Guillem Jover 8e2d55047c Fix vis family of functions to not leak
The code uses an internal helper function to avoid code repetition. But
to get there, the function takes a pointer to a pointer, so that the few
functions that require returning an allocated buffer can get hold of it
this way.

The problem is that the user might pass a NULL pointer and trigger an
internal allocation even if the functions are not expected to do so.

Add a new internal helper for non-allocations, that will assert that
condition, and make any other function that requires this behavior call
this one instead.

Warned-by: coverity
2018-06-17 23:00:52 +02:00
2018-05-23 02:58:09 +02:00
2012-05-29 04:35:55 +02:00
2018-05-22 16:07:42 +02:00
2018-05-22 13:47:05 +02:00
2012-05-29 04:35:55 +02:00
2016-02-13 08:46:35 +01:00
2017-06-18 23:37:01 +02:00

libbsd - Utility functions from BSD systems

This library provides useful functions commonly found on BSD systems,
and lacking on others like GNU systems, thus making it easier to port
projects with strong BSD origins, without needing to embed the same
code over and over again on each project.


Releases
--------

  <https://libbsd.freedesktop.org/releases/>


Mailing List
------------

The subscription interface and web archives can be found at:

  <https://lists.freedesktop.org/mailman/listinfo/libbsd>

The mail address is:

  libbsd@lists.freedesktop.org


Source Repository
-----------------

The master repository can be browsed at:

  <https://cgit.freedesktop.org/libbsd>

and cloned from:

  <https://anongit.freedesktop.org/git/libbsd>
Description
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