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| author | Frans Kaashoek <kaashoek@mit.edu> | 2020-08-10 13:05:17 -0400 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-08-10 13:05:17 -0400 |
| commit | c31d35d8031c88b7e1ea8657cc9806dfdd4c3ef9 (patch) | |
| tree | a6c903e1c61c08f4cb87700c320752a737081dcb /user/cat.c | |
| parent | 90eb90b5e203299427c3fde8c996a48835fc93cf (diff) | |
| parent | d8fe1773b26758c7c7b8f36724cd822555b33612 (diff) | |
| download | xv6-labs-c31d35d8031c88b7e1ea8657cc9806dfdd4c3ef9.tar.gz xv6-labs-c31d35d8031c88b7e1ea8657cc9806dfdd4c3ef9.tar.bz2 xv6-labs-c31d35d8031c88b7e1ea8657cc9806dfdd4c3ef9.zip | |
Merge branch 'riscv' into riscv
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); |