From d23a2142685b943c4a944ae28d6658c4f562e79e Mon Sep 17 00:00:00 2001
From: Hector Martin
Date: Wed, 19 Aug 2009 01:24:48 +0200
Subject: Logging fixes, change default loglevel to LL_WARNING

---
 usbmuxd/log.c       | 21 +++++++++++++--------
 usbmuxd/main.c      | 21 ++++++++++++---------
 usbmuxd/usb-linux.c |  4 ++--
 3 files changed, 27 insertions(+), 19 deletions(-)

diff --git a/usbmuxd/log.c b/usbmuxd/log.c
index 4f67e85..2ccb3cc 100644
--- a/usbmuxd/log.c
+++ b/usbmuxd/log.c
@@ -32,7 +32,7 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
 #include "log.h"
 
-int log_level = LL_FATAL;
+int log_level = LL_WARNING;
 
 int log_syslog = 0;
 
@@ -66,17 +66,22 @@ void usbmuxd_log(enum loglevel level, const char *fmt, ...)
 	char *fs;
 	struct timeval ts;
 	struct tm *tp;
-	
+
 	gettimeofday(&ts, NULL);
 	tp = localtime(&ts.tv_sec);
-	
+
 	if(level > log_level)
 		return;
-	
+
 	fs = malloc(20 + strlen(fmt));
-	strftime(fs, 10, "[%H:%M:%S", tp);
-	sprintf(fs+9, ".%03d][%d] %s\n", (int)(ts.tv_usec / 1000), level, fmt);
-	
+
+	if(log_syslog) {
+		sprintf(fs, "[%d] %s\n", level, fmt);
+	} else {
+		strftime(fs, 10, "[%H:%M:%S", tp);
+		sprintf(fs+9, ".%03d][%d] %s\n", (int)(ts.tv_usec / 1000), level, fmt);
+	}
+
 	va_start(ap, fmt);
 	if (log_syslog) {
 		vsyslog(level_to_syslog_level(level), fs, ap);
@@ -84,6 +89,6 @@ void usbmuxd_log(enum loglevel level, const char *fmt, ...)
 		vfprintf(stderr, fs, ap);
 	}
 	va_end(ap);
-	
+
 	free(fs);
 }
diff --git a/usbmuxd/main.c b/usbmuxd/main.c
index 579a21f..ec52ce0 100644
--- a/usbmuxd/main.c
+++ b/usbmuxd/main.c
@@ -235,7 +235,7 @@ static void usage()
 	printf("usage: usbmuxd [options]\n");
 	printf("\t-h|--help                 Print this message.\n");
 	printf("\t-v|--verbose              Be verbose (use twice or more to increase).\n");
-	printf("\t-f|--foreground           Do not daemonize (implies a verbosity of 4).\n");
+	printf("\t-f|--foreground           Do not daemonize (implies one -v).\n");
 	printf("\t-d|--drop-privileges      Drop privileges after startup.\n");
 	printf("\t-u|--udev                 Run in udev operation mode.\n");
 	printf("\t-x|--exit                 Tell a running instance to exit.\n");
@@ -310,9 +310,10 @@ int main(int argc, char *argv[])
 	argv += optind;
 
 	if (!foreground) {
+		verbose += LL_WARNING;
 		log_enable_syslog();
 	} else {
-		verbose += LL_INFO;
+		verbose += LL_NOTICE;
 	}
 
