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better test for MAP_FAILED by Ian Lindsay 

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@14567 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
alex 2005-01-21 21:32:15 +00:00
parent ded52c0bc7
commit 63d8cbd8bc
1 changed files with 14 additions and 5 deletions
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19
configure vendored
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@ -2618,6 +2618,19 @@ else
fi fi
echores "$_mman" echores "$_mman"
cat > $TMPC << EOF
#include <sys/types.h>
#include <sys/mman.h>
int main(void) { void *p = MAP_FAILED; return 0; }
EOF
_mman_has_map_failed=no
cc_check && _mman_has_map_failed=yes
if test "$_mman_has_map_failed" = yes ; then
_def_mman_has_map_failed=''
else
_def_mman_has_map_failed='#define MAP_FAILED ((void *) -1)'
fi
echocheck "dynamic loader" echocheck "dynamic loader"
cat > $TMPC << EOF cat > $TMPC << EOF
#include <dlfcn.h> #include <dlfcn.h>
@ -6806,11 +6819,6 @@ cat > config.h << EOF
/* use GNU internationalization */ /* use GNU internationalization */
$_def_i18n $_def_i18n
/* missing mmap function on libc5 systems */
#ifndef MAP_FAILED
# define MAP_FAILED ((void *) -1)
#endif
/* Runtime CPU detection */ /* Runtime CPU detection */
$_def_runtime_cpudetection $_def_runtime_cpudetection
@ -6977,6 +6985,7 @@ $_def_alloca
/* Define this if your system has the "sys/mman.h" header file */ /* Define this if your system has the "sys/mman.h" header file */
$_def_mman $_def_mman
$_def_mman_has_map_failed
/* Define this if you have the elf dynamic linker -ldl library */ /* Define this if you have the elf dynamic linker -ldl library */
$_def_dl $_def_dl