diff options
Diffstat (limited to 'Configure')
| -rwxr-xr-x | Configure | 4290 |
1 files changed, 2892 insertions, 1398 deletions
@@ -18,9 +18,9 @@ # archive site. Check with Archie if you don't know where that can be.) # -# $Id: Head.U,v 3.0.1.3 1993/12/15 08:15:07 ram Exp $ +# $Id: Head.U,v 3.0.1.5 1994/08/29 16:03:44 ram Exp $ # -# Generated on Wed May 4 14:59:36 EDT 1994 [metaconfig 3.0 PL22] +# Generated on Tue Oct 11 22:49:31 EDT 1994 [metaconfig 3.0 PL35] cat >/tmp/c1$$ <<EOF ARGGGHHHH!!!!! @@ -46,17 +46,38 @@ true || exec sh $0 $argv:q (exit $?0) || exec sh $0 $argv:q rm -f /tmp/c1$$ /tmp/c2$$ -: Sanity checks -PATH=".:$PATH:/bin:/usr/bin:/usr/local/bin:/usr/ucb:/usr/local:/usr/lbin" -PATH=$PATH:'/usr/5bin:/etc:/usr/gnu/bin:/usr/new:/usr/new/bin:/usr/nbin' -PATH=$PATH:'/sys5.3/bin:/sys5.3/usr/bin:/bsd4.3/bin:/bsd4.3/usr/ucb' -PATH=$PATH:'/bsd4.3/usr/bin:/usr/bsd:/bsd43/bin:/usr/ccs/bin' -PATH=$PATH:'/etc:/usr/lib:/usr/ucblib:/lib:/usr/ccs/lib' -PATH=$PATH:'/sbin:/usr/sbin:/usr/libexec' +: compute my invocation name +me=$0 +case "$0" in +*/*) + me=`echo $0 | sed -e 's!.*/\(.*\)!\1!' 2>/dev/null` + test "$me" || me=$0 + ;; +esac + + +: Proper PATH setting +paths='/bin /usr/bin /usr/local/bin /usr/ucb /usr/local /usr/lbin' +paths=$paths:'/usr/5bin /etc /usr/gnu/bin /usr/new /usr/new/bin /usr/nbin' +paths=$paths:'/sys5.3/bin /sys5.3/usr/bin /bsd4.3/bin /bsd4.3/usr/ucb' +paths=$paths:'/bsd4.3/usr/bin /usr/bsd /bsd43/bin /usr/ccs/bin' +paths=$paths:'/etc /usr/lib /usr/ucblib /lib /usr/ccs/lib' +paths=$paths:'/sbin /usr/sbin /usr/libexec' + +for p in $paths +do + case ":$PATH:" in + *:$p:*) ;; + *) test -d $p && PATH=$PATH:$p ;; + esac +done + +PATH=.:$PATH export PATH +: Sanity checks if test ! -t 0; then - echo "Say 'sh Configure', not 'sh <Configure'" + echo "Say 'sh $me', not 'sh <$me'" exit 1 fi @@ -73,8 +94,8 @@ EOM else : Warn them if they use ksh on other systems (PATH=.; alias -x) >/dev/null 2>&1 && \ - cat <<'EOM' -(I see you are using the Korn shell. Some ksh's blow up on Configure, + cat <<EOM +(I see you are using the Korn shell. Some ksh's blow up on $me, especially on exotic machines. If yours does, try the Bourne shell instead.) EOM fi @@ -83,7 +104,11 @@ fi test -d UU || mkdir UU cd UU && rm -f * +dynamic_ext='' extensions='' +known_extensions='' +static_ext='' +useposix='' d_eunice='' d_xenix='' eunicefix='' @@ -152,6 +177,7 @@ uniq='' uuname='' vi='' zcat='' +libswanted='' hint='' myuname='' osname='' @@ -167,7 +193,12 @@ Revision='' Source='' State='' afs='' -memalignbytes='' +alignbytes='' +archlib='' +archlibexp='' +archname='' +d_archlib='' +installarchlib='' bin='' binexp='' installbin='' @@ -182,11 +213,14 @@ optimize='' cf_by='' cf_time='' contains='' +cpp_stuff='' cpplast='' cppminus='' cpprun='' cppstdin='' d_access='' +d_alarm='' +d_attrib='' d_bcmp='' d_bcopy='' d_bzero='' @@ -194,48 +228,86 @@ d_casti32='' castflags='' d_castneg='' d_charsprf='' +d_chown='' +d_chroot='' d_chsize='' +d_closedir='' +d_void_closedir='' d_const='' cryptlib='' d_crypt='' d_csh='' +d_cuserid='' +d_dbl_dig='' +d_difftime='' +d_dlerror='' +d_dlopen='' +d_dlsymun='' d_dosuid='' +d_suidsafe='' +d_drem='' d_dup2='' d_fchmod='' d_fchown='' d_fcntl='' +d_fd_macros='' +d_fd_set='' +d_fds_bits='' +d_fgetpos='' d_flexfnam='' d_flock='' +d_fmod='' +d_fork='' +d_fsetpos='' +d_Gconvert='' d_getgrps='' d_gethent='' aphostname='' d_gethname='' d_phostname='' d_uname='' +d_getlogin='' d_getpgrp2='' d_getpgrp='' +d_getppid='' d_getprior='' +d_group='' d_htonl='' d_isascii='' d_killpg='' d_link='' +d_linuxstd='' +d_locconv='' +d_lockf='' d_lstat='' +d_mblen='' +d_mbstowcs='' +d_mbtowc='' d_memcmp='' d_memcpy='' d_memmove='' d_memset='' d_mkdir='' +d_mkfifo='' +d_mktime='' d_msg='' d_msgctl='' d_msgget='' d_msgrcv='' d_msgsnd='' +d_nice='' d_open3='' +d_passwd='' +d_fpathconf='' +d_pathconf='' +d_pause='' +d_pipe='' d_portable='' d_readdir='' d_rewinddir='' d_seekdir='' d_telldir='' +d_readlink='' d_rename='' d_rmdir='' d_safebcpy='' @@ -247,6 +319,7 @@ d_semget='' d_semop='' d_setegid='' d_seteuid='' +d_setlinebuf='' d_setlocale='' d_setpgid='' d_setpgrp2='' @@ -262,7 +335,8 @@ d_setruid='' d_setsid='' d_shm='' d_shmat='' -d_voidshmat='' +d_shmatprototype='' +shmattype='' d_shmctl='' d_shmdt='' d_shmget='' @@ -275,25 +349,28 @@ d_statblks='' d_stdstdio='' d_index='' d_strchr='' +d_strcoll='' d_strctcpy='' d_strerrm='' d_strerror='' d_sysernlst='' d_syserrlst='' +d_strxfrm='' d_symlink='' d_syscall='' +d_sysconf='' d_system='' +d_tcgetpgrp='' +d_tcsetpgrp='' d_time='' timetype='' clocktype='' d_times='' d_truncate='' -d_usendir='' -i_ndir='' -ndirc='' -ndirlib='' -ndiro='' +d_tzname='' +d_umask='' d_vfork='' +usevfork='' d_voidsig='' signal_t='' d_volatile='' @@ -301,25 +378,33 @@ d_charvspr='' d_vprintf='' d_wait4='' d_waitpid='' +d_wcstombs='' +d_wctomb='' +dlext='' cccdlflags='' ccdlflags='' -dldir='' -dlobj='' dlsrc='' lddlflags='' -shlibsuffix='' usedl='' +fpostype='' gidtype='' groupstype='' h_fcntl='' h_sysfile='' +i_db='' i_dbm='' d_dirnamlen='' +direntrytype='' i_dirent='' +i_dld='' i_dlfcn='' i_fcntl='' +i_float='' i_gdbm='' i_grp='' +i_limits='' +i_malloc='' +i_math='' i_memory='' i_ndbm='' i_neterrno='' @@ -332,19 +417,21 @@ d_pwcomment='' d_pwexpire='' d_pwquota='' i_pwd='' -i_sdbm='' -i_stdarg='' i_stddef='' +i_stdlib='' i_string='' strings='' i_sysdir='' i_sysfile='' d_voidtty='' i_bsdioctl='' +i_sysfilio='' i_sysioctl='' i_syssockio='' i_sysndir='' +i_sysparam='' i_sysselct='' +i_systimes='' i_sgtty='' i_termio='' i_termios='' @@ -354,13 +441,13 @@ i_time='' timeincl='' i_unistd='' i_utime='' +i_stdarg='' i_varargs='' i_varhdr='' i_vfork='' intsize='' -lib='' -libexp='' libc='' +glibpth='' libpth='' plibpth='' xlibpth='' @@ -382,6 +469,7 @@ medium='' models='' small='' split='' +modetype='' mydomain='' myhostname='' phostname='' @@ -394,19 +482,23 @@ orderlib='' ranlib='' package='' spackage='' +prefix='' installprivlib='' privlib='' privlibexp='' prototype='' -ptrsize='' randbits='' installscript='' scriptdir='' scriptdirexp='' +selecttype='' sig_name='' +sizetype='' +so='' sharpbang='' shsharp='' spitshell='' +ssizetype='' startsh='' stdchar='' sysman='' @@ -429,7 +521,16 @@ cat >extract <<'EOS' CONFIG=true echo "Doing variable substitutions on .SH files..." if test -f MANIFEST; then - set x `awk '{print $1}' <MANIFEST | grep '\.SH'` + shlist=`awk '{print $1}' <MANIFEST | grep '\.SH'` + : Pick up possible extension manifests. + for dir in ext/* ; do + if test -f $dir/MANIFEST; then + xxx=`awk '{print $1}' < $dir/MANIFEST | + sed -n "/\.SH$/ s@^@$dir/@p"` + shlist="$shlist $xxx" + fi + done + set x $shlist else echo "(Looking for .SH files under the current directory.)" set x `find . -name "*.SH" -print` @@ -464,7 +565,7 @@ EOS : produce awk script to parse command line options cat >options.awk <<'EOF' BEGIN { - optstr = "deEf:hrsSV"; # getopt-style specification + optstr = "deEf:hrsSD:U:V"; # getopt-style specification len = length(optstr); for (i = 1; i <= len; i++) { @@ -521,6 +622,7 @@ alldone='' error='' silent='' extractsh='' +optdef='optdef.sh' : option parsing while test $# -gt 0; do @@ -533,7 +635,7 @@ while test $# -gt 0; do if test -r "$1"; then config_sh="$1" else - echo "Configure: cannot read config file $1." >&2 + echo "$me: cannot read config file $1." >&2 error=true fi cd UU @@ -543,10 +645,34 @@ while test $# -gt 0; do -s) shift; silent=true;; -E) shift; alldone=exit;; -S) shift; extractsh=true;; - -V) echo "Configure generated by metaconfig 3.0 PL22." >&2 + -D) + shift + case "$1" in + *=) + echo "$me: use '-U symbol=', not '-D symbol='." >&2 + echo "$me: ignoring -D $1" >&2 + ;; + *=*) echo "$1" >> $optdef;; + *) echo "$1='define'" >> $optdef;; + esac + shift + ;; + -U) + shift + case "$1" in + *=) echo "$1" >> $optdef;; + *=*) + echo "$me: use '-D symbol=val', not '-U symbol=val'." >&2 + echo "$me: ignoring -U $1" >&2 + ;; + *) echo "$1='undef'" >> $optdef;; + esac + shift + ;; + -V) echo "$me generated by metaconfig 3.0 PL35." >&2 exit 0;; --) break;; - -*) echo "Configure: unknown option $1" >&2; shift; error=true;; + -*) echo "$me: unknown option $1" >&2; shift; error=true;; *) break;; esac done @@ -554,15 +680,22 @@ done case "$error" in true) cat >&2 <<EOM -Usage: Configure [-dehrESV] [-f config.sh] +Usage: $me [-dehrESV] [-f config.sh] [-D symbol] [-D symbol=value] + [-U symbol] [-U symbol=] -d : use defaults for all answers. -e : go on without questioning past the production of config.sh. -f : specify an alternate default configuration file. -h : print this help message and exit (with an error status). -r : reuse C symbols value if possible (skips costly nm extraction). -s : silent mode, only echoes questions and essential information. + -D : define symbol to have some value: + -D symbol symbol gets the value 'define' + -D symbol=value symbol gets the value 'value' -E : stop at the end of questions, after having produced config.sh. -S : perform variable substitutions on all .SH files (can mix with -f) + -U : undefine symbol: + -U symbol symbol gets the value 'undef' + -U symbol= symbol gets completely empty -V : print version number and exit (with a zero status). EOM exit 1 @@ -574,6 +707,11 @@ case "$silent" in true) exec 1>/dev/null;; esac +: run the defines and the undefines, if any +touch $optdef +. ./$optdef +rm -f $optdef + case "$extractsh" in true) case "$config_sh" in @@ -618,48 +756,103 @@ if test -f /etc/unixtovms.exe; then fi : list of known cpp symbols -attrlist="__alpha __bsdi__ BSD_NET2 DGUX M_I186 M_I286 M_I386" -attrlist="$attrlist M_I8086 M_XENIX UTS __DGUX__" -attrlist="$attrlist _AIX __STDC__ __m88k__ ansi bsd4_2 gcos gimpel" -attrlist="$attrlist hp9000s300 hp9000s400 hp9000s500 hp9000s700" -attrlist="$attrlist hp9000s800 hpux" -attrlist="$attrlist i186 i386 i486 i8086 iAPX286 ibm interdata" -attrlist="$attrlist m88k mc300 mc500 mc68000 mc68k mc700 mert" -attrlist="$attrlist mips NeXT ns16000 ns32000 nsc32000 os" -attrlist="$attrlist __osf__ pdp11 posix" -attrlist="$attrlist pyr sinix sony sparc sun tower tower32 tower32_600" -attrlist="$attrlist tower32_800 tss u3b2 u3b20 u3b200 u3b5 ultrix unix" -attrlist="$attrlist __unix__ vax venix xenix z8000" +al="AMIX BIT_MSF BSD BSD4_3 BSD_NET2 CRAY DGUX DOLPHIN DPX2" +al="$al GO32 HP700 I386 I80960 I960 Lynx M68000 M68K MACH" +al="$al MIPSEB MIPSEL MSDOS MTXINU MVS" +al="$al M_COFF M_I186 M_I286 M_I386 M_I8086 M_I86 M_I86SM" +al="$al M_SYS3 M_SYS5 M_SYSIII M_SYSV M_UNIX M_XENIX" +al="$al NeXT OCS88 OSF1 PARISC PC532 PORTAR POSIX" +al="$al PWB R3000 SVR3 SVR4" +al="$al SYSTYPE_BSD SYSTYPE_SVR4 SYSTYPE_SYSV" +al="$al UTEK UTS UTek UnicomPBB UnicomPBD Utek VMS" +al="$al _AIX _AIX32 _AM29000 _COFF _CRAY _EPI _IBMR2" +al="$al _MIPSEB _MIPSEL _M_COFF _M_I86 _M_I86SM _M_SYS3" +al="$al _M_SYS5 _M_SYSIII _M_SYSV _M_UNIX _M_XENIX _R3000" +al="$al _SYSTYPE_BSD _SYSTYPE_BSD43 _SYSTYPE_SVR4" +al="$al _SYSTYPE_SYSV _SYSV3 _UNICOS" +al="$al __386BSD__ __BIG_ENDIAN __BIG_ENDIAN__ __BSD_4_4__" +al="$al __DGUX__ __DPX2__ __H3050R __H3050RX" +al="$al __LITTLE_ENDIAN __LITTLE_ENDIAN__ __MACH__" +al="$al __MIPSEB __MIPSEB__ __MIPSEL __MIPSEL__" +al="$al __Next__ __OSF1__ __PARAGON__ __PWB __STDC__" +al="$al ____386BSD____ __alpha __alpha__ __amiga" +al="$al __bsd4_2 __bsd4_2__ __bsdi__ __convex__" +al="$al __host_mips__" +al="$al __hp9000s200 __hp9000s300 __hp9000s400 __hp9000s500" +al="$al __hp9000s500 __hp9000s700 __hp9000s800" +al="$al __hppa __hpux __i286 __i286__ __i386 __i386__" +al="$al __i486 __i486__ __i860 __i860__" +al="$al __m68k __m68k__ __m88100__ __m88k __m88k__" +al="$al __mc68000 __mc68000__ __mc68020 __mc68020__" +al="$al __mc68030 __mc68030__ __mc68040 __mc68040__" +al="$al __mc88100 __mc88100__ __mips __mips__" +al="$al __motorola__ __osf__ __pa_risc __sparc__ __stdc__" +al="$al __sun __sun__ __svr3__ __svr4__ __ultrix __ultrix__" +al="$al __unix __unix__ __vax __vax__" +al="$al _host_mips _mips _unix" +al="$al a29k aegis alliant am29000 amiga ansi" +al="$al bsd bsd43 bsd4_2 bsd4_3 bsd4_4 bull" +al="$al convex cray ctix encore gcos gimpel" +al="$al hcx host_mips hp200 hp300 hp700 hp800" +al="$al hp9000 hp9000s300 hp9000s400 hp9000s500" +al="$al hp9000s700 hp9000s800 hp9k8 hpux" +al="$al i186 i286 i386 i486 i8086" +al="$al i80960 i860 iAPX286 ibm interdata is68k" +al="$al linux luna luna88k m68k m88100 m88k" +al="$al mc300 mc500 mc68000 mc68010 mc68020 mc68030" +al="$al mc68040 mc68060 mc68k mc68k32 mc700" +al="$al mc88000 mc88100 merlin mert mips mvs n16" +al="$al ncl_el ncl_mr" +al="$al news1500 news1700 news1800 news1900 news3700" +al="$al news700 news800 news900 ns16000 ns32000" +al="$al ns32016 ns32332 ns32k nsc32000 os osf" +al="$al parisc pc532 pdp11 plexus posix pyr" +al="$al riscix riscos sequent sgi sinix sony sony_news" +al="$al sonyrisc sparc sparclite spectrum stratos" +al="$al sun sun3 sun386 svr4 sysV68 sysV88" +al="$al tower tower32 tower32_200 tower32_600 tower32_700" +al="$al tower32_800 tower32_850 tss u3b u3b2 u3b20 u3b200" +al="$al u3b5 ultrix unix unixpc unos vax venix vms" +al="$al xenix z8000" i_whoami='' -: List of extensions we want: -extensions='' -gccversion='' -: no include file wanted by default -inclwanted='' - -: File to use for dynamic loading -usedl='' -gidtype='' -groupstype='' : change the next line if compiling for Xenix/286 on Xenix/386 xlibpth='/usr/lib/386 /lib/386' : general looking path for locating libraries -libpth="/usr/lib/large /lib /usr/lib $xlibpth /lib/large" -libpth="$libpth /usr/lib/small /lib/small" -libpth="$libpth /usr/ccs/lib /usr/ucblib /usr/local/lib" +glibpth="/lib/pa1.1 /usr/lib/large /lib /usr/lib $xlibpth" +glibpth="$glibpth /lib/large /usr/lib/small /lib/small" +glibpth="$glibpth /usr/ccs/lib /usr/ucblib /usr/local/lib /usr/shlib" : Private path used by Configure to find libraries. Its value -: is prepend to libpth. This variable takes care of special +: is prepended to libpth. This variable takes care of special : machines, like the mips. Usually, it should be empty. plibpth='' -libswanted=" net socket inet nsl nm sdbm gdbm ndbm dbm malloc dl dld sun m c_s posix cposix ndir dir ucb bsd BSD PW x " - : full support for void wanted by default defvoidused=15 +: set useposix=false in your hint file to disable the POSIX extension. +useposix=true +gccversion='' +: no include file wanted by default +inclwanted='' + +groupstype='' +: default library list +libswanted='' +: List of libraries we want. +libswanted='net socket inet nsl nm ndbm gdbm dbm db malloc dl' +libswanted="$libswanted dld ld sun m c cposix posix ndir dir crypt" +libswanted="$libswanted ucb bsd BSD PW x" +: We want to search /usr/shlib before most other libraries. +: This is only used by ext/util/extliblist +glibpth=`echo " $glibpth " | sed -e 's! /usr/shlib ! !'` +glibpth="/usr/shlib $glibpth" +: Do not use vfork unless overridden by a hint file. +usevfork=false +: We can look for titanos too. +al="$al ardent titan" : Some greps do not return status, grrr. echo "grimblepritz" >grimble @@ -861,7 +1054,7 @@ if $needman; then cat <<EOH This installation shell script will examine your system and ask you questions -to determine how the perl package should be installed. If you get +to determine how the perl5 package should be installed. If you get stuck on a question, you may use a ! shell escape to start a subshell or execute a command. Many of the questions will have default answers in square brackets; typing carriage return will give you the default. @@ -929,7 +1122,9 @@ if sh -c '#' >/dev/null 2>&1 ; then spitshell=cat echo " " echo "Okay, let's see if #! works on this system..." - echo "#!/bin/cat" >try + xcat=/bin/cat + test -r $xcat || xcat=/usr/bin/cat + echo "#!