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authorJ. Alexander Treuman <jat@spatialrift.net>2007-05-28 15:50:45 +0000
committerJ. Alexander Treuman <jat@spatialrift.net>2007-05-28 15:50:45 +0000
commit4e05a161e54fe05902b99eff521aa0759b102f05 (patch)
tree9014ab8ce74e4fb2f0115c5518c62879bc269324 /trunk/src/sig_handlers.c
parente45bc035931b2c9ef13b85f98a3d4833a8dec8a9 (diff)
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Making branch for 0.13.0 fixes.
git-svn-id: https://svn.musicpd.org/mpd/branches/branch-0.13.0-fixes@6330 09075e82-0dd4-0310-85a5-a0d7c8717e4f
Diffstat (limited to 'trunk/src/sig_handlers.c')
-rw-r--r--trunk/src/sig_handlers.c159
1 files changed, 0 insertions, 159 deletions
diff --git a/trunk/src/sig_handlers.c b/trunk/src/sig_handlers.c
deleted file mode 100644
index fc29d2522..000000000
--- a/trunk/src/sig_handlers.c
+++ /dev/null
@@ -1,159 +0,0 @@
-/* the Music Player Daemon (MPD)
- * Copyright (C) 2003-2007 by Warren Dukes (warren.dukes@gmail.com)
- * (c) 2004 Nick Welch (mack@incise.org)
- * This project's homepage is: http://www.musicpd.org
- *
- * 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 "sig_handlers.h"
-#include "player.h"
-#include "playerData.h"
-#include "playlist.h"
-#include "directory.h"
-#include "command.h"
-#include "signal_check.h"
-#include "log.h"
-#include "player.h"
-#include "decode.h"
-
-#include <signal.h>
-#include <sys/types.h>
-#include <sys/time.h>
-#include <sys/resource.h>
-#include <sys/wait.h>
-#include <errno.h>
-#include <unistd.h>
-
-int handlePendingSignals(void)
-{
- if (signal_is_pending(SIGINT) || signal_is_pending(SIGTERM)) {
- DEBUG("main process got SIGINT or SIGTERM, exiting\n");
- return COMMAND_RETURN_KILL;
- }
-
- if (signal_is_pending(SIGHUP)) {
- DEBUG("got SIGHUP, rereading DB\n");
- signal_clear(SIGHUP);
- if (!isUpdatingDB()) {
- readDirectoryDB();
- playlistVersionChange();
- }
- if (cycle_log_files() < 0)
- return COMMAND_RETURN_KILL;
- playerCycleLogFiles();
- }
-
- return 0;
-}
-
-static void chldSigHandler(int signal)
-{
- int status;
- int pid;
- DEBUG("main process got SIGCHLD\n");
- while (0 != (pid = wait3(&status, WNOHANG, NULL))) {
- if (pid < 0) {
- if (errno == EINTR)
- continue;
- else
- break;
- }
- player_sigChldHandler(pid, status);
- directory_sigChldHandler(pid, status);
- }
-}
-
-void initSigHandlers(void)
-{
- struct sigaction sa;
-
- sa.sa_flags = 0;
- sigemptyset(&sa.sa_mask);
- sa.sa_handler = SIG_IGN;
- while (sigaction(SIGPIPE, &sa, NULL) < 0 && errno == EINTR) ;
- sa.sa_handler = chldSigHandler;
- while (sigaction(SIGCHLD, &sa, NULL) < 0 && errno == EINTR) ;
- signal_handle(SIGUSR1);
- signal_handle(SIGINT);
- signal_handle(SIGTERM);
- signal_handle(SIGHUP);
-}
-
-void finishSigHandlers(void)
-{
- signal_unhandle(SIGINT);
- signal_unhandle(SIGUSR1);
- signal_unhandle(SIGTERM);
- signal_unhandle(SIGHUP);
-}
-
-void setSigHandlersForDecoder(void)
-{
- struct sigaction sa;
-
- finishSigHandlers();
-
- sa.sa_flags = 0;
- sigemptyset(&sa.sa_mask);
- sa.sa_handler = SIG_IGN;
- while (sigaction(SIGHUP, &sa, NULL) < 0 && errno == EINTR) ;
- while (sigaction(SIGINT, &sa, NULL) < 0 && errno == EINTR) ;
- sa.sa_flags = SA_SIGINFO;
- sa.sa_sigaction = decodeSigHandler;
- while (sigaction(SIGCHLD, &sa, NULL) < 0 && errno == EINTR) ;
- while (sigaction(SIGTERM, &sa, NULL) < 0 && errno == EINTR) ;
-}
-
-void ignoreSignals(void)
-{
- struct sigaction sa;
-
- sa.sa_flags = 0;
- sigemptyset(&sa.sa_mask);
- sa.sa_handler = SIG_IGN;
- sa.sa_sigaction = NULL;
- while (sigaction(SIGPIPE, &sa, NULL) < 0 && errno == EINTR) ;
- while (sigaction(SIGCHLD, &sa, NULL) < 0 && errno == EINTR) ;
- while (sigaction(SIGUSR1, &sa, NULL) < 0 && errno == EINTR) ;
- while (sigaction(SIGINT, &sa, NULL) < 0 && errno == EINTR) ;
- while (sigaction(SIGTERM, &sa, NULL) < 0 && errno == EINTR) ;
- while (sigaction(SIGHUP, &sa, NULL) < 0 && errno == EINTR) ;
-}
-
-void blockSignals(void)
-{
- sigset_t sset;
-
- sigemptyset(&sset);
- sigaddset(&sset, SIGCHLD);
- sigaddset(&sset, SIGUSR1);
- sigaddset(&sset, SIGHUP);
- sigaddset(&sset, SIGINT);
- sigaddset(&sset, SIGTERM);
- while (sigprocmask(SIG_BLOCK, &sset, NULL) < 0 && errno == EINTR) ;
-}
-
-void unblockSignals(void)
-{
- sigset_t sset;
-
- sigemptyset(&sset);
- sigaddset(&sset, SIGCHLD);
- sigaddset(&sset, SIGUSR1);
- sigaddset(&sset, SIGHUP);
- sigaddset(&sset, SIGINT);
- sigaddset(&sset, SIGTERM);
- while (sigprocmask(SIG_UNBLOCK, &sset, NULL) < 0 && errno == EINTR) ;
-}