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Diffstat (limited to 'release/src/router/busybox/procps/renice.c')
-rw-r--r--release/src/router/busybox/procps/renice.c54
1 files changed, 54 insertions, 0 deletions
diff --git a/release/src/router/busybox/procps/renice.c b/release/src/router/busybox/procps/renice.c
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+++ b/release/src/router/busybox/procps/renice.c
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+/*
+ * Mini renice implementation for busybox
+ *
+ *
+ * Copyright (C) 2000 Dave 'Kill a Cop' Cinege <dcinege@psychosis.com>
+ *
+ * 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 2 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, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+#include <stdio.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <sys/time.h>
+#include <sys/resource.h>
+#include "busybox.h"
+
+
+extern int renice_main(int argc, char **argv)
+{
+ int prio, status = EXIT_SUCCESS;
+
+ if (argc < 3) bb_show_usage();
+
+ prio = atoi(*++argv);
+ if (prio > 20) prio = 20;
+ if (prio < -20) prio = -20;
+
+ while (*++argv) {
+ int ps = atoi(*argv);
+ int oldp = getpriority(PRIO_PROCESS, ps);
+
+ if (setpriority(PRIO_PROCESS, ps, prio) == 0) {
+ printf("%d: old priority %d, new priority %d\n", ps, oldp, prio );
+ } else {
+ bb_perror_msg("%d: setpriority", ps);
+ status = EXIT_FAILURE;
+ }
+ }
+
+ return status;
+}