[disorder] / lib / syscalls.h

/*
 * This file is part of DisOrder.
 * Copyright (C) 2004, 2005 Richard Kettlewell
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, 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
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
 * USA
 */

#ifndef SYSCALLS_H
#define SYSCALLS_H

/* various error-handling wrappers.  Not actually all system calls! */

struct sockaddr;
struct sigaction;
struct timezone;

#include <sys/socket.h>
#include <signal.h>
#include <stdio.h>

#include "types.h"

pid_t xfork(void);
void xclose(int);
void xdup2(int, int);
void xpipe(int *);
int xfcntl(int, int, long);
void xlisten(int, int);
void xshutdown(int, int);
void xsetsockopt(int, int, int, const void *, socklen_t);
int xsocket(int, int, int);
void xconnect(int, const struct sockaddr *, socklen_t);
void xsigprocmask(int how, const sigset_t *set, sigset_t *oldset);
void xsigaction(int sig, const struct sigaction *sa, struct sigaction *oldsa);
int xprintf(const char *, ...)
  attribute((format (printf, 1, 2)));
void xfclose(FILE *);
int xnice(int);
void xgettimeofday(struct timeval *, struct timezone *);
/* the above all call @fatal@ if the system call fails */

void nonblock(int fd);
void cloexec(int fd);
/* make @fd@ non-blocking/close-on-exec; call @fatal@ on error. */

int mustnotbeminus1(const char *what, int value);
/* If @value@ is -1, report an error including @what@. */

int xstrtol(long *n, const char *s, char **ep, int base);
int xstrtoll(long_long *n, const char *s, char **ep, int base);
/* like strtol() but returns errno on error, 0 on success */

#endif /* SYSCALLS_H */

/*
Local Variables:
c-basic-offset:2
comment-column:40
End:
*/
Commit	Line	Data
460b9539	1	/*
	2	* This file is part of DisOrder.
	3	* Copyright (C) 2004, 2005 Richard Kettlewell
	4	*
	5	* This program is free software; you can redistribute it and/or modify
	6	* it under the terms of the GNU General Public License as published by
	7	* the Free Software Foundation; either version 2 of the License, or
	8	* (at your option) any later version.
	9	*
	10	* This program is distributed in the hope that it will be useful, but
	11	* WITHOUT ANY WARRANTY; without even the implied warranty of
	12	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	13	* General Public License for more details.
	14	*
	15	* You should have received a copy of the GNU General Public License
	16	* along with this program; if not, write to the Free Software
	17	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
	18	* USA
	19	*/
	20
	21	#ifndef SYSCALLS_H
	22	#define SYSCALLS_H
	23
	24	/* various error-handling wrappers. Not actually all system calls! */
	25
	26	struct sockaddr;
	27	struct sigaction;
	28	struct timezone;
	29
	30	#include <sys/socket.h>
	31	#include <signal.h>
	32	#include <stdio.h>
	33
	34	#include "types.h"
	35
	36	pid_t xfork(void);
	37	void xclose(int);
	38	void xdup2(int, int);
	39	void xpipe(int *);
	40	int xfcntl(int, int, long);
	41	void xlisten(int, int);
	42	void xshutdown(int, int);
	43	void xsetsockopt(int, int, int, const void *, socklen_t);
	44	int xsocket(int, int, int);
	45	void xconnect(int, const struct sockaddr *, socklen_t);
	46	void xsigprocmask(int how, const sigset_t set, sigset_t oldset);
	47	void xsigaction(int sig, const struct sigaction sa, struct sigaction oldsa);
	48	int xprintf(const char *, ...)
	49	attribute((format (printf, 1, 2)));
	50	void xfclose(FILE *);
	51	int xnice(int);
	52	void xgettimeofday(struct timeval , struct timezone );
	53	/* the above all call @fatal@ if the system call fails */
	54
	55	void nonblock(int fd);
	56	void cloexec(int fd);
	57	/* make @fd@ non-blocking/close-on-exec; call @fatal@ on error. */
	58
	59	int mustnotbeminus1(const char *what, int value);
	60	/* If @value@ is -1, report an error including @what@. */
	61
	62	int xstrtol(long n, const char s, char **ep, int base);
	63	int xstrtoll(long_long n, const char s, char **ep, int base);
	64	/* like strtol() but returns errno on error, 0 on success */
65
66	#endif /* SYSCALLS_H */
67
68	/*
69	Local Variables:
70	c-basic-offset:2
71	comment-column:40
72	End:
73	*/