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NEWS.stable: log cherry-pick [d828cda]->[6add58a] imaxdiv: Avoid link error on OSF...
[gnulib.git]
/
m4
/
lseek.m4
diff --git
a/m4/lseek.m4
b/m4/lseek.m4
index
9bf4dc2
..
b454884
100644
(file)
--- a/
m4/lseek.m4
+++ b/
m4/lseek.m4
@@
-1,5
+1,5
@@
-# lseek.m4 serial
5
-dnl Copyright (C) 2007, 2009
, 2010
Free Software Foundation, Inc.
+# lseek.m4 serial
7
+dnl Copyright (C) 2007, 2009
-2011
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.
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.
@@
-10,15
+10,13
@@
AC_DEFUN([gl_FUNC_LSEEK],
AC_REQUIRE([AC_PROG_CC])
AC_CACHE_CHECK([whether lseek detects pipes], [gl_cv_func_lseek_pipe],
[if test $cross_compiling = no; then
AC_REQUIRE([AC_PROG_CC])
AC_CACHE_CHECK([whether lseek detects pipes], [gl_cv_func_lseek_pipe],
[if test $cross_compiling = no; then
- AC_LINK_IFELSE([
+ AC_LINK_IFELSE([
AC_LANG_PROGRAM([[
#include <sys/types.h> /* for off_t */
#include <stdio.h> /* for SEEK_CUR */
#include <sys/types.h> /* for off_t */
#include <stdio.h> /* for SEEK_CUR */
-#include <unistd.h>
-int main ()
-{
+#include <unistd.h>]], [[
/* Exit with success only if stdin is seekable. */
return lseek (0, (off_t)0, SEEK_CUR) < 0;
/* Exit with success only if stdin is seekable. */
return lseek (0, (off_t)0, SEEK_CUR) < 0;
-
}
],
+
]])
],
[if test -s conftest$ac_exeext \
&& ./conftest$ac_exeext < conftest.$ac_ext \
&& test 1 = "`echo hi \
[if test -s conftest$ac_exeext \
&& ./conftest$ac_exeext < conftest.$ac_ext \
&& test 1 = "`echo hi \
@@
-29,23
+27,16
@@
int main ()
fi],
[gl_cv_func_lseek_pipe=no])
else
fi],
[gl_cv_func_lseek_pipe=no])
else
- AC_COMPILE_IFELSE([
+ AC_COMPILE_IFELSE([
AC_LANG_SOURCE([[
#if ((defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__) || defined __BEOS__
/* mingw and BeOS mistakenly return 0 when trying to seek on pipes. */
Choke me.
#if ((defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__) || defined __BEOS__
/* mingw and BeOS mistakenly return 0 when trying to seek on pipes. */
Choke me.
-#endif],
+#endif]
])]
,
[gl_cv_func_lseek_pipe=yes], [gl_cv_func_lseek_pipe=no])
fi])
if test $gl_cv_func_lseek_pipe = no; then
[gl_cv_func_lseek_pipe=yes], [gl_cv_func_lseek_pipe=no])
fi])
if test $gl_cv_func_lseek_pipe = no; then
- gl_REPLACE_LSEEK
+ REPLACE_LSEEK=1
+ AC_DEFINE([LSEEK_PIPE_BROKEN], [1],
+ [Define to 1 if lseek does not detect pipes.])
fi
])
fi
])
-
-AC_DEFUN([gl_REPLACE_LSEEK],
-[
- AC_LIBOBJ([lseek])
- AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
- REPLACE_LSEEK=1
- AC_DEFINE([LSEEK_PIPE_BROKEN], [1],
- [Define to 1 if lseek does not detect pipes.])
-])