diff options
| -rwxr-xr-x | libiberty/configure | 101 | ||||
| -rw-r--r-- | libiberty/configure.in | 5 |
2 files changed, 61 insertions, 45 deletions
diff --git a/libiberty/configure b/libiberty/configure index fe898a5e807..4272f0190f1 100755 --- a/libiberty/configure +++ b/libiberty/configure @@ -1727,6 +1727,17 @@ EOF # can hang configure; on other versions, vfork exists just as a stub. # FIXME: This should be removed once vfork in uwin's runtime is fixed. ac_cv_func_vfork_works=no + # Under uwin 2.0+, sys_nerr and sys_errlist exist, but they are + # macros (actually, these are imported from a DLL, but the end effect + # is the same), so the test below won't find them. + cat >> confdefs.h <<\EOF +#define HAVE_SYS_NERR 1 +EOF + + cat >> confdefs.h <<\EOF +#define HAVE_SYS_ERRLIST 1 +EOF + ;; esac @@ -1734,7 +1745,7 @@ EOF # We haven't set the list of objects yet. Use the standard autoconf # tests. This will only work if the compiler works. echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6 -echo "configure:1738: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5 +echo "configure:1749: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5 ac_ext=c # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options. @@ -1745,12 +1756,12 @@ cross_compiling=$ac_cv_prog_cc_cross cat > conftest.$ac_ext << EOF -#line 1749 "configure" +#line 1760 "configure" #include "confdefs.h" main(){return(0);} EOF -if { (eval echo configure:1754: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:1765: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then ac_cv_prog_cc_works=yes # If we can't run a trivial program, we are probably using a cross compiler. if (./conftest; exit) 2>/dev/null; then @@ -1776,19 +1787,19 @@ if test $ac_cv_prog_cc_works = no; then { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; } fi echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6 -echo "configure:1780: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5 +echo "configure:1791: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5 echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6 cross_compiling=$ac_cv_prog_cc_cross for ac_func in $funcs do echo $ac_n "checking for $ac_func""... $ac_c" 1>&6 -echo "configure:1787: checking for $ac_func" >&5 +echo "configure:1798: checking for $ac_func" >&5 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <<EOF -#line 1792 "configure" +#line 1803 "configure" #include "confdefs.h" /* System header to define __stub macros and hopefully few prototypes, which can conflict with char $ac_func(); below. */ @@ -1811,7 +1822,7 @@ $ac_func(); ; return 0; } EOF -if { (eval echo configure:1815: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:1826: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* eval "ac_cv_func_$ac_func=yes" else @@ -1858,19 +1869,19 @@ EOF # The Ultrix 4.2 mips builtin alloca declared by alloca.h only works # for constant arguments. Useless! echo $ac_n "checking for working alloca.h""... $ac_c" 1>&6 -echo "configure:1862: checking for working alloca.h" >&5 +echo "configure:1873: checking for working alloca.h" >&5 if eval "test \"`echo '$''{'ac_cv_header_alloca_h'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <<EOF -#line 1867 "configure" +#line 1878 "configure" #include "confdefs.h" #include <alloca.h> int main() { char *p = alloca(2 * sizeof(int)); ; return 0; } EOF -if { (eval echo configure:1874: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:1885: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* ac_cv_header_alloca_h=yes else @@ -1891,12 +1902,12 @@ EOF fi echo $ac_n "checking for alloca""... $ac_c" 1>&6 -echo "configure:1895: checking for alloca" >&5 +echo "configure:1906: checking for alloca" >&5 if eval "test \"`echo '$''{'ac_cv_func_alloca_works'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <<EOF -#line 1900 "configure" +#line 1911 "configure" #include "confdefs.h" #ifdef __GNUC__ @@ -1924,7 +1935,7 @@ int main() { char *p = (char *) alloca(1); ; return 0; } EOF -if { (eval echo configure:1928: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:1939: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* ac_cv_func_alloca_works=yes