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| author | Andrew Bartlett <abartlet@samba.org> | 2005-08-15 01:38:21 +0000 |
|---|---|---|
| committer | Gerald (Jerry) Carter <jerry@samba.org> | 2007-10-10 13:33:23 -0500 |
| commit | 65ec408473972099f08d3ff0485e5f07244ad94c (patch) | |
| tree | be5bcfcfbb0d2449e897e1b3482c935dc7afad84 /source4/heimdal/cf | |
| parent | d452cd061cbc8a1a4fcf78139fd5386800f4f48d (diff) | |
| download | samba-65ec408473972099f08d3ff0485e5f07244ad94c.tar.gz samba-65ec408473972099f08d3ff0485e5f07244ad94c.tar.bz2 samba-65ec408473972099f08d3ff0485e5f07244ad94c.zip | |
r9305: Use the check-var.m4 from roken to really, really detect h_errno correctly.
This fixes the build on Fedora Core 4.
Andrew Bartlett
(This used to be commit aa36b2adad0d66b8171aa3ccca3057298361bec5)
Diffstat (limited to 'source4/heimdal/cf')
| -rw-r--r-- | source4/heimdal/cf/check-var.m4 | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/source4/heimdal/cf/check-var.m4 b/source4/heimdal/cf/check-var.m4 new file mode 100644 index 0000000000..41401f6dd9 --- /dev/null +++ b/source4/heimdal/cf/check-var.m4 @@ -0,0 +1,25 @@ +dnl $Id: check-var.m4,v 1.12 2005/06/16 18:59:10 lha Exp $ +dnl +dnl rk_CHECK_VAR(variable, includes) +AC_DEFUN([rk_CHECK_VAR], [ +AC_MSG_CHECKING(for $1) +AC_CACHE_VAL(ac_cv_var_$1, [ +m4_ifval([$2],[ + AC_LINK_IFELSE([AC_LANG_PROGRAM([[$2 + void * foo(void) { return &$1; }]],[[foo()]])], + [ac_cv_var_$1=yes],[ac_cv_var_$1=no])]) +if test "$ac_cv_var_$1" != yes ; then +AC_LINK_IFELSE([AC_LANG_PROGRAM([[extern int $1; +int foo(void) { return $1; }]],[[foo()]])], + [ac_cv_var_$1=yes],[ac_cv_var_$1=no]) +fi +]) +ac_foo=`eval echo \\$ac_cv_var_$1` +AC_MSG_RESULT($ac_foo) +if test "$ac_foo" = yes; then + AC_DEFINE_UNQUOTED(AS_TR_CPP(HAVE_[]$1), 1, + [Define if you have the `]$1[' variable.]) + m4_ifval([$2], AC_CHECK_DECLS([$1],[],[],[$2])) +fi +]) + |