format-patch documentation: mention the special case of showing a single commit

[thirdparty/git.git] / builtin-for-each-ref.c

diff --git a/builtin-for-each-ref.c b/builtin-for-each-ref.c
index 07d9c572125523e2eb8f82e4cab907ee7dc94348..72c087840c39bc03b142ba620f94800d40264eb9 100644 (file)
--- a/builtin-for-each-ref.c
+++ b/builtin-for-each-ref.c
@@ -234,6 +234,13 @@ static void grab_tag_values(struct atom_value *val, int deref, struct object *ob
                        name++;
                if (!strcmp(name, "tag"))
                        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;
+               }
        }
 }
 
@@ -313,9 +320,7 @@ static const char *find_wholine(const char *who, int wholen, const char *buf, un
 
 static const char *copy_line(const char *buf)
 {
-       const char *eol = strchr(buf, '\n');
-       if (!eol)
-               return "";
+       const char *eol = strchrnul(buf, '\n');
        return xmemdupz(buf, eol - buf);
 }
 
@@ -452,8 +457,10 @@ static void find_subpos(const char *buf, unsigned long sz, const char **sub, con
                return;
        *sub = buf; /* first non-empty line */
        buf = strchr(buf, '\n');
-       if (!buf)
+       if (!buf) {
+               *body = "";
                return; /* no body */
+       }
        while (*buf == '\n')
                buf++; /* skip blank between subject and body */
        *body = buf;
@@ -643,7 +650,8 @@ static int grab_single_ref(const char *refname, const unsigned char *sha1, int f
                        if ((plen <= namelen) &&
                            !strncmp(refname, p, plen) &&
                            (refname[plen] == '\0' ||
-                            refname[plen] == '/'))
+                            refname[plen] == '/' ||
+                            p[plen-1] == '/'))
                                break;
                        if (!fnmatch(p, refname, FNM_PATHNAME))
                                break;
@@ -802,7 +810,7 @@ static struct ref_sort *default_sort(void)
        return sort;
 }
 
-int opt_parse_sort(const struct option *opt, const char *arg, int unset)
+static int opt_parse_sort(const struct option *opt, const char *arg, int unset)
 {
        struct ref_sort **sort_tail = opt->value;
        struct ref_sort *s;
@@ -824,7 +832,7 @@ int opt_parse_sort(const struct option *opt, const char *arg, int unset)
 }
 
 static char const * const for_each_ref_usage[] = {
-       "git-for-each-ref [options] [<pattern>]",
+       "git for-each-ref [options] [<pattern>]",
        NULL
 };