diff options
Diffstat (limited to 'user/cat.c')
-rw-r--r-- | user/cat.c | 8 |
1 files changed, 4 insertions, 4 deletions
@@ -11,12 +11,12 @@ cat(int fd) while((n = read(fd, buf, sizeof(buf))) > 0) { if (write(1, buf, n) != n) { - printf("cat: write error\n"); + fprintf(2, "cat: write error\n"); exit(1); } } if(n < 0){ - printf("cat: read error\n"); + fprintf(2, "cat: read error\n"); exit(1); } } @@ -28,12 +28,12 @@ main(int argc, char *argv[]) if(argc <= 1){ cat(0); - exit(1); + exit(0); } for(i = 1; i < argc; i++){ if((fd = open(argv[i], 0)) < 0){ - printf("cat: cannot open %s\n", argv[i]); + fprintf(2, "cat: cannot open %s\n", argv[i]); exit(1); } cat(fd); |