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-rw-r--r--src/main.c51
1 files changed, 35 insertions, 16 deletions
diff --git a/src/main.c b/src/main.c
index a276e90..f3c58b7 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1,9 +1,9 @@
/*
* main.c
*
+ * Copyright (C) 2009-2019 Nikias Bassen <nikias@gmx.li>
* Copyright (C) 2013-2014 Martin Szulecki <m.szulecki@libimobiledevice.org>
* Copyright (C) 2009 Hector Martin <hector@marcansoft.com>
- * Copyright (C) 2009 Nikias Bassen <nikias@gmx.li>
* Copyright (C) 2009 Paul Sladen <libiphone@paul.sladen.org>
*
* This program is free software; you can redistribute it and/or modify
@@ -54,6 +54,7 @@ static const char *lockfile = "/var/run/usbmuxd.pid";
int should_exit;
int should_discover;
+int use_logfile = 0;
static int verbose = 0;
static int foreground = 0;
@@ -376,6 +377,7 @@ static void usage()
printf(" \t\tconnected (sends SIGUSR1 to running instance) and exit.\n");
printf(" -X, --force-exit\tNotify a running instance to exit even if there are still\n");
printf(" \tdevices connected (always works) and exit.\n");
+ printf(" -l, --logfile=LOGFILE\tLog (append) to LOGFILE instead of stderr or syslog.\n");
printf(" -V, --version\t\tPrint version information and exit.\n");
printf("\n");
}
@@ -383,31 +385,32 @@ static void usage()
static void parse_opts(int argc, char **argv)
{
static struct option longopts[] = {
- {"help", 0, NULL, 'h'},
- {"foreground", 0, NULL, 'f'},
- {"verbose", 0, NULL, 'v'},
- {"user", 1, NULL, 'U'},
- {"disable-hotplug", 0, NULL, 'n'},
- {"enable-exit", 0, NULL, 'z'},
+ {"help", no_argument, NULL, 'h'},
+ {"foreground", no_argument, NULL, 'f'},
+ {"verbose", no_argument, NULL, 'v'},
+ {"user", required_argument, NULL, 'U'},
+ {"disable-hotplug", no_argument, NULL, 'n'},
+ {"enable-exit", no_argument, NULL, 'z'},
#ifdef HAVE_UDEV
- {"udev", 0, NULL, 'u'},
+ {"udev", no_argument, NULL, 'u'},
#endif
#ifdef HAVE_SYSTEMD
- {"systemd", 0, NULL, 's'},
+ {"systemd", no_argument, NULL, 's'},
#endif
- {"exit", 0, NULL, 'x'},
- {"force-exit", 0, NULL, 'X'},
- {"version", 0, NULL, 'V'},
+ {"exit", no_argument, NULL, 'x'},
+ {"force-exit", no_argument, NULL, 'X'},
+ {"logfile", required_argument, NULL, 'l'},
+ {"version", no_argument, NULL, 'V'},
{NULL, 0, NULL, 0}
};
int c;
#ifdef HAVE_SYSTEMD
- const char* opts_spec = "hfvVuU:xXsnz";
+ const char* opts_spec = "hfvVuU:xXsnzl:";
#elif HAVE_UDEV
- const char* opts_spec = "hfvVuU:xXnz";
+ const char* opts_spec = "hfvVuU:xXnzl:";
#else
- const char* opts_spec = "hfvVU:xXnz";
+ const char* opts_spec = "hfvVU:xXnzl:";
#endif
while (1) {
@@ -459,6 +462,22 @@ static void parse_opts(int argc, char **argv)
opt_exit = 1;
exit_signal = SIGTERM;
break;
+ case 'l':
+ if (!*optarg) {
+ usbmuxd_log(LL_FATAL, "ERROR: --logfile requires a non-empty filename");
+ usage();
+ exit(2);
+ }
+ if (use_logfile) {
+ usbmuxd_log(LL_FATAL, "ERROR: --logfile cannot be used multiple times");
+ exit(2);
+ }
+ if (!freopen(optarg, "a", stderr)) {
+ usbmuxd_log(LL_FATAL, "ERROR: fdreopen: %s", strerror(errno));
+ } else {
+ use_logfile = 1;
+ }
+ break;
default:
usage();
exit(2);
@@ -479,7 +498,7 @@ int main(int argc, char *argv[])
argc -= optind;
argv += optind;
- if (!foreground) {
+ if (!foreground && !use_logfile) {
verbose += LL_WARNING;
log_enable_syslog();
} else {