libdaemon 0.14
dfork.h
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1#ifndef foodaemonforkhfoo
2#define foodaemonforkhfoo
3
4/***
5 This file is part of libdaemon.
6
7 Copyright 2003-2008 Lennart Poettering
8
9 libdaemon is free software; you can redistribute it and/or modify
10 it under the terms of the GNU Lesser General Public License as
11 published by the Free Software Foundation, either version 2.1 of the
12 License, or (at your option) any later version.
13
14 libdaemon is distributed in the hope that it will be useful, but
15 WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 Lesser General Public License for more details.
18
19 You should have received a copy of the GNU Lesser General Public
20 License along with libdaemon. If not, see
21 <http://www.gnu.org/licenses/>.
22***/
23
24#include <sys/types.h>
25
26#ifdef __cplusplus
27extern "C" {
28#endif
29
63pid_t daemon_fork(void);
64
72
81
91int daemon_retval_wait(int timeout);
92
101
106#define DAEMON_CLOSE_ALL_AVAILABLE 1
107
112int daemon_close_all(int except_fd, ...);
113
118int daemon_close_allv(const int except_fds[]);
119
124#define DAEMON_UNBLOCK_SIGS_AVAILABLE 1
125
130int daemon_unblock_sigs(int except, ...);
131
136int daemon_unblock_sigsv(const int except[]);
137
142#define DAEMON_RESET_SIGS_AVAILABLE 1
143
148int daemon_reset_sigs(int except, ...);
149
154int daemon_reset_sigsv(const int except[]);
155
156#ifdef __cplusplus
157}
158#endif
159
160#endif
int daemon_unblock_sigs(int except,...)
Unblock all signals except those passed.
int daemon_unblock_sigsv(const int except[])
Same as daemon_unblock_sigs() but takes an array of signals, terminated by -1.
void daemon_retval_done(void)
Frees the resources allocated by daemon_retval_init().
int daemon_reset_sigs(int except,...)
Reset all signal handlers except those passed.
int daemon_close_allv(const int except_fds[])
Same as daemon_close_all but takes an array of fds, terminated by -1.
int daemon_close_all(int except_fd,...)
Close all file descriptors except those passed.
int daemon_reset_sigsv(const int except[])
Same as daemon_reset_sigs() but takes an array of signals, terminated by -1.
pid_t daemon_fork(void)
Does a daemonizing fork().
int daemon_retval_wait(int timeout)
Return the value sent by the child via the daemon_retval_send() function, but wait only the specified...
int daemon_retval_send(int s)
Send the specified integer to the parent process.
int daemon_retval_init(void)
Allocate and initialize resources required by the daemon_retval_xxx() functions.