builtin/pull: make hash-size independent

Instead of using get_oid_hex and GIT_SHA1_HEXSZ, use parse_oid_hex to avoid the need for a constant and simplify the code. Additionally, fix some comments to refer to object IDs instead of SHA-1 and update a constant used to provide an allocation hint. Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>

brian m. carlson committed Feb 19, 2019 at 00:05 UTC fbfc089d913772f96f9562a3dbddaed28809fe72
1 file changed +6 -5
builtin/pull.c
+6 -5
@@ -369,9 +369,10 @@ static void get_merge_heads(struct oid_array *merge_heads)
369
370 fp = xfopen(filename, "r");
371 while (strbuf_getline_lf(&sb, fp) != EOF) {
372 - if (get_oid_hex(sb.buf, &oid))
373 - continue; /* invalid line: does not start with SHA1 */
374 - if (starts_with(sb.buf + GIT_SHA1_HEXSZ, "\tnot-for-merge\t"))
372 + const char *p;
373 + if (parse_oid_hex(sb.buf, &oid, &p))
374 + continue; /* invalid line: does not start with object ID */
375 + if (starts_with(p, "\tnot-for-merge\t"))
376 continue; /* ref is not-for-merge */
377 oid_array_append(merge_heads, &oid);
378 }
@@ -760,7 +761,7 @@ static int get_rebase_fork_point(struct object_id *fork_point, const char *repo,
761 cp.no_stderr = 1;
762 cp.git_cmd = 1;
763
763 - ret = capture_command(&cp, &sb, GIT_SHA1_HEXSZ);
764 + ret = capture_command(&cp, &sb, GIT_MAX_HEXSZ);
765 if (ret)
766 goto cleanup;
767
@@ -805,7 +806,7 @@ static int get_octopus_merge_base(struct object_id *merge_base,
806 }
807
808 /**
808 - * Given the current HEAD SHA1, the merge head returned from git-fetch and the
809 + * Given the current HEAD oid, the merge head returned from git-fetch and the
810 * fork point calculated by get_rebase_fork_point(), runs git-rebase with the
811 * appropriate arguments and returns its exit status.
812 */