add command descriptions to --help

1 files changed, 10 insertions, 1 deletions

diff --git a/src/opt.c b/src/opt.c
index b7538db..eebb248 100644
--- a/src/opt.c
+++ b/src/opt.c
@@ -16,7 +16,7 @@ static struct simple_opt options[] = {
 	{ SIMPLE_OPT_STRING, 'c', "calendar", true,
 		"path to calendar", "<file>" },
 	{ SIMPLE_OPT_STRING, 'e', "editor", true,
-		"text editor for editing calendars", "<file>" },
+		"text editor for editing calendars", "<cmd>" },
 	{ SIMPLE_OPT_END }
 };
 
@@ -38,6 +38,15 @@ void opt_parse(int argc, char **argv)
 			"[-c CALENDAR_FILE] [-m OUTPUT_MODE]",
 			"every is a flexible, console-based event calendar",
 			options);
+
+		printf(
+			"\n"
+			"Commands\n"
+			"  c  (default) print upcoming events in interactive console mode\n"
+			"  s  print upcoming events in a format appropriate for scripting\n"
+			"  e  open calendar with text editor\n"
+		);
+
 		exit(EXIT_SUCCESS);
 	}