Function rt_module_exec_cmd

bsp/simulator/drivers/module_win32.c:425–556

* This function will do a executable program with main function and parameters. * * @param path the full path of application module * @param cmd_line the command line of program * @param size the size of command line of program * * @return the module object */

 * @return the module object
 */
rt_module_t rt_module_exec_cmd(const char *path, const char* cmd_line, int line_size)
{
    struct dfs_filesystem *fs;
    appentry_t fptr;
    HINSTANCE hinstlib;
    rt_module_t module;

    char * winpath = RT_NULL;
    char * name = RT_NULL;
    char *full_path = RT_NULL;

    RT_DEBUG_NOT_IN_INTERRUPT;

    /* check parameters */
    RT_ASSERT(path != RT_NULL);

    if (*path != '/')
    {
        full_path = dfs_normalize_path(RT_NULL, path);
    }
    else
    {
        full_path = (const char*)path;
    }

    /* app module should only in DFS_WIN32 */
    fs = dfs_filesystem_lookup(full_path);
    if ((fs == RT_NULL) || (strcmp(fs->ops->name,"wdir") != 0))
    {
        rt_kprintf("invalid path: %s\n", path);
        goto __exit;
    }

    /* change path */
    // len = strlen(full_path + 1);
    if ((winpath = dfs_win32_dirdup((char *)full_path)) == RT_NULL)
    {
        rt_kprintf("out of memory, exit", path);
        goto __exit;
    }

    hinstlib = LoadLibrary(winpath);
    if (hinstlib == NULL)
    {
        rt_kprintf("error: unable to open %s\n", winpath);
        goto __exit;
    }

    fptr = (appentry_t)GetProcAddress(hinstlib, "main");
    if (fptr == NULL)
    {
        rt_kprintf("error: unable to find function in %s\n", winpath);
        FreeLibrary(hinstlib);
        goto __exit;
    }

    /* release winpath */
    rt_free(winpath);