1 files changed, 65 insertions, 0 deletions
diff --git a/git2d/cmd_init.c b/git2d/cmd_init.c
new file mode 100644
index 0000000..962d229
--- /dev/null
+++ b/git2d/cmd_init.c
@@ -0,0 +1,65 @@
+/*-
+ * SPDX-License-Identifier: AGPL-3.0-only
+ * SPDX-FileCopyrightText: Copyright (c) 2025 Runxi Yu <https://runxiyu.org>
+ */
+
+#include "x.h"
+
+int cmd_init_repo(const char *path, struct bare_reader *reader, struct bare_writer *writer)
+{
+	char hooks[4096] = { 0 };
+	if (bare_get_data(reader, (uint8_t *) hooks, sizeof(hooks) - 1) != BARE_ERROR_NONE) {
+		fprintf(stderr, "init_repo: protocol error reading hooks for path '%s'\n", path);
+		bare_put_uint(writer, 11);
+		return -1;
+	}
+
+	fprintf(stderr, "init_repo: starting for path='%s' hooks='%s'\n", path, hooks);
+
+	if (mkdir(path, 0700) != 0 && errno != EEXIST) {
+		fprintf(stderr, "init_repo: mkdir failed for '%s': %s\n", path, strerror(errno));
+		bare_put_uint(writer, 24);
+		return -1;
+	}
+
+	git_repository *repo = NULL;
+	git_repository_init_options opts;
+	git_repository_init_options_init(&opts, GIT_REPOSITORY_INIT_OPTIONS_VERSION);
+	opts.flags = GIT_REPOSITORY_INIT_BARE;
+	if (git_repository_init_ext(&repo, path, &opts) != 0) {
+		const git_error *ge = git_error_last();
+		fprintf(stderr, "init_repo: git_repository_init_ext failed: %s (klass=%d)\n", ge && ge->message ? ge->message : "(no message)", ge ? ge->klass : 0);
+		bare_put_uint(writer, 20);
+		return -1;
+	}
+	git_config *cfg = NULL;
+	if (git_repository_config(&cfg, repo) != 0) {
+		git_repository_free(repo);
+		const git_error *ge = git_error_last();
+		fprintf(stderr, "init_repo: open config failed: %s (klass=%d)\n", ge && ge->message ? ge->message : "(no message)", ge ? ge->klass : 0);
+		bare_put_uint(writer, 21);
+		return -1;
+	}
+	if (git_config_set_string(cfg, "core.hooksPath", hooks) != 0) {
+		git_config_free(cfg);
+		git_repository_free(repo);
+		const git_error *ge = git_error_last();
+		fprintf(stderr, "init_repo: set hooksPath failed: %s (klass=%d) hooks='%s'\n", ge && ge->message ? ge->message : "(no message)", ge ? ge->klass : 0, hooks);
+		bare_put_uint(writer, 22);
+		return -1;
+	}
+	if (git_config_set_bool(cfg, "receive.advertisePushOptions", 1) != 0) {
+		git_config_free(cfg);
+		git_repository_free(repo);
+		const git_error *ge = git_error_last();
+		fprintf(stderr, "init_repo: set advertisePushOptions failed: %s (klass=%d)\n", ge && ge->message ? ge->message : "(no message)", ge ? ge->klass : 0);
+		bare_put_uint(writer, 23);
+		return -1;
+	}
+	git_config_free(cfg);
+
+	git_repository_free(repo);
+	fprintf(stderr, "init_repo: success for path='%s'\n", path);
+	bare_put_uint(writer, 0);
+	return 0;
+}