ed

commit 9998c75785e816148cc95f3b0032d14b53946d07
parent 2f36543e57275fe1736838e421b9cd248e20b706
Author: Roberto E. Vargas Caballero <k0ga@shike2.com>
Date:   Thu, 10 Dec 2015 11:46:00 +0100

Fix getlst() bug

The ungetc after the loop is noly needed when the loop
breaks in 'if ((c = getchar()) != ',' && c != ';')',
but the loop also can finish due to the maintain condition.

Diffstat:
M
ed.c
 | 
7
++++---

1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/ed.c b/ed.c
@@ -408,14 +408,15 @@ getlst()
 		line1 = line2;
 		line2 = ln;
 		++nlines;
-		skipblank();
 
-		if ((c = getchar()) != ',' && c != ';')
+		skipblank();
+		if ((c = getchar()) != ',' && c != ';') {
+			ungetc(c, stdin);
 			break;
+		}
 		if (c == ';')
 			curln = line2;
 	}
-	ungetc(c, stdin);
 	if (nlines > 2)
 		nlines = 2;
 	else if (nlines <= 1)