src/main.cpp

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#include "application.h"
#include "git_repo.h"
#include "repo_scanner.h"

#include <cppcms/applications_pool.h>
#include <cppcms/service.h>

#include <cstdlib>
#include <iostream>
#include <string>

namespace {

// Repository root resolution order: GIT_ROOT env, config key "git.root",
// then $HOME/git.
std::string resolve_root(cppcms::service &srv) {
    if (const char *env = std::getenv("GIT_ROOT"); env && *env)
        return env;
    const std::string configured = srv.settings().get<std::string>("git.root", "");
    if (!configured.empty())
        return configured;
    if (const char *home = std::getenv("HOME"); home && *home)
        return std::string(home) + "/git";
    return "/srv/git";
}

} // namespace

int main(int argc, char **argv) {
    try {
        GitLibrary git_library;
        cppcms::service srv(argc, argv);

        const std::string root = resolve_root(srv);
        RepoScanner scanner(root);
        std::cout << "Serving " << scanner.names().size() << " repositories from "
                  << root << std::endl;

        srv.applications_pool().mount(cppcms::create_pool<GitApp>(&scanner));
        srv.run();
    } catch (const std::exception &e) {
        std::cerr << "fatal: " << e.what() << std::endl;
        return 1;
    }
    return 0;
}