$xcat" >try $eunicefix try chmod +x try ./try > today @@ -937,7 +1132,7 @@ if sh -c '#' >/dev/null 2>&1 ; then echo "It does." sharpbang='#!' else - echo "#! /bin/cat" > try + echo "#! $xcat" > try $eunicefix try chmod +x try ./try > today @@ -952,10 +1147,12 @@ if sh -c '#' >/dev/null 2>&1 ; then else echo "Your sh doesn't grok # comments--I will strip them later on." shsharp=false + cd .. echo "exec grep -v '^[ ]*#'" >spitshell chmod +x spitshell $eunicefix spitshell spitshell=`pwd`/spitshell + cd UU echo "I presume that if # doesn't work, #! won't work either!" sharpbang=': use ' fi @@ -1005,8 +1202,11 @@ for dir in \$*; do fi ;; *) - if test -f \$dir/\$thing; then - echo \$dir/\$thing + for thisthing in \$dir/\$thing; do + : Just loop through to pick last element + done + if test -f \$thisthing; then + echo \$thisthing exit 0 elif test -f \$dir/\$thing.exe; then : on Eunice apparently @@ -1027,10 +1227,11 @@ cat cp echo expr +find grep ln +ls mkdir -mv rm sed sort @@ -1046,7 +1247,6 @@ cpp csh date egrep -find line nroff perl @@ -1134,16 +1334,26 @@ FOO ;; esac +: determine whether symbolic links are supported +echo " " +$touch blurfl +if $ln -s blurfl sym > /dev/null 2>&1 ; then + echo "Symbolic links are supported." >&4 + lns="$ln -s" +else + echo "Symbolic links are NOT supported." >&4 + lns="$ln" +fi +$rm -f blurfl sym + : Try to determine whether config.sh was made on this system case "$config_sh" in '') myuname=`( ($uname -a) 2>/dev/null || hostname) 2>&1` -myuname=`echo $myuname | $sed -e 's/^[^=]*=//' | \ +myuname=`echo $myuname | $sed -e 's/^[^=]*=//' -e 's/\///g' | \ tr '[A-Z]' '[a-z]' | tr '\012' ' '` dflt=n -if test "$fastread" = yes; then - dflt=y -elif test -f ../config.sh; then +if test -f ../config.sh; then oldmyuname='' if $contains myuname= ../config.sh >/dev/null 2>&1; then eval "old`grep myuname= ../config.sh`" @@ -1185,19 +1395,20 @@ EOM : Half the following guesses are probably wrong... If you have better : tests or hints, please send them to lwall@netlabs.com : The metaconfig authors would also appreciate a copy... - $test -f /irix && osname=sgi + $test -f /irix && osname=irix $test -f /xenix && osname=sco_xenix $test -f /dynix && osname=dynix $test -f /dnix && osname=dnix + $test -f /unicos && osname=unicos && osvers=`$uname -r` $test -f /bin/mips && /bin/mips && osname=mips - $test -d /NextApps && test -f /usr/adm/software_version && osname=next + $test -d /NextApps && set X `hostinfo | grep 'NeXT Mach.*:' | sed -e 's/://' -e 's/\./_/'` && osname=next && osvers=$4 + $test -d /usr/apollo/bin && osname=apollo + $test -f /etc/saf/_sactab && osname=svr4 $test -d /usr/include/minix && osname=minix if $test -f $uname; then set X $myuname shift - $test -f $5.sh && dflt="$dflt $5" - case "$5" in fps*) osname=fps ;; mips*) @@ -1210,35 +1421,86 @@ EOM news*) osname=news ;; i386*) if $test -f /etc/kconfig; then osname=isc - if $contains _SYSV3 /usr/include/stdio.h > /dev/null 2>&1 ; then - osvers=3.2.3 + if test "$lns" = "ln -s"; then + osvers=4 + elif $contains _SYSV3 /usr/include/stdio.h > /dev/null 2>&1 ; then + osvers=3 elif $contains _POSIX_SOURCE /usr/include/stdio.h > /dev/null 2>&1 ; then - osvers=3.2.2 + osvers=2 fi fi ;; esac case "$1" in - aix) osname=aix_rs ;; + aix) osname=aix + tmp=`( (oslevel) 2>/dev/null || echo "not found") 2>&1` + case "$tmp" in + 'not found') osvers=3.2.0 ;; + '<3240'|'<>3240') osvers=3.2.0 ;; + '=3240'|'>3240'|'<3250'|'<>3250') osvers=3.2.4 ;; + '=3250'|'>3250') osvers=3.2.5 ;; + *) osvers='' ;; + esac + ;; + dnix) osname=dnix + osvers="$3" + ;; + domainos) osname=apollo + osvers="$3" + ;; + dgux) osname=dgux + osvers="$3" + ;; + freebsd) osname=freebsd + osvers="$3" ;; + genix) osname=genix ;; + hp*) osname=hpux + case "$3" in + *.08.*) osvers=9 ;; + *.09.*) osvers=9 ;; + *.10.*) osvers=10 ;; + esac + ;; + irix) osname=irix + case "$3" in + 4*) osvers=4 ;; + 5*) osvers=5 ;; + esac + ;; + linux) osname=linux + case "$3" in + 1*) osvers=1 ;; + *) osvers="$3" ;; + esac + ;; + netbsd*) osname=netbsd + osvers="$3" + ;; + bsd386) osname=bsd386 + osvers=`$uname -r` + ;; + next*) osname=next ;; + solaris) osname=solaris + case "$3" in + 5*) osvers=`echo $3 | $sed 's/^5/2/g'` ;; + esac + ;; sunos) osname=sunos case "$3" in - [34]*) osvers=$3 ;; 5*) osname=solaris osvers=`echo $3 | $sed 's/^5/2/g'` ;; + *) osvers="$3" ;; esac ;; - solaris) osname=solaris + titanos) osname=titanos case "$3" in - 5*) osvers=`echo $3 | $sed 's/^5/2/g'` ;; + 1*) osvers=1 ;; + 2*) osvers=2 ;; + 3*) osvers=3 ;; + 4*) osvers=4 ;; esac ;; - dnix) osname=dnix ;; - dgux) osname=dgux ;; - genix) osname=genix ;; - hp*ux) osname=hpux ;; - next) osname=next ;; - irix) osname=sgi ;; ultrix) osname=ultrix case "$3" in 1*) osvers=1 ;; @@ -1257,16 +1519,41 @@ EOM ;; hp*) osname=hp_osf1 ;; # TR mips) osname=mips_osf1 ;; # TR - # TR = Technology Releases: (un^N)supported + # TR = Technology Releases: unsupported esac ;; - uts) osname=uts ;; + uts) osname=uts + osvers="$3" + ;; $2) case "$osname" in *isc*) ;; + *freebsd*) ;; + svr*) + : svr4.x or possibly later + case "svr$3" in + ${osname}*) + osname=svr$3 + osvers=$4 + ;; + esac + case "$osname" in + svr4.0) + : Check for ESIX + if test -f /stand/boot ; then + eval `grep '^INITPROG=[a-z/0-9]*$' /stand/boot` + if test -n $INITPROG -a -f $INITPROG; then + isesix=`strings -a $INITPROG|grep 'ESIX SYSTEM V/386 Release 4.0'` + if test -n $isesix; then + osname=esix4 + fi + fi + fi + ;; + esac + ;; *) if test -f /etc/systemid; then - osname=sco - : Does anyone know if these next gyrations are needed - set `echo $3 | $sed 's/\./ /g'` $4 + osname=sco + set `echo $3 | $sed 's/\./ /g'` $4 if $test -f sco_$1_$2_$3.sh; then osvers=$1.$2.$3 elif $test -f sco_$1_$2.sh; then @@ -1274,10 +1561,24 @@ EOM elif $test -f sco_$1.sh; then osvers=$1 fi + else + case "$osname" in + '') : Still unknown. Probably a generic Sys V. + osname="sysv" + osvers="$3" + ;; + esac fi ;; esac ;; + *) case "$osname" in + '') : Still unknown. Probably a generic BSD. + osname="$1" + osvers="$3" + ;; + esac + ;; esac else if test -f /vmunix -a -f news_os.sh; then @@ -1289,23 +1590,44 @@ EOM fi fi - : Now look for a hint file osname_osvers - file=`echo "${osname}_${osvers}" | sed -e 's@\.@_@g' -e 's@_$@@'` - case "$file" in - '') dflt=none ;; - *) case "$osvers" in - '') dflt=$file - ;; - *) if $test -f $file.sh ; then - dflt=$file - elif $test -f "${osname}.sh" ; then - dflt="${osname}" - else - dflt=none - fi + : Now look for a hint file osname_osvers, unless one has been + : specified already. + case "$hintfile" in + ''|' ') + file=`echo "${osname}_${osvers}" | sed -e 's@\.@_@g' -e 's@_$@@'` + : Also try without trailing minor version numbers. + xfile=`echo $file | sed -e 's@_[^_]*$@@'` + xxfile=`echo $xfile | sed -e 's@_[^_]*$@@'` + xxxfile=`echo $xxfile | sed -e 's@_[^_]*$@@'` + xxxxfile=`echo $xxxfile | sed -e 's@_[^_]*$@@'` + case "$file" in + '') dflt=none ;; + *) case "$osvers" in + '') dflt=$file + ;; + *) if $test -f $file.sh ; then + dflt=$file + elif $test -f $xfile.sh ; then + dflt=$xfile + elif $test -f $xxfile.sh ; then + dflt=$xxfile + elif $test -f $xxxfile.sh ; then + dflt=$xxxfile + elif $test -f $xxxxfile.sh ; then + dflt=$xxxxfile + elif $test -f "${osname}.sh" ; then + dflt="${osname}" + else + dflt=none + fi + ;; + esac ;; esac ;; + *) + dflt=`echo $hintfile | sed 's/\.sh$//'` + ;; esac $cat <<EOM @@ -1345,9 +1667,9 @@ EOM hint=recommended : Remember our hint file for later. if $test -f "$file.sh" ; then - hintfile="$file.sh" + hintfile="$file" else - hintfile=none + hintfile='' fi cd .. @@ -1376,14 +1698,16 @@ for file in $loclist $trylist; do done cat << EOM + Configure uses the operating system name and version to set some defaults. Say "none" to leave it blank. + EOM case "$osname" in - ''|' ') + ''|' ') case "$hintfile" in - none) dflt=none ;; + ''|' '|none) dflt=none ;; *) dflt=`echo $hintfile | sed -e 's/\.sh$//' -e 's/_.*$//'` ;; esac ;; @@ -1395,38 +1719,24 @@ case "$ans" in none) osname='' ;; *) osname="$ans" ;; esac - -case "$osvers" in - ''|' ') - case "$hintfile" in - none) dflt=none ;; - *) dflt=`echo $hintfile | sed -e 's/\.sh$//' -e 's/^[^_]*//'` - dflt=`echo $dflt | sed -e 's/^_//' -e 's/_/./g'` ;; - esac - ;; - *) dflt="$osvers" ;; -esac -rp="Operating system version?" -. ./myread -case "$ans" in - none) osvers='' ;; - *) osvers="$ans" ;; -esac : who configured the system cf_time=`$date 2>&1` -cf_by=`( (logname) 2>/dev/null || whoami) 2>&1` +(logname > .temp) >/dev/null 2>&1 +$test -s .temp || (whoami > .temp) >/dev/null 2>&1 +$test -s .temp || echo unknown > .temp +cf_by=`$cat .temp` +$rm -f .temp : determine where manual pages are on this system echo " " case "$sysman" in '') - syspath='/usr/man/man1 /usr/man/man1 /usr/man/mann' - syspath="$syspath /usr/man/manl /usr/man/local/man1" + syspath='/usr/man/man1 /usr/man/mann /usr/man/manl /usr/man/local/man1' syspath="$syspath /usr/man/u_man/man1 /usr/share/man/man1" syspath="$syspath /usr/catman/u_man/man1 /usr/man/l_man/man1" syspath="$syspath /usr/local/man/u_man/man1 /usr/local/man/l_man/man1" - syspath="$syspath /usr/man/man.L /local/man/man1" - sysman=`./loc . $syspath` + syspath="$syspath /usr/man/man.L /local/man/man1 /usr/local/man/man1" + sysman=`./loc . /usr/man/man1 $syspath` ;; esac if $test -d "$sysman"; then @@ -1698,45 +2008,34 @@ else . ./myread cc="$ans" fi -case "$cc" in -gcc*) echo "Checking out which version of gcc" +echo "Checking if you are using GNU cc ..." >&4 $cat >gccvers.c <<EOM #include <stdio.h> -int main() -{ -char *v; -v = "unknown"; -#ifdef __GNUC__ -# ifdef __VERSION__ - v = __VERSION__; -# endif -#endif -switch((int) v[0]) - { - case '1': printf("1\n"); break; - case '2': printf("2\n"); break; - case '3': printf("3\n"); break; - default: break; - } +int main() { #ifdef __GNUC__ -return 0; +#ifdef __VERSION__ +printf("%s\n", __VERSION__); #else -return 1; +printf("%s\n", "1"); +#endif #endif +return 0; } EOM - if $cc -o gccvers gccvers.c >/dev/null 2>&1; then - gccversion=`./gccvers` - echo "You appear to have version $gccversion." - else - echo "Doesn't appear to be GNU cc." - fi - $rm -f gccvers* - if $test "$gccversion" = '1'; then - cpp=`./loc gcc-cpp $cpp $pth` - fi - ;; +if $cc -o gccvers gccvers.c >/dev/null 2>&1; then + gccversion=`./gccvers` + case "$gccversion" in + '') echo "You are not using GNU cc." ;; + *) echo "You are using GNU cc $gccversion." ;; + esac +else + echo "I can't compile the test program. I'll assume it's not GNU cc." +fi +$rm -f gccvers* +case "$gccversion" in +1*) cpp=`./loc gcc-cpp $cpp $pth` ;; esac + : decide how portable to be case "$d_portable" in "$define") dflt=y;; @@ -1776,7 +2075,7 @@ case "\$1" in ~*) if $test -f /bin/csh; then /bin/csh -f -c "glob \$1" - failed=$? + failed=\$? echo "" exit \$failed else @@ -1813,10 +2112,18 @@ already='' skip='' none_ok='' exp_file='' +nopath_ok='' orig_rp="$rp" orig_dflt="$dflt" case "$fn" in +*:*) + loc_file=`expr $fn : '.*:\(.*\)'` + fn=`expr $fn : '\(.*\):.*'` + ;; +esac + +case "$fn" in *~*) tilde=true;; esac case "$fn" in @@ -1831,11 +2138,14 @@ esac case "$fn" in *e*) exp_file=true;; esac +case "$fn" in +*p*) nopath_ok=true;; +esac case "$fn" in *f*) type='File';; *d*) type='Directory';; -*l*) type='Locate'; fn=`expr $fn : '.*:\(.*\)'`;; +*l*) type='Locate';; esac what="$type" @@ -1932,12 +2242,21 @@ while test "$type"; do ;; Locate) if test -d "$value"; then - echo "(Looking for $fn in directory $value.)" - value="$value/$fn" + echo "(Looking for $loc_file in directory $value.)" + value="$value/$loc_file" fi if test -f "$value"; then type='' fi + case "$nopath_ok" in + true) case "$value" in + */*) ;; + *) echo "Assuming $value will be in people's path." + type='' + ;; + esac + ;; + esac ;; esac @@ -1976,10 +2295,7 @@ EOSC : What should the include directory be ? echo " " $echo $n "Hmm... $c" -case "$usrinc" in -'') dflt='/usr/include';; -*) dflt=$usrinc;; -esac +dflt='/usr/include' incpath='' mips_type='' if $test -f /bin/mips && /bin/mips; then @@ -2005,15 +2321,157 @@ else $eunicefix mips fi echo " " +case "$usrinc" in +'') ;; +*) dflt="$usrinc";; +esac fn=d/ rp='Where are the include files you want to use?' . ./getfile usrinc="$ans" +: see how we invoke the C preprocessor +echo " " +echo "Now, how can we feed standard input to your C preprocessor..." >&4 +cat <<'EOT' >testcpp.c +#define ABC abc +#define XYZ xyz +ABC.XYZ +EOT +cd .. +echo 'cat >.$$.c; '"$cc"' -E ${1+"$@"} .$$.c; rm .$$.c' >cppstdin +chmod 755 cppstdin +wrapper=`pwd`/cppstdin +ok='false' +cd UU + +if $test "X$cppstdin" != "X" && \ + $cppstdin $cppminus <testcpp.c >testcpp.out 2>&1 && \ + $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 +then + echo "You used to use $cppstdin $cppminus so we'll use that again." + case "$cpprun" in + '') echo "But let's see if we can live without a wrapper..." ;; + *) + if $cpprun $cpplast <testcpp.c >testcpp.out 2>&1 && \ + $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 + then + echo "(And we'll use $cpprun $cpplast to preprocess directly.)" + ok='true' + else + echo "(However, $cpprun $cpplast does not work, let's see...)" + fi + ;; + esac +else + case "$cppstdin" in + '') ;; + *) + echo "Good old $cppstdin $cppminus does not seem to be of any help..." + ;; + esac +fi + +if $ok; then + : nothing +elif echo 'Maybe "'"$cc"' -E" will work...'; \ + $cc -E <testcpp.c >testcpp.out 2>&1; \ + $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then + echo "Yup, it does." + x_cpp="$cc -E" + x_minus=''; +elif echo 'Nope...maybe "'"$cc"' -E -" will work...'; \ + $cc -E - <testcpp.c >testcpp.out 2>&1; \ + $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then + echo "Yup, it does." + x_cpp="$cc -E" + x_minus='-'; +elif echo 'Nope...maybe "'"$cc"' -P" will work...'; \ + $cc -P <testcpp.c >testcpp.out 2>&1; \ + $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then + echo "Yipee, that works!" + x_cpp="$cc -P" + x_minus=''; +elif echo 'Nope...maybe "'"$cc"' -P -" will work...'; \ + $cc -P - <testcpp.c >testcpp.out 2>&1; \ + $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then + echo "At long last!" + x_cpp="$cc -P" + x_minus='-'; +elif echo 'No such luck, maybe "'$cpp'" will work...'; \ + $cpp <testcpp.c >testcpp.out 2>&1; \ + $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then + echo "It works!" + x_cpp="$cpp" + x_minus=''; +elif echo 'Nixed again...maybe "'$cpp' -" will work...'; \ + $cpp - <testcpp.c >testcpp.out 2>&1; \ + $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then + echo "Hooray, it works! I was beginning to wonder." + x_cpp="$cpp" + x_minus='-'; +elif echo 'Uh-uh. Time to get fancy. Trying a wrapper...'; \ + $wrapper <testcpp.c >testcpp.out 2>&1; \ + $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then + x_cpp="$wrapper" + x_minus='' + echo "Eureka!" +else + dflt='' + rp="No dice. I can't find a C preprocessor. Name one:" + . ./myread + x_cpp="$ans" + x_minus='' + $x_cpp <testcpp.c >testcpp.out 2>&1 + if $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then + echo "OK, that will do." >&4 + else +echo "Sorry, I can't get that to work. Go find one and rerun Configure." >&4 + exit 1 + fi +fi + +case "$ok" in +false) + cppstdin="$x_cpp" + cppminus="$x_minus" + cpprun="$x_cpp" + cpplast="$x_minus" + set X $x_cpp + shift + case "$1" in + "$cpp") + echo "Perhaps can we force $cc -E using a wrapper..." + if $wrapper <testcpp.c >testcpp.out 2>&1; \ + $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 + then + echo "Yup, we can." + cppstdin="$wrapper" + cppminus=''; + else + echo "Nope, we'll have to live without it..." + fi + ;; + esac + case "$cpprun" in + "$wrapper") + cpprun='' + cpplast='' + ;; + esac + ;; +esac + +case "$cppstdin" in +"$wrapper") ;; +*) $rm -f $wrapper;; +esac +$rm -f testcpp.c testcpp.out + : determine optimize, if desired, or use for debug flag also case "$optimize" in -' ') dflt="none";; -'') dflt="-g";; +' ') dflt='none';; +'') dflt='-O';; *) dflt="$optimize";; esac $cat <<EOH @@ -2034,17 +2492,16 @@ esac dflt='' case "$ccflags" in -'') case "$cc" in - *gcc*) if $test "$gccversion" = "1"; then - dflt='-fpcc-struct-return' - fi ;; +'') + case "$gccversion" in + 1*) dflt='-fpcc-struct-return' ;; esac case "$optimize" in *-g*) dflt="$dflt -DDEBUGGING";; esac - case "$cc" in - *gcc*) if test -d /etc/conf/kconfig.d && - $contains _POSIX_VERSION $usrinc/sys/unistd.h >/dev/null 2>&1 + case "$gccversion" in + 2*) if test -d /etc/conf/kconfig.d && + $contains _POSIX_VERSION $usrinc/sys/unistd.h >/dev/null 2>&1 then dflt="$dflt -posix" fi @@ -2104,10 +2561,11 @@ Your C compiler may want other flags. For this question you should include -I/whatever and -DWHATEVER flags and any other flags used by the C compiler, but you should NOT include libraries or ld flags like -lwhatever. If you want $package to honor its debug switch, you should include -DDEBUGGING here. +Your C compiler might also need additional flags, such as -D_POSIX_SOURCE, +-DHIDEMYMALLOC or -DCRIPPLED_CC. + To use no flags, specify the word "none". -Your C compiler might also need additional flags, such as -DJMPCLOBBER, --DHIDEMYMALLOC or -DCRIPPLED_CC. EOH set X $dflt shift @@ -2121,11 +2579,8 @@ esac : the following weeds options from ccflags that are of no interest to cpp cppflags="$ccflags" -case "$cc" in -*gcc*) case "$gccversion" in - 1) cppflags="$cppflags -D__GNUC__" ;; - esac - ;; +case "$gccversion" in +1*) cppflags="$cppflags -D__GNUC__" esac case "$mips_type" in '');; @@ -2133,17 +2588,44 @@ case "$mips_type" in esac case "$cppflags" in '');; -*) set X $cppflags +*) + echo " " + echo "Let me guess what the preprocessor flags are..." >&4 + set X $cppflags + shift cppflags='' - for flag + $cat >cpp.c <<'EOM' +#define BLURFL foo + +BLURFL xx LFRULB +EOM + previous='' + for flag in $* do - case $flag in - -D*|-I*|-traditional|-ansi|-nostdinc|-posix|-Xp) cppflags="$cppflags $flag";; + case "$flag" in + -*) ftry="$flag";; + *) ftry="$previous $flag";; esac + if $cppstdin -DLFRULB=bar $ftry $cppminus <cpp.c \ + >cpp1.out 2>/dev/null && \ + $cpprun -DLFRULB=bar $ftry $cpplast <cpp.c \ + >cpp2.out 2>/dev/null && \ + $contains 'foo.