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acinclude.m4 (GLIBCPP_CHECK_STDLIB_DECL_AND_LINKAGE_3): New.

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* acinclude.m4 (GLIBCPP_CHECK_STDLIB_DECL_AND_LINKAGE_3): New.
	(GLIBCPP_CONFIGURE_TESTSUITE): Use it to check for setenv.
	* aclocal.m4: Regenerate.
	* configure: Likewise.

From-SVN: r51110
This commit is contained in:
Rainer Orth 2002-03-21 01:29:51 +00:00 committed by Rainer Orth
parent 17043e0d07
commit 380f343b24
4 changed files with 150 additions and 49 deletions
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7
libstdc++-v3/ChangeLog
View File

@ -1,3 +1,10 @@
2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
* acinclude.m4 (GLIBCPP_CHECK_STDLIB_DECL_AND_LINKAGE_3): New.
(GLIBCPP_CONFIGURE_TESTSUITE): Use it to check for setenv.
* aclocal.m4: Regenerate.
* configure: Likewise.
2002-03-19 Paolo Carlini <pcarlini@unitus.it>
Ulrich Drepper <drepper@redhat.com>

31
libstdc++-v3/acinclude.m4
View File

@ -553,6 +553,35 @@ AC_DEFUN(GLIBCPP_CHECK_STDLIB_DECL_AND_LINKAGE_2, [
])
dnl
dnl Check to see if the (stdlib function) argument passed is
dnl 1) declared when using the c++ compiler
dnl 2) has "C" linkage
dnl
dnl argument 1 is name of function to check
dnl
dnl ASSUMES argument is a function with THREE parameters
dnl
dnl GLIBCPP_CHECK_STDLIB_DECL_AND_LINKAGE_3
AC_DEFUN(GLIBCPP_CHECK_STDLIB_DECL_AND_LINKAGE_3, [
AC_MSG_CHECKING([for $1 declaration])
if test x${glibcpp_cv_func_$1_use+set} != xset; then
AC_CACHE_VAL(glibcpp_cv_func_$1_use, [
AC_LANG_SAVE
AC_LANG_CPLUSPLUS
AC_TRY_COMPILE([#include <stdlib.h>],
[ $1(0, 0, 0);],
[glibcpp_cv_func_$1_use=yes], [glibcpp_cv_func_$1_use=no])
AC_LANG_RESTORE
])
fi
AC_MSG_RESULT($glibcpp_cv_func_$1_use)
if test x$glibcpp_cv_func_$1_use = x"yes"; then
AC_CHECK_FUNCS($1)
fi
])
dnl
dnl Because the builtins are picky picky picky about the arguments they take,
dnl do an explict linkage tests here.
@ -1989,7 +2018,7 @@ AC_DEFUN(GLIBCPP_CONFIGURE_TESTSUITE, [
GLIBCPP_CHECK_SETRLIMIT
# Look for setenv, so that extended locale tests can be performed.
AC_CHECK_FUNCS(setenv)
GLIBCPP_CHECK_STDLIB_DECL_AND_LINKAGE_3(setenv)
])

31
libstdc++-v3/aclocal.m4 vendored
View File

@ -565,6 +565,35 @@ AC_DEFUN(GLIBCPP_CHECK_STDLIB_DECL_AND_LINKAGE_2, [
])
dnl
dnl Check to see if the (stdlib function) argument passed is
dnl 1) declared when using the c++ compiler
dnl 2) has "C" linkage
dnl
dnl argument 1 is name of function to check
dnl
dnl ASSUMES argument is a function with THREE parameters
dnl
dnl GLIBCPP_CHECK_STDLIB_DECL_AND_LINKAGE_3
AC_DEFUN(GLIBCPP_CHECK_STDLIB_DECL_AND_LINKAGE_3, [
AC_MSG_CHECKING([for $1 declaration])
if test x${glibcpp_cv_func_$1_use+set} != xset; then
AC_CACHE_VAL(glibcpp_cv_func_$1_use, [
AC_LANG_SAVE
AC_LANG_CPLUSPLUS
AC_TRY_COMPILE([#include <stdlib.h>],
[ $1(0, 0, 0);],
[glibcpp_cv_func_$1_use=yes], [glibcpp_cv_func_$1_use=no])
AC_LANG_RESTORE
])
fi
AC_MSG_RESULT($glibcpp_cv_func_$1_use)
if test x$glibcpp_cv_func_$1_use = x"yes"; then
AC_CHECK_FUNCS($1)
fi
])
dnl
dnl Because the builtins are picky picky picky about the arguments they take,
dnl do an explict linkage tests here.
@ -2001,7 +2030,7 @@ AC_DEFUN(GLIBCPP_CONFIGURE_TESTSUITE, [
GLIBCPP_CHECK_SETRLIMIT
# Look for setenv, so that extended locale tests can be performed.
AC_CHECK_FUNCS(setenv)
GLIBCPP_CHECK_STDLIB_DECL_AND_LINKAGE_3(setenv)
])

