From ff7f9ceb2522157b65a05d3087612abe9b266a33 Mon Sep 17 00:00:00 2001
From: katherine <ageha@airen-no-jikken.icu>
Date: Fri, 20 Dec 2019 12:12:01 -0700
Subject: add comments and make default cal 'every/cal.every'

---
 src/calendar.c | 32 +++++++++++++++++++++++++++-----
 1 file changed, 27 insertions(+), 5 deletions(-)

(limited to 'src/calendar.c')

diff --git a/src/calendar.c b/src/calendar.c
index 06d80d7..4eabc12 100644
--- a/src/calendar.c
+++ b/src/calendar.c
@@ -60,10 +60,9 @@ static void sub_set_pos(struct state_s *s, struct pos_s p)
 	s->last_col = p.col;
 }
 
-static bool sub_eat_spaces(struct state_s *s)
+static void sub_eat_spaces(struct state_s *s)
 {
 	int c;
-	bool seen = false;
 
 	while (true) {
 		c = getc(s->f);
@@ -81,10 +80,22 @@ static bool sub_eat_spaces(struct state_s *s)
 
 		s->col++;
 
-		seen = true;
 	}
+}
+
+static void sub_eat_comment(struct state_s *s)
+{
+	int c;
 
-	return seen;
+	while (true) {
+		c = getc(s->f);
+
+		if (c == '\n' || c == EOF)
+			break;
+	}
+
+	s->col = 1;
+	s->line++;
 }
 
 static struct entry_interval_s sub_get_interval(struct state_s *s)
@@ -224,6 +235,7 @@ static time_t sub_get_date(struct state_s *s)
 		.tm_mday = 1,
 		.tm_isdst = -1,
 	};
+	bool seen = false;
 
 	sub_set_pos(s, sub_get_pos(s));
 
@@ -258,11 +270,16 @@ static time_t sub_get_date(struct state_s *s)
 
 		/* no int found */
 		if (r == 0) {
-			ERRP("expected date");
+			if (seen)
+				ERRP("invalid date");
+			else
+				ERRP("expected date");
 			s->err_flag = true;
 			return rt;
 		}
 
+		seen = true;
+
 		/* range err interval */
 		if (l < 0) {
 			ERRP("invalid date");
@@ -828,6 +845,11 @@ struct calendar_s calendar_parse(FILE *f)
 		if (c == EOF)
 			break;
 
+		if (c == '#') {
+			sub_eat_comment(&s);
+			continue;
+		}
+
 		if (c == '.') {
 			s.col++;
 			cmd = sub_get_cmd(&s);
-- 
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