/usr/share/gettext/intl/threadlib.c is in gettext 0.18.1.1-9.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 | /* Multithreading primitives.
Copyright (C) 2005-2009 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify it
under the terms of the GNU Library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
USA. */
/* Written by Bruno Haible <bruno@clisp.org>, 2005. */
#include <config.h>
/* ========================================================================= */
#if USE_POSIX_THREADS
/* Use the POSIX threads library. */
# include <pthread.h>
# include <stdlib.h>
# if PTHREAD_IN_USE_DETECTION_HARD
/* The function to be executed by a dummy thread. */
static void *
dummy_thread_func (void *arg)
{
return arg;
}
int
glthread_in_use (void)
{
static int tested;
static int result; /* 1: linked with -lpthread, 0: only with libc */
if (!tested)
{
pthread_t thread;
if (pthread_create (&thread, NULL, dummy_thread_func, NULL) != 0)
/* Thread creation failed. */
result = 0;
else
{
/* Thread creation works. */
void *retval;
if (pthread_join (thread, &retval) != 0)
abort ();
result = 1;
}
tested = 1;
}
return result;
}
# endif
#endif
/* ========================================================================= */
/* This declaration is solely to ensure that after preprocessing
this file is never empty. */
typedef int dummy;
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