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acinclude.m4 (GLIBCPP_CHECK_STDLIB_DECL_AND_LINKAGE_3): New. 

* 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> 2002-03-19 Paolo Carlini <pcarlini@unitus.it>
Ulrich Drepper <drepper@redhat.com> 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
dnl Because the builtins are picky picky picky about the arguments they take, dnl Because the builtins are picky picky picky about the arguments they take,
dnl do an explict linkage tests here. dnl do an explict linkage tests here.
@ -1989,7 +2018,7 @@ AC_DEFUN(GLIBCPP_CONFIGURE_TESTSUITE, [
GLIBCPP_CHECK_SETRLIMIT GLIBCPP_CHECK_SETRLIMIT
# Look for setenv, so that extended locale tests can be performed. # 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
dnl Because the builtins are picky picky picky about the arguments they take, dnl Because the builtins are picky picky picky about the arguments they take,
dnl do an explict linkage tests here. dnl do an explict linkage tests here.
@ -2001,7 +2030,7 @@ AC_DEFUN(GLIBCPP_CONFIGURE_TESTSUITE, [
GLIBCPP_CHECK_SETRLIMIT GLIBCPP_CHECK_SETRLIMIT
# Look for setenv, so that extended locale tests can be performed. # 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=$ac_aux_dir/configure # This should be Cygnus configure.
for ac_prog in gawk mawk nawk awk for ac_prog in mawk gawk nawk awk
do do
# Extract the first word of "$ac_prog", so it can be a program name with args. # Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2 set dummy $ac_prog; ac_word=$2
@ -19605,7 +19605,7 @@ else
fi fi
rm -f conftest* rm -f conftest*
for ac_hdr in stdlib.h unistd.h sys/stat.h sys/types.h for ac_hdr in unistd.h
do do
ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'` ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
@ -19737,24 +19737,11 @@ else
#include <fcntl.h> #include <fcntl.h>
#include <sys/mman.h> #include <sys/mman.h>
#if HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#if HAVE_STDLIB_H
# include <stdlib.h>
#endif
#if HAVE_SYS_STAT_H
# include <sys/stat.h>
#endif
#if HAVE_UNISTD_H
# include <unistd.h>
#endif
/* This mess was copied from the GNU getpagesize.h. */ /* This mess was copied from the GNU getpagesize.h. */
#ifndef HAVE_GETPAGESIZE #ifndef HAVE_GETPAGESIZE
# ifdef HAVE_UNISTD_H
# include <unistd.h>
# endif
/* Assume that all systems that can run configure have sys/param.h. */ /* Assume that all systems that can run configure have sys/param.h. */
# ifndef HAVE_SYS_PARAM_H # ifndef HAVE_SYS_PARAM_H
@ -19862,7 +19849,7 @@ main()
} }
EOF EOF
if { (eval echo configure:19866: \"$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 then
ac_cv_func_mmap_fixed_mapped=yes ac_cv_func_mmap_fixed_mapped=yes
else else
@ -19893,17 +19880,17 @@ fi
do do
ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'` ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6 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_$ac_safe'+set}'`\" = set"; then if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6 echo $ac_n "(cached) $ac_c" 1>&6
else else
cat > conftest.$ac_ext <<EOF cat > conftest.$ac_ext <<EOF
#line 19902 "configure" #line 19889 "configure"
#include "confdefs.h" #include "confdefs.h"
#include <$ac_hdr> #include <$ac_hdr>
EOF EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out" ac_try="$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}\$"` ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then if test -z "$ac_err"; then
rm -rf conftest* rm -rf conftest*
@ -19936,7 +19923,7 @@ done
# Can't do these in a loop, else the resulting syntax is wrong. # Can't do these in a loop, else the resulting syntax is wrong.
