printf: support escaping '%' with '%%'. See printf(1p) EXAMPLES section.

2016-06-25 19:11:09 +02:00 · 2016-06-25 19:11:09 +02:00 · 229d7cc89a
commit 229d7cc89a
parent 11d8e91042
1 changed files with 3 additions and 1 deletions
--- a/printf.c
+++ b/printf.c
@ -103,8 +103,10 @@ main(int argc, char *argv[])
 				arg = "";
 				cooldown = 1;
 			}
-		} else
+		} else {
 			putchar('%');
+			continue;
+		}

 		switch (format[i]) {
 		case 'b':