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author | markm <markm@FreeBSD.org> | 2000-01-09 20:58:00 +0000 |
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committer | markm <markm@FreeBSD.org> | 2000-01-09 20:58:00 +0000 |
commit | 5f68254a360fdb4f3ebc30f6ad6507556425dd0a (patch) | |
tree | a96b9cd24173c10bba3fd7e2acf5d68e5bb0773e /crypto/heimdal/cf/have-pragma-weak.m4 | |
parent | d88c9767e1793993cc2242ccfb9a8ba002a061c6 (diff) | |
parent | 4ecbd6db44d79348bc815f31096e53104f50838b (diff) | |
download | FreeBSD-src-5f68254a360fdb4f3ebc30f6ad6507556425dd0a.zip FreeBSD-src-5f68254a360fdb4f3ebc30f6ad6507556425dd0a.tar.gz |
This commit was generated by cvs2svn to compensate for changes in r55682,
which included commits to RCS files with non-trunk default branches.
Diffstat (limited to 'crypto/heimdal/cf/have-pragma-weak.m4')
-rw-r--r-- | crypto/heimdal/cf/have-pragma-weak.m4 | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/crypto/heimdal/cf/have-pragma-weak.m4 b/crypto/heimdal/cf/have-pragma-weak.m4 new file mode 100644 index 0000000..330e601 --- /dev/null +++ b/crypto/heimdal/cf/have-pragma-weak.m4 @@ -0,0 +1,37 @@ +dnl $Id: have-pragma-weak.m4,v 1.3 1999/03/01 11:55:25 joda Exp $ +dnl +AC_DEFUN(AC_HAVE_PRAGMA_WEAK, [ +if test "${enable_shared}" = "yes"; then +AC_MSG_CHECKING(for pragma weak) +AC_CACHE_VAL(ac_have_pragma_weak, [ +ac_have_pragma_weak=no +cat > conftest_foo.$ac_ext <<'EOF' +[#]line __oline__ "configure" +#include "confdefs.h" +#pragma weak foo = _foo +int _foo = 17; +EOF +cat > conftest_bar.$ac_ext <<'EOF' +[#]line __oline__ "configure" +#include "confdefs.h" +extern int foo; + +int t() { + return foo; +} + +int main() { + return t(); +} +EOF +if AC_TRY_EVAL('CC -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest_foo.$ac_ext conftest_bar.$ac_ext 1>&AC_FD_CC'); then +ac_have_pragma_weak=yes +fi +rm -rf conftest* +]) +if test "$ac_have_pragma_weak" = "yes"; then + AC_DEFINE(HAVE_PRAGMA_WEAK, 1, [Define this if your compiler supports \`#pragma weak.'])dnl +fi +AC_MSG_RESULT($ac_have_pragma_weak) +fi +]) |