else @@ -1956,12 +1967,12 @@ EOF echo $ac_n "checking whether alloca needs Cray hooks""... $ac_c" 1>&6 -echo "configure:1960: checking whether alloca needs Cray hooks" >&5 +echo "configure:1971: checking whether alloca needs Cray hooks" >&5 if eval "test \"`echo '$''{'ac_cv_os_cray'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <<EOF -#line 1965 "configure" +#line 1976 "configure" #include "confdefs.h" #if defined(CRAY) && ! defined(CRAY2) webecray @@ -1986,12 +1997,12 @@ echo "$ac_t""$ac_cv_os_cray" 1>&6 if test $ac_cv_os_cray = yes; then for ac_func in _getb67 GETB67 getb67; do echo $ac_n "checking for $ac_func""... $ac_c" 1>&6 -echo "configure:1990: checking for $ac_func" >&5 +echo "configure:2001: checking for $ac_func" >&5 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <<EOF -#line 1995 "configure" +#line 2006 "configure" #include "confdefs.h" /* System header to define __stub macros and hopefully few prototypes, which can conflict with char $ac_func(); below. */ @@ -2014,7 +2025,7 @@ $ac_func(); ; return 0; } EOF -if { (eval echo configure:2018: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:2029: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* eval "ac_cv_func_$ac_func=yes" else @@ -2041,7 +2052,7 @@ done fi echo $ac_n "checking stack direction for C alloca""... $ac_c" 1>&6 -echo "configure:2045: checking stack direction for C alloca" >&5 +echo "configure:2056: checking stack direction for C alloca" >&5 if eval "test \"`echo '$''{'ac_cv_c_stack_direction'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -2049,7 +2060,7 @@ else ac_cv_c_stack_direction=0 else cat > conftest.$ac_ext <<EOF -#line 2053 "configure" +#line 2064 "configure" #include "confdefs.h" find_stack_direction () { @@ -2068,7 +2079,7 @@ main () exit (find_stack_direction() < 0); } EOF -if { (eval echo configure:2072: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null +if { (eval echo configure:2083: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null then ac_cv_c_stack_direction=1 else @@ -2093,12 +2104,12 @@ fi esac echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6 -echo "configure:2097: checking for ANSI C header files" >&5 +echo "configure:2108: checking for ANSI C header files" >&5 if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <<EOF -#line 2102 "configure" +#line 2113 "configure" #include "confdefs.h" #include <stdlib.h> #include <stdarg.h> @@ -2106,7 +2117,7 @@ else #include <float.h> EOF ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out" -{ (eval echo configure:2110: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } +{ (eval echo configure:2121: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"` if test -z "$ac_err"; then rm -rf conftest* @@ -2123,7 +2134,7 @@ rm -f conftest* if test $ac_cv_header_stdc = yes; then # SunOS 4.x string.h does not declare mem*, contrary to ANSI. cat > conftest.$ac_ext <<EOF -#line 2127 "configure" +#line 2138 "configure" #include "confdefs.h" #include <string.h> EOF @@ -2141,7 +2152,7 @@ fi if test $ac_cv_header_stdc = yes; then # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI. cat > conftest.$ac_ext <<EOF -#line 2145 "configure" +#line 2156 "configure" #include "confdefs.h" #include <stdlib.h> EOF @@ -2162,7 +2173,7 @@ if test "$cross_compiling" = yes; then : else cat > conftest.$ac_ext <<EOF -#line 2166 "configure" +#line 2177 "configure" #include "confdefs.h" #include <ctype.h> #define ISLOWER(c) ('a' <= (c) && (c) <= 'z') @@ -2173,7 +2184,7 @@ if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2); exit (0); } EOF -if { (eval echo configure:2177: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null +if { (eval echo configure:2188: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null then : else @@ -2197,12 +2208,12 @@ EOF fi echo $ac_n "checking for pid_t""... $ac_c" 1>&6 -echo "configure:2201: checking for pid_t" >&5 +echo "configure:2212: checking for pid_t" >&5 if eval "test \"`echo '$''{'ac_cv_type_pid_t'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <<EOF -#line 2206 "configure" +#line 2217 "configure" #include "confdefs.h" #include <sys/types.h> #if STDC_HEADERS @@ -2231,17 +2242,17 @@ fi