*xx.*bar' cpp1.out >/dev/null 2>&1 && \ + $contains 'foo.*xx.*bar' cpp2.out >/dev/null 2>&1 + then + cppflags="$cppflags $ftry" + previous='' + else + previous="$flag" + fi done + set X $cppflags + shift + cppflags=${1+"$@"} case "$cppflags" in - *-*) echo "(C preprocessor flags: $cppflags)";; + *-*) echo "They appear to be: $cppflags";; esac + $rm -f cpp.c cpp?.out ;; esac @@ -2152,8 +2634,14 @@ case "$ldflags" in '') if venix; then dflt='-i -z' else - dflt='none' + dflt='' fi + case "$ccflags" in + *-posix*) dflt="$dflt -posix" ;; + esac + case "$dflt" in + '') dflt='none' ;; + esac ;; *) dflt="$ldflags";; esac @@ -2166,41 +2654,72 @@ none) ldflags='';; esac rmlist="$rmlist pdp11" -: Initialize h_fcntl -h_fcntl=false - -: Initialize h_sysfile -h_sysfile=false - : Set private lib path case "$plibpth" in '') if mips; then plibpth="$incpath/usr/lib /usr/local/lib /usr/ccs/lib" fi;; esac -libpth="$plibpth $libpth" -: Now check and see which directories actually exist. -xxx='' -for yyy in $libpth +case "$libpth" in +' ') dlist='';; +'') dlist="$plibpth $glibpth";; +*) dlist="$libpth";; +esac + +: Now check and see which directories actually exist, avoiding duplicates +libpth='' +for xxx in $dlist do - if $test -d $yyy; then - xxx="$xxx $yyy" + if $test -d $xxx; then + case " $libpth " in + *" $xxx "*) ;; + *) libpth="$libpth $xxx";; + esac fi done -libpth="$xxx" -$cat <<EOM -Some systems have incompatible or broken versions of libraries. Where -should I look for libraries? -EOM +$cat <<'EOM' -dflt="$libpth" -echo " " +Some systems have incompatible or broken versions of libraries. Among +the directories listed in the question below, please remove any you +know not to be holding relevant libraries, and add any that are needed. +Say "none" for none. + +EOM +case "$libpth" in +'') dflt='none';; +*) + set X $libpth + shift + dflt=${1+"$@"} + ;; +esac rp="Directories to use for library searches?" . ./myread case "$ans" in none) libpth=' ';; *) libpth="$ans";; esac + +: compute shared library extension +case "$so" in +'') + if xxx=`./loc libc.sl X $libpth`; $test -f "$xxx"; then + dflt='sl' + else + dflt='so' + fi + ;; +*) dflt="$so";; +esac +$cat << EOM + +On some systems, shared libraries may be available. Answer 'none' if +you want to suppress searching of shared libraries. +EOM +rp='What is the file extension used for shared libraries?' +. ./myread +so="$ans" + : Looking for optional libraries echo " " echo "Checking for optional libraries..." >&4 @@ -2212,50 +2731,39 @@ case "$libswanted" in '') libswanted='c_s';; esac for thislib in $libswanted; do - case "$thislib" in - dbm) thatlib=ndbm;; - *_s) thatlib=NONE;; - *) thatlib=${thislib}_s;; - esac - xxx=`./loc lib$thislib.a X $libpth` - yyy=`./loc lib$thatlib.a X $libpth` - zzz=`./loc lib$thislib.so.[0-9]'*' X $libpth` - if $test -f $xxx; then + + if xxx=`./loc lib$thislib.$so.[0-9]'*' X $libpth`; $test -f "$xxx"; then + echo "Found -l$thislib (shared)." + case " $dflt " in + *"-l$thislib "*);; + *) dflt="$dflt -l$thislib";; + esac + elif xxx=`./loc lib$thislib.$so X $libpth` ; $test -f "$xxx"; then + echo "Found -l$thislib (shared)." + case " $dflt " in + *"-l$thislib "*);; + *) dflt="$dflt -l$thislib";; + esac + elif xxx=`./loc lib$thislib.a X $libpth`; $test -f "$xxx"; then echo "Found -l$thislib." - case "$dflt" in - *"-l$thislib "*|*-l$thislib|*"-l$thatlib "*|*-l$thatlib) ;; + case " $dflt " in + *"-l$thislib "*);; *) dflt="$dflt -l$thislib";; esac - elif $test -f $yyy; then - echo "Found -l$thatlib." - case "$dflt" in - *"-l$thatlib "*|*-l$thatlib) ;; - *) dflt="$dflt -l$thatlib";; + elif xxx=`./loc lib${thislib}_s.a X $libpth`; $test -f "$xxx"; then + echo "Found -l${thislib}_s." + case " $dflt " in + *"-l$thislib "*);; + *) dflt="$dflt -l${thislib}_s";; esac - elif $test -f $zzz; then - echo "Found -$thislib." - case "$dflt" in - *"-l$thislib "*|*-l$thislib) ;; + elif xxx=`./loc Slib$thislib.a X $xlibpth`; $test -f "$xxx"; then + echo "Found -l$thislib." + case " $dflt " in + *"-l$thislib "*);; *) dflt="$dflt -l$thislib";; esac else - xxx=`./loc Slib$thislib.a X $xlibpth` - yyy=`./loc Slib$thatlib.a X $xlibpth` - if $test -f $xxx; then - echo "Found -l$thislib." - case "$dflt" in - *"-l$thislib "*|*-l$thislib|*"-l$thatlib "*|*-l$thatlib) ;; - *) dflt="$dflt -l$thislib";; - esac - elif $test -f $yyy; then - echo "Found -l$thatlib." - case "$dflt" in - *"-l$thatlib "*|*-l$thatlib) ;; - *) dflt="$dflt -l$thatlib";; - esac - else - echo "No -l$thislib." - fi + echo "No -l$thislib." fi done set X $dflt @@ -2353,29 +2861,30 @@ case "$libc" in esac ;; esac -libpth="$plibpth $libpth" libnames=''; case "$libs" in '') ;; *) for thislib in $libs; do case "$thislib" in + -lc|-lc_s) + : Handle C library specially below. + ;; -l*) - thislib=`expr X$thislib : 'X-l\(.*\)'` - try=`./loc lib$thislib.a blurfl/dyick $libpth` - if test ! -f $try; then - try=`./loc lib$thislib blurfl/dyick $libpth` - if test ! -f $try; then - try=`./loc lib$thislib.so.'*' blurfl/dyick $libpth` - if test ! -f $try; then - try=`./loc $thislib blurfl/dyick $libpth` - if test ! -f $try; then - try=`./loc Slib$thislib.a blurfl/dyick $xlibpth` - if test ! -f $try; then - try='' - fi - fi - fi - fi + thislib=`echo X$thislib | $sed -e 's/^X//' -e 's/^-l//'` + if try=`./loc lib$thislib.$so.'*' X $libpth`; $test -f "$try"; then + : + elif try=`./loc lib$thislib.$so X $libpth`; $test -f "$try"; then + : + elif try=`./loc lib$thislib.a X $libpth`; $test -f "$try"; then + : + elif try=`./loc lib$thislib X $libpth`; $test -f "$try"; then + : + elif try=`./loc $thislib X $libpth`; $test -f "$try"; then + : + elif try=`./loc Slib$thislib.a X $xlibpth`; $test -f "$try"; then + : + else + try='' fi libnames="$libnames $try" ;; @@ -2387,10 +2896,11 @@ esac xxx=normal case "$libc" in unknown) - set /usr/ccs/lib/libc.so - $test -r $1 || set /usr/lib/libc.so - $test -r $1 || set /usr/shlib/libc.so - $test -r $1 || set /usr/lib/libc.so.[0-9]* + set /usr/ccs/lib/libc.$so + $test -r $1 || set /usr/lib/libc.$so + $test -r $1 || set /usr/shlib/libc.$so + $test -r $1 || set /usr/lib/libc.$so.[0-9]* + $test -r $1 || set /lib/libc.$so $test -r $1 || set /lib/libsys_s.a eval set \$$# ;; @@ -2476,13 +2986,12 @@ echo " " $sed 's/^/ /' libnames >&4 echo " " $echo $n "This may take a while...$c" >&4 - nm $nm_opt $* 2>/dev/null >libc.tmp $echo $n ".$c" $grep fprintf libc.tmp > libc.ptf xscan='eval "<libc.ptf $com >libc.list"; $echo $n ".$c" >&4' xrun='eval "<libc.tmp $com >libc.list"; echo "done" >&4' -if com="$sed -n -e 's/^.* [ADTS] *_[_.]*//p' -e 's/^.* [ADTS] //p'";\ +if com="$sed -n -e 's/^.* [ADTSI] *_[_.]*//p' -e 's/^.* [ADTSI] //p'";\ eval $xscan;\ $contains '^fprintf$' libc.list >/dev/null 2>&1; then eval $xrun @@ -2519,6 +3028,10 @@ elif com="$sed -n -e 's/^__//' -e '/|Undef/d' -e '/|Proc/s/ .*//p'";\ eval $xscan;\ $contains '^fprintf$' libc.list >/dev/null 2>&1; then eval $xrun +elif com="$sed -n -e '/Def. Text/s/.* \([^ ]*\)\$/\1/p'";\ + eval $xscan;\ + $contains '^fprintf$' libc.list >/dev/null 2>&1; then + eval $xrun else nm -p $* 2>/dev/null >libc.tmp com="$sed -n -e 's/^.* [ADTS] *_[_.]*//p' -e 's/^.* [ADTS] //p'";\ @@ -2639,143 +3152,65 @@ yes) esac;; esac' -: see how we invoke the C preprocessor -echo " " -echo "Now, how can we feed standard input to your C preprocessor..." >&4 -cat <<'EOT' >testcpp.c -#define ABC abc -#define XYZ xyz -ABC.XYZ -EOT -cd .. -echo 'cat >.$$.c; '"$cc"' -E ${1+"$@"} .$$.c; rm .$$.c' >cppstdin -chmod 755 cppstdin -wrapper=`pwd`/cppstdin -ok='false' -cd UU - -if $test "X$cppstdin" != "X" && \ - $cppstdin $cppminus <testcpp.c >testcpp.out 2>&1 && \ - $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 -then - echo "You used to use $cppstdin $cppminus so we'll use that again." - case "$cpprun" in - '') echo "But let's see if we can live without a wrapper..." ;; - *) - if $cpprun $cpplast <testcpp.c >testcpp.out 2>&1 && \ - $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 - then - echo "(And we'll use $cpprun $cpplast to preprocess directly.)" - ok='true' - else - echo "(However, $cpprun $cpplast does not work, let's see...)" - fi - ;; - esac -else - case "$cppstdin" in - '') ;; - *) - echo "Good old $cppstdin $cppminus does not seem to be of any help..." - ;; - esac -fi +: see if gconvert exists +set gconvert d_gconvert +eval $inlibc -if $ok; then - : nothing -elif echo 'Maybe "'"$cc"' -E" will work...'; \ - $cc -E <testcpp.c >testcpp.out 2>&1; \ - $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then - echo "Yup, it does." - x_cpp="$cc -E" - x_minus=''; -elif echo 'Nope...maybe "'"$cc"' -E -" will work...'; \ - $cc -E - <testcpp.c >testcpp.out 2>&1; \ - $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then - echo "Yup, it does." - x_cpp="$cc -E" - x_minus='-'; -elif echo 'Nope...maybe "'"$cc"' -P" will work...'; \ - $cc -P <testcpp.c >testcpp.out 2>&1; \ - $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then - echo "Yipee, that works!" - x_cpp="$cc -P" - x_minus=''; -elif echo 'Nope...maybe "'"$cc"' -P -" will work...'; \ - $cc -P - <testcpp.c >testcpp.out 2>&1; \ - $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then - echo "At long last!" - x_cpp="$cc -P" - x_minus='-'; -elif echo 'No such luck, maybe "'$cpp'" will work...'; \ - $cpp <testcpp.c >testcpp.out 2>&1; \ - $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then - echo "It works!" - x_cpp="$cpp" - x_minus=''; -elif echo 'Nixed again...maybe "'$cpp' -" will work...'; \ - $cpp - <testcpp.c >testcpp.out 2>&1; \ - $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then - echo "Hooray, it works! I was beginning to wonder." - x_cpp="$cpp" - x_minus='-'; -elif echo 'Uh-uh. Time to get fancy. Trying a wrapper...'; \ - $wrapper <testcpp.c >testcpp.out 2>&1; \ - $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then - x_cpp="$wrapper" - x_minus='' - echo "Eureka!" -else - dflt='' - rp="No dice. I can't find a C preprocessor. Name one:" - . ./myread - x_cpp="$ans" - x_minus='' - $x_cpp <testcpp.c >testcpp.out 2>&1 - if $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then - echo "OK, that will do." >&4 - else -echo "Sorry, I can't get that to work. Go find one and rerun Configure." >&4 - exit 1 - fi -fi +case "$d_gconvert" in +$define) + d_Gconvert="gconvert((x),(n),(t),(b))" + ;; +*) + : Maybe we can emulate it with gcvt. + set gcvt d_gcvt + eval $inlibc -case "$ok" in -false) - cppstdin="$x_cpp" - cppminus="$x_minus" - cpprun="$x_cpp" - cpplast="$x_minus" - set X $x_cpp - shift - case "$1" in - "$cpp") - echo "Perhaps can we force $cc -E using a wrapper..." - if $wrapper <testcpp.c >testcpp.out 2>&1; \ - $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 - then - echo "Yup, we can." - cppstdin="$wrapper" - cppminus=''; + case "$d_gcvt" in + $define) + : Test whether gcvt drops a trailing decimal point + cat >try.c <<'EOP' +main() { +char buf[64]; +gcvt(1.0, 8, buf); +if (buf[0] != '1' || buf[1] != '\0') + return 1; +gcvt(0.0, 8, buf); +if (buf[0] != '0' || buf[1] != '\0') + return 1; +gcvt(-1.0, 8, buf); +if (buf[0] != '-' || buf[1] != '1' || buf[2] != '\0') + return 1; +return 0; +} +EOP + if $cc $ccflags $ldflags -o try try.c $libs > /dev/null 2>&1; then + if ./try; then + echo "Good, your gcvt() drops a trailing decimal point." + d_Gconvert="gcvt((x),(n),(b))" + else + echo "But your gcvt() keeps a trailing decimal point". + d_Gconvert='' + fi else - echo "Nope, we'll have to live without it..." + echo "Hmm. I can't compile the gcvt test program." + d_Gconvert='' fi + $rm -f try.c try ;; esac - case "$cpprun" in - "$wrapper") - cpprun='' - cpplast='' + case "$d_Gconvert" in + '') + echo "I'll use sprintf instead." >&4 + d_Gconvert='sprintf((b),"%.*g",(n),(x))' ;; esac - ;; esac -case "$cppstdin" in -"$wrapper") ;; -*) $rm -f $wrapper;; -esac -$rm -f testcpp.c testcpp.out +: Initialize h_fcntl +h_fcntl=false + +: Initialize h_sysfile +h_sysfile=false : determine filename position in cpp output echo " " @@ -2783,7 +3218,7 @@ echo "Computing filename position in cpp output for #include directives..." >&4 echo '#include <stdio.h>' > foo.c $cat >fieldn <<EOF $startsh -$cppstdin $cppminus $cppflags <foo.c 2>/dev/null | \ +$cppstdin $cppflags $cppminus <foo.c 2>/dev/null | \ $grep '^[ ]*#.*stdio\.h' | \ while read cline; do pos=1 @@ -2879,6 +3314,171 @@ EOCP esac $rm -f access* +: see if alarm exists +set alarm d_alarm +eval $inlibc + +: is AFS running? +echo " " +if test -d /afs; then + echo "AFS may be running... I'll be extra cautious then..." >&4 + afs=true +else + echo "AFS does not seem to be running..." >&4 + afs=false +fi + +: determine root of directory hierarchy where package will be installed. +case "$prefix" in +'') + dflt=`./loc . /usr/local /usr/local /local /opt /usr` + ;; +*) + dflt="$prefix" + ;; +esac +$cat <<EOM + +By default, $package will be installed in $dflt/bin, manual +pages under $dflt/man, etc..., i.e. with $dflt as prefix for +all installation directories. Typically set to /usr/local, but you +may choose /usr if you wish to install $package among your system +binaries. If you wish to have binaries under /bin but manual pages +under /usr/local/man, that's ok: you will be prompted separately +for each of the installation directories, the prefix being only used +to set defaults. + +EOM +fn=d~ +rp='Installation prefix to use?' +. ./getfile +prefix="$ans" + +: determine where private executables go +case "$privlib" in +'') + dflt=$prefix/lib/$package + ;; +*) dflt="$privlib" + ;; +esac +$cat <<EOM + +There are some auxiliary files for $package that need to be put into a +private library directory that is accessible by everyone. + +EOM +fn=d~+ +rp='Pathname where private library files will reside?' +. ./getfile +privlib="$ans" +privlibexp="$ansexp" +if $afs; then + $cat <<EOM + +Since you are running AFS, I need to distinguish the directory in which +private files reside from the directory in which they are installed (and from +which they are presumably copied to the former directory by occult means). + +EOM + case "$installprivlib" in + '') dflt=`echo $privlibexp | sed 's#^/afs/#/afs/.#'`;; + *) dflt="$installprivlib";; + esac + fn=de~ + rp='Where will private files be installed?' + . ./getfile + installprivlib="$ans" +else + installprivlib="$privlibexp" +fi + +: determine where public architecture dependent libraries go +case "$archname" in +'') tpath=`echo $PATH | sed -e 's/:/ /g'` + xxx=`./loc arch blurfl $tpath` + if test -f "$xxx"; then + tarchname=`arch` + archname="${tarchname}-${osname}" + else + archname="$osname" + fi + ;; +esac +case "$privlib" in +'') dflt=`./loc . "." $prefix/lib /usr/local/lib /usr/lib /lib`;; +*) dflt="$privlib/$archname";; +esac +fn=d~ +cat <<EOM + +$package contains architecture-dependent library files. If you are +sharing libraries in a heterogeneous environment, you might store +these files in a separate location. Otherwise, you can just include +them with the rest of the public library files. + +EOM +rp='Where do you want to put the public architecture-dependent libraries?' +. ./getfile +archlib="$ans" +archlibexp="$ansexp" + +if $afs; then + $cat <<EOM + +Since you are running AFS, I need to distinguish the directory in which +private files reside from the directory in which they are installed (and from +which they are presumably copied to the former directory by occult means). + +EOM + case "$installarchlib" in + '') dflt=`echo $archlibexp | sed 's#^/afs/#/afs/.#'`;; + *) dflt="$installarchlib";; + esac + fn=de~ + rp='Where will architecture-dependent library files be installed?' + . ./getfile + installarchlib="$ans" +else + installarchlib="$archlibexp" +fi +if $test X"$archlib" = X"$privlib"; then + d_archlib="$undef" +else + d_archlib="$define" +fi + + +: function used to set $1 to $val +setvar='var=$1; eval "was=\$$1"; td=$define; tu=$undef; +case "$val$was" in +$define$undef) . whoa; eval "$var=\$td";; +$undef$define) . whoa; eval "$var=\$tu";; +*) eval "$var=$val";; +esac' + +: Look for GNUC style attribute checking +echo " " +echo "Checking whether your compiler can handle __attribute__ ..." >&4 +$cat >attrib.c <<'EOCP' +void croak (char* pat,...) __attribute__((format(printf,1,2),noreturn)); +EOCP +if $cc $ccflags -c attrib.c >attrib.out 2>&1 ; then + if $contains 'warning' attrib.out >/dev/null 2>&1; then + echo "Your C compiler doesn't fully support __attribute__. ." + val="$undef" + else + echo "Your C compiler supports __attribute__. ." + val="$define" + fi +else + echo "Your C compiler doesn't seem to understand __attribute__. ." + val="$undef" +fi +set d_attrib +eval $setvar +$rm -f attrib* + : see if bcmp exists set bcmp d_bcmp eval $inlibc @@ -2887,6 +3487,51 @@ eval $inlibc set bcopy d_bcopy eval $inlibc +: see if setpgrp exists +set setpgrp d_setpgrp +eval $inlibc + +: see which flavor of setpgrp is in use +case "$d_setpgrp" in +"$define") + echo " " + $cat >set.c <<EOP +main() +{ + if (getuid() == 0) { + printf("(I see you are running Configure as super-user...)