2 * Copyright (c) 2010-2011 Todd C. Miller <Todd.Miller@courtesan.com>
4 * Permission to use, copy, modify, and distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
21 * Special values to indicate whether continuing in foreground or background.
27 * Symbols shared between exec.c and exec_pty.c
31 int sudo_execve(const char *path, char *const argv[], char *const envp[], int noexec);
32 int pipe_nonblock(int fds[2]);
33 extern volatile pid_t cmnd_pid;
36 struct command_details;
37 struct command_status;
38 int fork_pty(struct command_details *details, int sv[], int *maxfd, sigset_t *omask);
39 int perform_io(fd_set *fdsr, fd_set *fdsw, struct command_status *cstat);
40 int suspend_parent(int signo);
41 void fd_set_iobs(fd_set *fdsr, fd_set *fdsw);
43 void handler(int s, siginfo_t *info, void *context);
47 void pty_close(struct command_status *cstat);
48 void pty_setup(uid_t uid, const char *tty, const char *utmp_user);
49 void terminate_command(pid_t pid, bool use_pgrp);
50 extern int signal_pipe[2];
53 bool utmp_login(const char *from_line, const char *to_line, int ttyfd,
55 bool utmp_logout(const char *line, int status);
57 #endif /* _SUDO_EXEC_H */