From 219a6dab8995aad9ac4860cc1a84d6f3509a03a4 Mon Sep 17 00:00:00 2001 From: wbx Date: Sun, 17 May 2009 14:41:34 +0200 Subject: Initial import --- config/mconf.c | 717 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 717 insertions(+) create mode 100644 config/mconf.c (limited to 'config/mconf.c') diff --git a/config/mconf.c b/config/mconf.c new file mode 100644 index 000000000..878554245 --- /dev/null +++ b/config/mconf.c @@ -0,0 +1,717 @@ +/* + * Copyright (C) 2002 Roman Zippel + * Released under the terms of the GNU GPL v2.0. + * + * Introduced single menu mode (show all sub-menus in one large tree). + * 2002-11-06 Petr Baudis + * + * Directly use liblxdialog library routines. + * 2002-11-14 Petr Baudis + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "dialog.h" + +#define LKC_DIRECT_LINK +#include "lkc.h" + +static char menu_backtitle[128]; +static const char menu_instructions[] = + "Arrow keys navigate the menu. " + " selects submenus --->. " + "Highlighted letters are hotkeys. " + "Pressing selectes a feature, while will exclude a feature. " + "Press to exit, for Help. " + "Legend: [*] feature is selected [ ] feature is excluded", +radiolist_instructions[] = + "Use the arrow keys to navigate this window or " + "press the hotkey of the item you wish to select " + "followed by the . " + "Press for additional information about this option.", +inputbox_instructions_int[] = + "Please enter a decimal value. " + "Fractions will not be accepted. " + "Use the key to move from the input field to the buttons below it.", +inputbox_instructions_hex[] = + "Please enter a hexadecimal value. " + "Use the key to move from the input field to the buttons below it.", +inputbox_instructions_string[] = + "Please enter a string value. " + "Use the key to move from the input field to the buttons below it.", +setmod_text[] = + "This feature depends on another which has been configured as a module.\n" + "As a result, this feature will be built as a module.", +nohelp_text[] = + "There is no help available for this option.\n", +load_config_text[] = + "Enter the name of the configuration file you wish to load. " + "Accept the name shown to restore the configuration you " + "last retrieved. Leave blank to abort.", +load_config_help[] = + "\n" + "For various reasons, one may wish to keep several different OpenADK\n" + "configurations available on a single machine.\n" + "\n" + "If you have saved a previous configuration in a file other than the\n" + "OpenADK's default, entering the name of the file here will allow you\n" + "to modify that configuration.\n" + "\n" + "If you are uncertain, then you have probably never used alternate\n" + "configuration files. You should therefor leave this blank to abort.\n", +save_config_text[] = + "Enter a filename to which this configuration should be saved " + "as an alternate. Leave blank to abort.", +save_config_help[] = + "\n" + "For various reasons, one may wish to keep different OpenADK\n" + "configurations available on a single machine.\n" + "\n" + "Entering a file name here will allow you to later retrieve, modify\n" + "and use the current configuration as an alternate to whatever\n" + "configuration options you have selected at that time.\n" + "\n" + "If you are uncertain what all this means then you should probably\n" + "leave this blank.\n", +top_menu_help[] = + "\n" + "Use the Up/Down arrow keys (cursor keys) to highlight the item\n" + "you wish to change or submenu wish to select and press .\n" + "Submenus are designated by \"--->\".\n" + "\n" + "Shortcut: Press the option's highlighted letter (hotkey).\n" + "\n" + "You may also use the and keys to scroll\n" + "unseen options into view.