\n"); + setuid(1); + } + if (-1 == setpgrp(1, 1)) + exit(1); + exit(0); +} +EOP + if $cc $ccflags -o set $ldflags set.c $libs >/dev/null 2>&1; then + ./set 2>/dev/null + case $? in + 0) echo "You have to use setpgrp() instead of setpgrp(pid, pgrp)." >&4 + val="$undef";; + *) echo "You have to use setpgrp(pid, pgrp) instead of setpgrp()." >&4 + val="$define";; + esac + else + if usg; then + xxx="USG one, i.e. you use setpgrp()." + val="$undef" + else + xxx="BSD one, i.e. you use setpgrp(pid, pgrp)." + val="$define" + fi + echo "Assuming your setpgrp is a $xxx" >&4 + fi + ;; +*) val="$undef";; +esac +set d_bsdpgrp +eval $setvar +$rm -f set set.c + : see if bzero exists set bzero d_bzero eval $inlibc @@ -2919,39 +3564,30 @@ rp="What is the size of an integer (in bytes)?" intsize="$ans" $rm -f try.c try -: function used to set $1 to $val -setvar='var=$1; eval "was=\$$1"; td=$define; tu=$undef; -case "$val$was" in -$define$undef) . whoa; eval "$var=\$td";; -$undef$define) . whoa; eval "$var=\$tu";; -*) eval "$var=$val";; -esac' - : check for ability to cast large floats to 32-bit ints. echo " " echo 'Checking whether your C compiler can cast large floats to int32.' >&4 if $test "$intsize" -eq 4; then - xxx=int + xxx=int else - xxx=long + xxx=long fi - $cat >try.c <<EOCP #include <sys/types.h> #include <signal.h> blech() { exit(3); } main() { - $xxx i32; + $xxx i32; double f; int result = 0; signal(SIGFPE, blech); f = (double) 0x7fffffff; f = 10 * f; - i32 = ( $xxx )f; + i32 = ($xxx) f; - if (i32 != ( $xxx )f) + if (i32 != ($xxx) f) result |= 1; exit(result); } @@ -2960,6 +3596,7 @@ if $cc -o try $ccflags try.c >/dev/null 2>&1; then ./try yyy=$? else + echo "(I can't seem to compile the test program--assuming it can't)" yyy=1 fi case "$yyy" in @@ -2973,6 +3610,7 @@ esac set d_casti32 eval $setvar $rm -f try try.* + : check for ability to cast negative floats to unsigned echo " " echo 'Checking whether your C compiler can cast negative float to unsigned.' >&4 @@ -3094,6 +3732,14 @@ val=$val2 set d_charvspr eval $setvar +: see if chown exists +set chown d_chown +eval $inlibc + +: see if chroot exists +set chroot d_chroot +eval $inlibc + : see if chsize exists set chsize d_chsize eval $inlibc @@ -3160,6 +3806,79 @@ esac set d_csh eval $setvar +: see if cuserid exists +set cuserid d_cuserid +eval $inlibc + +: define an alternate in-header-list? function +inhdr='echo " "; td=$define; tu=$undef; yyy=$@; +cont=true; xxf="echo \"<\$1> found.\" >&4"; +case $# in 2) xxnf="echo \"<\$1> NOT found.\" >&4";; +*) xxnf="echo \"<\$1> NOT found, ...\" >&4";; +esac; +case $# in 4) instead=instead;; *) instead="at last";; esac; +while $test "$cont"; do + xxx=`./findhdr $1` + var=$2; eval "was=\$$2"; + if $test "$xxx" && $test -r "$xxx"; + then eval $xxf; + eval "case \"\$$var\" in $undef) . whoa; esac"; eval "$var=\$td"; + cont=""; + else eval $xxnf; + eval "case \"\$$var\" in $define) . whoa; esac"; eval "$var=\$tu"; fi; + set $yyy; shift; shift; yyy=$@; + case $# in 0) cont="";; + 2) xxf="echo \"but I found <\$1> $instead.\" >&4"; + xxnf="echo \"and I did not find <\$1> either.\" >&4";; + *) xxf="echo \"but I found <\$1\> instead.\" >&4"; + xxnf="echo \"there is no <\$1>, ...\" >&4";; + esac; +done; +while $test "$yyy"; +do set $yyy; var=$2; eval "was=\$$2"; + eval "case \"\$$var\" in $define) . whoa; esac"; eval "$var=\$tu"; + set $yyy; shift; shift; yyy=$@; +done' + +: see if this is a limits.h system +set limits.h i_limits +eval $inhdr + +: see if this is a float.h system +set float.h i_float +eval $inhdr + +: See if number of significant digits in a double precision number is known +echo " " +$cat >dbl_dig.c <<EOM +#$i_limits I_LIMITS +#$i_float I_FLOAT +#ifdef I_LIMITS +#include <limits.h> +#endif +#ifdef I_FLOAT +#include <float.h> +#endif +#ifdef DBL_DIG +printf("Contains DBL_DIG"); +#endif +EOM +$cppstdin $cppflags $cppminus < dbl_dig.c >dbl_dig.E 2>/dev/null +if $contains 'DBL_DIG' dbl_dig.E >/dev/null 2>&1; then + echo "DBL_DIG found." >&4 + val="$define" +else + echo "DBL_DIG NOT found." >&4 + val="$undef" +fi +$rm -f dbl_dig.? +set d_dbl_dig +eval $setvar + +: see if difftime exists +set difftime d_difftime +eval $inlibc + : see if this is a dirent system echo " " if xinc=`./findhdr dirent.h`; $test "$xinc"; then @@ -3178,6 +3897,42 @@ fi set i_dirent eval $setvar +: Look for type of directory structure. +echo " " +$cppstdin $cppflags $cppminus < "$xinc" > try.c + +case "$direntrytype" in +''|' ') + case "$i_dirent" in + $define) guess1='struct dirent' ;; + *) guess1='struct direct' ;; + esac + ;; +*) guess1="$direntrytype" + ;; +esac + +case "$guess1" in +'struct dirent') guess2='struct direct' ;; +*) guess2='struct dirent' ;; +esac + +if $contains "$guess1" try.c >/dev/null 2>&1; then + direntrytype="$guess1" + echo "Your directory entries are $direntrytype." >&4 +elif $contains "$guess2" try.c >/dev/null 2>&1; then + direntrytype="$guess2" + echo "Your directory entries seem to be $direntrytype." >&4 +else + echo "I don't recognize your system's directory entries." >&4 + rp="What type is used for directory entries on this system?" + dflt="$guess1" + . ./myread + direntrytype="$ans" +fi +$rm -f try.c + + : see if the directory entry stores field length echo " " if $contains 'd_namlen' $xinc >/dev/null 2>&1; then @@ -3190,27 +3945,381 @@ fi set d_dirnamlen eval $setvar -: now see if they want to do setuid emulation -case "$d_dosuid" in -'') dflt=n;; -"$undef") dflt=n;; -*) dflt=y;; +: see if dlerror exists +set dlerror d_dlerror +eval $inlibc + +: see if dld is available +set dld.h i_dld +eval $inhdr + +: see if dlopen exists +set dlopen d_dlopen +eval $inlibc + +: determine which dynamic loading, if any, to compile in +echo " " +dldir="ext/DynaLoader" +case "$usedl" in +$define|y|true) + dflt='y' + usedl="$define" + ;; +$undef|n|false) + dflt='n' + usedl="$undef" + ;; +*) + dflt='n' + case "$d_dlopen" in + define) dflt='y' ;; + esac + case "$i_dld" in + define) dflt='y' ;; + esac + : Does a dl_xxx.xs file exist for this operating system + $test -f ../$dldir/dl_${osname}.xs && dflt='y' + ;; +esac +rp="Do you wish to use dynamic loading?" +. ./myread +usedl="$ans" +case "$ans" in +y*) usedl="$define" + case "$dlsrc" in + '') + if $test -f ../$dldir/dl_${osname}.xs ; then + dflt="$dldir/dl_${osname}.xs" + elif $test "$d_dlopen" = "$define" ; then + dflt="$dldir/dl_dlopen.xs" + elif $test "$i_dld" = "$define" ; then + dflt="$dldir/dl_dld.xs" + else + dflt='' + fi + ;; + *) dflt="$dldir/$dlsrc" + ;; + esac + echo "The following dynamic loading files are available:" + : Can not go over to $dldir because getfile has path hard-coded in. + cd ..; ls -C $dldir/dl*.xs; cd UU + rp="Source file to use for dynamic loading" + fn="fne~" + . ./getfile + usedl="$define" + : emulate basename + dlsrc=`echo $ans | $sed -e 's@.*/\([^/]*\)$@\1@'` + $cat << EOM + +Some systems may require passing special flags to $cc -c to +compile modules that will be used to create a shared library. +To use no flags, say "none". + +EOM + case "$cccdlflags" in + ''|' ') case "$osname" in + hpux) dflt='+z' ;; + next) dflt='none' ;; + sunos) + case "$cc" in + *gcc*) dflt='-fpic' ;; + *) dflt='-pic' ;; + esac + ;; + solaris) + case "$cc" in + *gcc*) dflt='-fpic' ;; + *) dflt='-K pic' ;; + esac + ;; + *) dflt='none' ;; + esac + ;; + *) dflt="$cccdlflags" ;; + esac + rp="Any special flags to pass to $cc -c to compile shared library modules?" + . ./myread + case "$ans" in + none) cccdlflags='' ;; + *) cccdlflags="$ans" ;; + esac + + cat << 'EOM' + +Some systems may require passing special flags to ld to create a shared +library. If your ld flags include -L/local/path options to locate libraries +outside your loader's normal search path, you may need to specify those +-L options here as well. +To use no flags, say "none". + +EOM + case "$lddlflags" in + ''|' ') case "$osname" in + hpux) dflt='-b' ;; + next) dflt='none' ;; + solaris) dflt='-G' ;; + sunos) dflt='none' ;; + *) dflt='none' ;; + esac + ;; + *) dflt="$lddlflags" ;; + esac + rp="Any special flags to pass to ld to create a shared library?" + . ./myread + case "$ans" in + none) lddlflags='' ;; + *) lddlflags="$ans" ;; + esac + + cat <<EOM + +Some systems may require passing special flags to $cc to indicate that +the resulting executable will use dynamic linking. To use no flags, +say "none". + +EOM + case "$ccdlflags" in + ''|' ') + case "$osname" in + hpux) dflt='none' ;; + next) dflt='none' ;; + sunos) dflt='none' ;; + *) dflt='none' ;; + esac + ;; + *) dflt="$ccdlflags" + ;; + esac + rp="Any special flags to pass to $cc to use dynamic loading?" + . ./myread + case "$ans" in + none) ccdlflags='' ;; + *) ccdlflags="$ans" ;; + esac + ;; +*) usedl="$undef" + dlsrc='dl_none.xs' + lddlflags='' + ccdlflags='' + ;; +esac + +: see if dlfcn is available +set dlfcn.h i_dlfcn +eval $inhdr + +case "$usedl" in +$define|y|true) + $cat << EOM + +On a few systems, the dynamically loaded modules that perl generates and uses +will need a different extension then shared libs. The default will probably +be appropriate. + +EOM + case "$dlext" in + '') dflt="$so" ;; + *) dflt="$dlext" ;; + esac + rp='What is the extension of dynamically loaded modules' + . ./myread + dlext="$ans" + ;; +*) + dlext="none" + ;; +esac + +: Check if dlsym need a leading underscore +echo " " +val="$undef" + +case "$dlsrc" in +dl_dlopen.xs) + echo "Checking whether your dlsym() needs a leading underscore ..." >&4 + $cat >dyna.c <<'EOM' +fred () { } +EOM + +$cat >fred.c<<EOM + +#include <stdio.h> +#$i_dlfcn I_DLFCN +#ifdef I_DLFCN +#include <dlfcn.h> /* the dynamic linker include file for Sunos/Solaris */ +#else +#include <sys/types.h> +#include <nlist.h> +#include <link.h> +#endif + +extern int fred() ; + +main() +{ + void * handle ; + void * symbol ; +#ifndef RTLD_LAZY + int mode = 1 ; +#else + int mode = RTLD_LAZY ; +#endif + handle = dlopen("./dyna.$dlext", mode) ; + if (handle == NULL) { + printf ("1\n") ; + exit(0); + } + symbol = dlsym(handle, "fred") ; + if (symbol == NULL) { + /* try putting a leading underscore */ + symbol = dlsym(handle, "_fred") ; + if (symbol == NULL) { + printf ("2\n") ; + exit(0); + } + printf ("3\n") ; + } + else + printf ("4\n") ; + exit(0); +} +EOM + if $cc $ccflags $cccdlflags -c dyna.c > /dev/null 2>&1 && + ld $lddlflags -o dyna.$dlext dyna.o > /dev/null 2>&1 && + $cc $ccflags $ldflags $cccdlflags $ccdlflags fred.c -o fred $libs > /dev/null 2>&1; then + xxx=`./fred` + case $xxx in + 1) echo "Test program failed using dlopen." >&4 + echo "Perhaps you should not use dynamic loading." >&4;; + 2) echo "Test program failed using dlsym." >&4 + echo "Perhaps you should not use dynamic loading." >&4;; + 3) echo "dlsym needs a leading underscore" >&4 + val="$define" ;; + 4) echo "dlsym doesn't need a leading underscore." >&4;; + esac + else + echo "I can't compile and run the test program." >&4 + fi + ;; esac + +$rm -f fred fred.? dyna.$dlext dyna.? + +set d_dlsymun +eval $setvar + +: see if setuid scripts can be secure cat <<EOM - -Some sites have disabled setuid #! scripts because of a bug in the kernel -that prevents them from being secure. If you are on such a system, the -setuid/setgid bits on scripts are currently useless. It is possible for -$package to detect those bits and emulate setuid/setgid in a secure fashion -until a better solution is devised for the kernel problem. + +Some kernels have a bug that prevents setuid #! scripts from being +secure. Some sites have disabled setuid #! scripts because of this. + +First let's decide if your kernel supports secure setuid #! scripts. +(If setuid #! scripts would be secure but have been disabled anyway, +don't say that they are secure if asked.) EOM -rp="Do you want to do setuid/setgid emulation?" -. ./myread -case "$ans" in -y*) d_dosuid="$define";; -*) d_dosuid="$undef";; + +val="$undef" +if $test -d /dev/fd; then + echo "#!$ls" >reflect + chmod +x,u+s reflect + ./reflect >flect 2>&1 + if $contains "/dev/fd" flect >/dev/null; then + echo "Congratulations, your kernel has secure setuid scripts!" >&4 + val="$define" + else + $cat <<EOM +If you are not sure if they are secure, I can check but I'll need a +username and password different from the one you are using right now. +If you don't have such a username or don't want me to test, simply +enter 'none'. + +EOM + rp='Other username to test security of setuid scripts with?' + dflt='none' + . ./myread + case "$ans" in + n|none) + case "$d_suidsafe" in + '') echo "I'll assume setuid scripts are *not* secure." >&4 + dflt=n;; + "$undef") + echo "Well, the $hint value is *not* secure." >&4 + dflt=n;; + *) echo "Well, the $hint value *is* secure." >&4 + dflt=y;; + esac + ;; + *) $rm -f reflect flect + echo "#!$ls" >reflect + chmod +x,u+s reflect + echo >flect + chmod a+w flect + echo '"su" will (probably) prompt you for '"$ans's password." + su $ans -c './reflect >flect' + if $contains "/dev/fd" flect >/dev/null; then + echo "Okay, it looks like setuid scripts are secure." >&4 + dflt=y + else + echo "I don't think setuid scripts are secure." >&4 + dflt=n + fi + ;; + esac + rp='Does your kernel have *secure* setuid scripts?' + . ./myread + case "$ans" in + [yY]*) val="$define";; + *) val="$undef";; + esac + fi +else + echo "I don't think setuid scripts are secure (no /dev/fd directory)." >&4 + val="$undef" +fi +set d_suidsafe +eval $setvar + +$rm -f reflect flect + +: now see if they want to do setuid emulation +cat <<EOM + +Some systems have disabled setuid scripts, especially systems where +setuid scripts cannot be secure. On systems where setuid scripts have +been disabled, the setuid/setgid bits on scripts are currently +useless. It is possible for $package to detect those bits and emulate +setuid/setgid in a secure fashion. This emulation will only work if +setuid scripts have been disabled in your kernel. + +EOM +val="$undef" +case "$d_suidsafe" in +"$define") + val="$undef" + echo "No need to emulate SUID scripts since they are secure here." >& 4 + ;; +*) + case "$d_dosuid" in + "$define") dflt=y ;; + *) dflt=n ;; + esac + rp="Do you want to do setuid/setgid emulation?" + . ./myread + case "$ans" in + [yY]*) val="$define";; + *) val="$undef";; + esac + ;; esac +set d_dosuid +eval $setvar + +: see if drem exists +set drem d_drem +eval $inlibc : see if dup2 exists set dup2 d_dup2 @@ -3228,6 +4337,10 @@ eval $inlibc set fcntl d_fcntl eval $inlibc +: see if fgetpos exists +set fgetpos d_fgetpos +eval $inlibc + : see if we can have long filenames echo " " rmlist="$rmlist /tmp/cf$$" @@ -3275,10 +4388,34 @@ $rm -rf /tmp/cf$$ 123456789abcde* set flock d_flock eval $inlibc +: see if fmod exists +set fmod d_fmod +eval $inlibc + +: see if fork exists +set fork d_fork +eval $inlibc + +: see if pathconf exists +set pathconf d_pathconf +eval $inlibc + +: see if fpathconf exists +set fpathconf d_fpathconf +eval $inlibc + +: see if fsetpos exists +set fsetpos d_fsetpos +eval $inlibc + : see if gethostent exists set gethostent d_gethent eval $inlibc +: see if getlogin exists +set getlogin d_getlogin +eval $inlibc + : see if getpgrp exists set getpgrp d_getpgrp eval $inlibc @@ -3287,97 +4424,135 @@ eval $inlibc set getpgrp2 d_getpgrp2 eval $inlibc +: see if getppid exists +set getppid d_getppid +eval $inlibc + : see if getpriority exists set getpriority d_getprior eval $inlibc -: define an alternate in-header-list? function -inhdr='echo " "; td=$define; tu=$undef; yyy=$@; -cont=true; xxf="echo \"<\$1> found.\" >&4"; -case $# in 2) xxnf="echo \"<\$1> NOT found.\" >&4";; -*) xxnf="echo \"<\$1> NOT found, ...\" >&4";; -esac; -case $# in 4) instead=instead;; *) instead="at last";; esac; -while $test "$cont"; do - xxx=`./findhdr $1` - var=$2; eval "was=\$$2"; - if $test "$xxx" && $test -r "$xxx"; - then eval $xxf; - eval "case \"\$$var\" in $undef) . whoa; esac"; eval "$var=\$td"; - cont=""; - else eval $xxnf; - eval "case \"\$$var\" in $define) . whoa; esac"; eval "$var=\$tu"; fi; - set $yyy; shift; shift; yyy=$@; - case $# in 0) cont="";; - 2) xxf="echo \"but I found <\$1> $instead.\" >&4"; - xxnf="echo \"and I did not find <\$1> either.\" >&4";; - *) xxf="echo \"but I found <\$1\> instead.\" >&4"; - xxnf="echo \"there is no <\$1>, ...