wasm_import_api.c

// TODO: that can't go inside a shared wasm lib

mp_import_stat_t
wasm_find_module(const char *modname) {
    if( access( modname, F_OK ) != -1 ) {
        struct stat stats;
        stat(modname, &stats);
        if (S_ISDIR(stats.st_mode))
            return MP_IMPORT_STAT_DIR;
        return MP_IMPORT_STAT_FILE;
    }

    int found = EM_ASM_INT({return wasm_file_exists(UTF8ToString($0), true); }, modname ) ;

    if ( found>0 ) {
        int dl = EM_ASM_INT({return wasm_file_open(UTF8ToString($0),UTF8ToString($0)); }, modname );

        if (found==1) {
            fprintf(stderr,"wasm_find_module: DL FILE %s size=%d ", modname, dl);
            return MP_IMPORT_STAT_FILE;
        }
        if (found==2) {
            fprintf(stderr,"wasm_find_module: IS DIR %s size=%d ", modname, dl);
            return MP_IMPORT_STAT_DIR;
        }
    }
    fprintf(stderr,"404:wasm_find_module '%s' (%d)\n", modname, found);
    return MP_IMPORT_STAT_NO_EXIST;
}