Do not leave positive values undefined when negative are defined as error

Define positive return values as non errors and leave further meaning undefined
This allows future extensions to use these values

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

1 files changed, 1 insertions, 1 deletions

diff --git a/cmdutils.h b/cmdutils.h
index 3af4476..2e9b604 100644
--- a/cmdutils.h
+++ b/cmdutils.h
@@ -498,7 +498,7 @@ int read_yesno(void);
  * @param filename file to read from
  * @param bufptr location where pointer to buffer is returned
  * @param size   location where size of buffer is returned
- * @return 0 in case of success, a negative value corresponding to an
+ * @return >= 0 in case of success, a negative value corresponding to an
  * AVERROR error code in case of failure.
  */
 int cmdutils_read_file(const char *filename, char **bufptr, size_t *size);