diff options
Diffstat (limited to 'usr.sbin/sysinstall/dmenu.c')
| -rw-r--r-- | usr.sbin/sysinstall/dmenu.c | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/usr.sbin/sysinstall/dmenu.c b/usr.sbin/sysinstall/dmenu.c new file mode 100644 index 0000000..cb8508d --- /dev/null +++ b/usr.sbin/sysinstall/dmenu.c @@ -0,0 +1,191 @@ +/* + * 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); + } + } +} + + |
