a Number (NaNS) + * FP_NANQ Quiet Not a Number (NaNQ) + */ +#$d_class HAS_CLASS /**/ + +/* HAS_CLEARENV: + * This symbol, if defined, indicates that the clearenv () routine is + * available for use. + */ +#$d_clearenv HAS_CLEARENV /**/ + +/* HAS_STRUCT_CMSGHDR: + * This symbol, if defined, indicates that the struct cmsghdr + * is supported. + */ +#$d_cmsghdr_s HAS_STRUCT_CMSGHDR /**/ + +/* HAS_COPYSIGNL: + * This symbol, if defined, indicates that the copysignl routine is + * available. If aintl is also present we can emulate modfl. + */ +#$d_copysignl HAS_COPYSIGNL /**/ + +/* USE_CPLUSPLUS: + * This symbol, if defined, indicates that a C++ compiler was + * used to compiled Perl and will be used to compile extensions. + */ +#$d_cplusplus USE_CPLUSPLUS /**/ + +/* HAS_DBMINIT_PROTO: + * This symbol, if defined, indicates that the system provides + * a prototype for the dbminit() function. Otherwise, it is up + * to the program to supply one. A good guess is + * extern int dbminit(char *); + */ +#$d_dbminitproto HAS_DBMINIT_PROTO /**/ + +/* HAS_DIR_DD_FD: + * This symbol, if defined, indicates that the the DIR* dirstream + * structure contains a member variable named dd_fd. + */ +#$d_dir_dd_fd HAS_DIR_DD_FD /**/ + +/* HAS_DIRFD: + * This manifest constant lets the C program know that dirfd + * is available. + */ +#$d_dirfd HAS_DIRFD /**/ + +/* DLSYM_NEEDS_UNDERSCORE: + * This symbol, if defined, indicates that we need to prepend an + * underscore to the symbol name before calling dlsym(). This only + * makes sense if you *have* dlsym, which we will presume is the + * case if you're using dl_dlopen.xs. + */ +#$d_dlsymun DLSYM_NEEDS_UNDERSCORE /**/ + +/* HAS_FAST_STDIO: + * This symbol, if defined, indicates that the "fast stdio" + * is available to manipulate the stdio buffers directly. + */ +#$d_faststdio HAS_FAST_STDIO /**/ + +/* HAS_FCHDIR: + * This symbol, if defined, indicates that the fchdir routine is + * available to change directory using a file descriptor. + */ +#$d_fchdir HAS_FCHDIR /**/ + +/* FCNTL_CAN_LOCK: + * This symbol, if defined, indicates that fcntl() can be used + * for file locking. Normally on Unix systems this is defined. + * It may be undefined on VMS. + */ +#$d_fcntl_can_lock FCNTL_CAN_LOCK /**/ + +/* HAS_FINITE: + * This symbol, if defined, indicates that the finite routine is + * available to check whether a double is finite (non-infinity non-NaN). + */ +#$d_finite HAS_FINITE /**/ + +/* HAS_FINITEL: + * This symbol, if defined, indicates that the finitel routine is + * available to check whether a long double is finite + * (non-infinity non-NaN). + */ +#$d_finitel HAS_FINITEL /**/ + +/* HAS_FLOCK_PROTO: + * This symbol, if defined, indicates that the system provides + * a prototype for the flock() function. Otherwise, it is up + * to the program to supply one. A good guess is + * extern int flock(int, int); + */ +#$d_flockproto HAS_FLOCK_PROTO /**/ + +/* HAS_FP_CLASS: + * This symbol, if defined, indicates that the fp_class routine is + * available to classify doubles. Available for example in Digital UNIX. + * The returned values are defined in <math.h> and are: + * + * FP_SNAN Signaling NaN (Not-a-Number) + * FP_QNAN Quiet NaN (Not-a-Number) + * FP_POS_INF +infinity + * FP_NEG_INF -infinity + * FP_POS_NORM Positive normalized + * FP_NEG_NORM Negative normalized + * FP_POS_DENORM Positive denormalized + * FP_NEG_DENORM Negative denormalized + * FP_POS_ZERO +0.0 (positive zero) + * FP_NEG_ZERO -0.0 (negative zero) + */ +#$d_fp_class HAS_FP_CLASS /**/ + +/* HAS_FPCLASS: + * This symbol, if defined, indicates that the fpclass routine is + * available to classify doubles. Available for example in Solaris/SVR4. + * The returned values are defined in <ieeefp.h> and are: + * + * FP_SNAN signaling NaN + * FP_QNAN quiet NaN + * FP_NINF negative infinity + * FP_PINF positive infinity + * FP_NDENORM negative denormalized non-zero + * FP_PDENORM positive denormalized non-zero + * FP_NZERO negative zero + * FP_PZERO positive zero + * FP_NNORM negative normalized non-zero + * FP_PNORM positive normalized non-zero + */ +#$d_fpclass HAS_FPCLASS /**/ + +/* HAS_FPCLASSIFY: + * This symbol, if defined, indicates that the fpclassify routine is + * available to classify doubles. Available for example in HP-UX. + * The returned values are defined in <math.h> and are + * + * FP_NORMAL Normalized + * FP_ZERO Zero + * FP_INFINITE Infinity + * FP_SUBNORMAL Denormalized + * FP_NAN NaN + * + */ +#$d_fpclassify HAS_FPCLASSIFY /**/ + +/* HAS_FPCLASSL: + * This symbol, if defined, indicates that the fpclassl routine is + * available to classify long doubles. Available for example in IRIX. + * The returned values are defined in <ieeefp.h> and are: + * + * FP_SNAN signaling NaN + * FP_QNAN quiet NaN + * FP_NINF negative infinity + * FP_PINF positive infinity + * FP_NDENORM negative denormalized non-zero + * FP_PDENORM positive denormalized non-zero + * FP_NZERO negative zero + * FP_PZERO positive zero + * FP_NNORM negative normalized non-zero + * FP_PNORM positive normalized non-zero + */ +#$d_fpclassl HAS_FPCLASSL /**/ + +/* HAS_FPOS64_T: + * This symbol will be defined if the C compiler supports fpos64_t. + */ +#$d_fpos64_t HAS_FPOS64_T /**/ + +/* HAS_FREXPL: + * This symbol, if defined, indicates that the frexpl routine is + * available to break a long double floating-point number into + * a normalized fraction and an integral power of 2. + */ +#$d_frexpl HAS_FREXPL /**/ + +/* HAS_STRUCT_FS_DATA: + * This symbol, if defined, indicates that the struct fs_data + * to do statfs() is supported. + */ +#$d_fs_data_s HAS_STRUCT_FS_DATA /**/ + +/* HAS_FSEEKO: + * This symbol, if defined, indicates that the fseeko routine is + * available to fseek beyond 32 bits (useful for ILP32 hosts). + */ +#$d_fseeko HAS_FSEEKO /**/ + +/* HAS_FSTATFS: + * This symbol, if defined, indicates that the fstatfs routine is + * available to stat filesystems by file descriptors. + */ +#$d_fstatfs HAS_FSTATFS /**/ + +/* HAS_FSYNC: + * This symbol, if defined, indicates that the fsync routine is + * available to write a file's modified data and attributes to + * permanent storage. + */ +#$d_fsync HAS_FSYNC /**/ + +/* HAS_FTELLO: + * This symbol, if defined, indicates that the ftello routine is + * available to ftell beyond 32 bits (useful for ILP32 hosts). + */ +#$d_ftello HAS_FTELLO /**/ + +/* HAS_FUTIMES: + * This symbol, if defined, indicates that the futimes routine is + * available to change file descriptor time stamps with struct timevals. + */ +#$d_futimes HAS_FUTIMES /**/ + +/* HAS_GETCWD: + * This symbol, if defined, indicates that the getcwd