44 lines
1.4 KiB
C
44 lines
1.4 KiB
C
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/* This testcase is part of GDB, the GNU debugger.
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Copyright 2018 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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#include <stdio.h>
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#include <sys/types.h>
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#include <unistd.h>
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/* This is set to 1 by the debugger post attach to continue to the
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watchpoint trigger. */
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volatile int should_continue = 0;
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/* The variable to place a watchpoint on. */
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volatile int watched_variable = 0;
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int
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main (void)
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{
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unsigned int counter = 1;
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int mypid = getpid ();
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/* Wait for the debugger to attach, but not indefinitely so this
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test program is not left hanging around. */
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for (counter = 0; !should_continue && counter < 100; counter++)
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sleep (1); /* pidacquired */
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/* Trigger a watchpoint. */
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watched_variable = 4;
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printf ("My variable is %d\n", watched_variable);
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return 0;
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}
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