dhcpcd/common.h

69 lines
2.3 KiB
C

/*
* dhcpcd - DHCP client daemon
* Copyright 2006-2008 Roy Marples <roy@marples.name>
* All rights reserved
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef COMMON_H
#define COMMON_H
/* string.h pulls in features.h so the below define checks work */
#include <sys/time.h>
#include <stdio.h>
#include <string.h>
#if __GNUC__ > 2 || defined(__INTEL_COMPILER)
# define _unused __attribute__((__unused__))
#else
# define _unused
#endif
#define HAVE_STRLCPY
/* Only GLIBC doesn't support strlcpy */
#ifdef __GLIBC__
# if ! defined(__UCLIBC__) && ! defined (__dietlibc__)
# undef HAVE_STRLCPY
size_t strlcpy(char *, const char *, size_t);
# endif
#endif
#define HAVE_SRANDOMDEV
#if defined(__GLIBC__) || defined(__NetBSD__)
# undef HAVE_SRANDOMDEV
void srandomdev(void);
#endif
int close_fds(void);
int close_on_exec(int);
ssize_t get_line(char **, size_t *, FILE *);
int get_time(struct timeval *);
time_t uptime(void);
void writepid(int, pid_t);
void *xrealloc(void *, size_t);
void *xmalloc(size_t);
void *xzalloc(size_t);
char *xstrdup(const char *);
#endif