routine is + * available to get the current working directory. + */ +#$d_getcwd HAS_GETCWD /**/ + +/* HAS_GETESPWNAM: + * This symbol, if defined, indicates that the getespwnam system call is + * available to retrieve enchanced (shadow) password entries by name. + */ +#$d_getespwnam HAS_GETESPWNAM /**/ + +/* HAS_GETFSSTAT: + * This symbol, if defined, indicates that the getfsstat routine is + * available to stat filesystems in bulk. + */ +#$d_getfsstat HAS_GETFSSTAT /**/ + +/* HAS_GETITIMER: + * This symbol, if defined, indicates that the getitimer routine is + * available to return interval timers. + */ +#$d_getitimer HAS_GETITIMER /**/ + +/* HAS_GETMNT: + * This symbol, if defined, indicates that the getmnt routine is + * available to get filesystem mount info by filename. + */ +#$d_getmnt HAS_GETMNT /**/ + +/* HAS_GETMNTENT: + * This symbol, if defined, indicates that the getmntent routine is + * available to iterate through mounted file systems to get their info. + */ +#$d_getmntent HAS_GETMNTENT /**/ + +/* HAS_GETPRPWNAM: + * This symbol, if defined, indicates that the getprpwnam system call is + * available to retrieve protected (shadow) password entries by name. + */ +#$d_getprpwnam HAS_GETPRPWNAM /**/ + +/* HAS_GETSPNAM: + * This symbol, if defined, indicates that the getspnam system call is + * available to retrieve SysV shadow password entries by name. + */ +#$d_getspnam HAS_GETSPNAM /**/ + +/* HAS_HASMNTOPT: + * This symbol, if defined, indicates that the hasmntopt routine is + * available to query the mount options of file systems. + */ +#$d_hasmntopt HAS_HASMNTOPT /**/ + +/* HAS_ILOGBL: + * This symbol, if defined, indicates that the ilogbl routine is + * available. If scalbnl is also present we can emulate frexpl. + */ +#$d_ilogbl HAS_ILOGBL /**/ + +/* HAS_INT64_T: + * This symbol will defined if the C compiler supports int64_t. + * Usually the <inttypes.h> needs to be included, but sometimes + * <sys/types.h> is enough. + */ +#$d_int64_t HAS_INT64_T /**/ + +/* HAS_ISFINITE: + * This symbol, if defined, indicates that the isfinite routine is + * available to check whether a double is finite (non-infinity non-NaN). + */ +#$d_isfinite HAS_ISFINITE /**/ + +/* HAS_ISINF: + * This symbol, if defined, indicates that the isinf routine is + * available to check whether a double is an infinity. + */ +#$d_isinf HAS_ISINF /**/ + +/* HAS_ISNAN: + * This symbol, if defined, indicates that the isnan routine is + * available to check whether a double is a NaN. + */ +#$d_isnan HAS_ISNAN /**/ + +/* HAS_ISNANL: + * This symbol, if defined, indicates that the isnanl routine is + * available to check whether a long double is a NaN. + */ +#$d_isnanl HAS_ISNANL /**/ + +/* HAS_LDBL_DIG: + * This symbol, if defined, indicates that this system's <float.h> + * or <limits.h> defines the symbol LDBL_DIG, which is the number + * of significant digits in a long double precision number. Unlike + * for DBL_DIG, there's no good guess for LDBL_DIG if it is undefined. + */ +#$d_ldbl_dig HAS_LDBL_DIG /* */ + +/* LIBM_LIB_VERSION: + * This symbol, if defined, indicates that libm exports _LIB_VERSION + * and that math.h defines the enum to manipulate it. + */ +#$d_libm_lib_version LIBM_LIB_VERSION /**/ + +/* HAS_MADVISE: + * This symbol, if defined, indicates that the madvise system call is + * available to map a file into memory. + */ +#$d_madvise HAS_MADVISE /**/ + +/* HAS_MALLOC_SIZE: + * This symbol, if defined, indicates that the malloc_size + * routine is available for use. + */ +#$d_malloc_size HAS_MALLOC_SIZE /**/ + +/* HAS_MALLOC_GOOD_SIZE: + * This symbol, if defined, indicates that the malloc_good_size + * routine is available for use. + */ +#$d_malloc_good_size HAS_MALLOC_GOOD_SIZE /**/ + +/* HAS_MKDTEMP: + * This symbol, if defined, indicates that the mkdtemp routine is + * available to exclusively create a uniquely named temporary directory. + */ +#$d_mkdtemp HAS_MKDTEMP /**/ + +/* HAS_MKSTEMPS: + * This symbol, if defined, indicates that the mkstemps routine is + * available to excluslvely create and open a uniquely named + * (with a suffix) temporary file. + */ +#$d_mkstemps HAS_MKSTEMPS /**/ + +/* HAS_MODFL: + * This symbol, if defined, indicates that the modfl routine is + * available to split a long double x into a fractional part f and + * an integer part i such that |f| < 1.0 and (f + i) = x. + */ +/* HAS_MODFL_PROTO: + * This symbol, if defined, indicates that the system provides + * a prototype for the modfl() function. Otherwise, it is up + * to the program to supply one. + */ +/* HAS_MODFL_POW32_BUG: + * This symbol, if defined, indicates that the modfl routine is + * broken for long doubles >= pow(2, 32). + * For example from 4294967303.150000 one would get 4294967302.000000 + * and 1.150000. The bug has been seen in certain versions of glibc, + * release 2.2.2 is known to be okay. + */ +#$d_modfl HAS_MODFL /**/ +#$d_modflproto HAS_MODFL_PROTO /**/ +#$d_modfl_pow32_bug HAS_MODFL_POW32_BUG /**/ + +/* HAS_MPROTECT: + * This symbol, if defined, indicates that the mprotect system call is + * available to modify the access protection of a memory mapped file. + */ +#$d_mprotect HAS_MPROTECT /**/ + +/* HAS_STRUCT_MSGHDR: + * This symbol, if defined, indicates that the struct msghdr + * is supported. + */ +#$d_msghdr_s HAS_STRUCT_MSGHDR /**/ + +/* HAS_NL_LANGINFO: + * This symbol, if defined, indicates that the nl_langinfo routine is + * available to return local data. You will also need <langinfo.h> + * and therefore I_LANGINFO. + */ +#$d_nl_langinfo HAS_NL_LANGINFO /**/ + +/* HAS_OFF64_T: + * This symbol will be defined if the C compiler supports off64_t. + */ +#$d_off64_t HAS_OFF64_T /**/ + +/* HAS_PROCSELFEXE: + * This symbol is defined if PROCSELFEXE_PATH is a symlink + * to the absolute pathname of the executing program. + */ +/* PROCSELFEXE_PATH: + * If HAS_PROCSELFEXE is defined this symbol is the filename + * of the symbolic link pointing to the absolute pathname of + * the executing program. + */ +#$d_procselfexe HAS_PROCSELFEXE /**/ +#if defined(HAS_PROCSELFEXE) && !defined(PROCSELFEXE_PATH) +#define PROCSELFEXE_PATH $procselfexe /**/ +#endif + +/* HAS_PTHREAD_ATTR_SETSCOPE: + * This symbol, if defined, indicates that the pthread_attr_setscope + * system call is available to set the contention scope attribute of + * a thread attribute object. + */ +#$d_pthread_attr_setscope HAS_PTHREAD_ATTR_SETSCOPE /**/ + +/* HAS_READV: + * This symbol, if defined, indicates that the readv routine is + * available to do gather reads. You will also need <sys/uio.h> + * and there I_SYSUIO. + */ +#$d_readv HAS_READV /**/ + +/* HAS_RECVMSG: + * This symbol, if defined, indicates that the recvmsg routine is + * available to send structured socket messages. + */ +#$d_recvmsg HAS_RECVMSG /**/ + +/* HAS_SBRK_PROTO: + * This symbol, if defined, indicates that the system provides + * a prototype for the sbrk() function. Otherwise, it is up + * to the program to supply one. Good guesses are + * extern void* sbrk(int); + * extern void* sbrk(size_t); + */ +#$d_sbrkproto HAS_SBRK_PROTO /**/ + +/* HAS_SCALBNL: + * This symbol, if defined, indicates that the scalbnl routine is + * available. If ilogbl is also present we can emulate frexpl. + */ +#$d_scalbnl HAS_SCALBNL /**/ + +/* HAS_SENDMSG: + * This symbol, if defined, indicates that the sendmsg routine is + * available to send structured socket messages. + */ +#$d_sendmsg HAS_SENDMSG /**/ + +/* HAS_SETITIMER: + * This symbol, if defined, indicates that the setitimer routine is + * available to set interval timers. + */ +#$d_setitimer HAS_SETITIMER /**/ + +/* HAS_SETPROCTITLE: + * This symbol, if defined, indicates that the setproctitle routine is + * available to set process title. + */ +#$d_setproctitle HAS_SETPROCTITLE /**/ + +/* USE_SFIO: + * This symbol, if defined, indicates that sfio should + * be used. + */ +#$d_sfio USE_SFIO /**/ + +/* HAS_SIGNBIT: + * This symbol, if defined, indicates that the signbit routine is + * available to check if the given number has the sign bit set. + * This should include correct testing of -0.0. This will only be set + * if the signbit() routine is safe to use with the NV type used internally + * in perl. Users should call Perl_signbit(), which will be #defined to + * the system's signbit() function or macro if this symbol is defined. + */ +#$d_signbit HAS_SIGNBIT /**/ + +/* HAS_SIGPROCMASK: + * This symbol, if defined, indicates that the sigprocmask + * system call is available to examine or change the signal mask + * of the calling process. + */ +#$d_sigprocmask HAS_SIGPROCMASK /**/ + +/* USE_SITECUSTOMIZE: + * This symbol, if defined, indicates that sitecustomize should + * be used. + */ +#ifndef USE_SITECUSTOMIZE +#$usesitecustomize USE_SITECUSTOMIZE /**/ +#endif + +/* HAS_SNPRINTF: + * This symbol, if defined, indicates that the snprintf () library + * function is available for use. + */ +/* HAS_VSNPRINTF: + * This symbol, if defined, indicates that the vsnprintf () library + * function is available for use. + */ +#$d_snprintf HAS_SNPRINTF /**/ +#$d_vsnprintf HAS_VSNPRINTF /**/ + +/* HAS_SOCKATMARK: + * This symbol, if defined, indicates that the sockatmark routine is + * available to test whether a socket is at the out-of-band mark. + */ +#$d_sockatmark HAS_SOCKATMARK /**/ + +/* HAS_SOCKATMARK_PROTO: + * This symbol, if defined, indicates that the system provides + * a prototype for the sockatmark() function. Otherwise, it is up + * to the program to supply one. A good guess is + * extern int sockatmark(int); + */ +#$d_sockatmarkproto HAS_SOCKATMARK_PROTO /**/ + +/* HAS_SOCKS5_INIT: + * This symbol, if defined, indicates that the socks5_init routine is + * available to initialize SOCKS 5. + */ +#$d_socks5_init HAS_SOCKS5_INIT /**/ + +/* SPRINTF_RETURNS_STRLEN: + * This variable defines whether sprintf returns the length of the string + * (as per the ANSI spec). Some C libraries retain compatibility with + * pre-ANSI C and return a pointer to the passed in buffer; for these + * this variable will be undef. + */ +#$d_sprintf_returns_strlen SPRINTF_RETURNS_STRLEN /**/ + +/* HAS_SQRTL: + * This symbol, if defined, indicates that the sqrtl routine is + * available to do long double square roots. + */ +#$d_sqrtl HAS_SQRTL /**/ + +/* HAS_SETRESGID_PROTO: + * This symbol, if defined, indicates that the system provides + * a prototype for the setresgid() function. Otherwise, it is up + * to the program to supply one. Good guesses are + * extern int setresgid(uid_t ruid, uid_t euid, uid_t suid); + */ +#$d_sresgproto HAS_SETRESGID_PROTO /**/ + +/* HAS_SETRESUID_PROTO: + * This symbol, if defined, indicates that the system provides + * a prototype for the setresuid() function. Otherwise, it is up + * to the program to supply one. Good guesses are + * extern int setresuid(uid_t ruid, uid_t euid, uid_t suid); + */ +#$d_sresuproto HAS_SETRESUID_PROTO /**/ + +/* HAS_STRUCT_STATFS_F_FLAGS: + * This symbol, if defined, indicates that the struct statfs + * does have the f_flags member containing the mount flags of + * the filesystem containing the file. + * This kind of struct statfs is coming from <sys/mount.h> (BSD 4.3), + * not from <sys/statfs.h> (SYSV). Older BSDs (like Ultrix) do not + * have statfs() and struct statfs, they have ustat() and getmnt() + * with struct ustat and struct fs_data. + */ +#$d_statfs_f_flags HAS_STRUCT_STATFS_F_FLAGS /**/ + +/* HAS_STRUCT_STATFS: + * This symbol, if defined, indicates that the struct statfs + * to do statfs() is supported. + */ +#$d_statfs_s HAS_STRUCT_STATFS /**/ + +/* HAS_FSTATVFS: + * This symbol, if defined, indicates that the fstatvfs routine is + * available to stat filesystems by file descriptors. + */ +#$d_fstatvfs HAS_FSTATVFS /**/ /* HAS_STRFTIME: * This symbol, if defined, indicates that the strftime routine is @@ -3178,12 +3915,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un */ #$d_strtoq HAS_STRTOQ /**/ -/* HAS_STRTOUL: - * This symbol, if defined, indicates that the strtoul routine is - * available to provide conversion of strings to unsigned long. - */ -#$d_strtoul HAS_STRTOUL /**/ - /* HAS_STRTOULL: * This symbol, if defined, indicates that the strtoull routine is * available to convert strings to unsigned long longs. @@ -3213,50 +3944,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un */ #$d_telldirproto HAS_TELLDIR_PROTO /**/ -/* HAS_TIME: - * This symbol, if defined, indicates that the time() routine exists. - */ -/* Time_t: - * This symbol holds the type returned by time(). It can be long, - * or time_t on BSD sites (in which case <sys/types.h> should be - * included). - */ -#$d_time HAS_TIME /**/ -#define Time_t $timetype /* Time type */ - -/* HAS_TIMES: - * This symbol, if defined, indicates that the times() routine exists. - * Note that this became obsolete on some systems (SUNOS), which now - * use getrusage(). It may be necessary to include <sys/times.h>. - */ -#$d_times HAS_TIMES /**/ - -/* HAS_TMPNAM_R: - * This symbol, if defined, indicates that the tmpnam_r routine - * is available to tmpnam re-entrantly. - */ -/* TMPNAM_R_PROTO: - * This symbol encodes the prototype of tmpnam_r. - * It is zero if d_tmpnam_r is undef, and one of the - * REENTRANT_PROTO_T_ABC macros of reentr.h if d_tmpnam_r - * is defined. - */ -#$d_tmpnam_r HAS_TMPNAM_R /**/ -#define TMPNAM_R_PROTO $tmpnam_r_proto /**/ - -/* HAS_TTYNAME_R: - * This symbol, if defined, indicates that the ttyname_r routine - * is available to ttyname re-entrantly. - */ -/* TTYNAME_R_PROTO: - * This symbol encodes the prototype of ttyname_r. - * It is zero if d_ttyname_r is undef, and one of the - * REENTRANT_PROTO_T_ABC macros of reentr.h if d_ttyname_r - * is defined. - */ -#$d_ttyname_r HAS_TTYNAME_R /**/ -#define TTYNAME_R_PROTO $ttyname_r_proto /**/ - /* U32_ALIGNMENT_REQUIRED: * This symbol, if defined, indicates that you must access * character data through U32-aligned pointers. @@ -3271,28 +3958,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un */ #$d_ualarm HAS_UALARM /**/ -/* HAS_UNION_SEMUN: - * This symbol, if defined, indicates that the union semun is - * defined by including <sys/sem.h>. If not, the user code - * probably needs to define it as: - * union semun { - * int val; - * struct semid_ds *buf; - * unsigned short *array; - * } - */ -/* USE_SEMCTL_SEMUN: - * This symbol, if defined, indicates that union semun is - * used for semctl IPC_STAT. - */ -/* USE_SEMCTL_SEMID_DS: - * This symbol, if defined, indicates that struct semid_ds * is - * used for semctl IPC_STAT. - */ -#$d_union_semun HAS_UNION_SEMUN /**/ -#$d_semctl_semun USE_SEMCTL_SEMUN /**/ -#$d_semctl_semid_ds USE_SEMCTL_SEMID_DS /**/ - /* HAS_UNORDERED: * This symbol, if defined, indicates that the unordered routine is * available to check whether two doubles are unordered @@ -3320,39 +3985,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un */ #$d_ustat HAS_USTAT /**/ -/* HAS_VFORK: - * This symbol, if defined, indicates that vfork() exists. - */ -#$d_vfork HAS_VFORK /**/ - -/* HAS_PSEUDOFORK: - * This symbol, if defined, indicates that an emulation of the - * fork routine is available. - */ -#$d_pseudofork HAS_PSEUDOFORK /**/ - -/* Signal_t: - * This symbol's value is either "void" or "int", corresponding to the - * appropriate return type of a signal handler. Thus, you can declare - * a signal handler using "Signal_t (*handler)()", and define the - * handler using "Signal_t handler(sig)". - */ -#define Signal_t $signal_t /* Signal handler's return type */ - -/* HAS_VPRINTF: - * This symbol, if defined, indicates that the vprintf routine is available - * to printf with a pointer to an argument list. If unavailable, you - * may need to write your own, probably in terms of _doprnt(). - */ -/* USE_CHAR_VSPRINTF: - * This symbol is defined if this system has vsprintf() returning type - * (char*). The trend seems to be to declare it as "int vsprintf()". It - * is up to the package author to declare vsprintf correctly based on the - * symbol. - */ -#$d_vprintf HAS_VPRINTF /**/ -#$d_charvspr USE_CHAR_VSPRINTF /**/ - /* HAS_WRITEV: * This symbol, if defined, indicates that the writev routine is * available to do scatter writes. @@ -3365,18 +3997,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un */ #$usedl USE_DYNAMIC_LOADING /**/ -/* DOUBLESIZE: - * This symbol contains the size of a double, so that the C preprocessor - * can make decisions based on it. - */ -#define DOUBLESIZE $doublesize /**/ - -/* EBCDIC: - * This symbol, if defined, indicates that this system uses - * EBCDIC encoding. - */ -#$ebcdic EBCDIC /**/ - /* FFLUSH_NULL: * This symbol, if defined, tells that fflush(NULL) does flush * all pending stdio output. @@ -3391,51 +4011,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un #$fflushNULL FFLUSH_NULL /**/ #$fflushall FFLUSH_ALL /**/ -/* Fpos_t: - * This symbol holds the type used to declare file positions in libc. - * It can be fpos_t, long, uint, etc... It may be necessary to include - * <sys/types.h> to get any typedef'ed information. - */ -#define Fpos_t $fpostype /* File position type */ - -/* Gid_t_f: - * This symbol defines the format string used for printing a Gid_t. - */ -#define Gid_t_f $gidformat /**/ - -/* Gid_t_sign: - * This symbol holds the signedess of a Gid_t. - * 1 for unsigned, -1 for signed. - */ -#define Gid_t_sign $gidsign /* GID sign */ - -/* Gid_t_size: - * This symbol holds the size of a Gid_t in bytes. - */ -#define Gid_t_size $gidsize /* GID size */ - -/* Gid_t: - * This symbol holds the return type of getgid() and the type of - * argument to setrgid() and related functions. Typically, - * it is the type of group ids in the kernel. It can be int, ushort, - * gid_t, etc... It may be necessary to include <sys/types.h> to get - * any typedef'ed information. - */ -#define Gid_t $gidtype /* Type for getgid(), etc... */ - -/* Groups_t: - * This symbol holds the type used for the second argument to - * getgroups() and setgroups(). Usually, this is the same as - * gidtype (gid_t) , but sometimes it isn't. - * It can be int, ushort, gid_t, etc... - * It may be necessary to include <sys/types.h> to get any - * typedef'ed information. This is only required if you have - * getgroups() or setgroups().. - */ -#if defined(HAS_GETGROUPS) || defined(HAS_SETGROUPS) -#define Groups_t $groupstype /* Type for 2nd arg to [sg]etgroups() */ -#endif - /* I_CRYPT: * This symbol, if defined, indicates that <crypt.h> exists and * should be included. @@ -3484,17 +4059,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un */ #$i_fp_class I_FP_CLASS /**/ -/* I_GRP: - * This symbol, if defined, indicates to the C program that it should - * include <grp.h>. - */ -/* GRPASSWD: - * This symbol, if defined, indicates to the C program that struct group - * in <grp.h> contains gr_passwd. - */ -#$i_grp I_GRP /**/ -#$d_grpasswd GRPASSWD /**/ - /* I_IEEEFP: * This symbol, if defined, indicates that <ieeefp.h> exists and * should be included. @@ -3519,30 +4083,12 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un */ #$i_libutil I_LIBUTIL /**/ -/* I_MACH_CTHREADS: - * This symbol, if defined, indicates to the C program that it should - * include <mach/cthreads.h>. - */ -#$i_machcthr I_MACH_CTHREADS /**/ - /* I_MNTENT: * This symbol, if defined, indicates that <mntent.h> exists and * should be included. */ #$i_mntent I_MNTENT /**/ -/* I_NDBM: - * This symbol, if defined, indicates that <ndbm.h> exists and should - * be included. - */ -#$i_ndbm I_NDBM /**/ - -/* I_NETDB: - * This symbol, if defined, indicates that <netdb.h> exists and - * should be included. - */ -#$i_netdb I_NETDB /**/ - /* I_NETINET_TCP: * This symbol, if defined, indicates to the C program that it should * include <netinet/tcp.h>. @@ -3561,58 +4107,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un */ #$i_prot I_PROT /**/ -/* I_PTHREAD: - * This symbol, if defined, indicates to the C