X-Git-Url: https://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fstpncpy.m4;h=09f09f645db432e81aa76ee100281ef0df80e7fc;hb=da8054d48dc22e1c051db54049e005d51a006e69;hp=72f2026ecdd9dc2159c3bbfee0d1c8ff379c1438;hpb=1f8c872f267bc608644d6de67aa5fab6285a8533;p=gnulib.git

diff --git a/m4/stpncpy.m4 b/m4/stpncpy.m4
index 72f2026ec..09f09f645 100644
--- a/m4/stpncpy.m4
+++ b/m4/stpncpy.m4
@@ -1,5 +1,5 @@
-# stpncpy.m4 serial 13
-dnl Copyright (C) 2002-2003, 2005-2007, 2009-2010 Free Software Foundation,
+# stpncpy.m4 serial 16
+dnl Copyright (C) 2002-2003, 2005-2007, 2009-2013 Free Software Foundation,
 dnl Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -35,7 +35,11 @@ AC_DEFUN([gl_FUNC_STPNCPY],
 #include <string.h> /* for strcpy */
 /* The stpncpy prototype is missing in <string.h> on AIX 4.  */
 #if !HAVE_DECL_STPNCPY
-extern char *stpncpy (char *dest, const char *src, size_t n);
+extern
+# ifdef __cplusplus
+"C"
+# endif
+char *stpncpy (char *dest, const char *src, size_t n);
 #endif
 int main ()
 {
@@ -70,21 +74,20 @@ int main ()
 #ifdef __GNU_LIBRARY__
   Thanks for using GNU
 #endif
-], [gl_cv_func_stpncpy=yes], [gl_cv_func_stpncpy=no])
+], [gl_cv_func_stpncpy="guessing yes"], [gl_cv_func_stpncpy="guessing no"])
         ])
     ])
-    if test $gl_cv_func_stpncpy = yes; then
-      AC_DEFINE([HAVE_STPNCPY], [1],
-        [Define if you have the stpncpy() function and it works.])
-    else
-      REPLACE_STPNCPY=1
-      AC_LIBOBJ([stpncpy])
-      gl_PREREQ_STPNCPY
-    fi
+    case "$gl_cv_func_stpncpy" in
+      *yes)
+        AC_DEFINE([HAVE_STPNCPY], [1],
+          [Define if you have the stpncpy() function and it works.])
+        ;;
+      *)
+        REPLACE_STPNCPY=1
+        ;;
+    esac
   else
     HAVE_STPNCPY=0
-    AC_LIBOBJ([stpncpy])
-    gl_PREREQ_STPNCPY
   fi
 ])