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wrong exit code when matches are found in grep

Anastasis Andronidis
2017-12-06 16:00:46 +00:00
parent 5b531f0b04
commit 9bb82e2fe9
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SC2126.md

@@ -16,7 +16,7 @@ grep -c foo
This is purely a stylistic issue. `grep` can count lines without piping to `wc`. This is purely a stylistic issue. `grep` can count lines without piping to `wc`.
Note that in many cases, this number is only used to see whether there are matches (i.e. `> 0`). In these cases, it's better and more efficient to use `grep -q` and check its exit status: Note that in many cases, this number is only used to see whether there are matches (i.e. `== 0`). In these cases, it's better and more efficient to use `grep -q` and check its exit status:
```sh ```sh
if grep -q pattern file if grep -q pattern file