/************************************************************************
* *
* gen_pullright() is called in the following order: *
* Pullright menu needs to be displayed. (MENU_PULLRIGHT) *
* Menu is about to be dismissed (MENU_DISPLAY_DONE) *
* User made a selection (before menu notify function) *
* After the notify routine has been called. *
* The above order is done whether or not the user makes a *
* menu selection. *
* Always return newly created menu. *
* */
static Menu
gen_pullright(Menu_item mi, Menu_generate op)
{
Menu menu;
Menu_item new_item, old_item = mi;
char buf[MAXPATHLEN];
if (op == MENU_DISPLAY)
{
menu = (Menu)xv_get(old_item, MENU_PARENT);
(void)sprintf(buf, "%s/%s",
xv_get(menu, MENU_CLIENT_DATA), xv_get(old_item, MENU_STRING));
/* get old menu and free it -- we're going to build another */
if (menu = (Menu)xv_get(old_item, MENU_PULLRIGHT))
{
int j;
Menu_item item;
free((char *)xv_get(menu, MENU_CLIENT_DATA));
/* Destroy all items in the menu */
/* Note that these codes are needed because XView DOES NOT */
/* destroy all items in a menu although XView manual */
/* says it does. */
for (j=(int)xv_get(menu, MENU_NITEMS); j>0; j--)
{
item = (Menu_item)xv_get(menu, MENU_NTH_ITEM, j);
xv_set(menu, MENU_REMOVE, j, NULL);
xv_destroy(item);
}
xv_destroy(menu);
}
if (new_item = add_path_to_menu(buf,
(u_long)xv_get(old_item, XV_KEY_DATA, KEY_ADDR_DATA)))
{
menu = (Menu)xv_get(new_item, MENU_PULLRIGHT);
xv_destroy(new_item);
return menu;
}
}
if (!(menu = (Menu)xv_get(old_item, MENU_PULLRIGHT)))
{
menu = (Menu)xv_create(NULL, MENU,
MENU_STRINGS, "Couldn't build a menu.", NULL,
NULL);
}
return menu;
}
static void
do_sigchld(int sig)
{
pid_t pid, pgid;
int status;
xvect dying_jobs;
size_t i, j;
xv_init(&dying_jobs, sizeof(pid_t));
while ((pid = waitpid(-1, &status, WNOHANG | WUNTRACED)) > 0) {
if (WIFSTOPPED(status)) {
post_job_suspend(getpgid(pid), 1);
}
else {
pgid = getpgid(pid);
xv_push(&dying_jobs, &pgid);
}
}
for (i = 0; i < xv_size(&dying_jobs); ++i) {
pgid = *(pid_t *)xv_get(&dying_jobs, i);
if (waitpid(-pgid, &status, WNOHANG | WUNTRACED) == -1 && errno == ECHILD) { /* if the job of pgid is completely dead */
for (j = 0; j < xv_size(&bg_jobs); ++j) {
if (((bg_job *)xv_get(&bg_jobs, j))->pgid == pgid) {
break;
}
}
if (j != xv_size(&bg_jobs)) {
xv_splice(&bg_jobs, j, 1);
}
}
}
xv_destroy(&dying_jobs);
}
void
exec_fini(void)
{
xv_destroy(&bg_jobs);
}
/************************************************************************
* *
* This function will starts a pull-right menu from a specified *
* directory. It lists all files in a menu. *
* */
Menu
filelist_menu_pullright(Menu_item /*mi*/, Menu_generate op,
u_long callback_func, char *start_dirpath)
{
static Menu menu=NULL;
//fprintf(stderr,"filelist_menu_pullright(): mi=%d, op=%d\n", mi, op);/*CMP*/
if (op == MENU_DISPLAY)
{
Menu_item item;
char *dirpath;
if (start_dirpath == NULL)
dirpath = "."; /* Use current directory */
else
dirpath = start_dirpath; /* Use a specified directory */
//
// Don't destroy old menus, may still be in use by pinned-up menus.
// ***********************************************************
// THIS IS A MEMORY LEAK
// ***********************************************************
// Have to figure out how to tell a menu is no longer needed.
// Or, better, rewrite the pinnable, popup menus as popup panels
// and then restore this commented put stuff.
//
//if (menu)
//{
// int j;
// free((char *)xv_get(menu, MENU_CLIENT_DATA));
/* Destroy all items in the menu */
/* Note that these codes are needed because XView DOES NOT */
/* destroy all items in a menu although XView manual */
/* says it does. */
// for (j=(int)xv_get(menu, MENU_NITEMS); j>0; j--)
// {
// item = (Menu_item)xv_get(menu, MENU_NTH_ITEM, j);
// xv_set(menu, MENU_REMOVE, j, NULL);
// xv_destroy(item);
// }
// xv_destroy(menu);
//}
if (item = add_path_to_menu(dirpath, callback_func))
{
menu = (Menu)xv_get(item, MENU_PULLRIGHT);
/* Destroy the item since we already get its pullrigh menu */
xv_destroy(item);
}
else
{
menu = xv_create(NULL, MENU,
MENU_TITLE_ITEM, strcpy(title, dirpath),
MENU_STRINGS, "<No such directory>", NULL,
NULL);
}
}
return(menu);
}
