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sort: Return 2 on usage error

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This commit is contained in:
Robert Ransom 2012-05-20 14:38:52 +00:00
parent c0f60a6f3d
commit 7565af0e31
1 changed files with 1 additions and 1 deletions
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2
sort.c
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@ -31,7 +31,7 @@ main(int argc, char *argv[])
uflag = true;
break;
default:
exit(EXIT_FAILURE);
exit(2);
}
if(optind == argc)
getlines(stdin);