From 4b46c0c6eb464782faa36d158246ba4e3238c970 Mon Sep 17 00:00:00 2001 From: Frans Kaashoek Date: Sun, 11 Sep 2022 13:51:11 -0400 Subject: Use O_RDONLY instead of 0 --- user/grep.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'user/grep.c') diff --git a/user/grep.c b/user/grep.c index 2315a0c..6c33766 100644 --- a/user/grep.c +++ b/user/grep.c @@ -2,6 +2,7 @@ #include "kernel/types.h" #include "kernel/stat.h" +#include "kernel/fcntl.h" #include "user/user.h" char buf[1024]; @@ -51,7 +52,7 @@ main(int argc, char *argv[]) } for(i = 2; i < argc; i++){ - if((fd = open(argv[i], 0)) < 0){ + if((fd = open(argv[i], O_RDONLY)) < 0){ printf("grep: cannot open %s\n", argv[i]); exit(1); } -- cgit v1.2.3