summaryrefslogtreecommitdiffstats
path: root/m4/check_define.m4
diff options
context:
space:
mode:
authorLennart Poettering <lennart@poettering.net>2008-08-18 23:52:44 +0200
committerLennart Poettering <lennart@poettering.net>2008-08-18 23:52:44 +0200
commit3d2d6ca958719c03fa541dda48037501919a55de (patch)
treec0e378f622f2e65b2bf5e622ae94bd6de03b4d6a /m4/check_define.m4
parent46f0f9ed8bb2cda7c1f19b5d900e2954d7aa1f27 (diff)
parent016fcd92d412cb453a062b69053bc49a742fff56 (diff)
Merge commit 'flameeyes/autoconf-2.62'
Diffstat (limited to 'm4/check_define.m4')
-rw-r--r--m4/check_define.m413
1 files changed, 13 insertions, 0 deletions
diff --git a/m4/check_define.m4 b/m4/check_define.m4
new file mode 100644
index 00000000..43edc78e
--- /dev/null
+++ b/m4/check_define.m4
@@ -0,0 +1,13 @@
+AC_DEFUN([AC_CHECK_DEFINE],[
+AS_VAR_PUSHDEF([ac_var],[ac_cv_defined_$1_$2])dnl
+AC_CACHE_CHECK([for $1 in $2], ac_var,
+AC_TRY_COMPILE([#include <$2>],[
+ #ifdef $1
+ int ok;
+ #else
+ choke me
+ #endif
+],AS_VAR_SET(ac_var, yes),AS_VAR_SET(ac_var, no)))
+AS_IF([test AS_VAR_GET(ac_var) != "no"], [$3], [$4])dnl
+AS_VAR_POPDEF([ac_var])dnl
+])