cat > conftest.$ac_ext <<EOF cat > conftest.$ac_ext <<EOF
#line 19940 "configure" #line 19927 "configure"
#include "confdefs.h" #include "confdefs.h"
#include <sys/resource.h> #include <sys/resource.h>
#include <unistd.h> #include <unistd.h>
@ -19945,7 +19932,7 @@ int main() {
int f = RLIMIT_DATA ; int f = RLIMIT_DATA ;
; return 0; } ; return 0; }
EOF EOF
if { (eval echo configure:19949: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then if { (eval echo configure:19936: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest* rm -rf conftest*
glibcpp_mresult=1 glibcpp_mresult=1
else else
@ -19962,7 +19949,7 @@ EOF
cat > conftest.$ac_ext <<EOF cat > conftest.$ac_ext <<EOF
#line 19966 "configure" #line 19953 "configure"
#include "confdefs.h" #include "confdefs.h"
#include <sys/resource.h> #include <sys/resource.h>
#include <unistd.h> #include <unistd.h>
@ -19971,7 +19958,7 @@ int main() {
int f = RLIMIT_RSS ; int f = RLIMIT_RSS ;
; return 0; } ; return 0; }
EOF EOF
if { (eval echo configure:19975: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then if { (eval echo configure:19962: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest* rm -rf conftest*
glibcpp_mresult=1 glibcpp_mresult=1
else else
@ -19988,7 +19975,7 @@ EOF
cat > conftest.$ac_ext <<EOF cat > conftest.$ac_ext <<EOF
#line 19992 "configure" #line 19979 "configure"
#include "confdefs.h" #include "confdefs.h"
#include <sys/resource.h> #include <sys/resource.h>
#include <unistd.h> #include <unistd.h>
@ -19997,7 +19984,7 @@ int main() {
int f = RLIMIT_VMEM ; int f = RLIMIT_VMEM ;
; return 0; } ; return 0; }
EOF EOF
if { (eval echo configure:20001: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then if { (eval echo configure:19988: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest* rm -rf conftest*
glibcpp_mresult=1 glibcpp_mresult=1
else else
@ -20014,7 +20001,7 @@ EOF
cat > conftest.$ac_ext <<EOF cat > conftest.$ac_ext <<EOF
#line 20018 "configure" #line 20005 "configure"
#include "confdefs.h" #include "confdefs.h"
#include <sys/resource.h> #include <sys/resource.h>
#include <unistd.h> #include <unistd.h>
@ -20023,7 +20010,7 @@ int main() {
int f = RLIMIT_AS ; int f = RLIMIT_AS ;
; return 0; } ; return 0; }
EOF EOF
if { (eval echo configure:20027: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then if { (eval echo configure:20014: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest* rm -rf conftest*
glibcpp_mresult=1 glibcpp_mresult=1
else else
@ -20045,7 +20032,7 @@ EOF
else else
cat > conftest.$ac_ext <<EOF cat > conftest.$ac_ext <<EOF
#line 20049 "configure" #line 20036 "configure"
#include "confdefs.h" #include "confdefs.h"
#include <sys/resource.h> #include <sys/resource.h>
#include <unistd.h> #include <unistd.h>
@ -20054,7 +20041,7 @@ int main() {
struct rlimit r; setrlimit(0, &r); struct rlimit r; setrlimit(0, &r);
; return 0; } ; return 0; }
EOF EOF
if { (eval echo configure:20058: \"$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* rm -rf conftest*
ac_setrlimit=yes ac_setrlimit=yes
else else
@ -20070,7 +20057,7 @@ fi
fi fi
echo $ac_n "checking for testsuite memory limit support""... $ac_c" 1>&6 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 if test $setrlimit_have_headers = yes && test $ac_setrlimit = yes; then
ac_mem_limits=yes ac_mem_limits=yes
cat >> confdefs.h <<\EOF cat >> confdefs.h <<\EOF
@ -20084,15 +20071,62 @@ EOF
# Look for setenv, so that extended locale tests can be performed. # 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 do
echo $ac_n "checking for $ac_func""... $ac_c" 1>&6 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_$ac_func'+set}'`\" = set"; then if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6 echo $ac_n "(cached) $ac_c" 1>&6
else else
cat > conftest.$ac_ext <<EOF cat > conftest.$ac_ext <<EOF
#line 20096 "configure" #line 20130 "configure"
#include "confdefs.h" #include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes, /* System header to define __stub macros and hopefully few prototypes,
