refs.c: change resolve_ref_unsafe reading argument to be a flags field

diff --git a/builtin/show-branch.c b/builtin/show-branch.c
index 298c95e3f8b03e7f89d7767407ca8cee3eecc591..270e39c6c1b0855181a19b12739425035db9ad1d 100644 (file)
--- a/builtin/show-branch.c
+++ b/builtin/show-branch.c
@@ -563,7 +563,7 @@ static int git_show_branch_config(const char *var, const char *value, void *cb)
                        default_arg[default_num++] = "show-branch";
                } else if (default_alloc <= default_num + 1) {
                        default_alloc = default_alloc * 3 / 2 + 20;
-                       default_arg = xrealloc(default_arg, sizeof *default_arg * default_alloc);
+                       REALLOC_ARRAY(default_arg, default_alloc);
                }
                default_arg[default_num++] = xstrdup(value);
                default_arg[default_num] = NULL;
@@ -723,11 +723,14 @@ int cmd_show_branch(int ac, const char **av, const char *prefix)
                char nth_desc[256];
                char *ref;
                int base = 0;
+               unsigned int flags = 0;
 
                if (ac == 0) {
                        static const char *fake_av[2];
 
-                       fake_av[0] = resolve_refdup("HEAD", sha1, 1, NULL);
+                       fake_av[0] = resolve_refdup("HEAD",
+                                                   RESOLVE_REF_READING,
+                                                   sha1, NULL);
                        fake_av[1] = NULL;
                        av = fake_av;
                        ac = 1;
@@ -749,7 +752,7 @@ int cmd_show_branch(int ac, const char **av, const char *prefix)
                                /* Ah, that is a date spec... */
                                unsigned long at;
                                at = approxidate(reflog_base);
-                               read_ref_at(ref, at, -1, sha1, NULL,
+                               read_ref_at(ref, flags, at, -1, sha1, NULL,
                                            NULL, NULL, &base);
                        }
                }
@@ -760,7 +763,7 @@ int cmd_show_branch(int ac, const char **av, const char *prefix)
                        unsigned long timestamp;
                        int tz;
 
-                       if (read_ref_at(ref, 0, base+i, sha1, &logmsg,
+                       if (read_ref_at(ref, flags, 0, base+i, sha1, &logmsg,
                                        &timestamp, &tz, NULL)) {
                                reflog = i;
                                break;
@@ -788,7 +791,8 @@ int cmd_show_branch(int ac, const char **av, const char *prefix)
                }
        }
 
-       head_p = resolve_ref_unsafe("HEAD", head_sha1, 1, NULL);
+       head_p = resolve_ref_unsafe("HEAD", RESOLVE_REF_READING,
+                                   head_sha1, NULL);
        if (head_p) {
                head_len = strlen(head_p);
                memcpy(head, head_p, head_len + 1);