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/*
rc-misc.h
This is private to us and not for user consumption
*/
/*
* Copyright 2007 Roy Marples
* 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 __RC_MISC_H__
#define __RC_MISC_H__
#include <sys/stat.h>
#include <errno.h>
#include <stdbool.h>
#include <string.h>
#ifndef LIB
# define LIB "lib"
#endif
#define RC_LEVEL_BOOT "boot"
#define RC_LEVEL_DEFAULT "default"
#define RC_LIBDIR "/" LIB "/rc"
#define RC_SVCDIR RC_LIBDIR "/init.d"
#define RC_DEPTREE RC_SVCDIR "/deptree"
#define RC_RUNLEVELDIR "/etc/runlevels"
#define RC_INITDIR "/etc/init.d"
#define RC_CONFDIR "/etc/conf.d"
#define RC_INITDIR_LOCAL "/usr/local/etc/init.d"
#define RC_CONFDIR_LOCAL "/usr/local/etc/conf.d"
#define RC_KSOFTLEVEL RC_SVCDIR "/ksoftlevel"
#define RC_STARTING RC_SVCDIR "/rc.starting"
#define RC_STOPPING RC_SVCDIR "/rc.stopping"
#define RC_SVCDIR_STARTING RC_SVCDIR "/starting"
#define RC_SVCDIR_INACTIVE RC_SVCDIR "/inactive"
#define RC_SVCDIR_STARTED RC_SVCDIR "/started"
#define RC_SVCDIR_COLDPLUGGED RC_SVCDIR "/coldplugged"
#define RC_PLUGINDIR RC_LIBDIR "/plugins"
#define ERRX fprintf (stderr, "out of memory\n"); exit (1)
#ifdef lint
# define _unused
#endif
#if __GNUC__ > 2 || defined(__INTEL_COMPILER)
# define _unused __attribute__((__unused__))
#endif
_unused static void *xmalloc (size_t size)
{
void *value = malloc (size);
if (value)
return (value);
ERRX;
/* NOTREACHED */
}
_unused static void *xrealloc (void *ptr, size_t size)
{
void *value = realloc (ptr, size);
if (value)
return (value);
ERRX;
/* NOTREACHED */
}
_unused static char *xstrdup (const char *str)
{
char *value;
if (! str)
return (NULL);
value = strdup (str);
if (value)
return (value);
ERRX;
/* NOTREACHED */
}
#undef ERRX
_unused static bool exists (const char *pathname)
{
struct stat buf;
return (stat (pathname, &buf) == 0);
}
_unused static bool existss (const char *pathname)
{
struct stat buf;
return (stat (pathname, &buf) == 0 && buf.st_size != 0);
}
char *rc_conf_value (const char *var);
bool rc_conf_yesno (const char *var);
char **env_filter (void);
char **env_config (void);
bool service_plugable (const char *service);
int signal_setup (int sig, void (*handler)(int));
/* basename_c never modifies the argument. As such, if there is a trailing
* slash then an empty string is returned. */
_unused static const char *basename_c (const char *path)
{
const char *slash = strrchr (path, '/');
if (slash)
return (++slash);
return (path);
}
#endif
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