which can conflict with char $ac_func(); below. */ which can conflict with char $ac_func(); below. */
@ -20115,7 +20149,7 @@ $ac_func();
; return 0; } ; return 0; }
EOF EOF
if { (eval echo configure:20119: \"$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* rm -rf conftest*
eval "ac_cv_func_$ac_func=yes" eval "ac_cv_func_$ac_func=yes"
else else
@ -20138,6 +20172,8 @@ else
echo "$ac_t""no" 1>&6 echo "$ac_t""no" 1>&6
fi fi
done done
fi
fi fi
@ -20168,18 +20204,18 @@ fi
# Check to see if libgcc_s exists, indicating that shared libgcc is possible. # 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 $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" ac_save_CFLAGS="$CFLAGS"
CFLAGS=' -lgcc_s' CFLAGS=' -lgcc_s'
cat > conftest.$ac_ext <<EOF cat > conftest.$ac_ext <<EOF
#line 20176 "configure" #line 20212 "configure"
#include "confdefs.h" #include "confdefs.h"
int main() { int main() {
return 0 return 0
; return 0; } ; return 0; }
EOF EOF
if { (eval echo configure:20183: \"$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* rm -rf conftest*
glibcpp_shared_libgcc=yes glibcpp_shared_libgcc=yes
else else
@ -20213,14 +20249,14 @@ if test $enable_symvers = yes ; then
echo 'FOO { global: f[a-z]o; local: *; };' > conftest.map echo 'FOO { global: f[a-z]o; local: *; };' > conftest.map
cat > conftest.$ac_ext <<EOF cat > conftest.$ac_ext <<EOF
#line 20217 "configure" #line 20253 "configure"
#include "confdefs.h" #include "confdefs.h"
int foo; int foo;
int main() { int main() {
; return 0; } ; return 0; }
EOF EOF
if { (eval echo configure:20224: \"$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* rm -rf conftest*
enable_symvers=gnu enable_symvers=gnu
else else
@ -20262,7 +20298,7 @@ else
GLIBCPP_BUILD_VERSIONED_SHLIB_FALSE= GLIBCPP_BUILD_VERSIONED_SHLIB_FALSE=
fi fi
echo $ac_n "checking versioning on shared library symbols""... $ac_c" 1>&6 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""$enable_symvers" 1>&6 echo "$ac_t""$enable_symvers" 1>&6
@ -20352,13 +20388,13 @@ glibcpp_toolexeclibdir=no
glibcpp_prefixdir=${prefix} glibcpp_prefixdir=${prefix}
echo $ac_n "checking for interface version number""... $ac_c" 1>&6 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 libstdcxx_interface=$INTERFACE
echo "$ac_t""$libstdcxx_interface" 1>&6 echo "$ac_t""$libstdcxx_interface" 1>&6
# Process the option --with-gxx-include-dir=<path to include-files directory> # 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 $ac_n "checking for --with-gxx-include-dir""... $ac_c" 1>&6
echo "configure:20362: checking for --with-gxx-include-dir" >&5 echo "configure:20398: checking for --with-gxx-include-dir" >&5
# Check whether --with-gxx-include-dir or --without-gxx-include-dir was given. # Check whether --with-gxx-include-dir or --without-gxx-include-dir was given.
if test "${with_gxx_include_dir+set}" = set; then if test "${with_gxx_include_dir+set}" = set; then
withval="$with_gxx_include_dir" 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" # Process the option "--enable-version-specific-runtime-libs"
echo $ac_n "checking for --enable-version-specific-runtime-libs""... $ac_c" 1>&6 echo $ac_n "checking for --enable-version-specific-runtime-libs""... $ac_c" 1>&6
echo "configure:20386: checking for --enable-version-specific-runtime-libs" >&5 echo "configure:20422: checking for --enable-version-specific-runtime-libs" >&5
# Check whether --enable-version-specific-runtime-libs or --disable-version-specific-runtime-libs was given. # Check whether --enable-version-specific-runtime-libs or --disable-version-specific-runtime-libs was given.
if test "${enable_version_specific_runtime_libs+set}" = set; then if test "${enable_version_specific_runtime_libs+set}" = set; then
enableval="$enable_version_specific_runtime_libs" enableval="$enable_version_specific_runtime_libs"
@ -20429,7 +20465,7 @@ if test x"$glibcpp_toolexecdir" = x"no"; then
fi fi
echo $ac_n "checking for install location""... $ac_c" 1>&6 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""$gxx_include_dir" 1>&6 echo "$ac_t""$gxx_include_dir" 1>&6