\" >&4";; - esac; -done; -while $test "$yyy"; -do set $yyy; var=$2; eval "was=\$$2"; - eval "case \"\$$var\" in $define) . whoa; esac"; eval "$var=\$tu"; - set $yyy; shift; shift; yyy=$@; -done' +: see if group exists +set group d_group +eval $inlibc : see if this is a netinet/in.h or sys/in.h system set netinet/in.h i_niin sys/in.h i_sysin eval $inhdr : see if htonl --and friends-- exists -set htonl d_htonl +val='' +set htonl val eval $inlibc + : Maybe they are macros. -case "$d_htonl" in -'define') ;; -*) cat > try.c <<EOM +case "$val" in +$undef) + $cat >htonl.c <<EOM #include <stdio.h> #include <sys/types.h> #$i_niin I_NETINET_IN #$i_sysin I_SYS_IN #ifdef I_NETINET_IN -# include <netinet/in.h> +#include <netinet/in.h> #endif #ifdef I_SYS_IN -# include <sys/in.h> +#include <sys/in.h> +#endif +#ifdef htonl +printf("Defined as a macro."); #endif -int main() -{ - int x; - printf("x = ", htonl(7)); -} EOM - if $cc $ccflags -c try.c >/dev/null 2>&1; then - d_htonl="$define" - echo "But it seems to be defined as a macro." - fi - $rm -f try.* try - ;; + $cppstdin $cppflags $cppminus < htonl.c >htonl.E 2>/dev/null + if $contains 'Defined as a macro' htonl.E >/dev/null 2>&1; then + val="$define" + echo "But it seems to be defined as a macro." >&4 + fi + $rm -f htonl.? + ;; esac +set d_htonl +eval $setvar + +: see which of string.h or strings.h is needed +echo " " +strings=`./findhdr string.h` +if $test "$strings" && $test -r "$strings"; then + echo "Using <string.h> instead of <strings.h>." >&4 + val="$define" +else + val="$undef" + strings=`./findhdr strings.h` + if $test "$strings" && $test -r "$strings"; then + echo "Using <strings.h> instead of <string.h>." >&4 + else + echo "No string header found -- You'll surely have problems." >&4 + fi +fi +set i_string +eval $setvar +case "$i_string" in +"$undef") strings=`./findhdr strings.h`;; +*) strings=`./findhdr string.h`;; +esac + +: index or strchr +echo " " +if set index val -f; eval $csym; $val; then + if set strchr val -f d_strchr; eval $csym; $val; then + if $contains strchr "$strings" >/dev/null 2>&1 ; then + val="$define" + vali="$undef" + echo "strchr() found." >&4 + else + val="$undef" + vali="$define" + echo "index() found." >&4 + fi + else + val="$undef" + vali="$define" + echo "index() found." >&4 + fi +else + if set strchr val -f d_strchr; eval $csym; $val; then + val="$define" + vali="$undef" + echo "strchr() found." >&4 + else + echo "No index() or strchr() found!" >&4 + val="$undef" + vali="$undef" + fi +fi +set d_strchr; eval $setvar +val="$vali" +set d_index; eval $setvar + : Look for isascii echo " " $cat >isascii.c <<'EOCP' #include <stdio.h> #include <ctype.h> main() { - int c = 'A'; + int c = 'A'; if (isascii(c)) - exit(0); + exit(0); else - exit(1); + exit(1); } EOCP -if $cc $cppflags -o isascii isascii.c >/dev/null 2>&1 ; then - echo "isascii() found." - val="$define" +if $cc $ccflags $ldflags -o isascii isascii.c $libs >/dev/null 2>&1 ; then + echo "isascii() found." >&4 + val="$define" else - echo "isascii() NOT found." - val="$undef" + echo "isascii() NOT found." >&4 + val="$undef" fi set d_isascii eval $setvar $rm -f isascii* + : see if killpg exists set killpg d_killpg eval $inlibc @@ -3386,10 +4561,71 @@ eval $inlibc set link d_link eval $inlibc +: see if stdio is really std +echo " " +xxx=`./findhdr stdio.h` +if $contains 'char.*_ptr;' "$xxx" >/dev/null 2>&1 ; then + if $contains '_cnt;' "$xxx" >/dev/null 2>&1 ; then + echo "Your stdio is pretty std." >&4 + val="$define" + else + echo "Your stdio isn't very std." >&4 + val="$undef" + fi +else + echo "Your stdio isn't very std." >&4 + val="$undef" +fi +set d_stdstdio +eval $setvar + +: see if stdio is like that in linux +case "$d_stdstdio" in +"$undef") + echo " " + xxx=`./findhdr stdio.h` + $cppstdin $cppflags $cppminus < "$xxx" > stdio.E + if $contains 'char.*_IO_read_base' stdio.E >/dev/null 2>&1 && \ + $contains '_IO_read_ptr' stdio.E >/dev/null 2>&1 && \ + $contains '_IO_read_end' stdio.E >/dev/null 2>&1 ; then + echo "Your stdio looks like linux." >&4 + val="$define" + else + echo "You don't have linux stdio, either." >&4 + val="$undef" + fi + $rm -f stdio.E + ;; +*) val="$undef" ;; +esac + +set d_linuxstd +eval $setvar + +: see if localeconv exists +set localeconv d_locconv +eval $inlibc + +: see if lockf exists +set lockf d_lockf +eval $inlibc + : see if lstat exists set lstat d_lstat eval $inlibc +: see if mblen exists +set mblen d_mblen +eval $inlibc + +: see if mbstowcs exists +set mbstowcs d_mbstowcs +eval $inlibc + +: see if mbtowc exists +set mbtowc d_mbtowc +eval $inlibc + : see if memcmp exists set memcmp d_memcmp eval $inlibc @@ -3410,6 +4646,14 @@ eval $inlibc set mkdir d_mkdir eval $inlibc +: see if mkfifo exists +set mkfifo d_mkfifo +eval $inlibc + +: see if mktime exists +set mktime d_mktime +eval $inlibc + : see if msgctl exists set msgctl d_msgctl eval $inlibc @@ -3443,43 +4687,56 @@ fi set d_msg eval $setvar +: see if this is a malloc.h system +set malloc.h i_malloc +eval $inhdr + : determine which malloc to compile in -: Old versions had dflt='y' only for bsd or v7. echo " " case "$usemymalloc" in -'') - if bsd || v7; then - dflt='y' - else - dflt='y' - fi - ;; -*) dflt="$usemymalloc" - ;; +''|y*|true) dflt='y' ;; +n*|false) dflt='n' ;; +*) dflt="$usemymalloc" ;; esac rp="Do you wish to attempt to use the malloc that comes with $package?" . ./myread usemymalloc="$ans" case "$ans" in -y*) mallocsrc='malloc.c' - mallocobj='malloc.o' - d_mymalloc="$define" - ;; -*) mallocsrc='' - mallocobj='' - d_mymalloc="$undef" - ;; +y*|true) + usemymalloc='y' + mallocsrc='malloc.c' + mallocobj='malloc.o' + d_mymalloc="$define" + case "$libs" in + *-lmalloc*) + : Remove malloc from list of libraries to use + echo "Removing unneeded -lmalloc from library list" >&4 + set `echo X $libs | $sed -e 's/-lmalloc / /' -e 's/-lmalloc$//'` + shift + libs="$*" + echo "libs = $libs" >&4 + ;; + esac + ;; +*) + usemymalloc='n' + mallocsrc='' + mallocobj='' + d_mymalloc="$undef" + ;; esac : compute the type returned by malloc echo " " case "$malloctype" in '') - if $test `./findhdr malloc.h`; then - echo "#include <malloc.h>" > malloc.c - fi + $cat >malloc.c <<END +#$i_malloc I_MALLOC +#include <stdio.h> +#include <sys/types.h> +#ifdef I_MALLOC #include <malloc.h> - $cat >>malloc.c <<'END' +#endif void *malloc(); END if $cc $ccflags -c malloc.c >/dev/null 2>&1; then @@ -3492,57 +4749,8 @@ END esac echo "Your system wants malloc to return '$malloctype', it would seem." >&4 -socketlib='' -sockethdr='' -: see whether socket exists -echo " " -$echo $n "Hmm... $c" >&4 -if set socket val -f d_socket; eval $csym; $val; then - echo "Looks like you have Berkeley networking support." >&4 - d_socket="$define" - if set setsockopt val -f; eval $csym; $val; then - d_oldsock="$undef" - else - echo "...but it uses the old 4.1c interface, rather than 4.2" >&4 - d_oldsock="$define" - fi -else - if $contains socklib libc.list >/dev/null 2>&1; then - echo "Looks like you have Berkeley networking support." >&4 - d_socket="$define" - : we will have to assume that it supports the 4.2 BSD interface - d_oldsock="$undef" - else - echo "You don't have Berkeley networking in libc.a..." >&4 - if test -f /usr/lib/libnet.a; then - ( (nm $nm_opt /usr/lib/libnet.a | eval $nm_extract) || \ - ar t /usr/lib/libnet.a) 2>/dev/null >> libc.list - if $contains socket libc.list >/dev/null 2>&1; then - echo "...but the Wollongong group seems to have hacked it in." >&4 - socketlib="-lnet" - sockethdr="-I/usr/netinclude" - d_socket="$define" - if $contains setsockopt libc.list >/dev/null 2>&1; then - d_oldsock="$undef" - else - echo "...using the old 4.1c interface, rather than 4.2" >&4 - d_oldsock="$define" - fi - else - echo "or even in libnet.a, which is peculiar." >&4 - d_socket="$undef" - d_oldsock="$undef" - fi - else - echo "or anywhere else I see." >&4 - d_socket="$undef" - d_oldsock="$undef" - fi - fi -fi - -: see if socketpair exists -set socketpair d_sockpair +: see if nice exists +set nice d_nice eval $inlibc : Locate the flags for 'open()' @@ -3595,6 +4803,18 @@ set d_open3 eval $setvar $rm -f open3* +: see if passwd exists +set passwd d_passwd +eval $inlibc + +: see if pause exists +set pause d_pause +eval $inlibc + +: see if pipe exists +set pipe d_pipe +eval $inlibc + : see if this is a pwd system echo " " xxx=`./findhdr pwd.h` @@ -3654,6 +4874,10 @@ eval $inlibc set rewinddir d_rewinddir eval $inlibc +: see if readlink exists +set readlink d_readlink +eval $inlibc + : see if rename exists set rename d_rename eval $inlibc @@ -3676,6 +4900,7 @@ char *b; int len; int off; int align; + bcopy("abcdefghijklmnopqrstuvwxyz0123456789", abc, 36); for (align = 7; align >= 0; align--) { @@ -3693,7 +4918,7 @@ for (align = 7; align >= 0; align--) { exit(0); } EOCP - if $cc foo.c -o safebcpy $ccflags $libs >/dev/null 2>&1 ; then + if $cc foo.c -o safebcpy $ccflags $ldflags $libs >/dev/null 2>&1 ; then if ./safebcpy 2>/dev/null; then echo "Yes, it can." val="$define" @@ -3741,7 +4966,7 @@ for (align = 7; align >= 0; align--) { exit(0); } EOCP - if $cc foo.c -o safemcpy $ccflags $libs >/dev/null 2>&1 ; then + if $cc foo.c -o safemcpy $ccflags $ldflags $libs >/dev/null 2>&1 ; then if ./safemcpy 2>/dev/null; then echo "Yes, it can." val="$define" @@ -3798,17 +5023,18 @@ eval $inlibc set seteuid d_seteuid eval $inlibc +: see if setlinebuf exists +set setlinebuf d_setlinebuf +eval $inlibc + : see if setlocale exists set setlocale d_setlocale eval $inlibc + : see if setpgid exists set setpgid d_setpgid eval $inlibc -: see if setpgrp exists -set setpgrp d_setpgrp -eval $inlibc - : see if setpgrp2 exists set setpgrp2 d_setpgrp2 eval $inlibc @@ -3853,18 +5079,34 @@ eval $inlibc set shmat d_shmat eval $inlibc : see what shmat returns -d_voidshmat="$undef" case "$d_shmat" in -define) - $cppstdin $cppflags $cppminus < $usrinc/sys/shm.h >voidshmat.txt 2>/dev/null - if $contains "void.*shmat" voidshmat.txt >/dev/null 2>&1; then - echo "and shmat returns (void*)" - d_voidshmat="$define" - else - echo "and shmat returns (char*)" - fi - ;; +"$define") + $cat >shmat.c <<'END' +#include <sys/shm.h> +void *shmat(); +END + if $cc $ccflags -c shmat.c >/dev/null 2>&1; then + shmattype='void *' + else + shmattype='char *' + fi + echo "and it returns ($shmattype)." >&4 + : see if a prototype for shmat is available + $cppstdin $cppflags $cppminus < $usrinc/sys/shm.h > shmat.c 2>/dev/null + if $contains 'shmat.*(' shmat.c >/dev/null 2>&1; then + val="$define" + else + val="$undef" + fi + $rm -f shmat.[co] + ;; +*) + val="$undef" + ;; esac +set d_shmatprototype +eval $setvar + : see if shmdt exists set shmdt d_shmdt eval $inlibc @@ -3886,6 +5128,59 @@ fi set d_shm eval $setvar +socketlib='' +sockethdr='' +: see whether socket exists +echo " " +$echo $n "Hmm... $c" >&4 +if set socket val -f d_socket; eval $csym; $val; then + echo "Looks like you have Berkeley networking support." >&4 + d_socket="$define" + if set setsockopt val -f; eval $csym; $val; then + d_oldsock="$undef" + else + echo "...but it uses the old 4.1c interface, rather than 4.2" >&4 + d_oldsock="$define" + fi +else + if $contains socklib libc.list >/dev/null 2>&1; then + echo "Looks like you have Berkeley networking support." >&4 + d_socket="$define" + : we will have to assume that it supports the 4.2 BSD interface + d_oldsock="$undef" + else + echo "You don't have Berkeley networking in libc.a..." >&4 + if test -f /usr/lib/libnet.a; then + ( (nm $nm_opt /usr/lib/libnet.a | eval $nm_extract) || \ + ar t /usr/lib/libnet.a) 2>/dev/null >> libc.list + if $contains socket libc.list >/dev/null 2>&1; then + echo "...but the Wollongong group seems to have hacked it in." >&4 + socketlib="-lnet" + sockethdr="-I/usr/netinclude" + d_socket="$define" + if $contains setsockopt libc.list >/dev/null 2>&1; then + d_oldsock="$undef" + else + echo "...using the old 4.1c interface, rather than 4.2" >&4 + d_oldsock="$define" + fi + else + echo "or even in libnet.a, which is peculiar." >&4 + d_socket="$undef" + d_oldsock="$undef" + fi + else + echo "or anywhere else I see." >&4 + d_socket="$undef" + d_oldsock="$undef" + fi + fi +fi + +: see if socketpair exists +set socketpair d_sockpair +eval $inlibc + : see if stat knows about block sizes echo " " xxx=`./findhdr sys/stat.h` @@ -3904,78 +5199,9 @@ fi set d_statblks eval $setvar -: see if stdio is really std -echo " " -xxx=`./findhdr stdio.h` -if $contains 'char.*_ptr;' "$xxx" >/dev/null 2>&1 ; then - if $contains '_cnt;' "$xxx" >/dev/null 2>&1 ; then - echo "Your stdio is pretty std." >&4 - val="$define" - else - echo "Your stdio isn't very std." >&4 - val="$undef" - fi -else - echo "Your stdio isn't very std." >&4 - val="$undef" -fi -set d_stdstdio -eval $setvar - -: see which of string.h or strings.h is needed -echo " " -strings=`./findhdr string.h` -if $test "$strings" && $test -r "$strings"; then - echo "Using <string.h> instead of <strings.h>." >&4 - val="$define" -else - val="$undef" - strings=`./findhdr strings.h` - if $test "$strings" && $test -r "$strings"; then - echo "Using <strings.h> instead of <string.h>." >&4 - else - echo "No string header found -- You'll surely have problems." >&4 - fi -fi -set i_string -eval $setvar -case "$i_string" in -"$undef") strings=`./findhdr strings.h`;; -*) strings=`./findhdr string.h`;; -esac - -: index or strchr -echo " " -if set index val -f; eval $csym; $val; then - if set strchr val -f d_strchr; eval $csym; $val; then - if $contains strchr "$strings" >/dev/null 2>&1 ; then - val="$define" - vali="$undef" - echo "strchr() found." >&4 - else - val="$undef" - vali="$define" - echo "index() found." >&4 - fi - else - val="$undef" - vali="$define" - echo "index() found." >&4 - fi -else - if set strchr val -f d_strchr; eval $csym; $val; then - val="$define" - vali="$undef" - echo "strchr() found." >&4 - else - echo "No index() or strchr() found!" >&4 - val="$undef" - vali="$undef" - fi -fi -set d_strchr; eval $setvar -val="$vali" -set d_index; eval $setvar +: see if strcoll exists +set strcoll d_strcoll +eval $inlibc : check for structure copying echo " " @@ -4006,7 +5232,7 @@ echo " " if set strerror val -f d_strerror; eval $csym; $val; then echo 'strerror() found.' >&4 d_strerror="$define" - d_strerrm="$undef" + d_strerrm='strerror(e)' if set sys_errlist val -a d_syserrlst; eval $csym; $val; then echo "(You also have sys_errlist[], so we could roll our own strerror.)" d_syserrlst="$define" @@ -4018,7 +5244,7 @@ elif xxx=`./findhdr string.h`; test "$xxx" || xxx=`./findhdr strings.h`; \ $contains '#[ ]*define.