\n" +; + +static char filename[PATH_MAX+1] = ".config"; +static int indent = 0; +static struct termios ios_org; +static int rows, cols; +struct menu *current_menu; +static int child_count; +static int single_menu_mode; + +static struct dialog_list_item *items[16384]; /* FIXME: This ought to be dynamic. */ +static int item_no; + +static void conf(struct menu *menu); +static void conf_choice(struct menu *menu); +static void conf_string(struct menu *menu); +static void conf_load(void); +static void conf_save(void); +static void show_textbox(const char *title, const char *text, int r, int c); +static void show_helptext(const char *title, const char *text); +static void show_help(struct menu *menu); +static void show_readme(void); + +static void init_wsize(void) +{ + struct winsize ws; + char *env; + + if (ioctl(1, TIOCGWINSZ, &ws) == -1) { + rows = 24; + cols = 80; + } else { + rows = ws.ws_row; + cols = ws.ws_col; + if (!rows) { + env = getenv("LINES"); + if (env) + rows = atoi(env); + if (!rows) + rows = 24; + } + if (!cols) { + env = getenv("COLUMNS"); + if (env) + cols = atoi(env); + if (!cols) + cols = 80; + } + } + + if (rows < 19 || cols < 80) { + fprintf(stderr, "Your display is too small to run Menuconfig!\n"); + fprintf(stderr, "It must be at least 19 lines by 80 columns.\n"); + exit(1); + } + + rows -= 4; + cols -= 5; +} + +static void cinit(void) +{ + item_no = 0; +} + +static void cmake(void) +{ + items[item_no] = malloc(sizeof(struct dialog_list_item)); + memset(items[item_no], 0, sizeof(struct dialog_list_item)); + items[item_no]->tag = malloc(32); items[item_no]->tag[0] = 0; + items[item_no]->name = malloc(512); items[item_no]->name[0] = 0; + items[item_no]->namelen = 0; + item_no++; +} + +static int cprint_name(const char *fmt, ...) +{ + va_list ap; + int res; + + if (!item_no) + cmake(); + va_start(ap, fmt); + res = vsnprintf(items[item_no - 1]->name + items[item_no - 1]->namelen, + 512 - items[item_no - 1]->namelen, fmt, ap); + if (res > 0) + items[item_no - 1]->namelen += res; + va_end(ap); + + return res; +} + +static int cprint_tag(const char *fmt, ...) +{ + va_list ap; + int res; + + if (!item_no) + cmake(); + va_start(ap, fmt); + res = vsnprintf(items[item_no - 1]->tag, 32, fmt, ap); + va_end(ap); + + return res; +} + +static void cdone(void) +{ + int i; + + for (i = 0; i < item_no; i++) { + free(items[i]->tag); + free(items[i]->name); + free(items[i]); + } + + item_no = 0; +} + +static void build_conf(struct menu *menu) +{ + struct symbol *sym; + struct property *prop; + struct menu *child; + int type, tmp, doint = 2; + tristate val; + char ch; + + if (!menu_is_visible(menu)) + return; + + sym = menu->sym; + prop = menu->prompt; + if (!sym) { + if (prop && menu != current_menu) { + const char *prompt = menu_get_prompt(menu); + switch (prop->type) { + case P_MENU: + child_count++; + cmake(); + cprint_tag("m%p", menu); + + if (single_menu_mode) { + cprint_name("%s%*c%s", + menu->data ? "-->" : "++>", + indent + 1, ' ', prompt); + } else { + cprint_name(" %*c%s --->", indent + 1, ' ', prompt); + } + + if (single_menu_mode && menu->data) + goto conf_childs; + return; + default: + if (prompt) { + child_count++; + cmake(); + cprint_tag(":%p", menu); + cprint_name("---%*c%s", indent + 1, ' ', prompt); + } + } + } else + doint = 0; + goto conf_childs; + } + + cmake(); + type = sym_get_type(sym); + if (sym_is_choice(sym)) { + struct symbol *def_sym = sym_get_choice_value(sym); + struct menu *def_menu = NULL; + + child_count++; + for (child = menu->list; child; child = child->next) { + if (menu_is_visible(child) && child->sym == def_sym) + def_menu = child; + } + + val = sym_get_tristate_value(sym); + if (sym_is_changable(sym)) { + cprint_tag("t%p", menu); + switch (type) { + case S_BOOLEAN: + cprint_name("[%c]", val == no ? ' ' : '*'); + break; + case S_TRISTATE: + switch (val) { + case yes: ch = '*'; break; + case mod: ch = 'M'; break; + default: ch = ' '; break; + } + cprint_name("<%c>", ch); + break; + } + } else { + cprint_tag("%c%p", def_menu ? 