sacc

commit 1c1721cdc446ead866ee31a5ad88e544a8ab338b
parent 97d775439105379413694efa4783c6b2f86169dc
Author: Quentin Rameau <quinq@fifth.space>
Date:   Tue, 20 Jun 2017 19:55:58 +0200

Exit client with 'q' fix bounds check

Diffstat:
sacc.c
 | 
13
++++++++++---

1 file changed, 10 insertions(+), 3 deletions(-)
diff --git a/sacc.c b/sacc.c
@@ -363,6 +363,7 @@ int
 main(int argc, char *argv[])
 {
 	Item *hole;
+	char buf[BUFSIZ];
 	int n, itm;
 
 	if (argc != 2)
@@ -375,10 +376,16 @@ main(int argc, char *argv[])
 		if (!(n = display(hole)))
 			break;
 		do {
-			printf("%d items, visit (empty to quit): ", n);
-			if (scanf("%d", &itm) != 1)
+			printf("%d items, visit (^D or q: quit): ", n);
+			if (!fgets(buf, sizeof(buf), stdin)) {
+				putchar('\n');
 				goto quit;
-		} while (itm < 1 && itm > n);
+			}
+			if (!strcmp(buf, "q\n"))
+				goto quit;
+			if (sscanf(buf, "%d", &itm) != 1)
+				continue;
+		} while (itm < 1 || itm > n);
 		hole = ((Item **)hole->target)[itm-1];
 	}