refs outside refs/{heads,tags} match less strongly.

diff --git a/commit.c b/commit.c
index 522a6f3aca644f968b825abf83e1fa6474b559eb..a6d543eee7831cd6a479d4cf8b2ba81a1438b298 100644 (file)
--- a/commit.c
+++ b/commit.c
@@ -7,15 +7,15 @@ int save_commit_buffer = 1;
 struct sort_node
 {
        /*
-         * the number of children of the associated commit
-         * that also occur in the list being sorted.
-         */
+        * the number of children of the associated commit
+        * that also occur in the list being sorted.
+        */
        unsigned int indegree;
 
        /*
-         * reference to original list item that we will re-use
-         * on output.
-         */
+        * reference to original list item that we will re-use
+        * on output.
+        */
        struct commit_list * list_item;
 
 };
@@ -56,7 +56,7 @@ static struct commit *check_commit(struct object *obj,
                                   const unsigned char *sha1,
                                   int quiet)
 {
-       if (obj->type != TYPE_COMMIT) {
+       if (obj->type != OBJ_COMMIT) {
                if (!quiet)
                        error("Object %s is a %s, not a commit",
                              sha1_to_hex(sha1), typename(obj->type));
@@ -86,11 +86,11 @@ struct commit *lookup_commit(const unsigned char *sha1)
        if (!obj) {
                struct commit *ret = alloc_commit_node();
                created_object(sha1, &ret->object);
-               ret->object.type = TYPE_COMMIT;
+               ret->object.type = OBJ_COMMIT;
                return ret;
        }
        if (!obj->type)
-               obj->type = TYPE_COMMIT;
+               obj->type = OBJ_COMMIT;
        return check_commit(obj, sha1, 0);
 }
 
@@ -123,7 +123,7 @@ static int commit_graft_pos(const unsigned char *sha1)
        while (lo < hi) {
                int mi = (lo + hi) / 2;
                struct commit_graft *graft = commit_graft[mi];
-               int cmp = memcmp(sha1, graft->sha1, 20);
+               int cmp = hashcmp(sha1, graft->sha1);
                if (!cmp)
                        return mi;
                if (cmp < 0)
@@ -467,7 +467,8 @@ static int add_rfc2047(char *buf, const char *line, int len)
        return bp - buf;
 }
 
-static int add_user_info(const char *what, enum cmit_fmt fmt, char *buf, const char *line)
+static int add_user_info(const char *what, enum cmit_fmt fmt, char *buf,
+                        const char *line, int relative_date)
 {
        char *date;
        int namelen;
@@ -507,14 +508,16 @@ static int add_user_info(const char *what, enum cmit_fmt fmt, char *buf, const c
        }
        switch (fmt) {
        case CMIT_FMT_MEDIUM:
-               ret += sprintf(buf + ret, "Date:   %s\n", show_date(time, tz));
+               ret += sprintf(buf + ret, "Date:   %s\n",
+                              show_date(time, tz, relative_date));
                break;
        case CMIT_FMT_EMAIL:
                ret += sprintf(buf + ret, "Date: %s\n",
                               show_rfc2822_date(time, tz));
                break;
        case CMIT_FMT_FULLER:
-               ret += sprintf(buf + ret, "%sDate: %s\n", what, show_date(time, tz));
+               ret += sprintf(buf + ret, "%sDate: %s\n", what,
+                              show_date(time, tz, relative_date));
                break;
        default:
                /* notin' */
@@ -545,10 +548,13 @@ static int add_merge_info(enum cmit_fmt fmt, char *buf, const struct commit *com
 
        while (parent) {
                struct commit *p = parent->item;
-               const char *hex = abbrev
-                       ? find_unique_abbrev(p->object.sha1, abbrev)
-                       : sha1_to_hex(p->object.sha1);
-               const char *dots = (abbrev && strlen(hex) != 40) ? "..." : "";
+               const char *hex = NULL;
+               const char *dots;
+               if (abbrev)
+                       hex = find_unique_abbrev(p->object.sha1, abbrev);
+               if (!hex)
+                       hex = sha1_to_hex(p->object.sha1);
+               dots = (abbrev && strlen(hex) != 40) ?  "..." : "";
                parent = parent->next;
 
                offset += sprintf(buf + offset, " %s%s", hex, dots);
@@ -557,7 +563,10 @@ static int add_merge_info(enum cmit_fmt fmt, char *buf, const struct commit *com
        return offset;
 }
 
-unsigned long pretty_print_commit(enum cmit_fmt fmt, const struct commit *commit, unsigned long len, char *buf, unsigned long space, int abbrev, const char *subject, const char *after_subject)
+unsigned long pretty_print_commit(enum cmit_fmt fmt, const struct commit *commit,
+                                 unsigned long len, char *buf, unsigned long space,
+                                 int abbrev, const char *subject,
+                                 const char *after_subject, int relative_date)
 {
        int hdr = 1, body = 0;
        unsigned long offset = 0;
@@ -646,15 +655,20 @@ unsigned long pretty_print_commit(enum cmit_fmt fmt, const struct commit *commit
                        if (!memcmp(line, "author ", 7))
                                offset += add_user_info("Author", fmt,
                                                        buf + offset,
-                                                       line + 7);
+                                                       line + 7,
+                                                       relative_date);
                        if (!memcmp(line, "committer ", 10) &&
                            (fmt == CMIT_FMT_FULL || fmt == CMIT_FMT_FULLER))
                                offset += add_user_info("Commit", fmt,
                                                        buf + offset,
-                                                       line + 10);
+                                                       line + 10,
+                                                       relative_date);
                        continue;
                }
 
+               if (!subject)
+                       body = 1;
+
                if (is_empty_line(line, &linelen)) {
                        if (!body)
                                continue;
@@ -662,8 +676,6 @@ unsigned long pretty_print_commit(enum cmit_fmt fmt, const struct commit *commit
                                continue;
                        if (fmt == CMIT_FMT_SHORT)
                                break;
-               } else {
-                       body = 1;
                }
 
                if (subject) {
@@ -702,6 +714,12 @@ unsigned long pretty_print_commit(enum cmit_fmt fmt, const struct commit *commit
        /* Make sure there is an EOLN for the non-oneline case */
        if (fmt != CMIT_FMT_ONELINE)
                buf[offset++] = '\n';
+       /*
+        * make sure there is another EOLN to separate the headers from whatever
+        * body the caller appends if we haven't already written a body
+        */
+       if (fmt == CMIT_FMT_EMAIL && !body)
+               buf[offset++] = '\n';
        buf[offset] = '\0';
        return offset;
 }
@@ -720,10 +738,10 @@ struct commit *pop_commit(struct commit_list **stack)
 
 int count_parents(struct commit * commit)
 {
-        int count = 0;
+        int count;
         struct commit_list * parents = commit->parents;
-        for (count=0;parents; parents=parents->next,count++)
-          ;
+        for (count = 0; parents; parents = parents->next,count++)
+               ;
         return count;
 }