130
libstdc++-v3/configure vendored
View File

@ -1076,7 +1076,7 @@ ac_configure=$ac_aux_dir/configure # This should be Cygnus configure.
for ac_prog in gawk mawk nawk awk
for ac_prog in mawk gawk nawk awk
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
@ -19605,7 +19605,7 @@ else
fi
rm -f conftest*
for ac_hdr in stdlib.h unistd.h sys/stat.h sys/types.h
for ac_hdr in unistd.h
do
ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
@ -19737,24 +19737,11 @@ else
#include <fcntl.h>
#include <sys/mman.h>
#if HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#if HAVE_STDLIB_H
# include <stdlib.h>
#endif
#if HAVE_SYS_STAT_H
# include <sys/stat.h>
#endif
#if HAVE_UNISTD_H
# include <unistd.h>
#endif
/* This mess was copied from the GNU getpagesize.h. */
#ifndef HAVE_GETPAGESIZE
# ifdef HAVE_UNISTD_H
# include <unistd.h>
# endif
/* Assume that all systems that can run configure have sys/param.h. */
# ifndef HAVE_SYS_PARAM_H
@ -19862,7 +19849,7 @@ main()
}
EOF
if { (eval echo configure:19866: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
if { (eval echo configure:19853: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
ac_cv_func_mmap_fixed_mapped=yes
else
@ -19893,17 +19880,17 @@ fi
do
ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
echo "configure:19897: checking for $ac_hdr" >&5
echo "configure:19884: checking for $ac_hdr" >&5
if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
#line 19902 "configure"
#line 19889 "configure"
#include "confdefs.h"
#include <$ac_hdr>
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:19907: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
{ (eval echo configure:19894: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
rm -rf conftest*
@ -19936,7 +19923,7 @@ done
# Can't do these in a loop, else the resulting syntax is wrong.
cat > conftest.$ac_ext <<EOF
#line 19940 "configure"
#line 19927 "configure"
#include "confdefs.h"
#include <sys/resource.h>
#include <unistd.h>
@ -19945,7 +19932,7 @@ int main() {
int f = RLIMIT_DATA ;
; return 0; }
EOF
if { (eval echo configure:19949: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
if { (eval echo configure:19936: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
glibcpp_mresult=1
else
@ -19962,7 +19949,7 @@ EOF
cat > conftest.$ac_ext <<EOF
#line 19966 "configure"
#line 19953 "configure"
#include "confdefs.h"
#include <sys/resource.h>
#include <unistd.h>
@ -19971,7 +19958,7 @@ int main() {
int f = RLIMIT_RSS ;
; return 0; }
EOF
if { (eval echo configure:19975: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
if { (eval echo configure:19962: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
glibcpp_mresult=1
else
@ -19988,7 +19975,7 @@ EOF
cat > conftest.$ac_ext <<EOF
#line 19992 "configure"
#line 19979 "configure"
#include "confdefs.h"
#include <sys/resource.h>
#include <unistd.h>
@ -19997,7 +19984,7 @@ int main() {
int f = RLIMIT_VMEM ;
; return 0; }
EOF
if { (eval echo configure:20001: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
if { (eval echo configure:19988: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
glibcpp_mresult=1
else
@ -20014,7 +20001,7 @@ EOF
cat > conftest.$ac_ext <<EOF
#line 20018 "configure"
#line 20005 "configure"
#include "confdefs.h"
#include <sys/resource.h>
#include <unistd.h>
@ -20023,7 +20010,7 @@ int main() {
int f = RLIMIT_AS ;
; return 0; }
EOF
if { (eval echo configure:20027: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
if { (eval echo configure:20014: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
glibcpp_mresult=1
else
@ -20045,7 +20032,7 @@ EOF
else
cat > conftest.$ac_ext <<EOF
#line 20049 "configure"
#line 20036 "configure"
#include "confdefs.h"
#include <sys/resource.h>
#include <unistd.h>
@ -20054,7 +20041,7 @@ int main() {
struct rlimit r; setrlimit(0, &r);
; return 0; }
EOF
if { (eval echo configure:20058: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
if { (eval echo configure:20045: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
ac_setrlimit=yes
else
@ -20070,7 +20057,7 @@ fi
fi
echo $ac_n "checking for testsuite memory limit support""... $ac_c" 1>&6
echo "configure:20074: checking for testsuite memory limit support" >&5
echo "configure:20061: checking for testsuite memory limit support" >&5
if test $setrlimit_have_headers = yes && test $ac_setrlimit = yes; then
ac_mem_limits=yes
cat >> confdefs.h <<\EOF
@ -20084,15 +20071,62 @@ EOF
# Look for setenv, so that extended locale tests can be performed.
for ac_func in setenv
echo $ac_n "checking for setenv declaration""... $ac_c" 1>&6
echo "configure:20077: checking for setenv declaration" >&5
if test x${glibcpp_cv_func_setenv_use+set} != xset; then
if eval "test \"`echo '$''{'glibcpp_cv_func_setenv_use'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