*strerror' "$xxx" >/dev/null 2>&1; then echo 'strerror() found in string header.' >&4 d_strerror="$define" - d_strerrm="$undef" + d_strerrm='strerror(e)' if set sys_errlist val -a d_syserrlst; eval $csym; $val; then echo "(Most probably, strerror() uses sys_errlist[] for descriptions.)" d_syserrlst="$define" @@ -4030,14 +5256,18 @@ elif set sys_errlist val -a d_syserrlst; eval $csym; $val; then echo "strerror() not found, but you have sys_errlist[] so we'll use that." >&4 d_strerror="$undef" d_syserrlst="$define" - d_strerrm="$define" + d_strerrm='((e)<0||(e)>=sys_nerr?"unknown":sys_errlist[e])' else echo 'strerror() and sys_errlist[] NOT found.' >&4 d_strerror="$undef" d_syserrlst="$undef" - d_strerrm="$undef" + d_strerrm='"unknown"' fi +: see if strxfrm exists +set strxfrm d_strxfrm +eval $inlibc + : see if symlink exists set symlink d_symlink eval $inlibc @@ -4046,34 +5276,66 @@ eval $inlibc set syscall d_syscall eval $inlibc +: see if sysconf exists +set sysconf d_sysconf +eval $inlibc + : see if system exists set system d_system eval $inlibc +: see if tcgetpgrp exists +set tcgetpgrp d_tcgetpgrp +eval $inlibc + +: see if tcsetpgrp exists +set tcsetpgrp d_tcsetpgrp +eval $inlibc + +: define an is-a-typedef? function +typedef='type=$1; var=$2; def=$3; shift; shift; shift; inclist=$@; +case "$inclist" in +"") inclist="sys/types.h";; +esac; +eval "val=\$$var"; +case "$val" in +"") + $rm -f temp.c; + for inc in $inclist; do + echo "#include <$inc>" >>temp.c; + done; + $cppstdin $cppflags $cppminus < temp.c >temp.E 2>/dev/null; + if $contains $type temp.E >/dev/null 2>&1; then + eval "$var=$type"; + else + eval "$var=$def"; + fi; + $rm -f temp.?;; +*) eval "$var=$val";; +esac' + +: see if this is a sys/times.h system +set sys/times.h i_systimes +eval $inhdr + : see if times exists echo " " if set times val -f d_times; eval $csym; $val; then echo 'times() found.' >&4 d_times="$define" - case "$clocktype" in - '') - if $contains 'clock_t;' `./findhdr sys/types.h` >/dev/null 2>&1 ; then - dflt='clock_t'; - elif $contains 'clock_t;' `./findhdr sys/times.h` >/dev/null 2>&1; then - dflt='clock_t'; - else - dflt='long'; - fi - ;; - *) dflt="$clocktype" - ;; + inc='' + case "$i_systimes" in + "$define") inc='sys/times.h';; esac + set clock_t clocktype long stdio.h sys/types.h $inc + eval $typedef + dflt="$clocktype" echo " " rp="What type is returned by times() on this sytem?" . ./myread clocktype="$ans" else - echo 'times() not found, hope that will do.' >&4 + echo 'times() NOT found, hope that will do.' >&4 d_times="$undef" clocktype='int' fi @@ -4082,6 +5344,22 @@ fi set truncate d_truncate eval $inlibc +: see if tzname[] exists +echo " " +if set tzname val -a d_tzname; eval $csym; $val; then + val="$define" + echo 'tzname[] found.' >&4 +else + val="$undef" + echo 'tzname[] NOT found.' >&4 +fi +set d_tzname +eval $setvar + +: see if umask exists +set umask d_umask +eval $inlibc + : see if we have to deal with yellow pages, now NIS. if $test -d /usr/etc/yp || $test -d /etc/yp; then if $test -f /usr/etc/nibindd; then @@ -4185,8 +5463,8 @@ myhostname=$1 : translate upper to lower if necessary case "$myhostname" in *[A-Z]*) - myhostname=`echo $myhostname | tr '[A-Z]' '[a-z]'` echo "(Normalizing case in your host name)" + myhostname=`echo $myhostname | tr '[A-Z]' '[a-z]'` ;; esac @@ -4213,7 +5491,7 @@ done case "$phostname" in '') ;; *) - case `$phostname` in + case `$phostname | tr '[A-Z]' '[a-z]'` in $myhostname$mydomain|$myhostname) ;; *) case "$phostname" in @@ -4266,24 +5544,104 @@ case "$d_phostname" in '') d_phostname="$undef";; esac +: backward compatibility for d_hvfork +if test X$d_hvfork != X; then + d_vfork="$d_hvfork" + d_hvfork='' +fi : see if there is a vfork -set vfork d_vfork +val='' +set vfork val eval $inlibc -: But do we want to use it. vfork is reportedly unreliable in -: perl in Solaris 2.x, and probably elsewhere. + +: Ok, but do we want to use it. vfork is reportedly unreliable in +: perl on Solaris 2.x, and probably elsewhere. +case "$val" in +$define) + echo " " + case "$usevfork" in + false) dflt='n';; + *) dflt='y';; + esac + rp="Some systems have problems with vfork(). Do you want to use it?" + . ./myread + case "$ans" in + y|Y) ;; + *) + echo "Ok, we won't use vfork()." + val="$undef" + ;; + esac + ;; +esac +set d_vfork +eval $setvar case "$d_vfork" in -define) - dflt='n' - rp="Some systems have problems with vork. Do you want to use it?" - . ./myread - case "$ans" in - y|Y) ;; - *) echo "Ok, we won't use vfork." - d_vfork="$undef" - ;; - esac - ;; +$define) usevfork='true';; +*) usevfork='false';; esac + +: see if this is an sysdir system +set sys/dir.h i_sysdir +eval $inhdr + +: see if this is an sysndir system +set sys/ndir.h i_sysndir +eval $inhdr + +: see if closedir exists +set closedir d_closedir +eval $inlibc + +case "$d_closedir" in +"$define") + echo " " + echo "Checking whether closedir() returns a status..." >&4 + cat > closedir.c <<EOM +#$i_dirent I_DIRENT /**/ +#$i_sysdir I_SYS_DIR /**/ +#$i_sysndir I_SYS_NDIR /**/ + +#if defined(I_DIRENT) +#include <dirent.h> +#if defined(NeXT) && defined(I_SYS_DIR) /* NeXT needs dirent + sys/dir.h */ +#include <sys/dir.h> +#endif +#else +#ifdef I_SYS_NDIR +#include <sys/ndir.h> +#else +#ifdef I_SYS_DIR +#ifdef hp9000s500 +#include <ndir.h> /* may be wrong in the future */ +#else +#include <sys/dir.h> +#endif +#endif +#endif +#endif +int main() { return closedir(opendir(".")); } +EOM + if $cc $ccflags $ldflags -o closedir closedir.c $libs > /dev/null 2>&1; then + if ./closedir > /dev/null 2>&1 ; then + echo "Yes, it does." + val="$undef" + else + echo "No, it doesn't." + val="$define" + fi + else + echo "(I can't seem to compile the test program--assuming it doesn't)" + val="$define" + fi + ;; +*) + val="$undef"; + ;; +esac +set d_void_closedir +eval $setvar +$rm -f closedir* : see if signal is declared as pointer to function returning int or void echo " " xxx=`./findhdr signal.h` @@ -4291,31 +5649,35 @@ $test "$xxx" && $cppstdin $cppminus $cppflags < $xxx >$$.tmp 2>/dev/null if $contains 'int.*\*[ ]*signal' $$.tmp >/dev/null 2>&1 ; then echo "You have int (*signal())() instead of void." >&4 val="$undef" - signal_t="int" elif $contains 'void.*\*[ ]*signal' $$.tmp >/dev/null 2>&1 ; then echo "You have void (*signal())() instead of int." >&4 val="$define" - signal_t="void" elif $contains 'extern[ ]*[(\*]*signal' $$.tmp >/dev/null 2>&1 ; then echo "You have int (*signal())() instead of void." >&4 val="$undef" - signal_t="int" else case "$d_voidsig" in '') echo "I can't determine whether signal handler returns void or int..." >&4 dflt=void - rp="What type does your signal handler returns?" + rp="What type does your signal handler return?" . ./myread case "$ans" in - void) val="$define"; signal_t="void";; - *) val="$undef"; signal_t="int";; + v*) val="$define";; + *) val="$undef";; esac;; - *) echo "As you already told me, signal handler returns $signal_t." >&4;; + "$define") + echo "As you already told me, signal handler returns void." >&4;; + *) + echo "As you already told me, signal handler returns int." >&4;; esac fi set d_voidsig eval $setvar +case "$d_voidsig" in +"$define") signal_t="void";; +*) signal_t="int";; +esac $rm -f $$.tmp : check for volatile keyword @@ -4357,6 +5719,14 @@ eval $inlibc set waitpid d_waitpid eval $inlibc +: see if wcstombs exists +set wcstombs d_wcstombs +eval $inlibc + +: see if wctomb exists +set wctomb d_wctomb +eval $inlibc + : preserve RCS keywords in files with variable substitution, grrr Date='$Date' Id='$Id' @@ -4364,21 +5734,40 @@ Log='$Log' RCSfile='$RCSfile' Revision='$Revision' -: is AFS running? +: check for alignment requirements echo " " -if test -d /afs; then - echo "AFS may be running... I'll be extra cautious then..." >&4 - afs=true -else - echo "AFS does not seem to be running..." >&4 - afs=false -fi +case "$alignbytes" in +'') echo "Checking alignment constraints..." >&4 + $cat >try.c <<'EOCP' +struct foobar { + char foo; + double bar; +} try; +main() +{ + printf("%d\n", (char *)&try.bar - (char *)&try.foo); +} +EOCP + if $cc $ccflags try.c -o try >/dev/null 2>&1; then + dflt=`./try` + else + dflt='8' + echo"(I can't seem to compile the test program...)" + fi + ;; +*) dflt="$alignbytes" + ;; +esac +rp="Doubles must be aligned on a how-many-byte boundary?" +. ./myread +alignbytes="$ans" +$rm -f try.c try : determine where public executables go echo " " case "$bin" in '') - dflt=`./loc . /bin /usr/local/bin /usr/lbin /usr/local /usr/bin` + dflt="$prefix/bin" ;; *) dflt="$bin" @@ -4463,160 +5852,126 @@ rp="What is the order of bytes in a long?" byteorder="$ans" $rm -f try.c try -: see if dlfcn is available -set dlfcn.h i_dlfcn -eval $inhdr -: determine which dynamic loading, if any, to compile in +: how do we catenate cpp tokens here? echo " " -case "$usedl" in -'') case "$i_dlfcn" in - define) dflt='y' ;; - *) dflt='n' ;; - esac - : Does a dl.c file exist for this operating system - $test -f ../ext/dl/dl_${osname}.c && dflt='y' - ;; -define|y|true) dflt='y' - usedl="$define" - ;; -*) dflt='n' - ;; -esac -rp="Do you wish to attempt to use dynamic loading?" -. ./myread -usedl="$ans" -case "$ans" in -y*) usedl="$define" - if $test -f ../ext/dl/dl_${osname}.c ; then - dflt="ext/dl/dl_${osname}.c" - else - dflt='ext/dl/dl.c' - fi - echo "The following dynamic loading files are available:" - cd ..; ls -C ext/dl/dl*.c; cd UU - rp="Source file to use for dynamic loading" - fn="fne~" - . ./getfile - : emulate basename and dirname - xxx=`echo $ans | $sed -e 's@.*/\([^/]*\)$@\1@' -e 's@\.c$@@'` - dlobj=$xxx.o - dlsrc=$xxx.c - dldir=`echo $ans | $sed 's@\(.*\)/[^/]*$@\1@'` - case "$dldir" in - '') dldir="." ;; - *) ;; - esac - if $test -f ../$dldir/$dlsrc; then - usedl="$define" - else - echo "File $dlsrc does not exist -- ignored" - usedl="$undef" - fi - - cat << EOM - -Some systems may require passing special flags to $cc -c to -compile modules that will be used to create a shared library. -To use no flags, say "none". +echo "Checking to see how your cpp does stuff like catenate tokens..." >&4 +$cat >cpp_stuff.c <<'EOCP' +#define RCAT(a,b)a/**/b +#define ACAT(a,b)a ## b +RCAT(Rei,ser) +ACAT(Cir,cus) +EOCP +$cppstdin $cppflags $cppminus < cpp_stuff.c >cpp_stuff.out 2>&1 +if $contains 'Circus' cpp_stuff.out >/dev/null 2>&1; then + echo "Oh! Smells like ANSI's been here." + echo "We can catify or stringify, separately or together!" + cpp_stuff=42 +elif $contains 'Reiser' cpp_stuff.out >/dev/null 2>&1; then + echo "Ah, yes! The good old days!" + echo "However, in the good old days we don't know how to stringify and" + echo "catify at the same time." + cpp_stuff=1 +else + $cat >&4 <<EOM +Hmm, I don't seem to be able to catenate tokens with your cpp. You're going +to have to edit the values of CAT[2-5] in config.h... EOM - case "$cccdlflags" in - ''|' ') case "$osname" in - hpux) dflt='+z' ;; - next) dflt='none' ;; - sunos) dflt='none' ;; - *) dflt='none' ;; - esac - ;; - *) dflt="$cccdlflags" ;; - esac - rp="Any special flags to pass to $cc -c to compile shared library modules?" - . ./myread - case "$ans" in - none) cccdlflags='' ;; - *) cccdlflags="$ans" ;; - esac - - cat << 'EOM' + cpp_stuff="/* Help! How do we handle cpp_stuff? */*/" +fi -Some systems may require passing special flags to ld to -create a shared library. To use no flags, say "none". -EOM - case "$lddlflags" in - ''|' ') case "$osname" in - hpux) dflt='-b' ;; - next) dflt='none' ;; - sunos) dflt='none' ;; - *) dflt='none' ;; - esac - ;; - *) dflt="$lddlflags" ;; - esac - rp="Any special flags to pass to ld to create a shared library?" - . ./myread - case "$ans" in - none) lddlflags='' ;; - *) lddlflags="$ans" ;; - esac +: check for void type +echo " " +$cat >&4 <<EOM +Checking to see how well your C compiler groks the void type... - cat <<EOM + Support flag bits are: + 1: basic void declarations. + 2: arrays of pointers to functions returning void. + 4: operations between pointers to and addresses of void functions. + 8: generic void pointers. -Some systems may require passing special flags to $cc to indicate that -dynamic linking will be used. To use no flags, say "none". EOM - case "$ccdlflags" in - ''|' ') - case "$osname" in - hpux) dflt='none' ;; - next) dflt='none' ;; - sunos) dflt='none' ;; - *) dflt='none' ;; - esac - ;; - *) dflt="$ccdlflags" - ;; - esac - rp="Any special flags to pass to $cc to use dynamic loading?" - . ./myread - case "$ans" in - none) ccdlflags='' ;; - *) ccdlflags="$ans" ;; - esac - cat <<EOM - -Some systems may require using a special suffix for shared libraries. -To create the shared library for POSIX, for example, you may need to -actually build the file POSIX.so. +case "$voidflags" in +'') + $cat >try.c <<'EOCP' +#if TRY & 1 +void main() { +#else +main() { +#endif + extern void moo(); /* function returning void */ + void (*goo)(); /* ptr to func returning void */ +#if TRY & 8 + void *hue; /* generic ptr */ +#endif +#if TRY & 2 + void (*foo[10])(); +#endif -EOM - case "$shlibsuffix" in - '') - case "$osname" in - hpux) dflt='.sl' ;; - next) dflt='.so' ;; - sunos) dflt='.so' ;; - *) dflt='.so' ;; - esac - ;; - *) dflt="$shlibsuffix" - ;; - esac - rp="What is the suffix used for shared libraries?" - . ./myread - case "$ans" in - none) shlibsuffix='' ;; - *) shlibsuffix="$ans" ;; - esac - ;; -*) usedl="$undef" - : These are currently not used. - dlsrc='' - dlobj='' - dldir='' - lddlflags='' - ccdlflags='' - shlibsuffix='.o' - ;; +#if TRY & 4 + if(goo == moo) { + exit(0); + } +#endif + exit(0); +} +EOCP + if $cc -c -DTRY=$defvoidused try.c >.out 2>&1 ; then + voidflags=$defvoidused + echo "It appears to support void to the level $package wants ($defvoidused)." + if $contains warning .out >/dev/null 2>&1; then + echo "However, you might get some warnings that look like this:" + $cat .out + fi + else +echo "Hmm, your compiler has some difficulty with void. Checking further..." >&4 + if $cc -c -DTRY=1 try.c >/dev/null 2>&1 ; then + echo "It supports 1..." + if $cc -c -DTRY=3 try.c >/dev/null 2>&1 ; then + echo "It also supports 2..." + if $cc -c -DTRY=7 try.c >/dev/null 2>&1 ; then + voidflags=7 + echo "And it supports 4 but not 8 definitely." + else + echo "It doesn't support 4..." + if $cc -c -DTRY=11 try.c >/dev/null 2>&1 ; then + voidflags=11 + echo "But it supports 8." + else + voidflags=3 + echo "Neither does it support 8." + fi + fi + else + echo "It does not support 2..." + if $cc -c -DTRY=13 try.c >/dev/null 2>&1 ; then + voidflags=13 + echo "But it supports 4 and 8." + else + if $cc -c -DTRY=5 try.c >/dev/null 2>&1 ; then + voidflags=5 + echo "And it supports 4 but has not heard about 8." + else + echo "However it supports 8 but not 4." + fi + fi + fi + else + echo "There is no support at all for void." + voidflags=0 + fi + fi esac +dflt="$voidflags"; +rp="Your void support flags add up to what?" +. ./myread +voidflags="$ans" +$rm -f try.* .out + +: see if this is a db.h system +set db.h i_db +eval $inhdr + : see if we have the old dbm set dbm.h i_dbm eval $inhdr @@ -4629,185 +5984,192 @@ eval $inhdr set gdbm.h i_gdbm eval $inhdr -: see if sdbm.h is wanted echo " " -echo "$package includes an implementation of sdbm in ext/dbm/sdbm." -case "$i_sdbm" in - ''|' ') val="$define" ;; - *) val="$i_sdbm" ;; -esac -set i_sdbm -eval $setvar -case "$extensions" in -' '|'') echo "Looking for extensions..." - case "$find" in - *find*) - cd .. - extensions=`$find ext -type f -name \*.xs -print` - set X $extensions - shift - extensions="$*" - cd UU - ;; - *) extensions='ext/dbm/NDBM_File.xs ext/dbm/ODBM_File.xs ext/dbm/GDBM_File.xs ext/dbm/SDBM_File.xs ext/posix/POSIX.xs' - ;; - esac - ;; -none) extensions='' ;; -*) ;; -esac +echo "Looking for extensions..." >&4 +cd ../ext +known_extensions='' +for xxx in * ; do + if $test -f $xxx/$xxx.xs; then + known_extensions="$known_extensions $xxx" + fi +done +set X $known_extensions +shift +known_extensions="$*" +cd ../UU + : Now see which are supported on this system. -dflt="" -for xxx in $extensions ; do +avail_ext='' +for xxx in $known_extensions ; do case "$xxx" in - *ODBM*) case "$i_dbm" in - define) dflt="$dflt $xxx" ;; - *) ;; + DB_File) case "$i_db" in + $define) avail_ext="$avail_ext $xxx" ;; + esac + ;; + GDBM_File) case "$i_gdbm" in + $define) avail_ext="$avail_ext $xxx" ;; + esac + ;; + NDBM_File) case "$i_ndbm" in + $define) avail_ext="$avail_ext $xxx" ;; esac ;; - *NDBM*) case "$i_ndbm" in - define) dflt="$dflt $xxx" ;; - *) ;; + ODBM_File) case "$i_dbm" in + $define) avail_ext="$avail_ext $xxx" ;; esac ;; - *GDBM*) case "$i_gdbm" in - define) dflt="$dflt $xxx" ;; - *) ;; + POSIX) case "$useposix" in + true|define|y) avail_ext="$avail_ext $xxx" ;; esac ;; - *SDBM*) case "$i_sdbm" in - define) dflt="$dflt $xxx" ;; - *) ;; + Socket) case "$d_socket" in + $define) avail_ext="$avail_ext $xxx" ;; esac ;; - *) dflt="$dflt $xxx" + *) avail_ext="$avail_ext $xxx" ;; esac done -rp="What extensions do you wish to include?" +set X $avail_ext +shift +avail_ext="$*" + +case $usedl in +$define) + $cat <<EOM +A number of extensions are supplied with $package. You may choose to +compile these extensions for dynamic loading (the default), compile +them into the $package executable (static loading), or not include +them at all. Answer "none" to include no extensions. + +EOM + case "$dynamic_ext" in + ''|' ') dflt="$avail_ext" ;; + *) dflt="$dynamic_ext" ;; + esac + case "$dflt" in + '') dflt=none;; + esac + rp="What extensions do you wish to load dynamically?" + . ./myread + case "$ans" in + none) dynamic_ext='' ;; + *) dynamic_ext="$ans" ;; + esac + + case "$static_ext" in + ''|' ') + : Exclude those already listed in dynamic linking + dflt='' + for xxx in $avail_ext; do + case " $dynamic_ext " in + *" $xxx "*) ;; + *) dflt="$dflt $xxx" ;; + esac + done + set X $dflt + shift + dflt="$*" + ;; + *) dflt="$static_ext" + ;; + esac + + case "$dflt" in + '') dflt=none;; + esac + rp="What extensions do you wish to load statically?" + . ./myread + case "$ans" in + none) static_ext='' ;; + *) static_ext="$ans" ;; + esac + ;; +*) + $cat <<EOM +A number of extensions are supplied with $package. Answer "none" +to include no extensions. + +EOM + case "$static_ext" in + ''|' ') dflt="$avail_ext" ;; + *) dflt="$static_ext" ;; + esac + + case "$dflt" in + '') dflt=none;; + esac + rp="What extensions do you wish to include?" + . ./myread + case "$ans" in + none) static_ext='' ;; + *) static_ext="$ans" ;; + esac + ;; +esac + +set X $dynamic_ext $static_ext +shift +extensions="$*" + +: see what type file positions are declared as in the library +set fpos_t fpostype long stdio.h sys/types.h +eval $typedef +echo " " +dflt="$fpostype" +rp="What is the type for file position used by fsetpos()?" . ./myread -extensions="$ans" +fpostype="$ans" : see what type gids are declared as in the kernel +set gid_t gidtype xxx stdio.h sys/types.h +eval $typedef case "$gidtype" in -'') - if $contains 'gid_t;' `./findhdr sys/types.h` >/dev/null 2>&1 ; then - dflt='gid_t'; - else - xxx=`./findhdr sys/user.h` - set `grep 'groups\[NGROUPS\];' "$xxx" 2>/dev/null` unsigned short - case $1 in - unsigned) dflt="$1 $2" ;; - *) dflt="$1" ;; - esac - fi +xxx) + xxx=`./findhdr sys/user.h` + set `grep 'groups\[NGROUPS\];' "$xxx" 2>/dev/null` unsigned short + case $1 in + unsigned) dflt="$1 $2" ;; + *) dflt="$1" ;; + esac ;; -*) dflt="$gidtype";; +*) dflt="$gidtype";; esac echo " " rp="What is the type for group ids returned by getgid()?" . ./myread -val="$ans" -set gidtype -eval $setvar +gidtype="$ans" + : see if getgroups exists set getgroups d_getgrps eval $inlibc +: Find type of 2nd arg to getgroups +echo " " case "$d_getgrps" in 'define') - case "$groupstype" in + case "$groupstype" in '') dflt="$gidtype" ;; *) dflt="$groupstype" ;; - esac - echo " " - $cat <<EOM + esac + $cat <<EOM What is the type of the second argument to getgroups()? Usually this is the same as group ids, $gidtype, but not always. -EOM - rp="What type is the second arguement to getgroups()?" - . ./myread - val="$ans" - ;; -*) val="$gidtype";; -esac -set groupstype -eval $setvar -: determine where private executables go -case "$privlib" in -'') - dflt=/usr/lib/$package - $test -d /usr/local/lib && dflt=/usr/local/lib/$package - $test -d /local/lib && dflt=/local/lib/$package - ;; -*) dflt="$privlib" - ;; -esac -$cat <<EOM - -There are some auxiliary files for $package that need to be put into a -private library directory that is accessible by everyone. - -EOM -fn=d~+ -rp='Pathname where private library files will reside?' -. ./getfile -privlib="$ans" -privlibexp="$ansexp" -if $afs; then - $cat <<EOM - -Since you are running AFS, I need to distinguish the directory in which -private files reside from the directory in which they are installed (and from -which they are presumably copied to the former directory by occult means). EOM - case "$installprivlib" in - '') dflt=`echo $privlibexp | sed 's#^/afs/#/afs/.