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/*
* Copyright (c) 2022 Egor Tensin <Egor.Tensin@gmail.com>
* This file is part of the "cimple" project.
* For details, see https://github.com/egor-tensin/cimple.
* Distributed under the MIT License.
*/
#include "const.h"
#include "server.h"
#include <getopt.h>
#include <stdio.h>
#include <stdlib.h>
static struct settings default_settings()
{
struct settings settings = {DEFAULT_PORT, NULL};
return settings;
}
static void exit_with_usage(int ec, const char *argv0)
{
FILE *dest = stdout;
if (ec)
dest = stderr;
fprintf(dest, "usage: %s [-h|--help] [-V|--version] [-p|--port PORT] [-s|--sqlite PATH]\n",
argv0);
exit(ec);
}
static void exit_with_usage_err(const char *argv0, const char *msg)
{
if (msg)
fprintf(stderr, "usage error: %s\n", msg);
exit_with_usage(1, argv0);
}
static void exit_with_version()
{
printf("%s\n", VERSION);
exit(0);
}
static int parse_settings(struct settings *settings, int argc, char *argv[])
{
int opt, longind;
*settings = default_settings();
static struct option long_options[] = {
{"help", no_argument, 0, 'h'},
{"version", no_argument, 0, 'V'},
{"port", required_argument, 0, 'p'},
{"sqlite", required_argument, 0, 's'},
{0, 0, 0, 0},
};
while ((opt = getopt_long(argc, argv, "hVp:s:", long_options, &longind)) != -1) {
switch (opt) {
case 'h':
exit_with_usage(0, argv[0]);
break;
case 'V':
exit_with_version();
break;
case 'p':
settings->port = optarg;
break;
case 's':
settings->sqlite_path = optarg;
break;
default:
exit_with_usage(1, argv[0]);
break;
}
}
if (!settings->sqlite_path) {
exit_with_usage_err(argv[0], "must specify the path to a SQLite database");
return -1;
}
return 0;
}
int main(int argc, char *argv[])
{
struct settings settings;
struct server *server;
int ret = 0;
ret = parse_settings(&settings, argc, argv);
if (ret < 0)
return ret;
ret = server_create(&server, &settings);
if (ret < 0)
return ret;
ret = server_main(server);
if (ret < 0)
goto destroy_server;
destroy_server:
server_destroy(server);
return ret;
}
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