Merge branch 'maint-1.6.0' into maint
[gitweb.git] / builtin-clone.c
index 8e1a1d399580af3faa39c3c50350b3ca19df0634..2feac9c5cb8e85ae2b25c5a7a0a602e84e210f4a 100644 (file)
@@ -134,9 +134,9 @@ static char *guess_dir_name(const char *repo, int is_bundle, int is_bare)
        }
 
        if (is_bare) {
-               char *result = xmalloc(end - start + 5);
-               sprintf(result, "%.*s.git", (int)(end - start), start);
-               return result;
+               struct strbuf result = STRBUF_INIT;
+               strbuf_addf(&result, "%.*s.git", (int)(end - start), start);
+               return strbuf_detach(&result, 0);
        }
 
        return xstrndup(start, end - start);
@@ -183,36 +183,38 @@ static void setup_reference(const char *repo)
        free(ref_git_copy);
 }
 
-static void copy_or_link_directory(char *src, char *dest)
+static void copy_or_link_directory(struct strbuf *src, struct strbuf *dest)
 {
        struct dirent *de;
        struct stat buf;
        int src_len, dest_len;
        DIR *dir;
 
-       dir = opendir(src);
+       dir = opendir(src->buf);
        if (!dir)
-               die("failed to open %s\n", src);
+               die("failed to open %s\n", src->buf);
 
-       if (mkdir(dest, 0777)) {
+       if (mkdir(dest->buf, 0777)) {
                if (errno != EEXIST)
-                       die("failed to create directory %s\n", dest);
-               else if (stat(dest, &buf))
-                       die("failed to stat %s\n", dest);
+                       die("failed to create directory %s\n", dest->buf);
+               else if (stat(dest->buf, &buf))
+                       die("failed to stat %s\n", dest->buf);
                else if (!S_ISDIR(buf.st_mode))
-                       die("%s exists and is not a directory\n", dest);
+                       die("%s exists and is not a directory\n", dest->buf);
        }
 
-       src_len = strlen(src);
-       src[src_len] = '/';
-       dest_len = strlen(dest);
-       dest[dest_len] = '/';
+       strbuf_addch(src, '/');
+       src_len = src->len;
+       strbuf_addch(dest, '/');
+       dest_len = dest->len;
 
        while ((de = readdir(dir)) != NULL) {
-               strcpy(src + src_len + 1, de->d_name);
-               strcpy(dest + dest_len + 1, de->d_name);
-               if (stat(src, &buf)) {
-                       warning ("failed to stat %s\n", src);
+               strbuf_setlen(src, src_len);
+               strbuf_addstr(src, de->d_name);
+               strbuf_setlen(dest, dest_len);
+               strbuf_addstr(dest, de->d_name);
+               if (stat(src->buf, &buf)) {
+                       warning ("failed to stat %s\n", src->buf);
                        continue;
                }
                if (S_ISDIR(buf.st_mode)) {
@@ -221,17 +223,17 @@ static void copy_or_link_directory(char *src, char *dest)
                        continue;
                }
 
-               if (unlink(dest) && errno != ENOENT)
-                       die("failed to unlink %s\n", dest);
+               if (unlink(dest->buf) && errno != ENOENT)
+                       die("failed to unlink %s\n", dest->buf);
                if (!option_no_hardlinks) {
-                       if (!link(src, dest))
+                       if (!link(src->buf, dest->buf))
                                continue;
                        if (option_local)
-                               die("failed to create link %s\n", dest);
+                               die("failed to create link %s\n", dest->buf);
                        option_no_hardlinks = 1;
                }
-               if (copy_file(dest, src, 0666))
-                       die("failed to copy file to %s\n", dest);
+               if (copy_file(dest->buf, src->buf, 0666))
+                       die("failed to copy file to %s\n", dest->buf);
        }
        closedir(dir);
 }
@@ -240,17 +242,19 @@ static const struct ref *clone_local(const char *src_repo,
                                     const char *dest_repo)
 {
        const struct ref *ret;
-       char src[PATH_MAX];
-       char dest[PATH_MAX];
+       struct strbuf src = STRBUF_INIT;
+       struct strbuf dest = STRBUF_INIT;
        struct remote *remote;
        struct transport *transport;
 
