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suppress an incorrect error message in grind

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Robert Morris 2020-11-19 16:48:41 -05:00
parent 231c08dc5e
commit 6e3f75c2aa
1 changed files with 3 additions and 2 deletions
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5
user/grind.c
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@ -277,14 +277,15 @@ go(int which_child)
close(aa[0]); close(aa[0]);
close(aa[1]); close(aa[1]);
close(bb[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+0, 1);
read(bb[0], buf+1, 1); read(bb[0], buf+1, 1);
read(bb[0], buf+2, 1);
close(bb[0]); close(bb[0]);
int st1, st2; int st1, st2;
wait(&st1); wait(&st1);
wait(&st2); 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); printf("grind: exec pipeline failed %d %d \"%s\"\n", st1, st2, buf);
exit(1); exit(1);
} }