Merge pull request #12798 from donaldsharp/rib_match_multicast

[mirror_frr.git] / lib / sigevent.c

diff --git a/lib/sigevent.c b/lib/sigevent.c
index 6710527ae9f0d26bd5aefa4cbc4f4b7a88a84b55..3ed34894e5059c242c706f03d1abeaeda89500af 100644 (file)
--- a/lib/sigevent.c
+++ b/lib/sigevent.c
@@ -1,21 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /* Quagga signal handling functions.
  * Copyright (C) 2004 Paul Jakma,
- *
- * This file is part of Quagga.
- *
- * Quagga 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, or (at your option) any
- * later version.
- *
- * Quagga 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; see the file COPYING; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
 #include <zebra.h>
@@ -36,10 +21,10 @@
 
 
 /* master signals descriptor struct */
-static struct quagga_sigevent_master_t {
+static struct frr_sigevent_master_t {
        struct thread *t;
 
-       struct quagga_signal_t *signals;
+       struct frr_signal_t *signals;
        int sigc;
 
        volatile sig_atomic_t caught;
@@ -48,10 +33,10 @@ static struct quagga_sigevent_master_t {
 /* Generic signal handler
  * Schedules signal event thread
  */
-static void quagga_signal_handler(int signo)
+static void frr_signal_handler(int signo)
 {
        int i;
-       struct quagga_signal_t *sig;
+       struct frr_signal_t *sig;
 
        for (i = 0; i < sigmaster.sigc; i++) {
                sig = &(sigmaster.signals[i]);
@@ -91,9 +76,9 @@ bool frr_sigevent_check(sigset_t *setp)
 }
 
 /* check if signals have been caught and run appropriate handlers */
-int quagga_sigevent_process(void)
+int frr_sigevent_process(void)
 {
-       struct quagga_signal_t *sig;
+       struct frr_signal_t *sig;
        int i;
 #ifdef SIGEVENT_BLOCK_SIGNALS
        /* shouldn't need to block signals, but potentially may be needed */
@@ -110,7 +95,7 @@ int quagga_sigevent_process(void)
 
        if ((sigprocmask(SIG_BLOCK, &newmask, &oldmask)) < 0) {
                flog_err_sys(EC_LIB_SYSTEM_CALL,
-                            "quagga_signal_timer: couldnt block signals!");
+                            "frr_signal_timer: couldnt block signals!");
                return -1;
        }
 #endif /* SIGEVENT_BLOCK_SIGNALS */
@@ -134,8 +119,7 @@ int quagga_sigevent_process(void)
 
 #ifdef SIGEVENT_BLOCK_SIGNALS
        if (sigprocmask(SIG_UNBLOCK, &oldmask, NULL) < 0)
-               ;
-       return -1;
+               return -1;
 #endif /* SIGEVENT_BLOCK_SIGNALS */
 
        return 0;
@@ -143,15 +127,15 @@ int quagga_sigevent_process(void)
 
 #ifdef SIGEVENT_SCHEDULE_THREAD
 /* timer thread to check signals. shouldn't be needed */
-int quagga_signal_timer(struct thread *t)
+void frr_signal_timer(struct thread *t)
 {
-       struct quagga_sigevent_master_t *sigm;
+       struct frr_sigevent_master_t *sigm;
 
        sigm = THREAD_ARG(t);
        sigm->t = NULL;
-       thread_add_timer(sigm->t->master, quagga_signal_timer, &sigmaster,
-                        QUAGGA_SIGNAL_TIMER_INTERVAL, &sigm->t);
-       return quagga_sigevent_process();
+       thread_add_timer(sigm->t->master, frr_signal_timer, &sigmaster,
+                        FRR_SIGNAL_TIMER_INTERVAL, &sigm->t);
+       frr_sigevent_process();
 }
 #endif /* SIGEVENT_SCHEDULE_THREAD */
 
@@ -163,7 +147,7 @@ static int signal_set(int signo)
        struct sigaction sig;
        struct sigaction osig;
 
-       sig.sa_handler = &quagga_signal_handler;
+       sig.sa_handler = &frr_signal_handler;
        sigfillset(&sig.sa_mask);
        sig.sa_flags = 0;
        if (signo == SIGALRM) {
@@ -348,11 +332,11 @@ static void trap_default_signals(void)
 }
 
 void signal_init(struct thread_master *m, int sigc,
-                struct quagga_signal_t signals[])
+                struct frr_signal_t signals[])
 {
 
        int i = 0;
-       struct quagga_signal_t *sig;
+       struct frr_signal_t *sig;
 
        /* First establish some default handlers that can be overridden by
           the application. */
@@ -370,7 +354,7 @@ void signal_init(struct thread_master *m, int sigc,
 
 #ifdef SIGEVENT_SCHEDULE_THREAD
        sigmaster.t = NULL;
-       thread_add_timer(m, quagga_signal_timer, &sigmaster,
-                        QUAGGA_SIGNAL_TIMER_INTERVAL, &sigmaster.t);
+       thread_add_timer(m, frr_signal_timer, &sigmaster,
+                        FRR_SIGNAL_TIMER_INTERVAL, &sigmaster.t);
 #endif /* SIGEVENT_SCHEDULE_THREAD */
 }