-# unlocked-io.m4 serial 10
+# unlocked-io.m4 serial 15
-# Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004 Free Software
-# Foundation, Inc.
-
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2, or (at your option)
-# any later version.
-
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software Foundation,
-# Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+# Copyright (C) 1998-2006, 2009-2011 Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
dnl From Jim Meyering.
dnl
AC_DEFUN([gl_FUNC_GLIBC_UNLOCKED_IO],
[
- AC_DEFINE([USE_UNLOCKED_IO], 1,
+ AC_DEFINE([USE_UNLOCKED_IO], [1],
[Define to 1 if you want getc etc. to use unlocked I/O if available.
Unlocked I/O can improve performance in unithreaded apps,
but it is not safe for multithreaded apps.])
dnl fgets_unlocked(), fputs_unlocked() etc.
AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
- AC_CHECK_DECLS_ONCE(
- [clearerr_unlocked feof_unlocked ferror_unlocked
- fflush_unlocked fgets_unlocked fputc_unlocked fputs_unlocked
- fread_unlocked fwrite_unlocked getc_unlocked
- getchar_unlocked putc_unlocked putchar_unlocked])
+ AC_CHECK_DECLS_ONCE([clearerr_unlocked])
+ AC_CHECK_DECLS_ONCE([feof_unlocked])
+ AC_CHECK_DECLS_ONCE([ferror_unlocked])
+ AC_CHECK_DECLS_ONCE([fflush_unlocked])
+ AC_CHECK_DECLS_ONCE([fgets_unlocked])
+ AC_CHECK_DECLS_ONCE([fputc_unlocked])
+ AC_CHECK_DECLS_ONCE([fputs_unlocked])
+ AC_CHECK_DECLS_ONCE([fread_unlocked])
+ AC_CHECK_DECLS_ONCE([fwrite_unlocked])
+ AC_CHECK_DECLS_ONCE([getc_unlocked])
+ AC_CHECK_DECLS_ONCE([getchar_unlocked])
+ AC_CHECK_DECLS_ONCE([putc_unlocked])
+ AC_CHECK_DECLS_ONCE([putchar_unlocked])
])