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Remove setup_tty function

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Signed-off-by: David Oberhollenzer <david.oberhollenzer@tele2.at>
This commit is contained in:
David Oberhollenzer 2018-04-07 00:28:16 +02:00
parent ffb655126a
commit 43274e3910
4 changed files with 1 additions and 56 deletions
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2
initd/Makemodule.am
View file

@ -1,4 +1,4 @@
init_SOURCES = initd/main.c initd/runlst.c initd/init.h initd/setup_tty.c
init_SOURCES = initd/main.c initd/runlst.c initd/init.h
init_SOURCES += initd/status.c initd/mksock.c initd/svclist.c
init_CPPFLAGS = $(AM_CPPFLAGS)
init_CFLAGS = $(AM_CFLAGS)

12
initd/init.h
View file

@ -62,18 +62,6 @@ int runlst_wait(exec_t *list, const char *ctty);
*/
pid_t runlst(exec_t *list, const char *ctty);
/********** setup_tty.c **********/
/*
Initial tty setup for init. Makes /dev/console our controlling tty and
reroutes all output there. Closes stdin because we presumably won't
need it anymore.
Returns 0 on success, -1 on failure. The function takes care of
printing error messages on failure.
*/
int setup_tty(void);
/********** status.c **********/
/*

3
initd/main.c
View file

@ -225,9 +225,6 @@ int main(void)
return EXIT_FAILURE;
}
if (setup_tty())
return EXIT_FAILURE;
memset(pfd, 0, sizeof(pfd));
pfd[0].fd = sfd;
pfd[0].events = POLLIN;

40
initd/setup_tty.c
View file

@ -1,40 +0,0 @@
/* SPDX-License-Identifier: GPL-3.0-or-later */
/*
* Copyright (C) 2018 - David Oberhollenzer
*
* 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 3 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, see <https://www.gnu.org/licenses/>.
*/
#include <unistd.h>
#include <fcntl.h>
#include <stdio.h>
#include "init.h"
int setup_tty(void)
{
int fd;
fd = open("/dev/console", O_WRONLY | O_NOCTTY);
if (fd < 0) {
perror("/dev/console");
return -1;
}
close(STDIN_FILENO);
dup2(fd, STDOUT_FILENO);
dup2(fd, STDERR_FILENO);
close(fd);
return 0;
}