program that it should - * include <pthread.h>. - */ -#$i_pthread I_PTHREAD /**/ - -/* I_PWD: - * This symbol, if defined, indicates to the C program that it should - * include <pwd.h>. - */ -/* PWQUOTA: - * This symbol, if defined, indicates to the C program that struct passwd - * contains pw_quota. - */ -/* PWAGE: - * This symbol, if defined, indicates to the C program that struct passwd - * contains pw_age. - */ -/* PWCHANGE: - * This symbol, if defined, indicates to the C program that struct passwd - * contains pw_change. - */ -/* PWCLASS: - * This symbol, if defined, indicates to the C program that struct passwd - * contains pw_class. - */ -/* PWEXPIRE: - * This symbol, if defined, indicates to the C program that struct passwd - * contains pw_expire. - */ -/* PWCOMMENT: - * This symbol, if defined, indicates to the C program that struct passwd - * contains pw_comment. - */ -/* PWGECOS: - * This symbol, if defined, indicates to the C program that struct passwd - * contains pw_gecos. - */ -/* PWPASSWD: - * This symbol, if defined, indicates to the C program that struct passwd - * contains pw_passwd. - */ -#$i_pwd I_PWD /**/ -#$d_pwquota PWQUOTA /**/ -#$d_pwage PWAGE /**/ -#$d_pwchange PWCHANGE /**/ -#$d_pwclass PWCLASS /**/ -#$d_pwexpire PWEXPIRE /**/ -#$d_pwcomment PWCOMMENT /**/ -#$d_pwgecos PWGECOS /**/ -#$d_pwpasswd PWPASSWD /**/ - /* I_SHADOW: * This symbol, if defined, indicates that <shadow.h> exists and * should be included. @@ -3660,12 +4154,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un */ #$i_sysstatvfs I_SYS_STATVFS /**/ -/* I_SYSUIO: - * This symbol, if defined, indicates that <sys/uio.h> exists and - * should be included. - */ -#$i_sysuio I_SYSUIO /**/ - /* I_SYSUTSNAME: * This symbol, if defined, indicates that <sys/utsname.h> exists and * should be included. @@ -3678,64 +4166,12 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un */ #$i_sysvfs I_SYS_VFS /**/ -/* I_TIME: - * This symbol, if defined, indicates to the C program that it should - * include <time.h>. - */ -/* I_SYS_TIME: - * This symbol, if defined, indicates to the C program that it should - * include <sys/time.h>. - */ -/* I_SYS_TIME_KERNEL: - * This symbol, if defined, indicates to the C program that it should - * include <sys/time.h> with KERNEL defined. - */ -/* HAS_TM_TM_ZONE: - * This symbol, if defined, indicates to the C program that - * the struct tm has a tm_zone field. - */ -/* HAS_TM_TM_GMTOFF: - * This symbol, if defined, indicates to the C program that - * the struct tm has a tm_gmtoff field. - */ -#$i_time I_TIME /**/ -#$i_systime I_SYS_TIME /**/ -#$i_systimek I_SYS_TIME_KERNEL /**/ -#$d_tm_tm_zone HAS_TM_TM_ZONE /**/ -#$d_tm_tm_gmtoff HAS_TM_TM_GMTOFF /**/ - /* I_USTAT: * This symbol, if defined, indicates that <ustat.h> exists and * should be included. */ #$i_ustat I_USTAT /**/ -/* I_STDARG: - * This symbol, if defined, indicates that <stdarg.h> exists and should - * be included. - */ -/* I_VARARGS: - * This symbol, if defined, indicates to the C program that it should - * include <varargs.h>. - */ -#$i_stdarg I_STDARG /**/ -#$i_varargs I_VARARGS /**/ - -/* PERL_INC_VERSION_LIST: - * This variable specifies the list of subdirectories in over - * which perl.c:incpush() and lib/lib.pm will automatically - * search when adding directories to @INC, in a format suitable - * for a C initialization string. See the inc_version_list entry - * in Porting/Glossary for more details. - */ -#$d_inc_version_list PERL_INC_VERSION_LIST $inc_version_list_init /**/ - -/* INSTALL_USR_BIN_PERL: - * This symbol, if defined, indicates that Perl is to be installed - * also as /usr/bin/perl. - */ -#$installusrbinperl INSTALL_USR_BIN_PERL /**/ - /* PERL_PRIfldbl: * This symbol, if defined, contains the string used by stdio to * format long doubles (format 'f') for output. @@ -3757,82 +4193,12 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un #$d_PRIeldbl PERL_PRIeldbl $sPRIeldbl /**/ #$d_SCNfldbl PERL_SCNfldbl $sSCNfldbl /**/ -/* Off_t: - * This symbol holds the type used to declare offsets in the kernel. - * It can be int, long, off_t, etc... It may be necessary to include - * <sys/types.h> to get any typedef'ed information. - */ -/* LSEEKSIZE: - * This symbol holds the number of bytes used by the Off_t. - */ -/* Off_t_size: - * This symbol holds the number of bytes used by the Off_t. - */ -#define Off_t $lseektype /* <offset> type */ -#define LSEEKSIZE $lseeksize /* <offset> size */ -#define Off_t_size $lseeksize /* <offset> size */ - /* PERL_MAD: * This symbol, if defined, indicates that the Misc Attribution * Declaration code should be conditionally compiled. */ #$mad PERL_MAD /**/ -/* Free_t: - * This variable contains the return type of free(). It is usually - * void, but occasionally int. - */ -/* Malloc_t: - * This symbol is the type of pointer returned by malloc and realloc. - */ -#define Malloc_t $malloctype /**/ -#define Free_t $freetype /**/ - -/* PERL_MALLOC_WRAP: - * This symbol, if defined, indicates that we'd like malloc wrap checks. - */ -#$usemallocwrap PERL_MALLOC_WRAP /**/ - -/* MYMALLOC: - * This symbol, if defined, indicates that we're using our own malloc. - */ -#$d_mymalloc MYMALLOC /**/ - -/* Mode_t: - * This symbol holds the type used to declare file modes - * for systems calls. It is usually mode_t, but may be - * int or unsigned short. It may be necessary to include <sys/types.h> - * to get any typedef'ed information. - */ -#define Mode_t $modetype /* file mode parameter for system calls */ - -/* VAL_O_NONBLOCK: - * This symbol is to be used during open() or fcntl(F_SETFL) to turn on - * non-blocking I/O for the file descriptor. Note that there is no way - * back, i.e. you cannot turn it blocking again this way. If you wish to - * alternatively switch between blocking and non-blocking, use the - * ioctl(FIOSNBIO) call instead, but that is not supported by all devices. - */ -/* VAL_EAGAIN: - * This symbol holds the errno error code set by read() when no data was - * present on the non-blocking file descriptor. - */ -/* RD_NODATA: - * This symbol holds the return code from read() when no data is present - * on the non-blocking file descriptor. Be careful! If EOF_NONBLOCK is - * not defined, then you can't distinguish between no data and EOF by - * issuing a read(). You'll have to find another way to tell for sure! - */ -/* EOF_NONBLOCK: - * This symbol, if defined, indicates to the C program that a read() on - * a non-blocking file descriptor will return 0 on EOF, and not the value - * held in RD_NODATA (-1 usually, in that case!). - */ -#define VAL_O_NONBLOCK $o_nonblock -#define VAL_EAGAIN $eagain -#define