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/*
* The new sysinstall program.
*
* This is probably the last attempt in the `sysinstall' line, the next
* generation being slated for what's essentially a complete rewrite.
*
* $Id$
*
* Copyright (c) 1995
* Jordan Hubbard. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer,
* verbatim and that no modifications are made prior to this
* point in the file.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Jordan Hubbard
* for the FreeBSD Project.
* 4. The name of Jordan Hubbard or the FreeBSD project may not be used to
* endorse or promote products derived from this software without specific
* prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY JORDAN HUBBARD ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL JORDAN HUBBARD OR HIS PETS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, LIFE OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
#include "sysinstall.h"
#include <sys/wait.h>
#define MAX_MENU 15
static DMenuItem shellAction = { NULL, NULL, MENU_SHELL_ESCAPE, NULL, 0 };
/* Traverse over an internal menu */
void
dmenuOpen(DMenu *menu, int *choice, int *scroll, int *curr, int *max)
{
char result[FILENAME_MAX];
char **nitems = NULL;
DMenuItem *tmp;
int rval, n = 0;
char *sh = NULL;
/* First, construct the menu */
for (tmp = menu->items; tmp->title; tmp++) {
if (!tmp->disabled) {
nitems = item_add(nitems, tmp->title, curr, max);
nitems = item_add(nitems, tmp->prompt, curr, max);
++n;
}
}
nitems = item_add(nitems, NULL, curr, max); /* Terminate it */
/* Any helpful hints, put 'em up! */
if (menu->helpline)
use_helpline(menu->helpline);
if (menu->helpfile)
use_helpfile(menu->helpfile);
while (1) {
/* Pop up that dialog! */
rval = dialog_menu((unsigned char *)menu->title,
(unsigned char *)menu->prompt,
-1, -1, n > MAX_MENU ? MAX_MENU : n, n,
(unsigned char **)nitems, (unsigned char *)result,
choice, scroll);
dialog_clear();
if (!rval) {
for (tmp = menu->items; tmp->title; tmp++)
if (!strcmp(result, tmp->title))
break;
if (!tmp->title)
msgFatal("Menu item `%s' not found??", result);
}
else if (rval == 255)
tmp = &shellAction;
else {
items_free(nitems, curr, max);
return;
}
switch (tmp->type) {
case MENU_SHELL_ESCAPE:
if (file_executable("/bin/sh"))
sh = "/bin/sh";
else if (file_executable("/stand/sh"))
sh = "/stand/sh";
else {
msgWarn("No shell available, sorry!");
break;
}
setenv("PS1", "freebsd% ", 1);
dialog_clear();
dialog_update();
move(0, 0);
standout();
addstr("Type `exit' to leave this shell and continue install.");
standend();
refresh();
end_dialog();
DialogActive = FALSE;
if (fork() == 0)
execlp(sh, "-sh", 0);
else
wait(NULL);
dialog_clear();
DialogActive = TRUE;
break;
case MENU_DISPLAY_FILE: {
char buf[FILENAME_MAX], *cp, *fname = NULL;
if (file_readable((char *)tmp->ptr))
fname = (char *)tmp->ptr;
else if ((cp = getenv("LANG")) != NULL) {
snprintf(buf, FILENAME_MAX, "%s/%s", cp, tmp->ptr);
if (file_readable(buf))
fname = buf;
}
else {
snprintf(buf, FILENAME_MAX, "english/%s", tmp->ptr);
if (file_readable(buf))
fname = buf;
}
if (!fname) {
snprintf(buf, FILENAME_MAX, "The %s file is not provided on the 1.2MB floppy image.", (char *)tmp->ptr);
dialog_msgbox("Sorry!", buf, -1, -1, 1);
dialog_clear_norefresh();
}
else {
dialog_clear_norefresh();
dialog_textbox(tmp->title, fname, LINES, COLS);
dialog_clear_norefresh();
}
}
break;
case MENU_SUBMENU: {
int choice, scroll, curr, max;
choice = scroll = curr = max = 0;
dmenuOpen((DMenu *)tmp->ptr, &choice, &scroll, &curr, &max);
break;
}
case MENU_SYSTEM_COMMAND:
(void)systemExecute((char *)tmp->ptr);
break;
case MENU_CALL:
((void (*)())tmp->ptr)();
break;
case MENU_SET_VARIABLE: {
Variable *newvar;
if (!index((char *)tmp->ptr, '='))
msgWarn("Improperly formatted variable: %s", tmp->ptr);
putenv((char *)tmp->ptr);
newvar = (Variable *)malloc(sizeof(Variable));
if (!newvar)
msgFatal("Out of Memory!");
strncpy(newvar->value, tmp->ptr, 1024);
newvar->next = VarHead;
VarHead = newvar;
}
break;
default:
msgFatal("Don't know how to deal with menu type %d", tmp->type);
}
}
}
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