ac_ext=C
# CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
ac_cpp='$CXXCPP $CPPFLAGS'
ac_compile='${CXX-g++} -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
cross_compiling=$ac_cv_prog_cxx_cross
cat > conftest.$ac_ext <<EOF
#line 20092 "configure"
#include "confdefs.h"
#include <stdlib.h>
int main() {
setenv(0, 0, 0);
; return 0; }
EOF
if { (eval echo configure:20099: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
glibcpp_cv_func_setenv_use=yes
else
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -rf conftest*
glibcpp_cv_func_setenv_use=no
fi
rm -f conftest*
ac_ext=c
# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
ac_cpp='$CPP $CPPFLAGS'
ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
cross_compiling=$ac_cv_prog_cc_cross
fi
fi
echo "$ac_t""$glibcpp_cv_func_setenv_use" 1>&6
if test x$glibcpp_cv_func_setenv_use = x"yes"; then
for ac_func in setenv
do
echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
echo "configure:20091: checking for $ac_func" >&5
echo "configure:20125: 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 20096 "configure"
#line 20130 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
which can conflict with char $ac_func(); below. */
@ -20115,7 +20149,7 @@ $ac_func();
; return 0; }
EOF
if { (eval echo configure:20119: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
if { (eval echo configure:20153: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
rm -rf conftest*
eval "ac_cv_func_$ac_func=yes"
else
@ -20138,6 +20172,8 @@ else
echo "$ac_t""no" 1>&6
fi
done
fi
fi
@ -20168,18 +20204,18 @@ fi
# Check to see if libgcc_s exists, indicating that shared libgcc is possible.
echo $ac_n "checking for shared libgcc""... $ac_c" 1>&6
echo "configure:20172: checking for shared libgcc" >&5
echo "configure:20208: checking for shared libgcc" >&5
ac_save_CFLAGS="$CFLAGS"
CFLAGS=' -lgcc_s'
cat > conftest.$ac_ext <<EOF
#line 20176 "configure"
#line 20212 "configure"
#include "confdefs.h"
int main() {
return 0
; return 0; }
EOF
if { (eval echo configure:20183: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
if { (eval echo configure:20219: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
rm -rf conftest*
glibcpp_shared_libgcc=yes
else
@ -20213,14 +20249,14 @@ if test $enable_symvers = yes ; then
echo 'FOO { global: f[a-z]o; local: *; };' > conftest.map
cat > conftest.$ac_ext <<EOF
#line 20217 "configure"
#line 20253 "configure"
#include "confdefs.h"
int foo;
int main() {
; return 0; }
EOF
if { (eval echo configure:20224: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
if { (eval echo configure:20260: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
rm -rf conftest*
enable_symvers=gnu
else
@ -20262,7 +20298,7 @@ else
GLIBCPP_BUILD_VERSIONED_SHLIB_FALSE=
fi
echo $ac_n "checking versioning on shared library symbols""... $ac_c" 1>&6
echo "configure:20266: checking versioning on shared library symbols" >&5
echo "configure:20302: checking versioning on shared library symbols" >&5
echo "$ac_t""$enable_symvers" 1>&6
@ -20352,13 +20388,13 @@ glibcpp_toolexeclibdir=no
glibcpp_prefixdir=${prefix}
echo $ac_n "checking for interface version number""... $ac_c" 1>&6
echo "configure:20356: checking for interface version number" >&5
echo "configure:20392: checking for interface version number" >&5
libstdcxx_interface=$INTERFACE
echo "$ac_t""$libstdcxx_interface" 1>&6
# Process the option --with-gxx-include-dir=<path to include-files directory>
echo $ac_n "checking for --with-gxx-include-dir""... $ac_c" 1>&6
echo "configure:20362: checking for --with-gxx-include-dir" >&5
echo "configure:20398: checking for --with-gxx-include-dir" >&5
# Check whether --with-gxx-include-dir or --without-gxx-include-dir was given.
if test "${with_gxx_include_dir+set}" = set; then
withval="$with_gxx_include_dir"
@ -20382,7 +20418,7 @@ echo "$ac_t""$gxx_include_dir" 1>&6
# Process the option "--enable-version-specific-runtime-libs"
echo $ac_n "checking for --enable-version-specific-runtime-libs""... $ac_c" 1>&6
echo "configure:20386: checking for --enable-version-specific-runtime-libs" >&5
echo "configure:20422: checking for --enable-version-specific-runtime-libs" >&5
# Check whether --enable-version-specific-runtime-libs or --disable-version-specific-runtime-libs was given.
if test "${enable_version_specific_runtime_libs+set}" = set; then
enableval="$enable_version_specific_runtime_libs"
@ -20429,7 +20465,7 @@ if test x"$glibcpp_toolexecdir" = x"no"; then
fi
echo $ac_n "checking for install location""... $ac_c" 1>&6
echo "configure:20433: checking for install location" >&5
echo "configure:20469: checking for install location" >&5
echo "$ac_t""$gxx_include_dir" 1>&6