        if (option_shared)
                add_to_alternates_file(src_repo);
        else {
-               snprintf(src, PATH_MAX, "%s/objects", src_repo);
-               snprintf(dest, PATH_MAX, "%s/objects", dest_repo);
-               copy_or_link_directory(src, dest);
+               strbuf_addf(&src, "%s/objects", src_repo);
+               strbuf_addf(&dest, "%s/objects", dest_repo);
+               copy_or_link_directory(&src, &dest);
+               strbuf_release(&src);
+               strbuf_release(&dest);
        }
 
        remote = remote_get(src_repo);
@@ -354,8 +358,8 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
        const char *repo_name, *repo, *work_tree, *git_dir;
        char *path, *dir;
        const struct ref *refs, *head_points_at, *remote_head, *mapped_refs;
-       char branch_top[256], key[256], value[256];
-       struct strbuf reflog_msg = STRBUF_INIT;
+       struct strbuf key = STRBUF_INIT, value = STRBUF_INIT;
+       struct strbuf branch_top = STRBUF_INIT, reflog_msg = STRBUF_INIT;
        struct transport *transport = NULL;
        char *src_ref_prefix = "refs/heads/";
 
@@ -459,35 +463,36 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
        if (option_bare) {
                if (option_mirror)
                        src_ref_prefix = "refs/";
-               strcpy(branch_top, src_ref_prefix);
+               strbuf_addstr(&branch_top, src_ref_prefix);
 
                git_config_set("core.bare", "true");
        } else {
-               snprintf(branch_top, sizeof(branch_top),
-                        "refs/remotes/%s/", option_origin);
+               strbuf_addf(&branch_top, "refs/remotes/%s/", option_origin);
        }
 
        if (option_mirror || !option_bare) {
                /* Configure the remote */
                if (option_mirror) {
-                       snprintf(key, sizeof(key),
-                                       "remote.%s.mirror", option_origin);
-                       git_config_set(key, "true");
+                       strbuf_addf(&key, "remote.%s.mirror", option_origin);
+                       git_config_set(key.buf, "true");
+                       strbuf_reset(&key);
                }
 
-               snprintf(key, sizeof(key), "remote.%s.url", option_origin);
-               git_config_set(key, repo);
+               strbuf_addf(&key, "remote.%s.url", option_origin);
+               git_config_set(key.buf, repo);
+                       strbuf_reset(&key);
 
-               snprintf(key, sizeof(key), "remote.%s.fetch", option_origin);
-               snprintf(value, sizeof(value),
-                               "+%s*:%s*", src_ref_prefix, branch_top);
-               git_config_set_multivar(key, value, "^$", 0);
+               strbuf_addf(&key, "remote.%s.fetch", option_origin);
+               strbuf_addf(&value, "+%s*:%s*", src_ref_prefix, branch_top.buf);
+               git_config_set_multivar(key.buf, value.buf, "^$", 0);
+               strbuf_reset(&key);
+               strbuf_reset(&value);
        }
 
        refspec.force = 0;
        refspec.pattern = 1;
        refspec.src = src_ref_prefix;
-       refspec.dst = branch_top;
+       refspec.dst = branch_top.buf;
 
        if (path && !is_bundle)
                refs = clone_local(path, git_dir);
@@ -541,7 +546,7 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
                                   head_points_at->old_sha1,
                                   NULL, 0, DIE_ON_ERR);
 
-                       strbuf_addstr(&head_ref, branch_top);
+                       strbuf_addstr(&head_ref, branch_top.buf);
                        strbuf_addstr(&head_ref, "HEAD");
 
                        /* Remote branch link */
@@ -549,10 +554,11 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
                                      head_points_at->peer_ref->name,
                                      reflog_msg.buf);
 
-                       snprintf(key, sizeof(key), "branch.%s.remote", head);
-                       git_config_set(key, option_origin);
-                       snprintf(key, sizeof(key), "branch.%s.merge", head);
-                       git_config_set(key, head_points_at->name);
+                       strbuf_addf(&key, "branch.%s.remote", head);
+                       git_config_set(key.buf, option_origin);
+                       strbuf_reset(&key);
+                       strbuf_addf(&key, "branch.%s.merge", head);
+                       git_config_set(key.buf, head_points_at->name);
                }
        } else if (remote_head) {
                /* Source had detached HEAD pointing somewhere. */
@@ -602,6 +608,9 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
        }
 
        strbuf_release(&reflog_msg);
+       strbuf_release(&branch_top);
+       strbuf_release(&key);
+       strbuf_release(&value);
        junk_pid = 0;
        return 0;
 }