error exit status is 1

1 files changed, 2 insertions, 2 deletions

diff --git a/user/wc.c b/user/wc.c
index 5dd4e7b..6a851ca 100644
--- a/user/wc.c
+++ b/user/wc.c
@@ -27,7 +27,7 @@ wc(int fd, char *name)
   }
   if(n < 0){
     printf("wc: read error\n");
-    exit(-1);
+    exit(1);
   }
   printf("%d %d %d %s\n", l, w, c, name);
 }
@@ -45,7 +45,7 @@ main(int argc, char *argv[])
   for(i = 1; i < argc; i++){
     if((fd = open(argv[i], 0)) < 0){
       printf("wc: cannot open %s\n", argv[i]);
-      exit(-1);
+      exit(1);
     }
     wc(fd, argv[i]);
     close(fd);