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-rw-r--r--third_party/heimdal/cf/proto-compat.m421
1 files changed, 21 insertions, 0 deletions
diff --git a/third_party/heimdal/cf/proto-compat.m4 b/third_party/heimdal/cf/proto-compat.m4
new file mode 100644
index 0000000..7d0fd70
--- /dev/null
+++ b/third_party/heimdal/cf/proto-compat.m4
@@ -0,0 +1,21 @@
+dnl $Id$
+dnl
+dnl
+dnl Check if the prototype of a function is compatible with another one
+dnl
+
+dnl AC_PROTO_COMPAT(includes, function, prototype)
+
+AC_DEFUN([AC_PROTO_COMPAT], [
+AC_CACHE_CHECK([if $2 is compatible with system prototype],
+ac_cv_func_$2_proto_compat,
+AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[$1]],[[$3]])],
+[eval "ac_cv_func_$2_proto_compat=yes"],
+[eval "ac_cv_func_$2_proto_compat=no"]))
+define([foo], translit($2, [a-z], [A-Z])[_PROTO_COMPATIBLE])
+if test "$ac_cv_func_$2_proto_compat" = yes; then
+ AC_DEFINE(foo, 1, [define if prototype of $2 is compatible with
+ $3])
+fi
+undefine([foo])
+]) \ No newline at end of file