1 files changed, 101 insertions, 0 deletions
diff --git a/src/ci.c b/src/ci.c
new file mode 100644
index 0000000..1932008
--- /dev/null
+++ b/src/ci.c
@@ -0,0 +1,101 @@
+#include "ci.h"
+#include "file.h"
+#include "git.h"
+#include "log.h"
+#include "process.h"
+
+#include <git2.h>
+#include <stddef.h>
+#include <stdlib.h>
+
+/* clang-format off */
+static const char *ci_scripts[] = {
+    "./.ci.sh",
+    "./.ci",
+    "./ci.sh",
+    "./ci",
+    NULL,
+};
+/* clang-format on */
+
+static run_result ci_run_script(const char *script, int *ec)
+{
+	const char *args[] = {script, NULL};
+	int ret = 0;
+
+	ret = proc_spawn(args, ec);
+	if (ret < 0)
+		return RUN_ERROR;
+	if (*ec)
+		return RUN_FAILURE;
+	return RUN_SUCCESS;
+}
+
+run_result ci_run(int *ec)
+{
+	for (const char **script = ci_scripts; *script; ++script) {
+		if (!file_exists(*script))
+			continue;
+		print_log("Going to run: %s\n", *script);
+		return ci_run_script(*script, ec);
+	}
+
+	print_log("Couldn't find any CI scripts to run\n");
+	return RUN_NO;
+}
+
+static void ci_cleanup_git_repo(git_repository *repo)
+{
+	rm_rf(git_repository_workdir(repo));
+	libgit_repository_free(repo);
+}
+
+static int ci_prepare_git_repo(git_repository **repo, const char *url, const char *rev)
+{
+	int ret = 0;
+
+	ret = libgit_clone_to_tmp(repo, url);
+	if (ret < 0)
+		return ret;
+
+	ret = libgit_checkout(*repo, rev);
+	if (ret < 0)
+		goto free_repo;
+
+	return ret;
+
+free_repo:
+	ci_cleanup_git_repo(*repo);
+
+	return ret;
+}
+
+run_result ci_run_git_repo(const char *url, const char *rev, int *ec)
+{
+	char *oldpwd;
+	git_repository *repo;
+	run_result result = RUN_ERROR;
+	int ret = 0;
+
+	ret = ci_prepare_git_repo(&repo, url, rev);
+	if (ret < 0)
+		goto exit;
+
+	ret = my_chdir(git_repository_workdir(repo), &oldpwd);
+	if (ret < 0)
+		goto free_repo;
+
+	result = ci_run(ec);
+	if (result < 0)
+		goto oldpwd;
+
+oldpwd:
+	my_chdir(oldpwd, NULL);
+	free(oldpwd);
+
+free_repo:
+	ci_cleanup_git_repo(repo);
+
+exit:
+	return result;
+}