From 35010f0d0fae49e91b92585f3e97e56da4ac0082 Mon Sep 17 00:00:00 2001 From: Robert Morris Date: Wed, 11 Sep 2019 10:04:40 -0400 Subject: error exit status is 1 --- user/grep.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'user/grep.c') diff --git a/user/grep.c b/user/grep.c index 43406b8..19882b9 100644 --- a/user/grep.c +++ b/user/grep.c @@ -41,7 +41,7 @@ main(int argc, char *argv[]) if(argc <= 1){ fprintf(2, "usage: grep pattern [file ...]\n"); - exit(-1); + exit(1); } pattern = argv[1]; @@ -53,7 +53,7 @@ main(int argc, char *argv[]) for(i = 2; i < argc; i++){ if((fd = open(argv[i], 0)) < 0){ printf("grep: cannot open %s\n", argv[i]); - exit(-1); + exit(1); } grep(pattern, fd); close(fd); -- cgit v1.2.3