Ejemplos de make_str_vec en C++ (Cpp)

Ejemplo n.º 1

Archivo: rust.cpp Proyecto: matricks/rust

    command_line_args(rust_task *task,
                      int sys_argc,
                      char **sys_argv)
        : kernel(task->kernel),
          task(task),
          argc(sys_argc),
          argv(sys_argv)
    {
#if defined(__WIN32__)
        LPCWSTR cmdline = GetCommandLineW();
        LPWSTR *wargv = CommandLineToArgvW(cmdline, &argc);
        kernel->win32_require("CommandLineToArgvW", wargv != NULL);
        argv = (char **) kernel->malloc(sizeof(char*) * argc,
                                        "win32 command line");
        for (int i = 0; i < argc; ++i) {
            int n_chars = WideCharToMultiByte(CP_UTF8, 0, wargv[i], -1,
                                              NULL, 0, NULL, NULL);
            kernel->win32_require("WideCharToMultiByte(0)", n_chars != 0);
            argv[i] = (char *) kernel->malloc(n_chars,
                                              "win32 command line arg");
            n_chars = WideCharToMultiByte(CP_UTF8, 0, wargv[i], -1,
                                          argv[i], n_chars, NULL, NULL);
            kernel->win32_require("WideCharToMultiByte(1)", n_chars != 0);
        }
        LocalFree(wargv);
#endif

        args = make_str_vec(kernel, argc, argv);
    }

Ejemplo n.º 2

Archivo: rust_builtin.cpp Proyecto: gwillen/rust

extern "C" CDECL rust_str *
rust_getcwd() {
    rust_task *task = rust_get_current_task();
    LOG(task, task, "rust_getcwd()");

    char cbuf[BUF_BYTES];

#if defined(__WIN32__)
    if (!_getcwd(cbuf, sizeof(cbuf))) {
#else
        if (!getcwd(cbuf, sizeof(cbuf))) {
#endif
        task->fail();
        return NULL;
    }

    return make_str(task->kernel, cbuf, strlen(cbuf), "rust_str(getcwd)");
}

#if defined(__WIN32__)
extern "C" CDECL rust_vec_box *
rust_env_pairs() {
    rust_task *task = rust_get_current_task();
    size_t envc = 0;
    LPTCH ch = GetEnvironmentStringsA();
    LPTCH c;
    for (c = ch; *c; c += strlen(c) + 1) {
        ++envc;
    }
    c = ch;
    rust_vec_box *v = (rust_vec_box *)
        task->kernel->malloc(vec_size<rust_vec_box*>(envc),
                       "str vec interior");
    v->body.fill = v->body.alloc = sizeof(rust_vec*) * envc;
    for (size_t i = 0; i < envc; ++i) {
        size_t n = strlen(c);
        rust_str *str = make_str(task->kernel, c, n, "str");
        ((rust_str**)&v->body.data)[i] = str;
        c += n + 1;
    }
    if (ch) {
        FreeEnvironmentStrings(ch);
    }
    return v;
}
#else
extern "C" CDECL rust_vec_box *
rust_env_pairs() {
    rust_task *task = rust_get_current_task();
#ifdef __APPLE__
    char **environ = *_NSGetEnviron();
#endif
    char **e = environ;
    size_t envc = 0;
    while (*e) {
        ++envc; ++e;
    }
    return make_str_vec(task->kernel, envc, environ);
}
#endif

extern "C" CDECL void
unsupervise() {
    rust_task *task = rust_get_current_task();
    task->unsupervise();
}