't' : ':', menu); + cprint_name(" "); + } + + cprint_name("%*c%s", indent + 1, ' ', menu_get_prompt(menu)); + if (val == yes) { + if (def_menu) { + cprint_name(" (%s)", menu_get_prompt(def_menu)); + cprint_name(" --->"); + if (def_menu->list) { + indent += 2; + build_conf(def_menu); + indent -= 2; + } + } + return; + } + } else { + if (menu == current_menu) { + cprint_tag(":%p", menu); + cprint_name("---%*c%s", indent + 1, ' ', menu_get_prompt(menu)); + goto conf_childs; + } + + child_count++; + val = sym_get_tristate_value(sym); + if (sym_is_choice_value(sym) && val == yes) { + cprint_tag(":%p", menu); + cprint_name(" "); + } else { + switch (type) { + case S_BOOLEAN: + cprint_tag("t%p", menu); + if (sym_is_changable(sym)) + cprint_name("[%c]", val == no ? ' ' : '*'); + else + cprint_name(val == no ? "_ _" : "-+-"); + break; + case S_TRISTATE: + cprint_tag("t%p", menu); + switch (val) { + case yes: ch = '*'; break; + case mod: ch = 'M'; break; + default: ch = ' '; break; + } + if (sym_is_changable(sym)) + cprint_name("<%c>", ch); + else + cprint_name(val == no ? "_ _" : "-+-"); + break; + default: + cprint_tag("s%p", menu); + tmp = cprint_name("(%s)", sym_get_string_value(sym)); + tmp = indent - tmp + 4; + if (tmp < 0) + tmp = 0; + cprint_name("%*c%s%s", tmp, ' ', menu_get_prompt(menu), + (sym_has_value(sym) || !sym_is_changable(sym)) ? + "" : " (NEW)"); + goto conf_childs; + } + } + cprint_name("%*c%s%s", indent + 1, ' ', menu_get_prompt(menu), + (sym_has_value(sym) || !sym_is_changable(sym)) ? + "" : " (NEW)"); + if (menu->prompt->type == P_MENU) { + cprint_name(" --->"); + return; + } + } + +conf_childs: + indent += doint; + for (child = menu->list; child; child = child->next) + build_conf(child); + indent -= doint; +} + +static void conf(struct menu *menu) +{ + struct dialog_list_item *active_item = NULL; + struct menu *submenu; + const char *prompt = menu_get_prompt(menu); + struct symbol *sym; + char active_entry[40]; + int stat, type; + + unlink("lxdialog.scrltmp"); + active_entry[0] = 0; + while (1) { + indent = 0; + child_count = 0; + current_menu = menu; + cdone(); cinit(); + build_conf(menu); + if (!child_count) + break; + if (menu == &rootmenu) { + cmake(); cprint_tag(":"); cprint_name("--- "); + cmake(); cprint_tag("L"); cprint_name("Load an Alternate Configuration File"); + cmake(); cprint_tag("S"); cprint_name("Save Configuration to an Alternate File"); + } + dialog_clear(); + stat = dialog_menu(prompt ? prompt : "Main Menu", + menu_instructions, rows, cols, rows - 10, + active_entry, item_no, items); + if (stat < 0) + return; + + if (stat == 1 || stat == 255) + break; + + active_item = first_sel_item(item_no, items); + if (!active_item) + continue; + active_item->selected = 0; + strncpy(active_entry, active_item->tag, sizeof(active_entry)); + active_entry[sizeof(active_entry)-1] = 0; + type = active_entry[0]; + if (!type) + continue; + + sym = NULL; + submenu = NULL; + if (sscanf(active_entry + 1, "%p", &submenu) == 1) + sym = submenu->sym; + + switch (stat) { + case 0: + switch (type) { + case 'm': + if (single_menu_mode) + submenu->data = (void *) (long) !submenu->data; + else + conf(submenu); + break; + case 't': + if (sym_is_choice(sym) && sym_get_tristate_value(sym) == yes) + conf_choice(submenu); + else if (submenu->prompt->type == P_MENU) + conf(submenu); + break; + case 's': + conf_string(submenu); + break; + case 'L': + conf_load(); + break; + case 'S': + conf_save(); + break; + } + break; + case 2: + if (sym) + show_help(submenu); + else + show_readme(); + break; + case 3: + if (type == 't') { + if (sym_set_tristate_value(sym, yes)) + break; + if (sym_set_tristate_value(sym, mod)) + show_textbox(NULL, setmod_text, 6, 74); + } + break; + case 4: + if (type == 't') + sym_set_tristate_value(sym, no); + break; + case 5: + if (type == 't') + sym_set_tristate_value(sym, mod); + break; + case 6: + if (type == 't') + sym_toggle_tristate_value(sym); + else if (type == 'm') + conf(submenu); + break; + } + } +} + +static