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sd-login: update header docs a bit

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This commit is contained in:
Lennart Poettering 2012-05-14 22:41:17 +02:00
parent c1d70f7ca5
commit ee1f44bd9a
1 changed files with 3 additions and 1 deletions
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4
src/systemd/sd-login.h
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@ -34,7 +34,9 @@ extern "C" {
* Instead of returning an empty string array or empty uid array, we
* may return NULL.
*
* Free the data we return with libc free().
* Free the data the library returns with libc free(). String arrays
* are NULL terminated and you need to free the array itself in
* addition to the strings contained.
*
* We return error codes as negative errno, kernel-style. 0 or
* positive on success.