diff options
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/technical/api-sha1-array.txt | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/Documentation/technical/api-sha1-array.txt b/Documentation/technical/api-sha1-array.txt index 3e75497a37..dcc52943a5 100644 --- a/Documentation/technical/api-sha1-array.txt +++ b/Documentation/technical/api-sha1-array.txt @@ -38,16 +38,20 @@ Functions `sha1_array_for_each_unique`:: Efficiently iterate over each unique element of the list, executing the callback function for each one. If the array is - not sorted, this function has the side effect of sorting it. + not sorted, this function has the side effect of sorting it. If + the callback returns a non-zero value, the iteration ends + immediately and the callback's return is propagated; otherwise, + 0 is returned. Examples -------- ----------------------------------------- -void print_callback(const unsigned char sha1[20], +int print_callback(const unsigned char sha1[20], void *data) { printf("%s\n", sha1_to_hex(sha1)); + return 0; /* always continue */ } void some_func(void) |