Merge branch 'da/difftool'

diff --git a/ref-filter.c b/ref-filter.c
index dbd8fcec24da01f682460d42110b06b3c33b599f..e205dd2f689ee5aeafe6ea66343fd01b85d2e354 100644 (file)
--- a/ref-filter.c
+++ b/ref-filter.c
@@ -343,9 +343,7 @@ static int grab_objectname(const char *name, const unsigned char *sha1,
                            struct atom_value *v)
 {
        if (!strcmp(name, "objectname")) {
-               char *s = xmalloc(41);
-               strcpy(s, sha1_to_hex(sha1));
-               v->s = s;
+               v->s = xstrdup(sha1_to_hex(sha1));
                return 1;
        }
        if (!strcmp(name, "objectname:short")) {
@@ -370,10 +368,8 @@ static void grab_common_values(struct atom_value *val, int deref, struct object
                if (!strcmp(name, "objecttype"))
                        v->s = typename(obj->type);
                else if (!strcmp(name, "objectsize")) {
-                       char *s = xmalloc(40);
-                       sprintf(s, "%lu", sz);
                        v->ul = sz;
-                       v->s = s;
+                       v->s = xstrfmt("%lu", sz);
                }
                else if (deref)
                        grab_objectname(name, obj->sha1, v);
@@ -397,11 +393,8 @@ static void grab_tag_values(struct atom_value *val, int deref, struct object *ob
                        v->s = tag->tag;
                else if (!strcmp(name, "type") && tag->tagged)
                        v->s = typename(tag->tagged->type);
-               else if (!strcmp(name, "object") && tag->tagged) {
-                       char *s = xmalloc(41);
-                       strcpy(s, sha1_to_hex(tag->tagged->sha1));
-                       v->s = s;
-               }
+               else if (!strcmp(name, "object") && tag->tagged)
+                       v->s = xstrdup(sha1_to_hex(tag->tagged->sha1));
        }
 }
 
@@ -419,32 +412,22 @@ static void grab_commit_values(struct atom_value *val, int deref, struct object
                if (deref)
                        name++;
                if (!strcmp(name, "tree")) {
-                       char *s = xmalloc(41);
-                       strcpy(s, sha1_to_hex(commit->tree->object.sha1));
-                       v->s = s;
+                       v->s = xstrdup(sha1_to_hex(commit->tree->object.sha1));
                }
-               if (!strcmp(name, "numparent")) {
-                       char *s = xmalloc(40);
+               else if (!strcmp(name, "numparent")) {
                        v->ul = commit_list_count(commit->parents);
-                       sprintf(s, "%lu", v->ul);
-                       v->s = s;
+                       v->s = xstrfmt("%lu", v->ul);
                }
                else if (!strcmp(name, "parent")) {
-                       int num = commit_list_count(commit->parents);
-                       int i;
                        struct commit_list *parents;
-                       char *s = xmalloc(41 * num + 1);
-                       v->s = s;
-                       for (i = 0, parents = commit->parents;
-                            parents;
-                            parents = parents->next, i = i + 41) {
+                       struct strbuf s = STRBUF_INIT;
+                       for (parents = commit->parents; parents; parents = parents->next) {
                                struct commit *parent = parents->item;
-                               strcpy(s+i, sha1_to_hex(parent->object.sha1));
-                               if (parents->next)
-                                       s[i+40] = ' ';
+                               if (parents != commit->parents)
+                                       strbuf_addch(&s, ' ');
+                               strbuf_addstr(&s, sha1_to_hex(parent->object.sha1));
                        }
-                       if (!i)
-                               *s = '\0';
+                       v->s = strbuf_detach(&s, NULL);
                }
        }
 }
@@ -934,7 +917,6 @@ static void populate_value(struct ref_array_item *ref)
                        else if (!strcmp(formatp, "track") &&
                                 (starts_with(name, "upstream") ||
                                  starts_with(name, "push"))) {
-                               char buf[40];
 
                                if (stat_tracking_info(branch, &num_ours,
                                                       &num_theirs, NULL))
@@ -942,17 +924,13 @@ static void populate_value(struct ref_array_item *ref)
 
                                if (!num_ours && !num_theirs)
                                        v->s = "";
-                               else if (!num_ours) {
-                                       sprintf(buf, "[behind %d]", num_theirs);
-                                       v->s = xstrdup(buf);
-                               } else if (!num_theirs) {
-                                       sprintf(buf, "[ahead %d]", num_ours);
-                                       v->s = xstrdup(buf);
-                               } else {
-                                       sprintf(buf, "[ahead %d, behind %d]",
-                                               num_ours, num_theirs);
-                                       v->s = xstrdup(buf);
-                               }
+                               else if (!num_ours)
+                                       v->s = xstrfmt("[behind %d]", num_theirs);
+                               else if (!num_theirs)
+                                       v->s = xstrfmt("[ahead %d]", num_ours);
+                               else
+                                       v->s = xstrfmt("[ahead %d, behind %d]",
+                                                      num_ours, num_theirs);
                                continue;
                        } else if (!strcmp(formatp, "trackshort") &&
                                   (starts_with(name, "upstream") ||
@@ -979,12 +957,8 @@ static void populate_value(struct ref_array_item *ref)
 
                if (!deref)
                        v->s = refname;
-               else {
-                       int len = strlen(refname);
-                       char *s = xmalloc(len + 4);
-                       sprintf(s, "%s^{}", refname);
-                       v->s = s;
-               }
+               else
+                       v->s = xstrfmt("%s^{}", refname);
        }
 
        for (i = 0; i < used_atom_cnt; i++) {
@@ -1483,7 +1457,7 @@ static int cmp_ref_sorting(struct ref_sorting *s, struct ref_array_item *a, stru
                if (va->ul < vb->ul)
                        cmp = -1;
                else if (va->ul == vb->ul)
-                       cmp = 0;
+                       cmp = strcmp(a->refname, b->refname);
                else
                        cmp = 1;
        }