static void load()
{
char* path = NULL;
int length, dirname_length;
printf("library loaded\n");
length = wai_getExecutablePath(NULL, 0, &dirname_length);
if (length > 0)
{
path = (char*)malloc(length + 1);
wai_getExecutablePath(path, length, &dirname_length);
path[length] = '\0';
printf("executable path: %s\n", path);
path[dirname_length] = '\0';
printf(" dirname: %s\n", path);
printf(" basename: %s\n", path + dirname_length + 1);
free(path);
}
length = wai_getModulePath(NULL, 0, &dirname_length);
if (length > 0)
{
path = (char*)malloc(length + 1);
wai_getModulePath(path, length, &dirname_length);
path[length] = '\0';
printf("module path: %s\n", path);
path[dirname_length] = '\0';
printf(" dirname: %s\n", path);
printf(" basename: %s\n", path + dirname_length + 1);
free(path);
}
}
sds parg_asset_whereami()
{
if (!_exedir) {
int length = wai_getExecutablePath(0, 0, 0);
_exedir = sdsnewlen("", length);
int dirlen;
wai_getExecutablePath(_exedir, length, &dirlen);
sdsrange(_exedir, 0, dirlen);
}
return _exedir;
}
char * get_current_directory_os()
{
static char dir[1024];
memset((void*)&dir[0],0,1024);
int length = wai_getExecutablePath(0, 0, 0);
if(length>=1024)
return (char*)0;
int dirname_length;
wai_getExecutablePath((char*)&dir[0], length, &dirname_length);
return (char*)&dir[0];
}
std::string appDir()
{
const int length = wai_getExecutablePath(nullptr, 0, nullptr);
if(length == -1)
return std::string();
char* path = (char*)malloc(length+1);
int dirnameLength = length;
if(wai_getExecutablePath(path, length, &dirnameLength) != length)
return std::string();
// Only get the dirname
path[dirnameLength] = '\0';
std::string str(path);
free(path);
return str;
}
void *dlopen_qtplugin(std::string &plugin, void * &handle, const char *func)
{
#ifdef USE_EXTERNAL_PLUGINS
int len = wai_getExecutablePath(NULL, 0, NULL);
char *path = new char[len + 1];
wai_getExecutablePath(path, len, NULL);
path[len] = '\0';
char *dir = dirname(path);
if (!dir) {
delete path;
return NULL;
}
plugin = std::string(dir) + "/qtplugin.so";
handle = dlopen(plugin.c_str(), RTLD_LAZY);
if (!handle) {
plugin = std::string(dir) + "/../lib/fltk-dialog/qtplugin.so";
handle = dlopen(plugin.c_str(), RTLD_LAZY);
}
dir = NULL;
delete path;
#else
if (!save_to_temp(qtplugin_so, qtplugin_so_len, ".so", plugin)) {
return NULL;
}
handle = dlopen(plugin.c_str(), RTLD_LAZY);
#endif /* USE_EXTERNAL_PLUGINS */
char *error = dlerror();
if (!handle) {
std::cerr << error << std::endl;
#ifndef USE_EXTERNAL_PLUGINS
unlink(plugin.c_str());
#endif
return NULL;
}
dlerror();
void *func_ptr = dlsym(handle, func);
error = dlerror();
if (error || !func_ptr) {
std::cerr << "error: " << error << std::endl;
dlclose(handle);
#ifndef USE_EXTERNAL_PLUGINS
unlink(plugin.c_str());
#endif
return NULL;
}
return func_ptr;
}
