X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fsnprintf.m4;h=f21200dceae21545280f5edb354a10694c99f181;hb=606dd130bdce412935eca78598923720a7e346c4;hp=432e0375505c098bb865b3a76bed26afba951aac;hpb=44d7c1c1f004fa9bfb8ec3948de2671a7958cf5b;p=gnulib.git

diff --git a/m4/snprintf.m4 b/m4/snprintf.m4
index 432e03755..f21200dce 100644
--- a/m4/snprintf.m4
+++ b/m4/snprintf.m4
@@ -1,13 +1,29 @@
-# snprintf.m4 serial 2
-dnl Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
+# snprintf.m4 serial 4
+dnl Copyright (C) 2002, 2003, 2004, 2007 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
 dnl with or without modifications, as long as this notice is preserved.
 
 AC_DEFUN([gl_FUNC_SNPRINTF],
 [
-  AC_REPLACE_FUNCS(snprintf)
-  AC_CHECK_DECLS_ONCE(snprintf)
+  AC_REQUIRE([gl_STDIO_H_DEFAULTS])
+  AC_CHECK_FUNCS([snprintf])
+  if test $ac_cv_func_snprintf = no; then
+    gl_REPLACE_SNPRINTF
+  fi
+  AC_CHECK_DECLS_ONCE([snprintf])
+  if test $ac_cv_have_decl_snprintf = no; then
+    HAVE_DECL_SNPRINTF=0
+  fi
+])
+
+AC_DEFUN([gl_REPLACE_SNPRINTF],
+[
+  AC_REQUIRE([gl_STDIO_H_DEFAULTS])
+  AC_LIBOBJ([snprintf])
+  if test $ac_cv_func_snprintf = yes; then
+    REPLACE_SNPRINTF=1
+  fi
   gl_PREREQ_SNPRINTF
 ])