Imported Upstream version 1.4.12

This commit is contained in:
Jan Wagner 2013-11-26 23:55:28 +01:00
parent 1d1585cd09
commit 4ab9f0d24c
291 changed files with 27277 additions and 11364 deletions

View file

@ -1,4 +1,4 @@
# gnulib-common.m4 serial 2
# gnulib-common.m4 serial 3
dnl Copyright (C) 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,
@ -20,3 +20,46 @@ m4_ifdef([AC_PROG_MKDIR_P], [], [
[AC_REQUIRE([AM_PROG_MKDIR_P])dnl defined by automake
MKDIR_P='$(mkdir_p)'
AC_SUBST([MKDIR_P])])])
# AC_C_RESTRICT
# This definition overrides the AC_C_RESTRICT macro from autoconf 2.60..2.61,
# so that mixed use of GNU C and GNU C++ and mixed use of Sun C and Sun C++
# works.
# This definition can be removed once autoconf >= 2.62 can be assumed.
AC_DEFUN([AC_C_RESTRICT],
[AC_CACHE_CHECK([for C/C++ restrict keyword], ac_cv_c_restrict,
[ac_cv_c_restrict=no
# The order here caters to the fact that C++ does not require restrict.
for ac_kw in __restrict __restrict__ _Restrict restrict; do
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
[[typedef int * int_ptr;
int foo (int_ptr $ac_kw ip) {
return ip[0];
}]],
[[int s[1];
int * $ac_kw t = s;
t[0] = 0;
return foo(t)]])],
[ac_cv_c_restrict=$ac_kw])
test "$ac_cv_c_restrict" != no && break
done
])
AH_VERBATIM([restrict],
[/* Define to the equivalent of the C99 'restrict' keyword, or to
nothing if this is not supported. Do not define if restrict is
supported directly. */
#undef restrict
/* Work around a bug in Sun C++: it does not support _Restrict, even
though the corresponding Sun C compiler does, which causes
"#define restrict _Restrict" in the previous line. Perhaps some future
version of Sun C++ will work with _Restrict; if so, it'll probably
define __RESTRICT, just as Sun C does. */
#if defined __SUNPRO_CC && !defined __RESTRICT
# define _Restrict
#endif])
case $ac_cv_c_restrict in
restrict) ;;
no) AC_DEFINE([restrict], []) ;;
*) AC_DEFINE_UNQUOTED([restrict], [$ac_cv_c_restrict]) ;;
esac
])