void init_lean_path() {
#if defined(LEAN_EMSCRIPTEN)
*g_lean_path = "/library";
g_lean_path_vector->push_back(*g_lean_path);
#else
char * r = getenv("LEAN_PATH");
if (r == nullptr) {
std::string exe_path = get_path(get_exe_location());
*g_lean_path = exe_path + g_sep + ".." + g_sep + "library";
*g_lean_path += g_path_sep;
*g_lean_path += exe_path + g_sep + ".." + g_sep + "lib" + g_sep + "lean";
*g_lean_path += g_path_sep;
*g_lean_path += ".";
} else {
*g_lean_path = r;
}
g_lean_path_vector->clear();
*g_lean_path = normalize_path(*g_lean_path);
unsigned i = 0;
unsigned j = 0;
unsigned sz = g_lean_path->size();
for (; j < sz; j++) {
if (is_path_sep((*g_lean_path)[j])) {
if (j > i)
g_lean_path_vector->push_back(g_lean_path->substr(i, j - i));
i = j + 1;
}
}
if (j > i)
g_lean_path_vector->push_back(g_lean_path->substr(i, j - i));
#endif
}
search_path get_builtin_search_path() {
search_path path;
#if !defined(LEAN_EMSCRIPTEN)
std::string exe_path = dirname(get_exe_location());
path.push_back(exe_path + get_dir_sep() + ".." + get_dir_sep() + "library");
path.push_back(exe_path + get_dir_sep() + ".." + get_dir_sep() + "lib" + get_dir_sep() + "lean" + get_dir_sep() + "library");
#endif
return path;
}
