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-rw-r--r--lcd4linux.c24
1 files changed, 20 insertions, 4 deletions
diff --git a/lcd4linux.c b/lcd4linux.c
index eee332b..148605f 100644
--- a/lcd4linux.c
+++ b/lcd4linux.c
@@ -69,10 +69,26 @@ static void usage(void)
{
printf("%s\n", release);
printf("%s\n", copyright);
- printf("usage: lcd4linux [-h]\n");
- printf(" lcd4linux [-l]\n");
- printf(" lcd4linux [-c key=value] [-i] [-f config-file] [-v] [-p pid-file]\n");
- printf(" lcd4linux [-c key=value] [-F] [-f config-file] [-o output-file] [-q] [-v]\n");
+ printf("\n");
+ printf("usage:\n");
+ printf(" lcd4linux [-h]\n");
+ printf(" lcd4linux [-l]\n");
+ printf(" lcd4linux [-c key=value] [-i] [-f config-file] [-v] [-p pid-file]\n");
+ printf(" lcd4linux [-c key=value] [-F] [-f config-file] [-o output-file] [-q] [-v]\n");
+ printf("\n");
+ printf("options:\n");
+ printf(" -h help\n");
+ printf(" -l list available display drivers\n");
+ printf(" -c <key>=<value> overwrite entries from the config-file\n");
+ printf(" -i enter interactive mode (after display initialisation)\n");
+ printf(" -ii enter interactive mode (before display initialisation)\n");
+ printf(" -f <config-file> use configuration from <config-file> instead of /etc/lcd4linux.conf\n");
+ printf(" -v generate info messages\n");
+ printf(" -vv generate debugging messages\n");
+ printf(" -p <pid-file> specify a different pid-file location (default is /var/run/lcd4linux.pid)\n");
+ printf(" -F do not fork and detach (run in foreground)\n");
+ printf(" -o <output-file> write picture to file (raster driver only)\n");
+ printf(" -q suppress startup and exit splash screen\n");
}
static void interactive_mode(void)