diff options
| -rw-r--r-- | builtin-for-each-ref.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/builtin-for-each-ref.c b/builtin-for-each-ref.c index 0afa1c5..29f70aa 100644 --- a/builtin-for-each-ref.c +++ b/builtin-for-each-ref.c @@ -43,7 +43,7 @@ static struct { { "objectsize", FIELD_ULONG }, { "objectname" }, { "tree" }, - { "parent" }, /* NEEDSWORK: how to address 2nd and later parents? */ + { "parent" }, { "numparent", FIELD_ULONG }, { "object" }, { "type" }, @@ -262,24 +262,26 @@ static void grab_commit_values(struct atom_value *val, int deref, struct object } if (!strcmp(name, "numparent")) { char *s = xmalloc(40); + v->ul = num_parents(commit); sprintf(s, "%lu", v->ul); v->s = s; - v->ul = num_parents(commit); } else if (!strcmp(name, "parent")) { int num = num_parents(commit); int i; struct commit_list *parents; - char *s = xmalloc(42 * num); + char *s = xmalloc(41 * num + 1); v->s = s; for (i = 0, parents = commit->parents; parents; - parents = parents->next, i = i + 42) { + parents = parents->next, i = i + 41) { struct commit *parent = parents->item; strcpy(s+i, sha1_to_hex(parent->object.sha1)); if (parents->next) s[i+40] = ' '; } + if (!i) + *s = '\0'; } } } |