--- parser3/acsite.m4	2003/03/27 15:45:13	1.1.2.2
+++ parser3/acsite.m4	2024/12/08 00:50:20	1.117
@@ -1,5 +1,5 @@
 # paf@design.ru
-# included in configure.in
+# included in configure.ac
 
 AC_DEFUN([PA_CHECK_MATH_FUNC_ONE_ARG],[
 AC_MSG_CHECKING(for (maybe built-in) math function $1)
@@ -20,13 +20,32 @@ $3])
 
 AC_DEFUN([PA_CHECK_MATH_FUNCS_ONE_ARG],[
 AC_FOREACH([AC_Func], [$1],
-  [AH_TEMPLATE(AS_TR_CPP(HAVE_[]AC_Func),
+  [AH_TEMPLATE(AS_TR_CPP([HAVE_]AC_Func),
                [Define to 1 if you have the `]AC_Func[' (maybe built-in) math function function.])])dnl
 
 for pa_func in $1
 do
 PA_CHECK_MATH_FUNC_ONE_ARG($pa_func,
-              [AC_DEFINE_UNQUOTED([AS_TR_CPP([HAVE_$pa_func]) $2])],
+	      [AC_DEFINE_UNQUOTED(AS_TR_CPP([HAVE_$pa_func]) $2)],
               [$3])dnl
 done
 ])
+
+
+AC_DEFUN([PA_CHECK_SIGSETJMP],[
+pa_func=sigsetjmp
+AC_MSG_CHECKING(for (maybe built-in) function $pa_func)
+AC_TRY_COMPILE([
+#ifdef HAVE_SETJMP_H
+#	include <setjmp.h>
+#endif
+],[
+        $pa_func(0,0);
+],
+[AC_MSG_RESULT(yes)
+AC_DEFINE_UNQUOTED(AS_TR_CPP([HAVE_$pa_func]))
+],
+[AC_MSG_RESULT(no)
+])
+]
+)