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-rw-r--r--gl/m4/vsnprintf.m424
1 files changed, 20 insertions, 4 deletions
diff --git a/gl/m4/vsnprintf.m4 b/gl/m4/vsnprintf.m4
index cb8a9b18..accc79f8 100644
--- a/gl/m4/vsnprintf.m4
+++ b/gl/m4/vsnprintf.m4
@@ -1,13 +1,29 @@
-# vsnprintf.m4 serial 2
-dnl Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
+# vsnprintf.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_VSNPRINTF],
[
- AC_REPLACE_FUNCS(vsnprintf)
- AC_CHECK_DECLS_ONCE(vsnprintf)
+ AC_REQUIRE([gl_STDIO_H_DEFAULTS])
+ AC_CHECK_FUNCS([vsnprintf])
+ if test $ac_cv_func_vsnprintf = no; then
+ gl_REPLACE_VSNPRINTF
+ fi
+ AC_CHECK_DECLS_ONCE([vsnprintf])
+ if test $ac_cv_have_decl_vsnprintf = no; then
+ HAVE_DECL_VSNPRINTF=0
+ fi
+])
+
+AC_DEFUN([gl_REPLACE_VSNPRINTF],
+[
+ AC_REQUIRE([gl_STDIO_H_DEFAULTS])
+ AC_LIBOBJ([vsnprintf])
+ if test $ac_cv_func_vsnprintf = yes; then
+ REPLACE_VSNPRINTF=1
+ fi
gl_PREREQ_VSNPRINTF
])