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-rw-r--r--bin/when.y9
1 files changed, 8 insertions, 1 deletions
diff --git a/bin/when.y b/bin/when.y
index e8531ad3..bba10c40 100644
--- a/bin/when.y
+++ b/bin/when.y
@@ -229,13 +229,20 @@ int main(int argc, char *argv[]) {
 		return yyparse();
 	}
 
-	printDate(today());
+	struct tm date = today();
+	printDate(date);
 	printf("\n");
 
 	char *line = NULL;
 	size_t cap = 0;
 	while (0 < getline(&line, &cap, stdin)) {
 		if (line[0] == '\n') continue;
+
+		if (today().tm_mday != date.tm_mday) {
+			warnx("the date has changed");
+			date = today();
+		}
+
 		input = line;
 		yyparse();
 		printf("\n");