mbtk/libgsw_lib/gsw_log_interface.c

#include "gsw_log_interface.h"

void *handle = NULL;
int log_initialized = 0;
mbtk_log gsw_fun_ptr_log;
int init_log_func(void)
{
    if (log_initialized)
        return 0;

    handle = dlopen("/lib/libmbtk_lib.so", RTLD_NOW);
    if (!handle)
        {
        syslog(LOG_ERR, "Failed to load library: %s", dlerror());
        return -1;
    }

    gsw_fun_ptr_log = (mbtk_log)dlsym(handle, "mbtk_log");
    if (!gsw_fun_ptr_log)
        {
        syslog(LOG_ERR, "Cannot load symbol 'mbtk_log': %s", dlerror());
        dlclose(handle);
        handle = NULL;
        return -1;
    }

    log_initialized = 1;
    return 0;
}