/*

 *

 *

 *

 */

#include <dlfcn.h>

#include <locale.h>

#include <string>

#include <libgen.h>

#include <stdio.h>

#include <unistd.h>

typedef bool (*start_launcher)(int argc, char* argv[]);

typedef void (*stop_launcher)();

#define MAX_PATH 1024

std::string GetProgramPath() {

    ssize_t len = 0;

    std::string result;

    char buffer[MAX_PATH] = {0};

    if ((len = readlink("/proc/self/exe", buffer, MAX_PATH - 1)) != -1) {

        buffer[len] = '\0';

        result = buffer;

    }

    return result;

}

int main(int argc, char *argv[]) {

    int result = 1;

    setlocale(LC_ALL, "en_US.utf8");

    void* library = NULL;

    {

        std::string programPath = GetProgramPath();

        std::string libraryName = dirname((char*)programPath.c_str());

        libraryName += "/libpackager.so";

        library = dlopen(libraryName.c_str(), RTLD_LAZY);

        if (library == NULL) {

            fprintf(stderr, "dlopen failed: %s\n", dlerror());

            fprintf(stderr, "%s not found.\n", libraryName.c_str());

        }

    }

    if (library != NULL) {

        start_launcher start = (start_launcher)dlsym(library, "start_launcher");

        stop_launcher stop = (stop_launcher)dlsym(library, "stop_launcher");

        if (start(argc, argv) == true) {

            result = 0;

            if (stop != NULL) {

                stop();

            }

        }

        dlclose(library);

    }

    return result;

}