wine/libs/port/gettid.c

/*
 * gettid function
 *
 * Copyright 2003 Alexandre Julliard
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */

#include "config.h"
#include "wine/port.h"

#ifndef HAVE_GETTID

pid_t gettid(void)
{
#if defined(__linux__) && defined(__i386__)
    pid_t ret;
    __asm__("int $0x80" : "=a" (ret) : "0" (224) /* SYS_gettid */);
    if (ret < 0) ret = -1;
    return ret;
#else
    return -1;  /* FIXME */
#endif
}

#endif  /* HAVE_GETTID */