RD_NODATA $rd_nodata -#$d_eofnblk EOF_NONBLOCK - /* NEED_VA_COPY: * This symbol, if defined, indicates that the system stores * the variable argument list datatype, va_list, in a format @@ -3844,53 +4210,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un */ #$need_va_copy NEED_VA_COPY /**/ -/* Netdb_host_t: - * This symbol holds the type used for the 1st argument - * to gethostbyaddr(). - */ -/* Netdb_hlen_t: - * This symbol holds the type used for the 2nd argument - * to gethostbyaddr(). - */ -/* Netdb_name_t: - * This symbol holds the type used for the argument to - * gethostbyname(). - */ -/* Netdb_net_t: - * This symbol holds the type used for the 1st argument to - * getnetbyaddr(). - */ -#define Netdb_host_t $netdb_host_type /**/ -#define Netdb_hlen_t $netdb_hlen_type /**/ -#define Netdb_name_t $netdb_name_type /**/ -#define Netdb_net_t $netdb_net_type /**/ - -/* PERL_OTHERLIBDIRS: - * This variable contains a colon-separated set of paths for the perl - * binary to search for additional library files or modules. - * These directories will be tacked to the end of @INC. - * Perl will automatically search below each path for version- - * and architecture-specific directories. See PERL_INC_VERSION_LIST - * for more details. - */ -#$d_perl_otherlibdirs PERL_OTHERLIBDIRS "$otherlibdirs" /**/ - -/* HAS_QUAD: - * This symbol, if defined, tells that there's a 64-bit integer type, - * Quad_t, and its unsigned counterpar, Uquad_t. QUADKIND will be one - * of QUAD_IS_INT, QUAD_IS_LONG, QUAD_IS_LONG_LONG, or QUAD_IS_INT64_T. - */ -#$d_quad HAS_QUAD /**/ -#ifdef HAS_QUAD -# define Quad_t $quadtype /**/ -# define Uquad_t $uquadtype /**/ -# define QUADKIND $quadkind /**/ -# define QUAD_IS_INT 1 -# define QUAD_IS_LONG 2 -# define QUAD_IS_LONG_LONG 3 -# define QUAD_IS_INT64_T 4 -#endif - /* IVTYPE: * This symbol defines the C type used for Perl's IV. */ @@ -4053,89 +4372,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un #define NVff $nvfformat /**/ #define NVgf $nvgformat /**/ -/* Pid_t: - * This symbol holds the type used to declare process ids in the kernel. - * It can be int, uint, pid_t, etc... It may be necessary to include - * <sys/types.h> to get any typedef'ed information. - */ -#define Pid_t $pidtype /* PID type */ - -/* INSTALL_PREFIX: - * This symbol contains the "root" of installation tree for this package. - * The program should be prepared to do ~ expansion. - */ -/* INSTALL_PREFIX_EXP: - * This symbol contains the "root" of installation tree for this package - * to be used - * in programs that are not prepared to deal with ~ expansion at run-time. - */ -#define INSTALL_PREFIX "$installprefix" /**/ -#define INSTALL_PREFIX_EXP "$installprefixexp" /**/ - -/* PRIVLIB: - * This symbol contains the name of the private library for this package. - * The library is private in the sense that it needn't be in anyone's - * execution path, but it should be accessible by the world. The program - * should be prepared to do ~ expansion. - */ -/* PRIVLIB_EXP: - * This symbol contains the ~name expanded version of PRIVLIB, to be used - * in programs that are not prepared to deal with ~ expansion at run-time. - */ -#define PRIVLIB "$privlib" /**/ -#define PRIVLIB_EXP "$privlibexp" /**/ - -/* CAN_PROTOTYPE: - * If defined, this macro indicates that the C compiler can handle - * function prototypes. - */ -/* _: - * This macro is used to declare function parameters for folks who want - * to make declarations with prototypes using a different style than - * the above macros. Use double parentheses. For example: - * - * int main _((int argc, char *argv[])); - */ -#$prototype CAN_PROTOTYPE /**/ -#ifdef CAN_PROTOTYPE -#define _(args) args -#else -#define _(args) () -#endif - -/* PTRSIZE: - * This symbol contains the size of a pointer, so that the C preprocessor - * can make decisions based on it. It will be sizeof(void *) if - * the compiler supports (void *); otherwise it will be - * sizeof(char *). - */ -#define PTRSIZE $ptrsize /**/ - -/* Drand01: - * This macro is to be used to generate uniformly distributed - * random numbers over the range [0., 1.[. You may have to supply - * an 'extern double drand48();' in your program since SunOS 4.1.3 - * doesn't provide you with anything relevant in its headers. - * See HAS_DRAND48_PROTO. - */ -/* Rand_seed_t: - * This symbol defines the type of the argument of the - * random seed function. - */ -/* seedDrand01: - * This symbol defines the macro to be used in seeding the - * random number generator (see Drand01). - */ -/* RANDBITS: - * This symbol indicates how many bits are produced by the - * function used to generate normalized random numbers. - * Values include 15, 16, 31, and 48. - */ -#define Drand01() $drand01 /**/ -#define Rand_seed_t $randseedtype /**/ -#define seedDrand01(x) $seedfunc((Rand_seed_t)x) /**/ -#define RANDBITS $randbits /**/ - /* SELECT_MIN_BITS: * This symbol holds the minimum number of bits operated by select. * That is, if you do select(n, ...), how many bits at least will be @@ -4145,134 +4381,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un */ #define SELECT_MIN_BITS $selectminbits /**/ -/* Select_fd_set_t: - * This symbol holds the type used for the 2nd, 3rd, and 4th - * arguments to select. Usually, this is 'fd_set *', if HAS_FD_SET - * is defined, and 'int *' otherwise. This is only useful if you - * have select(), of course. - */ -#define Select_fd_set_t $selecttype /**/ - -/* SH_PATH: - * This symbol contains the full pathname to the shell used on this - * on this system to execute Bourne shell scripts. Usually, this will be - * /bin/sh, though it's possible that some systems will have /bin/ksh, - * /bin/pdksh, /bin/ash, /bin/bash, or even something such as - * D:/bin/sh.exe. - */ -#define SH_PATH "$sh" /**/ - -/* SIG_NAME: - * This symbol contains a list of signal names in order of - * signal number. This is intended - * to be used as a static array initialization, like this: - * char *sig_name[] = { SIG_NAME }; - * The signals in the list are separated with commas, and each signal - * is surrounded by double quotes. There is no leading SIG in the signal - * name, i.e. SIGQUIT is known as "QUIT". - * Gaps in the signal numbers (up to NSIG) are filled in with NUMnn, - * etc., where nn is the actual signal number (e.g. NUM37). - * The signal number for sig_name[i] is stored in sig_num[i]. - * The last element is 0 to terminate the list with a NULL. This - * corresponds to the 0 at the end of the sig_name_init list. - * Note that this variable is initialized from the sig_name_init, - * not from sig_name (which is unused). - */ -/* SIG_NUM: - * This symbol contains a list of signal numbers, in the same order as the - * SIG_NAME list. It is suitable for static array initialization, as in: - * int sig_num[] = { SIG_NUM }; - * The signals in the list are separated with commas, and the indices - * within that list and the SIG_NAME list match, so it's easy to compute - * the signal name from a number or vice versa at the price of a small - * dynamic linear lookup. - * Duplicates are allowed, but are moved to the end of the list. - * The signal number corresponding to sig_name[i] is sig_number[i]. - * if (i < NSIG) then sig_number[i] == i. - * The last element is 0, corresponding to the 0 at the end of - * the sig_name_init list. - * Note that this variable is initialized from the sig_num_init, - * not from sig_num (which is unused). - */ -/* SIG_SIZE: - * This variable contains the number of elements of the SIG_NAME - * and SIG_NUM arrays, excluding the final NULL entry. - */ -#define SIG_NAME $sig_name_init /**/ -#define SIG_NUM $sig_num_init /**/ -#define SIG_SIZE $sig_size /**/ - -/* SITEARCH: - * This symbol contains the name of the private library for this package. - * The library is private in the sense that it needn't be in anyone's - * execution path, but it should be accessible by the world. The program - * should be prepared to do ~ expansion. - * The standard distribution will put nothing in this directory. - * After perl has been installed, users may install their own local - * architecture-dependent modules in this directory with - * MakeMaker Makefile.PL - * or equivalent. See INSTALL for details. - */ -/* SITEARCH_EXP: - * This symbol contains the ~name expanded version of SITEARCH, to be used - * in programs that are not prepared to deal with ~ expansion at run-time. - */ -#$d_sitearch SITEARCH "$sitearch" /**/ -#$d_sitearch SITEARCH_EXP "$sitearchexp" /**/ - -/* SITELIB: - * This symbol contains the name of the private library for this package. - * The library is private in the sense that it needn't be in anyone's - * execution path, but it should be accessible by the world. The program - * should be prepared to do ~ expansion. - * The standard distribution will put nothing in this directory. - * After perl has been installed, users may install their own local - * architecture-independent modules in this directory with - * MakeMaker Makefile.PL - * or equivalent. See INSTALL for details. - */ -/* SITELIB_EXP: - * This symbol contains the ~name expanded version of SITELIB, to be used - * in programs that are not prepared to deal with ~ expansion at run-time. - */ -/* SITELIB_STEM: - * This define is SITELIB_EXP with any trailing version-specific component - * removed. The elements in inc_version_list (inc_version_list.U) can - * be tacked onto this variable to generate a list of directories to search. - */ -#define SITELIB "$sitelib" /**/ -#define SITELIB_EXP "$sitelibexp" /**/ -#define SITELIB_STEM "$sitelib_stem" /**/ - -/* Size_t_size: - * This symbol holds the size of a Size_t in bytes. - */ -#define Size_t_size $sizesize /* */ - -/* Size_t: - * This symbol holds the type used to declare length parameters - * for string functions. It is usually size_t, but may be - * unsigned long, int, etc. It may be necessary to include - * <sys/types.h> to get any typedef'ed information. - */ -#define Size_t $sizetype /* length paramater for string functions */ - -/* Sock_size_t: - * This symbol holds the type used for the size argument of - * various socket calls (just the base type, not the pointer-to). - */ -#define Sock_size_t $socksizetype /**/ - -/* SSize_t: - * This symbol holds the type used by functions that return - * a count of bytes or an error condition. It must be a signed type. - * It is usually ssize_t, but may be long or int, etc. - * It may be necessary to include <sys/types.h> or <unistd.h> - * to get any typedef'ed information. - * We will pick a type such that sizeof(SSize_t) == sizeof(Size_t). - */ -#define SSize_t $ssizetype /* signed count of bytes */ - /* STARTPERL: * This variable contains the string to put in front of a perl * script to make sure (one hopes) that it runs with perl and not @@ -4280,12 +4388,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un */ #define STARTPERL "$startperl" /**/ -/* STDCHAR: - * This symbol is defined to be the type of char used in stdio.h. - * It has the values "unsigned char" or "char". - */ -#define STDCHAR $stdchar /**/ - /* HAS_STDIO_STREAM_ARRAY: * This symbol, if defined, tells that there is an array * holding the stdio streams. @@ -4297,29 +4399,6 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un #$d_stdio_stream_array HAS_STDIO_STREAM_ARRAY /**/ #define STDIO_STREAM_ARRAY $stdio_stream_array -/* Uid_t_f: - * This symbol defines the format string used for printing a Uid_t. - */ -#define Uid_t_f $uidformat /**/ - -/* Uid_t_sign: - * This symbol holds the signedess of a Uid_t. - * 1 for unsigned, -1 for signed. - */ -#define Uid_t_sign $uidsign /* UID sign */ - -/* Uid_t_size: - * This symbol holds the size of a Uid_t in bytes. - */ -#define Uid_t_size $uidsize /* UID size */ - -/* Uid_t: - * This symbol holds the type used to declare user ids in the kernel. - * It can be int, ushort, uid_t, etc... It may be necessary to include - * <sys/types.h> to get any typedef'ed information. - */ -#define Uid_t $uidtype /* UID type */ - /* USE_64_BIT_INT: * This symbol, if defined, indicates that 64-bit integers should * be used when available. If not defined, the native integers @@ -4404,86 +4483,5 @@ sed <<!GROK!THIS! >$CONFIG_H -e 's!^#undef\(.*/\)\*!/\*#define\1 \*!' -e 's!^#un #$usesocks USE_SOCKS /**/ #endif -/* USE_ITHREADS: - * This symbol, if defined, indicates that Perl should be built to - * use the interpreter-based threading implementation. - */ -/* USE_5005THREADS: - * This symbol, if defined, indicates that Perl should be built to - * use the 5.005-based threading implementation. - * Only valid up to 5.8.x. - */ -/* OLD_PTHREADS_API: - * This symbol, if defined, indicates that Perl should - * be built to use the old draft POSIX threads API. - */ -/* USE_REENTRANT_API: - * This symbol, if defined, indicates that Perl should - * try to use the various _r versions of library functions. - * This is extremely experimental. - */ -#$use5005threads USE_5005THREADS /**/ -#$useithreads USE_ITHREADS /**/ -#if defined(USE_5005THREADS) && !defined(USE_ITHREADS) -#define USE_THREADS /* until src is revised*/ -#endif -#$d_oldpthreads OLD_PTHREADS_API /**/ -#$usereentrant USE_REENTRANT_API /**/ - -/* PERL_VENDORARCH: - * If defined, this symbol contains the name of a private library. - * The