libbacktrace: declare getpagesize if necessary

Fixes https://gcc.gnu.org/PR95012.
This commit is contained in:
Ian Lance Taylor
2020-05-11 10:54:46 -07:00
parent 7206f5bd06
commit 14465a9574
5 changed files with 23 additions and 1 deletions

10
configure vendored
View File

@@ -12453,6 +12453,16 @@ fi
cat >>confdefs.h <<_ACEOF
#define HAVE_DECL_STRNLEN $ac_have_decl
_ACEOF
ac_fn_c_check_decl "$LINENO" "getpagesize" "ac_cv_have_decl_getpagesize" "$ac_includes_default"
if test "x$ac_cv_have_decl_getpagesize" = xyes; then :
ac_have_decl=1
else
ac_have_decl=0
fi
cat >>confdefs.h <<_ACEOF
#define HAVE_DECL_GETPAGESIZE $ac_have_decl
_ACEOF
for ac_func in lstat readlink
do :