vbatts/grub
1
0
Fork 0
Code Issues Pull requests Releases Wiki Activity

Import new gnulib.

Browse source
This commit is contained in:
Vladimir 'phcoder' Serbinenko 2013-04-11 21:12:46 +02:00
parent 93cd84df63
commit 053cfcddf1
255 changed files with 12578 additions and 4948 deletions
Download patch file Download diff file Expand all files Collapse all files

33
m4/sleep.m4
View file

@ -1,5 +1,5 @@
# sleep.m4 serial 3
dnl Copyright (C) 2007-2010 Free Software Foundation, Inc.
# sleep.m4 serial 7
dnl Copyright (C) 2007-2013 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.
@ -7,16 +7,16 @@ dnl with or without modifications, as long as this notice is preserved.
AC_DEFUN([gl_FUNC_SLEEP],
[
AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles
dnl We expect to see the declaration of sleep() in a header file.
dnl Older versions of mingw have a sleep() function that is an alias to
dnl _sleep() in MSVCRT. It has a different signature than POSIX sleep():
dnl it takes the number of milliseconds as argument and returns void.
dnl mingw does not declare this function.
AC_CHECK_DECLS([sleep], , , [#include <unistd.h>])
AC_CHECK_DECLS([sleep], , , [[#include <unistd.h>]])
AC_CHECK_FUNCS_ONCE([sleep])
if test $ac_cv_have_decl_sleep != yes; then
HAVE_SLEEP=0
AC_LIBOBJ([sleep])
else
dnl Cygwin 1.5.x has a bug where sleep can't exceed 49.7 days.
AC_CACHE_CHECK([for working sleep], [gl_cv_func_sleep_works],
@ -38,12 +38,25 @@ handle_alarm (int sig)
signal (SIGALRM, handle_alarm);
alarm (1);
remaining = sleep (pentecost);
return !(pentecost - 10 < remaining && remaining <= pentecost);]])],
if (remaining > pentecost)
return 3;
if (remaining <= pentecost - 10)
return 4;
return 0;
]])],
[gl_cv_func_sleep_works=yes], [gl_cv_func_sleep_works=no],
[gl_cv_func_sleep_works="guessing no"])])
if test "$gl_cv_func_sleep_works" != yes; then
REPLACE_SLEEP=1
AC_LIBOBJ([sleep])
fi
[case "$host_os" in
# Guess yes on glibc systems.
*-gnu*) gl_cv_func_sleep_works="guessing yes" ;;
# If we don't know, assume the worst.
*) gl_cv_func_sleep_works="guessing no" ;;
esac
])])
case "$gl_cv_func_sleep_works" in
*yes) ;;
*)
REPLACE_SLEEP=1
;;
esac
fi
])