 	/* set log level to specified verbosity */
@@ -336,20 +337,22 @@ int main(int argc, char *argv[])
 				if (lock.l_pid && !kill(lock.l_pid, 0)) {
 					usbmuxd_log(LL_NOTICE, "sending signal %d to instance with pid %d", exit_signal, lock.l_pid);
 					if (kill(lock.l_pid, exit_signal) < 0) {
-						usbmuxd_log(LL_ERROR, "Error: could not deliver signal %d to pid %d", exit_signal, lock.l_pid);
+						usbmuxd_log(LL_FATAL, "Error: could not deliver signal %d to pid %d", exit_signal, lock.l_pid);
 					}
 					res = 0;
 					goto terminate;
 				} else {
-					usbmuxd_log(LL_ERROR, "Error: could not determine pid of the other running instance!");
+					usbmuxd_log(LL_ERROR, "Could not determine pid of the other running instance!");
 					res = -1;
 					goto terminate;
 				}
 			} else {
-				usbmuxd_log(LL_NOTICE,
-					   "another instance is already running (pid %d). exiting.", lock.l_pid);
 				if (!opt_udev) {
+					usbmuxd_log(LL_ERROR, "Another instance is already running (pid %d). exiting.", lock.l_pid);
 					res = -1;
+				} else {
+					usbmuxd_log(LL_NOTICE, "Another instance is already running (pid %d). exiting.", lock.l_pid);
+					res = 0;
 				}
 				goto terminate;
 			}
@@ -357,7 +360,7 @@ int main(int argc, char *argv[])
 	}
 
 	if (opt_exit) {
-		usbmuxd_log(LL_NOTICE, "no running instance found, none killed. exiting.");
+		usbmuxd_log(LL_NOTICE, "No running instance found, none killed. exiting.");
 		goto terminate;
 	}
 
@@ -392,7 +395,7 @@ int main(int argc, char *argv[])
 		lock.l_start = 0;
 		lock.l_len = 0;
 		if (fcntl(fileno(lfd), F_SETLK, &lock) == -1) {
-			usbmuxd_log(LL_ERROR, "ERROR: lockfile locking failed!");
+			usbmuxd_log(LL_FATAL, "Lockfile locking failed!");
 			log_disable_syslog();
 			exit(EXIT_FAILURE);
 		}
@@ -428,9 +431,9 @@ int main(int argc, char *argv[])
 	usb_shutdown();
 	device_shutdown();
 	client_shutdown();
-terminate:
 	usbmuxd_log(LL_NOTICE, "Shutdown complete");
 
+terminate:
 	log_disable_syslog();
 
 	if(res < 0)
diff --git a/usbmuxd/usb-linux.c b/usbmuxd/usb-linux.c
index c75764b..a5fc6a0 100644
--- a/usbmuxd/usb-linux.c
+++ b/usbmuxd/usb-linux.c
@@ -103,7 +103,7 @@ static void tx_callback(struct libusb_transfer *xfer)
 				usbmuxd_log(LL_ERROR, "TX transfer timed out for device %d-%d", dev->bus, dev->address);
 				break;
 			case LIBUSB_TRANSFER_CANCELLED:
-				usbmuxd_log(LL_ERROR, "TX transfer cancelled for device %d-%d", dev->bus, dev->address);
+				usbmuxd_log(LL_DEBUG, "Device %d-%d TX transfer cancelled", dev->bus, dev->address);
 				break;
 			case LIBUSB_TRANSFER_STALL:
 				usbmuxd_log(LL_ERROR, "TX transfer stalled for device %d-%d", dev->bus, dev->address);
@@ -174,7 +174,7 @@ static void rx_callback(struct libusb_transfer *xfer)
 				usbmuxd_log(LL_ERROR, "RX transfer timed out for device %d-%d", dev->bus, dev->address);
 				break;
 			case LIBUSB_TRANSFER_CANCELLED:
-				usbmuxd_log(LL_ERROR, "RX transfer cancelled for device %d-%d", dev->bus, dev->address);
+				usbmuxd_log(LL_DEBUG, "Device %d-%d RX transfer cancelled", dev->bus, dev->address);
 				break;
 			case LIBUSB_TRANSFER_STALL:
 				usbmuxd_log(LL_ERROR, "RX transfer stalled for device %d-%d", dev->bus, dev->address);
-- 
cgit v1.1-32-gdbae