diff options
| -rw-r--r-- | user/grind.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/user/grind.c b/user/grind.c index 85899f5..5cd89f4 100644 --- a/user/grind.c +++ b/user/grind.c @@ -277,14 +277,15 @@ go(int which_child) close(aa[0]); close(aa[1]); close(bb[1]); - char buf[3] = { 0, 0, 0 }; + char buf[4] = { 0, 0, 0, 0 }; read(bb[0], buf+0, 1); read(bb[0], buf+1, 1); + read(bb[0], buf+2, 1); close(bb[0]); int st1, st2; wait(&st1); wait(&st2); - if(st1 != 0 || st2 != 0 || strcmp(buf, "hi") != 0){ + if(st1 != 0 || st2 != 0 || strcmp(buf, "hi\n") != 0){ printf("grind: exec pipeline failed %d %d \"%s\"\n", st1, st2, buf); exit(1); } |