4719d415b9
This patch adds a new test for stepping over clone syscall. 2016-03-03 Yao Qi <yao.qi@linaro.org> * gdb.base/step-over-syscall.exp (step_over_syscall): Kfail. Invoke step_over_syscall "clone" and break_cond_on_syscall "clone". * gdb.base/step-over-clone.c: New file.
54 lines
1.3 KiB
C
54 lines
1.3 KiB
C
/* This testcase is part of GDB, the GNU debugger.
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Copyright 2016 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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#define _GNU_SOURCE
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#include <stdlib.h>
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#include <unistd.h>
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#include <sched.h>
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static void
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marker ()
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{}
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#define STACK_SIZE 0x1000
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static int
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clone_fn (void *unused)
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{
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return 0;
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}
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int
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main (void)
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{
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int i, pid;
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unsigned char *stack[6];
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for (i = 0; i < (sizeof (stack) / sizeof (stack[0])); i++)
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stack[i] = malloc (STACK_SIZE);
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for (i = 0; i < (sizeof (stack) / sizeof (stack[0])); i++)
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{
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pid = clone (clone_fn, stack[i] + STACK_SIZE, CLONE_FILES | CLONE_VM,
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NULL);
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}
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for (i = 0; i < (sizeof (stack) / sizeof (stack[0])); i++)
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free (stack[i]);
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marker ();
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}
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