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| author | Frans Kaashoek <kaashoek@mit.edu> | 2022-09-11 13:51:11 -0400 |
|---|---|---|
| committer | Frans Kaashoek <kaashoek@mit.edu> | 2022-09-11 13:51:11 -0400 |
| commit | 4b46c0c6eb464782faa36d158246ba4e3238c970 (patch) | |
| tree | 5b4d3d6bae71884b607bee744e1311a115b7e4d1 | |
| parent | 463ae0abc3225d6e6de4a5a1ad57e64ab76b2b6f (diff) | |
| download | xv6-labs-4b46c0c6eb464782faa36d158246ba4e3238c970.tar.gz xv6-labs-4b46c0c6eb464782faa36d158246ba4e3238c970.tar.bz2 xv6-labs-4b46c0c6eb464782faa36d158246ba4e3238c970.zip | |
Use O_RDONLY instead of 0
| -rw-r--r-- | user/cat.c | 3 | ||||
| -rw-r--r-- | user/grep.c | 3 | ||||
| -rw-r--r-- | user/ls.c | 3 | ||||
| -rw-r--r-- | user/wc.c | 3 |
4 files changed, 8 insertions, 4 deletions
@@ -1,5 +1,6 @@ #include "kernel/types.h" #include "kernel/stat.h" +#include "kernel/fcntl.h" #include "user/user.h" char buf[512]; @@ -32,7 +33,7 @@ main(int argc, char *argv[]) } for(i = 1; i < argc; i++){ - if((fd = open(argv[i], 0)) < 0){ + if((fd = open(argv[i], O_RDONLY)) < 0){ fprintf(2, "cat: cannot open %s\n", argv[i]); exit(1); } 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); } @@ -2,6 +2,7 @@ #include "kernel/stat.h" #include "user/user.h" #include "kernel/fs.h" +#include "kernel/fcntl.h" char* fmtname(char *path) @@ -30,7 +31,7 @@ ls(char *path) struct dirent de; struct stat st; - if((fd = open(path, 0)) < 0){ + if((fd = open(path, O_RDONLY)) < 0){ fprintf(2, "ls: cannot open %s\n", path); return; } @@ -1,5 +1,6 @@ #include "kernel/types.h" #include "kernel/stat.h" +#include "kernel/fcntl.h" #include "user/user.h" char buf[512]; @@ -43,7 +44,7 @@ main(int argc, char *argv[]) } for(i = 1; i < argc; i++){ - if((fd = open(argv[i], 0)) < 0){ + if((fd = open(argv[i], O_RDONLY)) < 0){ printf("wc: cannot open %s\n", argv[i]); exit(1); } |