#'`;; - *) dflt="$installprivlib";; - esac - fn=de~ - rp='Where will private files be installed?' - . ./getfile - installprivlib="$ans" -else - installprivlib="$privlibexp" -fi - -: determine where public libraries go -case "$lib" in -'') dflt=`./loc . "." /usr/local/lib /usr/lib /lib`;; -*) dflt="$lib";; + rp='What type is the second argument to getgroups()?' + . ./myread + groupstype="$ans" + ;; +*) groupstype="$gidtype";; esac -echo " " -fn=d~ -rp='Where do you want to put the public libraries?' -. ./getfile -lib="$ans" -libexp="$ansexp" -: determine whether symbolic links are supported -$touch blurfl -if $ln -s blurfl sym > /dev/null 2>&1 ; then - lns="$ln -s" -else - lns="$ln" -fi -rm -f blurfl sym : see what type lseek is declared as in the kernel -case "$lseektype" in -'') - if $contains 'off_t;' `./findhdr sys/types.h` >/dev/null 2>&1 ; then - dflt='off_t'; - else - dflt='long'; - fi - ;; -*) dflt="$lseektype" - ;; -esac +set off_t lseektype long stdio.h sys/types.h +eval $typedef echo " " +dflt="$lseektype" rp="What type is lseek's offset on this system declared as?" . ./myread lseektype="$ans" @@ -4827,11 +6189,12 @@ esac echo "If you don't want the manual sources installed, answer 'none'." case "$mansrc" in '') - lookpath='/usr/local/man/man1 /usr/local/man/man1 /usr/man/manl' + lookpath="$prefix/man/man1 $prefix/man/u_man/man1 $prefix/man/l_man/man1" + lookpath="$lookpath /usr/local/man/man1 /usr/local/man/man1 /usr/man/manl" lookpath="$lookpath /usr/man/local/man1 /usr/man/l_man/man1" lookpath="$lookpath /usr/local/man/u_man/man1 /usr/local/man/l_man/man1" lookpath="$lookpath /usr/man/man.L" - mansrc=`./loc . $lookpath` + mansrc=`./loc . $prefix/man/man1 $lookpath` if $test -d "$mansrc"; then dflt="$mansrc" else @@ -4880,34 +6243,14 @@ case "$mansrc" in *) manext=1;; esac -: check for alignment requirements +: see what type is used for mode_t +set mode_t modetype int stdio.h sys/types.h +eval $typedef +dflt="$modetype" echo " " -case "$memalignbytes" in -'') echo "Checking alignment constraints..." >&4 - $cat >try.c <<'EOCP' -struct foobar { - char foo; - double bar; -} try; -main() -{ - printf("%d\n", (char *)&try.bar - (char *)&try.foo); -} -EOCP - if $cc $ccflags try.c -o try >/dev/null 2>&1; then - dflt=`./try` - else - dflt='8' - echo"(I can't seem to compile the test program...)" - fi - ;; -*) dflt="$memalignbytes" - ;; -esac -rp="Doubles must be aligned on a how-many-byte boundary?" +rp="What type is used for file modes?" . ./myread -memalignbytes="$ans" -$rm -f try.c try +modetype="$ans" : Cruising for prototypes echo " " @@ -4916,7 +6259,7 @@ $cat >prototype.c <<'EOCP' main(int argc, char *argv[]) { exit(0);} EOCP -if $cc -c prototype.c >prototype.out 2>&1 ; then +if $cc $ccflags -c prototype.c >prototype.out 2>&1 ; then echo "Your C compiler appears to support function prototypes." val="$define" else @@ -4927,34 +6270,6 @@ set prototype eval $setvar $rm -f prototype* -: check for length of pointer -echo " " -case "$ptrsize" in -'') - echo "Checking to see how big your pointers are..." >&4 - $cat >try.c <<'EOCP' -#include <stdio.h> -main() -{ - printf("%d\n", sizeof(char *)); -} -EOCP - if $cc $ccflags try.c -o try >/dev/null 2>&1 ; then - dflt=`./try` - else - dflt='4' - echo "(I can't seem to compile the test program. Guessing...)" - fi - ;; -*) - dflt="$ptrsize" - ;; -esac -rp="What is the size of a pointer (in bytes)?" -. ./myread -ptrsize="$ans" -$rm -f try.c try - : check for size of random number generator echo " " case "$randbits" in @@ -4996,30 +6311,33 @@ $rm -f try.c try : see if ar generates random libraries by itself echo " " echo "Checking how to generate random libraries on your machine..." >&4 -$cat >a.c <<EOP -f() { exit(0); } +echo 'int bar1() { return bar2(); }' > bar1.c +echo 'int bar2() { return 2; }' > bar2.c +$cat > foo.c <<'EOP' +main() { printf("%d\n", bar1()); exit(0); } EOP -cc -c a.c >/dev/null 2>&1 -ar rc ran.a a.o >/dev/null 2>&1 -$cat >b.c <<EOP -main() { f(); } -EOP -cp ran.a lib.a -if ar ts ran.a >/dev/null 2>&1; then - if $cc -o b b.c lib.a >/dev/null 2>&1; then - echo "ar appears to generate random libraries itself." - orderlib=false - ranlib=":" - else +$cc $ccflags -c bar1.c >/dev/null 2>&1 +$cc $ccflags -c bar2.c >/dev/null 2>&1 +$cc $ccflags -c foo.c >/dev/null 2>&1 +ar rc bar.a bar2.o bar1.o >/dev/null 2>&1 +if $cc $ccflags $ldflags -o foobar foo.o bar.a $libs > /dev/null 2>&1 && + ./foobar >/dev/null 2>&1; then + echo "ar appears to generate random libraries itself." + orderlib=false + ranlib=":" +elif ar ts bar.a >/dev/null 2>&1 && + $cc $ccflags $ldflags -o foobar foo.o bar.a $libs > /dev/null 2>&1 && + ./foobar >/dev/null 2>&1; then echo "a table of contents needs to be added with 'ar ts'." orderlib=false ranlib="ar ts" - fi else if $test -f /usr/bin/ranlib; then ranlib=/usr/bin/ranlib elif $test -f /bin/ranlib; then ranlib=/bin/ranlib + elif $test -f /usr/local/bin/ranlib; then + ranlib=/usr/local/bin/ranlib fi if $test -n "$ranlib"; then @@ -5032,9 +6350,9 @@ else ranlib=":" fi fi -$rm -f a.* b.c b.o b ran.a lib.a +$rm -f foo* bar* -: determine where public executables go +: determine where public executable scripts go case "$scriptdir" in '') dflt="$bin" @@ -5042,6 +6360,7 @@ case "$scriptdir" in $test -d /usr/share/scripts && dflt=/usr/share/scripts $test -d /usr/share/bin && dflt=/usr/share/bin $test -d /usr/local/script && dflt=/usr/local/script + $test -d $prefix/script && dflt=$prefix/script ;; *) dflt="$scriptdir" ;; @@ -5079,6 +6398,236 @@ else installscript="$scriptdirexp" fi +: see if sys/select.h has to be included +set sys/select.h i_sysselct +eval $inhdr + +: see if we should include time.h, sys/time.h, or both +echo " " +echo "Testing to see if we should include <time.h>, <sys/time.h> or both." >&4 +$echo $n "I'm now running the test program...$c" +$cat >try.c <<'EOCP' +#include <sys/types.h> +#ifdef I_TIME +#include <time.h> +#endif +#ifdef I_SYSTIME +#ifdef SYSTIMEKERNEL +#define KERNEL +#endif +#include <sys/time.h> +#endif +#ifdef I_SYSSELECT +#include <sys/select.h> +#endif +main() +{ + struct tm foo; +#ifdef S_TIMEVAL + struct timeval bar; +#endif +#ifdef S_TIMEZONE + struct timezone tzp; +#endif + if (foo.tm_sec == foo.tm_sec) + exit(0); +#ifdef S_TIMEVAL + if (bar.tv_sec == bar.tv_sec) + exit(0); +#endif + exit(1); +} +EOCP +flags='' +s_timezone='' +sysselect='' +for s_timeval in '-DS_TIMEVAL' ''; do +for i_systimek in '' '-DSYSTIMEKERNEL'; do +for i_time in '' '-DI_TIME'; do +for i_systime in '-DI_SYSTIME' ''; do + case "$flags" in + '') $echo $n ".$c" + if $cc $ccflags \ + $i_time $i_systime $i_systimek $sysselect $s_timeval $s_timezone \ + try.c -o try >/dev/null 2>&1 ; then + set X $i_time $i_systime $i_systimek $sysselect $s_timeval + shift + flags="$*" + echo " " + $echo $n "Succeeded with $flags$c" + fi + ;; + esac +done +done +done +done +timeincl='' +echo " " +case "$flags" in +*SYSTIMEKERNEL*) i_systimek="$define" + timeincl=`./findhdr sys/time.h` + echo "We'll include <sys/time.h> with KERNEL defined." >&4;; +*) i_systimek="$undef";; +esac +case "$flags" in +*I_TIME*) i_time="$define" + timeincl=`./findhdr time.h`" $timeincl" + echo "We'll include <time.h>." >&4;; +*) i_time="$undef";; +esac +case "$flags" in +*I_SYSTIME*) i_systime="$define" + timeincl=`./findhdr sys/time.h`" $timeincl" + echo "We'll include <sys/time.h>." >&4;; +*) i_systime="$undef";; +esac +$rm -f try.c try + +: check for fd_set items +$cat <<EOM + +Checking to see how well your C compiler handles fd_set and friends ... +EOM +$cat >fd_set.c <<EOCP +#$i_systime I_SYS_TIME +#$i_sysselct I_SYS_SELECT +#$d_socket HAS_SOCKET +#include <sys/types.h> +#ifdef HAS_SOCKET +#include <sys/socket.h> /* Might include <sys/bsdtypes.h> */ +#endif +#ifdef I_SYS_TIME +#include <sys/time.h> +#else +#ifdef I_SYS_SELECT +#include <sys/select.h> +#endif +#endif +main() { + fd_set fds; + +#ifdef TRYBITS + if(fds.fds_bits); +#endif + +#if defined(FD_SET) && defined(FD_CLR) && defined(FD_ISSET) && defined(FD_ZERO) + exit(0); +#else + exit(1); +#endif +} +EOCP +if $cc $ccflags -DTRYBITS fd_set.c -o fd_set >fd_set.out 2>&1 ; then + d_fds_bits="$define" + d_fd_set="$define" + echo "Well, your system knows about the normal fd_set typedef..." >&4 + if ./fd_set; then + echo "and you have the normal fd_set macros (just as I'd expect)." >&4 + d_fd_macros="$define" + else + $cat >&4 <<'EOM' +but not the normal fd_set macros! Gaaack! I'll have to cover for you. +EOM + d_fd_macros="$undef" + fi +else + $cat <<'EOM' +Hmm, your compiler has some difficulty with fd_set. Checking further... +EOM + if $cc $ccflags fd_set.c -o fd_set >fd_set.out 2>&1 ; then + d_fds_bits="$undef" + d_fd_set="$define" + echo "Well, your system has some sort of fd_set available..." >&4 + if ./fd_set; then + echo "and you have the normal fd_set macros." >&4 + d_fd_macros="$define" + else + $cat <<'EOM' +but not the normal fd_set macros! Gross! More work for me... +EOM + d_fd_macros="$undef" + fi + else + echo "Well, you got zip. That's OK, I can roll my own fd_set stuff." >&4 + d_fd_set="$undef" + d_fds_bits="$undef" + d_fd_macros="$undef" + fi +fi +$rm -f fd_set* + + +: check for type of arguments to select. This will only really +: work if the system supports prototypes and provides one for +: select. +case "$d_select" in +$define) + : Make initial guess + case "$selecttype" in + ''|' ') + case "$d_fd_set" in + $define) xxx='fd_set *' ;; + *) xxx='int *' ;; + esac + ;; + *) xxx="$selecttype" + ;; + esac + : backup guess + case "$xxx" in + 'fd_set *') yyy='int *' ;; + 'int *') yyy='fd_set *' ;; + esac + + $cat <<EOM + +Checking to see what type of arguments are expected by select(). +EOM + $cat >try.c <<EOCP +#$i_systime I_SYS_TIME +#$i_sysselct I_SYS_SELECT +#$d_socket HAS_SOCKET +#include <sys/types.h> +#ifdef HAS_SOCKET +#include <sys/socket.h> /* Might include <sys/bsdtypes.h> */ +#endif +#ifdef I_SYS_TIME +#include <sys/time.h> +#else +#ifdef I_SYS_SELECT +#include <sys/select.h> +#endif +#endif +main() +{ + int width; + Select_fd_set_t readfds; + Select_fd_set_t writefds; + Select_fd_set_t exceptfds; + struct timeval timeout; + select(width, readfds, writefds, exceptfds, &timeout); + exit(0); +} +EOCP + if $cc $ccflags -c -DSelect_fd_set_t="$xxx" try.c >/dev/null 2>&1 ; then + selecttype="$xxx" + echo "Your system uses $xxx for the arguments to select." >&4 + elif $cc $ccflags -c -DSelect_fd_set_t="$yyy" try.c >/dev/null 2>&1 ; then + selecttype="$yyy" + echo "Your system uses $yyy for the arguments to select." >&4 + else + rp='What is the type for the 2nd, 3rd, and 4th arguments to select?' + dflt="$xxx" + . ./myread + selecttype="$ans" + fi + $rm -f try.[co] + ;; +*) selecttype = 'int *' + ;; +esac + : generate list of signal names echo " " case "$sig_name" in @@ -5122,18 +6671,68 @@ END { ;; esac echo "The following signals are available:" -echo $sig_name | - $awk 'BEGIN { linelen = 0 } - { for (i = 1; i < NF; i++) - { - name = "SIG" $i " " - linelen = linelen + length(name) - if (linelen > 70) - { - printf "\n" - linelen = length(name) +echo " " +echo $sig_name | $awk \ +'BEGIN { linelen = 0 } +{ + for (i = 1; i < NF; i++) { + name = "SIG" $i " " + linelen = linelen + length(name) + if (linelen > 70) { + printf "\n" + linelen = length(name) } - printf "%s", name } }' + printf "%s", name + } +}' +echo " " + +: see what type is used for size_t +set size_t sizetype 'unsigned int' stdio.h sys/types.h +eval $typedef +dflt="$sizetype" +echo " " +rp="What type is used for the length parameter for string functions?" +. ./myread +sizetype="$ans" + +: see what type is used for signed size_t +set ssize_t ssizetype int stdio.h sys/types.h +eval $typedef +dflt="$ssizetype" +$cat > ssize.c <<EOM +#include <stdio.h> +#include <sys/types.h> +#define Size_t $sizetype +#define SSize_t $dflt +main() +{ + if (sizeof(Size_t) == sizeof(SSize_t)) + printf("$dflt\n"); + else if (sizeof(Size_t) == sizeof(int)) + printf("int\n"); + else + printf("long\n"); +} +EOM +echo " " +if $cc $ccflags $ldflags -o ssize ssize.c $libs > /dev/null 2>&1 ; then + ssizetype=`./ssize` + echo "I'll be using $ssizetype for functions returning a byte count." >&4 +else + echo "(I can't compile the test program--please enlighten me!)" + $cat <<EOM + +I need a type that is the same size as $sizetype, but is guaranteed to +be signed. Common values are int and long. + +EOM + rp="What signed type is the same size as $sizetype?" + . ./myread + ssizetype="$ans" +fi +$rm -f ssize ssize.[co] + : see what type of char stdio uses. echo " " if $contains 'unsigned.*char.*_ptr;' `./findhdr stdio.h` >/dev/null 2>&1 ; then @@ -5146,142 +6745,44 @@ fi : see if time exists echo " " -if set time val -f d_time; eval $csym; $val; then +if set time tval -f d_time; eval $csym; $tval; then echo 'time() found.' >&4 - val="$define" - case "$timetype" in - '') - if $contains 'time_t;' `./findhdr sys/types.h` >/dev/null 2>&1 ; then - dflt='time_t'; - else - dflt='long'; - fi - ;; - *) dflt="$timetype" - ;; - esac + tval="$define" + set time_t timetype long stdio.h sys/types.h + eval $typedef + dflt="$timetype" echo " " rp="What type is returned by time() on this sytem?" . ./myread timetype="$ans" else echo 'time() not found, hope that will do.' >&4 - val="$undef" + tval="$undef" timetype='int'; fi +val=$tval set d_time eval $setvar : see what type uids are declared as in the kernel +set uid_t uidtype xxx stdio.h sys/types.h +eval $typedef case "$uidtype" in -'') - if $contains 'uid_t;' `./findhdr sys/types.h` >/dev/null 2>&1 ; then - dflt='uid_t'; - else - xxx=`./findhdr sys/user.h` - set `grep '_ruid;' "$xxx" 2>/dev/null` unsigned short - case $1 in - unsigned) dflt="$1 $2" ;; - *) dflt="$1" ;; - esac - fi +xxx) + xxx=`./findhdr sys/user.h` + set `grep '_ruid;' "$xxx" 2>/dev/null` unsigned short + case $1 in + unsigned) dflt="$1 $2" ;; + *) dflt="$1" ;; + esac ;; -*) dflt="$uidtype";; +*) dflt="$uidtype";; esac echo " " -rp="What type are user ids on this system declared as?" +rp="What is the type for user ids returned by getuid()?" . ./myread uidtype="$ans" -: check for void type -echo " " -$cat >&4 <<EOM -Checking to see how well your C compiler groks the void type... - - Support flag bits are: - 1: basic void declarations. - 2: arrays of pointers to functions returning void. - 4: operations between pointers to and addresses of void functions. - 8: generic void pointers. - -EOM -case "$voidflags" in -'') - $cat >try.c <<'EOCP' -#if TRY & 1 -void main() { -#else -main() { -#endif - extern void moo(); /* function returning void */ - void (*goo)(); /* ptr to func returning void */ -#if TRY & 8 - void *hue; /* generic ptr */ -#endif -#if TRY & 2 - void (*foo[10])(); -#endif - -#if TRY & 4 - if(goo == moo) { - exit(0); - } -#endif - exit(0); -} -EOCP - if $cc -c -DTRY=$defvoidused try.c >.out 2>&1 ; then - voidflags=$defvoidused - echo "It appears to support void to the level $package wants ($defvoidused)." - if $contains warning .out >/dev/null 2>&1; then - echo "However, you might get some warnings that look like this:" - $cat .out - fi - else -echo "Hmm, your compiler has some difficulty with void. Checking further..." >&4 - if $cc -c -DTRY=1 try.c >/dev/null 2>&1 ; then - echo "It supports 1..." - if $cc -c -DTRY=3 try.c >/dev/null 2>&1 ; then - echo "It also supports 2..." - if $cc -c -DTRY=7 try.c >/dev/null 2>&1 ; then - voidflags=7 - echo "And it supports 4 but not 8 definitely." - else - echo "It doesn't support 4..." - if $cc -c -DTRY=11 try.c >/dev/null 2>&1 ; then - voidflags=11 - echo "But it supports 8." - else - voidflags=3 - echo "Neither does it support 8." - fi - fi - else - echo "It does not support 2..." - if $cc -c -DTRY=13 try.c >/dev/null 2>&1 ; then - voidflags=13 - echo "But it supports 4 and 8." - else - if $cc -c -DTRY=5 try.c >/dev/null 2>&1 ; then - voidflags=5 - echo "And it supports 4 but has not heard about 8." - else - echo "However it supports 8 but not 4." - fi - fi - fi - else - echo "There is no support at all for void." - voidflags=0 - fi - fi -esac -dflt="$voidflags"; -rp="Your void support flags add up to what?" -. ./myread -voidflags="$ans" -$rm -f try.