| 1 | /*
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| 2 | * Copyright (c) 2010 Martin Decky
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | /** @addtogroup killall
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| 30 | * @{
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| 31 | */
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| 32 | /**
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| 33 | * @file Forcefully terminate a task specified by name.
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| 34 | */
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| 35 |
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| 36 | #include <errno.h>
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| 37 | #include <stdio.h>
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| 38 | #include <unistd.h>
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| 39 | #include <task.h>
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| 40 | #include <stats.h>
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| 41 | #include <str_error.h>
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| 42 | #include <malloc.h>
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| 43 |
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| 44 | #define NAME "killall"
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| 45 |
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| 46 | static void print_syntax(void)
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| 47 | {
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| 48 | printf("Syntax: " NAME " <task name>\n");
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| 49 | }
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| 50 |
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| 51 | int main(int argc, char *argv[])
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| 52 | {
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| 53 | if (argc != 2) {
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| 54 | print_syntax();
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| 55 | return 1;
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| 56 | }
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| 57 |
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| 58 | size_t count;
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| 59 | stats_task_t *stats_tasks = stats_get_tasks(&count);
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| 60 |
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| 61 | if (stats_tasks == NULL) {
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| 62 | fprintf(stderr, "%s: Unable to get tasks\n", NAME);
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| 63 | return 2;
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| 64 | }
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| 65 |
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| 66 | size_t i;
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| 67 | for (i = 0; i < count; i++) {
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| 68 | if (str_cmp(stats_tasks[i].name, argv[1]) == 0) {
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| 69 | task_id_t taskid = stats_tasks[i].task_id;
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| 70 | int rc = task_kill(taskid);
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| 71 | if (rc != EOK)
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| 72 | printf("Failed to kill task ID %" PRIu64 ": %s\n",
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| 73 | taskid, str_error(rc));
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| 74 | else
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| 75 | printf("Killed task ID %" PRIu64 "\n", taskid);
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| 76 | }
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| 77 | }
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| 78 |
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| 79 | free(stats_tasks);
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| 80 |
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| 81 | return 0;
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| 82 | }
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| 83 |
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| 84 | /** @}
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| 85 | */
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