memory_limit: use git_env_ulong() to parse GIT_ALLOC_LIMIT

diff --git a/builtin/log.c b/builtin/log.c
index 92063dfc48a73c9b5fa4f9694dd4ac78d5575be3..4389722b4b1edffce8cd2a63dae52277e022ac99 100644 (file)
--- a/builtin/log.c
+++ b/builtin/log.c
@@ -861,7 +861,7 @@ static void add_branch_description(struct strbuf *buf, const char *branch_name)
        read_branch_desc(&desc, branch_name);
        if (desc.len) {
                strbuf_addch(buf, '\n');
-               strbuf_add(buf, desc.buf, desc.len);
+               strbuf_addbuf(buf, &desc);
                strbuf_addch(buf, '\n');
        }
 }
@@ -871,7 +871,7 @@ static char *find_branch_name(struct rev_info *rev)
        int i, positive = -1;
        unsigned char branch_sha1[20];
        const unsigned char *tip_sha1;
-       const char *ref;
+       const char *ref, *v;
        char *full_ref, *branch = NULL;
 
        for (i = 0; i < rev->cmdline.nr; i++) {
@@ -887,9 +887,9 @@ static char *find_branch_name(struct rev_info *rev)
        ref = rev->cmdline.rev[positive].name;
        tip_sha1 = rev->cmdline.rev[positive].item->sha1;
        if (dwim_ref(ref, strlen(ref), branch_sha1, &full_ref) &&
-           starts_with(full_ref, "refs/heads/") &&
+           skip_prefix(full_ref, "refs/heads/", &v) &&
            !hashcmp(tip_sha1, branch_sha1))
-               branch = xstrdup(full_ref + strlen("refs/heads/"));
+               branch = xstrdup(v);
        free(full_ref);
        return branch;
 }
@@ -1396,10 +1396,10 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
 
                if (check_head) {
                        unsigned char sha1[20];
-                       const char *ref;
+                       const char *ref, *v;
                        ref = resolve_ref_unsafe("HEAD", sha1, 1, NULL);
-                       if (ref && starts_with(ref, "refs/heads/"))
-                               branch_name = xstrdup(ref + strlen("refs/heads/"));
+                       if (ref && skip_prefix(ref, "refs/heads/", &v))
+                               branch_name = xstrdup(v);
                        else
                                branch_name = xstrdup(""); /* no branch */
                }