ac_safe=`echo "vfork.h" | sed 'y%./+-%__p_%'` echo $ac_n "checking for vfork.h""... $ac_c" 1>&6 -echo "configure:2235: checking for vfork.h" >&5 +echo "configure:2246: checking for vfork.h" >&5 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <<EOF -#line 2240 "configure" +#line 2251 "configure" #include "confdefs.h" #include <vfork.h> EOF ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out" -{ (eval echo configure:2245: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } +{ (eval echo configure:2256: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; } ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"` if test -z "$ac_err"; then rm -rf conftest* @@ -2266,18 +2277,18 @@ else fi echo $ac_n "checking for working vfork""... $ac_c" 1>&6 -echo "configure:2270: checking for working vfork" >&5 +echo "configure:2281: checking for working vfork" >&5 if eval "test \"`echo '$''{'ac_cv_func_vfork_works'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else if test "$cross_compiling" = yes; then echo $ac_n "checking for vfork""... $ac_c" 1>&6 -echo "configure:2276: checking for vfork" >&5 +echo "configure:2287: checking for vfork" >&5 if eval "test \"`echo '$''{'ac_cv_func_vfork'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <<EOF -#line 2281 "configure" +#line 2292 "configure" #include "confdefs.h" /* System header to define __stub macros and hopefully few prototypes, which can conflict with char vfork(); below. */ @@ -2300,7 +2311,7 @@ vfork(); ; return 0; } EOF -if { (eval echo configure:2304: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:2315: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* eval "ac_cv_func_vfork=yes" else @@ -2322,7 +2333,7 @@ fi ac_cv_func_vfork_works=$ac_cv_func_vfork else cat > conftest.$ac_ext <<EOF -#line 2326 "configure" +#line 2337 "configure" #include "confdefs.h" /* Thanks to Paul Eggert for this test. */ #include <stdio.h> @@ -2417,7 +2428,7 @@ main() { } } EOF -if { (eval echo configure:2421: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null +if { (eval echo configure:2432: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null then ac_cv_func_vfork_works=yes else @@ -2444,19 +2455,19 @@ fi fi for v in $vars; do echo $ac_n "checking for $v""... $ac_c" 1>&6 -echo "configure:2448: checking for $v" >&5 +echo "configure:2459: checking for $v" >&5 if eval "test \"`echo '$''{'libiberty_cv_var_$v'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <<EOF -#line 2453 "configure" +#line 2464 "configure" #include "confdefs.h" int *p; int main() { extern int $v; p = &$v; ; return 0; } EOF -if { (eval echo configure:2460: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:2471: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* eval "libiberty_cv_var_$v=yes" else @@ -2482,12 +2493,12 @@ EOF for ac_func in $checkfuncs do echo $ac_n "checking for $ac_func""... $ac_c" 1>&6 -echo "configure:2486: checking for $ac_func" >&5 +echo "configure:2497: checking for $ac_func" >&5 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else cat > conftest.$ac_ext <<EOF -#line 2491 "configure" +#line 2502 "configure" #include "confdefs.h" /* System header to define __stub macros and hopefully few prototypes, which can conflict with char $ac_func(); below. */ @@ -2510,7 +2521,7 @@ $ac_func(); ; return 0; } EOF -if { (eval echo configure:2514: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then +if { (eval echo configure:2525: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then rm -rf conftest* eval "ac_cv_func_$ac_func=yes" else diff --git a/libiberty/configure.in b/libiberty/configure.in index f194e2619b9..2dd1853d3cf 100644 --- a/libiberty/configure.in +++ b/libiberty/configure.in @@ -293,6 +293,11 @@ if test -z "${setobjs}"; then # can hang configure; on other versions, vfork exists just as a stub. # FIXME: This should be removed once vfork in uwin's runtime is fixed. ac_cv_func_vfork_works=no + # Under uwin 2.0+, sys_nerr and sys_errlist exist, but they are + # macros (actually, these are imported from a DLL, but the end effect + # is the same), so the test below won't find them. + AC_DEFINE(HAVE_SYS_NERR) + AC_DEFINE(HAVE_SYS_ERRLIST) ;; esac |