-# warn-on-use.m4 serial 3
-dnl Copyright (C) 2010-2011 Free Software Foundation, Inc.
+# warn-on-use.m4 serial 5
+dnl Copyright (C) 2010-2013 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.
# some systems declare functions in the wrong header, then INCLUDES
# should do likewise.
#
-# If you assume C89, then it is generally safe to assume declarations
-# for functions declared in that standard (such as gets) without
+# It is generally safe to assume declarations for functions declared
+# in the intersection of C89 and C11 (such as printf) without
# needing gl_WARN_ON_USE_PREPARE.
AC_DEFUN([gl_WARN_ON_USE_PREPARE],
[
[@%:@undef $gl_func
(void) $gl_func;])],
[AS_VAR_SET(gl_Symbol, [yes])], [AS_VAR_SET(gl_Symbol, [no])])])
- AS_VAR_IF(gl_Symbol, [yes],
- [AC_DEFINE_UNQUOTED(AS_TR_CPP([HAVE_RAW_DECL_$gl_func]), [1])
+ AS_VAR_IF(gl_Symbol, [yes],
+ [AC_DEFINE_UNQUOTED(AS_TR_CPP([HAVE_RAW_DECL_$gl_func]), [1])
dnl shortcut - if the raw declaration exists, then set a cache
dnl variable to allow skipping any later AC_CHECK_DECL efforts
eval ac_cv_have_decl_$gl_func=yes])