diff options
Diffstat (limited to 'cf/proto-compat.m4')
| -rw-r--r-- | cf/proto-compat.m4 | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/cf/proto-compat.m4 b/cf/proto-compat.m4 new file mode 100644 index 0000000..0da8b25 --- /dev/null +++ b/cf/proto-compat.m4 @@ -0,0 +1,21 @@ +dnl $Id: proto-compat.m4 14166 2004-08-26 12:35:42Z joda $ +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]) +])
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