library is private in the sense that it needn't be in anyone's - * execution path, but it should be accessible by the world. - * It may have a ~ on the front. - * The standard distribution will put nothing in this directory. - * Vendors who distribute perl may wish to place their own - * architecture-dependent modules and extensions in this directory with - * MakeMaker Makefile.PL INSTALLDIRS=vendor - * or equivalent. See INSTALL for details. - */ -/* PERL_VENDORARCH_EXP: - * This symbol contains the ~name expanded version of PERL_VENDORARCH, to be used - * in programs that are not prepared to deal with ~ expansion at run-time. - */ -#$d_vendorarch PERL_VENDORARCH "$vendorarch" /**/ -#$d_vendorarch PERL_VENDORARCH_EXP "$vendorarchexp" /**/ - -/* PERL_VENDORLIB_EXP: - * This symbol contains the ~name expanded version of VENDORLIB, to be used - * in programs that are not prepared to deal with ~ expansion at run-time. - */ -/* PERL_VENDORLIB_STEM: - * This define is PERL_VENDORLIB_EXP with any trailing version-specific component - * removed. The elements in inc_version_list (inc_version_list.U) can - * be tacked onto this variable to generate a list of directories to search. - */ -#$d_vendorlib PERL_VENDORLIB_EXP "$vendorlibexp" /**/ -#$d_vendorlib PERL_VENDORLIB_STEM "$vendorlib_stem" /**/ - -/* VOIDFLAGS: - * This symbol indicates how much support of the void type is given by this - * compiler. What various bits mean: - * - * 1 = supports declaration of void - * 2 = supports arrays of pointers to functions returning void - * 4 = supports comparisons between pointers to void functions and - * addresses of void functions - * 8 = suports declaration of generic void pointers - * - * The package designer should define VOIDUSED to indicate the requirements - * of the package. This can be done either by #defining VOIDUSED before - * including config.h, or by defining defvoidused in Myinit.U. If the - * latter approach is taken, only those flags will be tested. If the - * level of void support necessary is not present, defines void to int. - */ -#ifndef VOIDUSED -#define VOIDUSED $defvoidused -#endif -#define VOIDFLAGS $voidflags -#if (VOIDFLAGS & VOIDUSED) != VOIDUSED -#define void int /* is void to be avoided? */ -#define M_VOID /* Xenix strikes again */ -#endif - #endif !GROK!THIS! @@ -1831,6 +1831,9 @@ s |void |curmad |char slot|NULLOK SV *sv Mp |int |madlex Mp |int |madparse #endif +#if !defined(HAS_SIGNBIT) +AMdnoP |int |Perl_signbit |NV f +#endif END_EXTERN_C /* @@ -1852,6 +1852,8 @@ #define madparse Perl_madparse #endif #endif +#if !defined(HAS_SIGNBIT) +#endif #define ck_anoncode Perl_ck_anoncode #define ck_bitop Perl_ck_bitop #define ck_chdir Perl_ck_chdir @@ -4070,6 +4072,8 @@ #define madparse() Perl_madparse(aTHX) #endif #endif +#if !defined(HAS_SIGNBIT) +#endif #define ck_anoncode(a) Perl_ck_anoncode(aTHX_ a) #define ck_bitop(a) Perl_ck_bitop(aTHX_ a) #define ck_chdir(a) Perl_ck_chdir(aTHX_ a) diff --git a/global.sym b/global.sym index 449063aa8d..3a63bbcb22 100644 --- a/global.sym +++ b/global.sym @@ -735,4 +735,5 @@ Perl_my_cxt_init Perl_my_cxt_index Perl_my_strlcat Perl_my_strlcpy +Perl_signbit # ex: set ro: @@ -1024,6 +1024,38 @@ Perl_my_frexpl(long double x, int *e) { #endif /* +=for apidoc Perl_signbit + +Return a non-zero integer if the sign bit on an NV is set, and 0 if +it is not. + +If Configure detects this system has a signbit() that will work with +our NVs, then we just use it via the #define in perl.h. Otherwise, +fall back on this implementation. As a first pass, this gets everything +right except -0.0. Alas, catching -0.0 is the main use for this function, +so this is not too helpful yet. Still, at least we have the scaffolding +in place to support other systems, should that prove useful. + + +Configure notes: This function is called 'Perl_signbit' instead of a +plain 'signbit' because it is easy to imagine a system having a signbit() +function or macro that doesn't happen to work with our particular choice +of NVs. We shouldn't just re-#define signbit as Perl_signbit and expect +the standard system headers to be happy. Also, this is a no-context +function (no pTHX_) because Perl_signbit() is usually re-#defined in +perl.h as a simple macro call to the system's signbit(). +Users should just always call Perl_signbit(). + +=cut +*/ +#if !defined(HAS_SIGNBIT) +int +Perl_signbit(NV x) { + return (x < 0.0) ? 1 : 0; +} +#endif + +/* * Local variables: * c-indentation-style: bsd * c-basic-offset: 4 @@ -3409,6 +3409,10 @@ long vtohl(long n); #define U_I(what) ((unsigned int)U_32(what)) #define U_L(what) U_32(what) +#ifdef HAS_SIGNBIT +# define Perl_signbit signbit +#endif + /* These do not care about the fractional part, only about the range. */ #define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX) #define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX) diff --git a/pod/perlapi.pod b/pod/perlapi.pod index 106839d0cd..b8687945af 100644 --- a/pod/perlapi.pod +++ b/pod/perlapi.pod @@ -2913,6 +2913,37 @@ number may use '_' characters to separate digits. =for hackers Found in file numeric.c +=item Perl_signbit +X<Perl_signbit> + +Return a non-zero integer if the sign bit on an NV is set, and 0 if +it is not. + +If Configure detects this system has a signbit() that will work with +our NVs, then we just use it via the #define in perl.h. Otherwise, +fall back on this implementation. As a first pass, this gets everything +right except -0.0. Alas, catching -0.0 is the main use for this function, +so this is not too helpful yet. Still, at least we have the scaffolding +in place to support other systems, should that prove useful. + + +Configure notes: This function is called 'Perl_signbit' instead of a +plain 'signbit' because it is easy to imagine a system having a signbit() +function or macro that doesn't happen to work with our particular choice +of NVs. We shouldn't just re-#define signbit as Perl_signbit and expect +the standard system headers to be happy. Also, this is a no-context +function (no pTHX_) because Perl_signbit() is usually re-#defined in +perl.h as a simple macro call to the system's signbit(). +Users should just always call Perl_signbit(). + +NOTE: this function is experimental and may change or be +removed without notice. + + int Perl_signbit(NV f) + +=for hackers +Found in file numeric.c + =item scan_bin X<scan_bin> @@ -4593,6 +4593,11 @@ STATIC void S_curmad(pTHX_ char slot, SV *sv); PERL_CALLCONV int Perl_madlex(pTHX); PERL_CALLCONV int Perl_madparse(pTHX); #endif +#if !defined(HAS_SIGNBIT) +PERL_CALLCONV int Perl_signbit(NV f) + __attribute__pure__; + +#endif END_EXTERN_C /* |