52 lines
1.4 KiB
C
52 lines
1.4 KiB
C
/* This testcase is part of GDB, the GNU debugger.
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Copyright 2017-2022 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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/* This program is intended to be started outside of gdb, and then
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attached to by gdb. It loops for a while, but not forever. */
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#include <unistd.h>
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#include <stdio.h>
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#include <sys/types.h>
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#include <termios.h>
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#include <unistd.h>
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#include <signal.h>
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int
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main ()
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{
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/* In case we inherit SIG_IGN. */
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signal (SIGTTOU, SIG_DFL);
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alarm (240);
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int count = 0;
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while (1)
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{
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struct termios termios;
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printf ("pid=%ld, count=%d\n", (long) getpid (), count++);
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/* This generates a SIGTTOU if our progress group is not in the
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foreground. */
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tcgetattr (0, &termios);
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tcsetattr (0, TCSANOW, &termios);
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usleep (100000);
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}
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return 0;
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}
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