* .out - : determine compiler compiler case "$yacc" in '') @@ -5290,18 +6791,15 @@ case "$yacc" in dflt="$yacc";; esac echo " " -rp="yacc" +comp='yacc' if $test -f "$byacc"; then dflt="$byacc" - rp="byacc or $rp" + comp="byacc or $comp" fi if $test -f "$bison"; then - rp="$rp or bison -y" + comp="$comp or bison -y" fi -$cat <<EOM -$package no longer requires a compiler compiler, so the following is optional. -EOM -rp="Which compiler compiler ($rp) shall I use?" +rp="Which compiler compiler ($comp) shall I use?" . ./myread yacc="$ans" case "$yacc" in @@ -5373,94 +6871,66 @@ eval $setvar set grp.h i_grp eval $inhdr +: see if this is a math.h system +set math.h i_math +eval $inhdr + : see if memory.h is available. -set memory.h i_memory +val='' +set memory.h val eval $inhdr + : See if it conflicts with string.h -case "$i_memory" in -define) - case "$strings" in - '') ;; - *) $cppstdin $cppflags $cppminus < $strings > mem.h - if $contains 'memcpy' mem.h >/dev/null 2>&1; then - echo "We won't be including <memory.h>" - i_memory="$undef" - fi - rm -f mem.h - ;; - esac +case "$val" in +$define) + case "$strings" in + '') ;; + *) + $cppstdin $cppflags $cppminus < $strings > mem.h + if $contains 'memcpy' mem.h >/dev/null 2>&1; then + echo " " + echo "We won't be including <memory.h>." + val="$undef" + fi + $rm -f mem.h + ;; + esac esac -: see if there are directory access routines out there -echo " " -if $test `./findhdr ndir.h` && \ - ( $test -r /usr/lib/libndir.a || $test -r /usr/local/lib/libndir.a ); then - echo "Ndir library found." >&4 - if $test -r /usr/lib/libndir.a; then - ndirlib='-lndir' - else - ndirlib="/usr/local/lib/libndir.a" - fi - i_ndir="$define" - d_usendir="$undef" - ndirc='' - ndiro='' -else - ndirlib='' - i_ndir="$undef" - if set readdir val -f; eval $csym; $val; then - echo "No ndir library found, but you have readdir() so we'll use that." >&4 - d_usendir="$undef" - ndirc='' - ndiro='' - else - echo "No ndir library found--using ./ndir.c." >&4 - d_usendir="$define" - ndirc='ndir.c' - ndiro='ndir.o' - fi -fi +set i_memory +eval $setvar : see if net/errno.h is available -set net/errno.h i_neterrno +val='' +set net/errno.h val eval $inhdr + : Unfortunately, it causes problems on some systems. Arrgh. -case '$i_neterrno' in -'define') echo "<net/errno.h> found." - cat > try.c <<'EOM' +case "$val" in +$define) + cat > try.c <<'EOM' #include <stdio.h> #include <errno.h> #include <net/errno.h> int func() { -int x; -x = ENOTSOCK; -return x; + return ENOTSOCK; } EOM - if $cc $ccflags -c try.c >/dev/null 2>&1; then - i_neterrno="$define" - else - echo "But it causes problems, so we won't include it" - i_neterrno="$undef" - fi - $rm -f try.* try - ;; + if $cc $ccflags -c try.c >/dev/null 2>&1; then + echo "We'll be including <net/errno.h>." >&4 + else + echo "We won't be including <net/errno.h>." >&4 + val="$undef" + fi + $rm -f try.* try + ;; esac -: see if stdarg is available -set stdarg.h i_stdarg -eval $inhdr - -: see if stddef is available -set stddef.h i_stddef -eval $inhdr - -: see if this is an sysdir system -set sys/dir.h i_sysdir -eval $inhdr +set i_neterrno +eval $setvar : get C preprocessor symbols handy echo " " -echo $attrlist | $tr ' ' '\012' >Cppsym.know +echo $al | $tr ' ' '\012' >Cppsym.know $cat <<EOSS >Cppsym $startsh case "\$1" in @@ -5507,7 +6977,7 @@ EOSS chmod +x Cppsym $eunicefix Cppsym echo "Your C preprocessor defines the following symbols:" -Cppsym -l $attrlist >Cppsym.true +Cppsym -l $al >Cppsym.true $cat Cppsym.true : see if this is a termio system @@ -5565,130 +7035,23 @@ set i_termio; eval $setvar val=$val2; set i_sgtty; eval $setvar val=$val3; set i_termios; eval $setvar -: see if ioctl defs are in sgtty/termio or sys/ioctl +: see if stdarg is available echo " " -if $test `./findhdr sys/ioctl.h`; then - val="$define" - echo "<sys/ioctl.h> found." >&4 +if $test `./findhdr stdarg.h`; then + echo "<stdarg.h> found." >&4 + valstd="$define" else - val="$undef" - $test $i_termio = "$define" && xxx="termio.h" - $test $i_termios = "$define" && xxx="termios.h" - $test $i_sgtty = "$define" && xxx="sgtty.h" -echo "No <sys/ioctl.h> found, assuming ioctl args are defined in <$xxx>." >&4 + echo "<stdarg.h> NOT found." >&4 + valstd="$undef" fi -set i_sysioctl -eval $setvar -: see if this is an sysndir system -set sys/ndir.h i_sysndir -eval $inhdr - -: see if sys/select.h has to be included -set sys/select.h i_sysselct -eval $inhdr - -: see if we should include time.h, sys/time.h, or both -echo " " -echo "Testing to see if we should include <time.h>, <sys/time.h> or both." >&4 -$echo $n "I'm now running the test program...$c" -$cat >try.c <<'EOCP' -#include <sys/types.h> -#ifdef I_TIME -#include <time.h> -#endif -#ifdef I_SYSTIME -#ifdef SYSTIMEKERNEL -#define KERNEL -#endif -#include <sys/time.h> -#endif -#ifdef I_SYSSELECT -#include <sys/select.h> -#endif -main() -{ - struct tm foo; -#ifdef S_TIMEVAL - struct timeval bar; -#endif -#ifdef S_TIMEZONE - struct timezone tzp; -#endif - if (foo.tm_sec == foo.tm_sec) - exit(0); -#ifdef S_TIMEVAL - if (bar.tv_sec == bar.tv_sec) - exit(0); -#endif - exit(1); -} -EOCP -flags='' -s_timezone='' -sysselect='' -for s_timeval in '-DS_TIMEVAL' ''; do -for i_systimek in '' '-DSYSTIMEKERNEL'; do -for i_time in '' '-DI_TIME'; do -for i_systime in '-DI_SYSTIME' ''; do - case "$flags" in - '') $echo $n ".$c" - if $cc $ccflags \ - $i_time $i_systime $i_systimek $sysselect $s_timeval $s_timezone \ - try.c -o try >/dev/null 2>&1 ; then - set X $i_time $i_systime $i_systimek $sysselect $s_timeval - shift - flags="$*" - echo " " - $echo $n "Succeeded with $flags$c" - fi - ;; - esac -done -done -done -done -timeincl='' -echo " " -case "$flags" in -*SYSTIMEKERNEL*) i_systimek="$define" - timeincl=`./findhdr sys/time.h` - echo "We'll include <sys/time.h> with KERNEL defined." >&4;; -*) i_systimek="$undef";; -esac -case "$flags" in -*I_TIME*) i_time="$define" - timeincl=`./findhdr time.h`" $timeincl" - echo "We'll include <time.h>." >&4;; -*) i_time="$undef";; -esac -case "$flags" in -*I_SYSTIME*) i_systime="$define" - timeincl=`./findhdr sys/time.h`" $timeincl" - echo "We'll include <sys/time.h>." >&4;; -*) i_systime="$undef";; -esac -$rm -f try.c try - -: see if this is a unistd.h system -set unistd.h i_unistd -eval $inhdr - -: see if this is an utime system -set utime.h i_utime -eval $inhdr - -: see if this is a varargs system +: see if varags is available echo " " if $test `./findhdr varargs.h`; then - val="$define" echo "<varargs.h> found." >&4 else - val="$undef" echo "<varargs.h> NOT found, but that's ok (I hope)." >&4 fi -set i_varargs -eval $setvar : set up the varargs testing programs $cat > varargs.c <<EOP @@ -5732,37 +7095,95 @@ chmod +x varargs : now check which varargs header should be included echo " " i_varhdr='' -case "$i_stdarg" in +case "$valstd" in "$define") if `./varargs I_STDARG`; then - i_varhdr='stdarg.h' - i_varargs="$undef" + val='stdarg.h' elif `./varargs I_VARARGS`; then - i_varhdr='varargs.h' - i_stdarg="$undef" + val='varargs.h' fi ;; *) if `./varargs I_VARARGS`; then - i_varhdr='varargs.h' + val='varargs.h' fi ;; esac -case "$i_varhdr" in +case "$val" in '') echo "I could not find the definition for va_dcl... You have problems..." >&4 + val="$undef"; set i_stdarg; eval $setvar + val="$undef"; set i_varargs; eval $setvar ;; -*) echo "We'll include <$i_varhdr> to get va_dcl definition." >&4;; +*) + set i_varhdr + eval $setvar + case "$i_varhdr" in + stdarg.h) + val="$define"; set i_stdarg; eval $setvar + val="$undef"; set i_varargs; eval $setvar + ;; + varargs.h) + val="$undef"; set i_stdarg; eval $setvar + val="$define"; set i_varargs; eval $setvar + ;; + esac + echo "We'll include <$i_varhdr> to get va_dcl definition." >&4;; esac $rm -f varargs* +: see if stddef is available +set stddef.h i_stddef +eval $inhdr + +: see if stdlib is available +set stdlib.h i_stdlib +eval $inhdr + +: see if ioctl defs are in sgtty, termio, sys/filio or sys/ioctl +set sys/filio.h i_sysfilio +eval $inhdr +echo " " +if $test `./findhdr sys/ioctl.h`; then + val="$define" + echo '<sys/ioctl.h> found.' >&4 +else + val="$undef" + if $test $i_sysfilio = "$define"; then + echo '<sys/ioctl.h> NOT found.' >&4 + else + $test $i_sgtty = "$define" && xxx="sgtty.h" + $test $i_termio = "$define" && xxx="termio.h" + $test $i_termios = "$define" && xxx="termios.h" +echo "No <sys/ioctl.h> found, assuming ioctl args are defined in <$xxx>." >&4 + fi +fi +set i_sysioctl +eval $setvar + +: see if this is a sys/param system +set sys/param.h i_sysparam +eval $inhdr + +: see if this is a unistd.h system +set unistd.h i_unistd +eval $inhdr + +: see if this is an utime system +set utime.h i_utime +eval $inhdr + : see if this is a vfork system case "$d_vfork" in -define) set vfork.h i_vfork +"$define") + set vfork.h i_vfork eval $inhdr ;; -*) i_vfork="$undef";; +*) + i_vfork="$undef" + ;; esac + : end of configuration questions echo " " echo "End of configuration questions." @@ -5803,7 +7224,11 @@ $startsh # Configured by: $cf_by # Target system: $myuname +dynamic_ext='$dynamic_ext' extensions='$extensions' +known_extensions='$known_extensions' +static_ext='$static_ext' +useposix='$useposix' d_eunice='$d_eunice' d_xenix='$d_xenix' eunicefix='$eunicefix' @@ -5872,6 +7297,7 @@ uniq='$uniq' uuname='$uuname' vi='$vi' zcat='$zcat' +libswanted='$libswanted' hint='$hint' myuname='$myuname' osname='$osname' @@ -5887,7 +7313,12 @@ Revision='$Revision' Source='$Source' State='$State' afs='$afs' -memalignbytes='$memalignbytes' +alignbytes='$alignbytes' +archlib='$archlib' +archlibexp='$archlibexp' +archname='$archname' +d_archlib='$d_archlib' +installarchlib='$installarchlib' bin='$bin' binexp='$binexp' installbin='$installbin' @@ -5902,11 +7333,14 @@ optimize='$optimize' cf_by='$cf_by' cf_time='$cf_time' contains='$contains' +cpp_stuff='$cpp_stuff' cpplast='$cpplast' cppminus='$cppminus' cpprun='$cpprun' cppstdin='$cppstdin' d_access='$d_access' +d_alarm='$d_alarm' +d_attrib='$d_attrib' d_bcmp='$d_bcmp' d_bcopy='$d_bcopy' d_bzero='$d_bzero' @@ -5914,48 +7348,86 @@ d_casti32='$d_casti32' castflags='$castflags' d_castneg='$d_castneg' d_charsprf='$d_charsprf' +d_chown='$d_chown' +d_chroot='$d_chroot' d_chsize='$d_chsize' +d_closedir='$d_closedir' +d_void_closedir='$d_void_closedir' d_const='$d_const' cryptlib='$cryptlib' d_crypt='$d_crypt' d_csh='$d_csh' +d_cuserid='$d_cuserid' +d_dbl_dig='$d_dbl_dig' +d_difftime='$d_difftime' +d_dlerror='$d_dlerror' +d_dlopen='$d_dlopen' +d_dlsymun='$d_dlsymun' d_dosuid='$d_dosuid' +d_suidsafe='$d_suidsafe' +d_drem='$d_drem' d_dup2='$d_dup2' d_fchmod='$d_fchmod' d_fchown='$d_fchown' d_fcntl='$d_fcntl' +d_fd_macros='$d_fd_macros' +d_fd_set='$d_fd_set' +d_fds_bits='$d_fds_bits' +d_fgetpos='$d_fgetpos' d_flexfnam='$d_flexfnam' d_flock='$d_flock' +d_fmod='$d_fmod' +d_fork='$d_fork' +d_fsetpos='$d_fsetpos' +d_Gconvert='$d_Gconvert' d_getgrps='$d_getgrps' d_gethent='$d_gethent' aphostname='$aphostname' d_gethname='$d_gethname' d_phostname='$d_phostname' d_uname='$d_uname' +d_getlogin='$d_getlogin' d_getpgrp2='$d_getpgrp2' d_getpgrp='$d_getpgrp' +d_getppid='$d_getppid' d_getprior='$d_getprior' +d_group='$d_group' d_htonl='$d_htonl' d_isascii='$d_isascii' d_killpg='$d_killpg' d_link='$d_link' +d_linuxstd='$d_linuxstd' +d_locconv='$d_locconv' +d_lockf='$d_lockf' d_lstat='$d_lstat' +d_mblen='$d_mblen' +d_mbstowcs='$d_mbstowcs' +d_mbtowc='$d_mbtowc' d_memcmp='$d_memcmp' d_memcpy='$d_memcpy' d_memmove='$d_memmove' d_memset='$d_memset' d_mkdir='$d_mkdir' +d_mkfifo='$d_mkfifo' +d_mktime='$d_mktime' d_msg='$d_msg' d_msgctl='$d_msgctl' d_msgget='$d_msgget' d_msgrcv='$d_msgrcv' d_msgsnd='$d_msgsnd' +d_nice='$d_nice' d_open3='$d_open3' +d_passwd='$d_passwd' +d_fpathconf='$d_fpathconf' +d_pathconf='$d_pathconf' +d_pause='$d_pause' +d_pipe='$d_pipe' d_portable='$d_portable' d_readdir='$d_readdir' d_rewinddir='$d_rewinddir' d_seekdir='$d_seekdir' d_telldir='$d_telldir' +d_readlink='$d_readlink' d_rename='$d_rename' d_rmdir='$d_rmdir' d_safebcpy='$d_safebcpy' @@ -5967,6 +7439,7 @@ d_semget='$d_semget' d_semop='$d_semop' d_setegid='$d_setegid' d_seteuid='$d_seteuid' +d_setlinebuf='$d_setlinebuf' d_setlocale='$d_setlocale' d_setpgid='$d_setpgid' d_setpgrp2='$d_setpgrp2' @@ -5982,7 +7455,8 @@ d_setruid='$d_setruid' d_setsid='$d_setsid' d_shm='$d_shm' d_shmat='$d_shmat' -d_voidshmat='$d_voidshmat' +d_shmatprototype='$d_shmatprototype' +shmattype='$shmattype' d_shmctl='$d_shmctl' d_shmdt='$d_shmdt' d_shmget='$d_shmget' @@ -5995,25 +7469,28 @@ d_statblks='$d_statblks' d_stdstdio='$d_stdstdio' d_index='$d_index' d_strchr='$d_strchr' +d_strcoll='$d_strcoll' d_strctcpy='$d_strctcpy' d_strerrm='$d_strerrm' d_strerror='$d_strerror' d_sysernlst='$d_sysernlst' d_syserrlst='$d_syserrlst' +d_strxfrm='$d_strxfrm' d_symlink='$d_symlink' d_syscall='$d_syscall' +d_sysconf='$d_sysconf' d_system='$d_system' +d_tcgetpgrp='$d_tcgetpgrp' +d_tcsetpgrp='$d_tcsetpgrp' d_time='$d_time' timetype='$timetype' clocktype='$clocktype' d_times='$d_times' d_truncate='$d_truncate' -d_usendir='$d_usendir' -i_ndir='$i_ndir' -ndirc='$ndirc' -ndirlib='$ndirlib' -ndiro='$ndiro' +d_tzname='$d_tzname' +d_umask='$d_umask' d_vfork='$d_vfork' +usevfork='$usevfork' d_voidsig='$d_voidsig' signal_t='$signal_t' d_volatile='$d_volatile' @@ -6021,25 +7498,33 @@ d_charvspr='$d_charvspr' d_vprintf='$d_vprintf' d_wait4='$d_wait4' d_waitpid='$d_waitpid' +d_wcstombs='$d_wcstombs' +d_wctomb='$d_wctomb' +dlext='$dlext' cccdlflags='$cccdlflags' ccdlflags='$ccdlflags' -dldir='$dldir' -dlobj='$dlobj' dlsrc='$dlsrc' lddlflags='$lddlflags' -shlibsuffix='$shlibsuffix' usedl='$usedl' +fpostype='$fpostype' gidtype='$gidtype' groupstype='$groupstype' h_fcntl='$h_fcntl' h_sysfile='$h_sysfile' +i_db='$i_db' i_dbm='$i_dbm' d_dirnamlen='$d_dirnamlen' +direntrytype='$direntrytype' i_dirent='$i_dirent' +i_dld='$i_dld' i_dlfcn='$i_dlfcn' i_fcntl='$i_fcntl' +i_float='$i_float' i_gdbm='$i_gdbm' i_grp='$i_grp' +i_limits='$i_limits' +i_malloc='$i_malloc' +i_math='$i_math' i_memory='$i_memory' i_ndbm='$i_ndbm' i_neterrno='$i_neterrno' @@ -6052,19 +7537,21 @@ d_pwcomment='$d_pwcomment' d_pwexpire='$d_pwexpire' d_pwquota='$d_pwquota' i_pwd='$i_pwd' -i_sdbm='$i_sdbm' -i_stdarg='$i_stdarg' i_stddef='$i_stddef' +i_stdlib='$i_stdlib' i_string='$i_string' strings='$strings' i_sysdir='$i_sysdir' i_sysfile='$i_sysfile' d_voidtty='$d_voidtty' i_bsdioctl='$i_bsdioctl' +i_sysfilio='$i_sysfilio' i_sysioctl='$i_sysioctl' i_syssockio='$i_syssockio' i_sysndir='$i_sysndir' +i_sysparam='$i_sysparam' i_sysselct='$i_sysselct' +i_systimes='$i_systimes' i_sgtty='$i_sgtty' i_termio='$i_termio' i_termios='$i_termios' @@ -6074,13 +7561,13 @@ i_time='$i_time' timeincl='$timeincl' i_unistd='$i_unistd' i_utime='$i_utime' +i_stdarg='$i_stdarg' i_varargs='$i_varargs' i_varhdr='$i_varhdr' i_vfork='$i_vfork' intsize='$intsize' -lib='$lib' -libexp='$libexp' libc='$libc' +glibpth='$glibpth' libpth='$libpth' plibpth='$plibpth' xlibpth='$xlibpth' @@ -6102,6 +7589,7 @@ medium='$medium' models='$models' small='$small' split='$split' +modetype='$modetype' mydomain='$mydomain' myhostname='$myhostname' phostname='$phostname' @@ -6114,19 +7602,23 @@ orderlib='$orderlib' ranlib='$ranlib' package='$package' spackage='$spackage' +prefix='$prefix' installprivlib='$installprivlib' privlib='$privlib' privlibexp='$privlibexp' prototype='$prototype' -ptrsize='$ptrsize' randbits='$randbits' installscript='$installscript' scriptdir='$scriptdir' scriptdirexp='$scriptdirexp' +selecttype='$selecttype' sig_name='$sig_name' +sizetype='$sizetype' +so='$so' sharpbang='$sharpbang' shsharp='$shsharp' spitshell='$spitshell' +ssizetype='$ssizetype' startsh='$startsh' stdchar='$stdchar' sysman='$sysman' @@ -6238,4 +7730,6 @@ fi $rm -f kit*isdone ark*isdone $rm -rf UU + : End of Configure + |