void show_textbox(const char *title, const char *text, int r, int c) +{ + int fd; + + fd = creat(".help.tmp", 0777); + write(fd, text, strlen(text)); + close(fd); + while (dialog_textbox(title, ".help.tmp", r, c) < 0) + ; + unlink(".help.tmp"); +} + +static void show_helptext(const char *title, const char *text) +{ + show_textbox(title, text, rows, cols); +} + +static void show_help(struct menu *menu) +{ + const char *help; + char *helptext; + struct symbol *sym = menu->sym; + + help = sym->help; + if (!help) + help = nohelp_text; + if (sym->name) { + helptext = malloc(strlen(sym->name) + strlen(help) + 16); + sprintf(helptext, "%s:\n\n%s", sym->name, help); + show_helptext(menu_get_prompt(menu), helptext); + free(helptext); + } else + show_helptext(menu_get_prompt(menu), help); +} + +static void show_readme(void) +{ + show_helptext("Help", top_menu_help); +} + +static void conf_choice(struct menu *menu) +{ + const char *prompt = menu_get_prompt(menu); + struct menu *child; + struct symbol *active; + + active = sym_get_choice_value(menu->sym); + while (1) { + current_menu = menu; + cdone(); cinit(); + for (child = menu->list; child; child = child->next) { + if (!menu_is_visible(child)) + continue; + cmake(); + cprint_tag("%p", child); + cprint_name("%s", menu_get_prompt(child)); + if (child->sym == sym_get_choice_value(menu->sym)) + items[item_no - 1]->selected = 1; /* ON */ + else if (child->sym == active) + items[item_no - 1]->selected = 2; /* SELECTED */ + else + items[item_no - 1]->selected = 0; /* OFF */ + } + + switch (dialog_checklist(prompt ? prompt : "Main Menu", + radiolist_instructions, 15, 70, 6, + item_no, items, FLAG_RADIO)) { + case 0: + if (sscanf(first_sel_item(item_no, items)->tag, "%p", &child) != 1) + break; + sym_set_tristate_value(child->sym, yes); + return; + case 1: + if (sscanf(first_sel_item(item_no, items)->tag, "%p", &child) == 1) { + show_help(child); + active = child->sym; + } else + show_help(menu); + break; + case 255: + return; + } + } +} + +static void conf_string(struct menu *menu) +{ + const char *prompt = menu_get_prompt(menu); + + while (1) { + char *heading; + + switch (sym_get_type(menu->sym)) { + case S_INT: + heading = (char *) inputbox_instructions_int; + break; + case S_HEX: + heading = (char *) inputbox_instructions_hex; + break; + case S_STRING: + heading = (char *) inputbox_instructions_string; + break; + default: + heading = "Internal mconf error!"; + /* panic? */; + } + + switch (dialog_inputbox(prompt ? prompt : "Main Menu", + heading, 10, 75, + sym_get_string_value(menu->sym))) { + case 0: + if (sym_set_string_value(menu->sym, (const char*)dialog_input_result)) + return; + show_textbox(NULL, "You have made an invalid entry.", 5, 43); + break; + case 1: + show_help(menu); + break; + case 255: + return; + } + } +} + +static void conf_load(void) +{ + while (1) { + switch (dialog_inputbox(NULL, load_config_text, 11, 55, + filename)) { + case 0: + if (!dialog_input_result[0]) + return; + if (!conf_read((const char*)dialog_input_result)) + return; + show_textbox(NULL, "File does not exist!", 5, 38); + break; + case 1: + show_helptext("Load Alternate Configuration", load_config_help); + break; + case 255: + return; + } + } +} + +static void conf_save(void) +{ + while (1) { + switch (dialog_inputbox(NULL, save_config_text, 11, 55, + filename)) { + case 0: + if (!dialog_input_result[0]) + return; + if (!conf_write((const char*)dialog_input_result)) + return; + show_textbox(NULL, "Can't create file! Probably a nonexistent directory.", 5, 60); + break; + case 1: + show_helptext("Save Alternate Configuration", save_config_help); + break; + case 255: + return; + } + } +} + +static void conf_cleanup(void) +{ + tcsetattr(1, TCSAFLUSH, &ios_org); + unlink(".help.tmp"); +} + +static void winch_handler(int sig) +{ + struct winsize ws; + + if (ioctl(1, TIOCGWINSZ, &ws) == -1) { + rows = 24; + cols = 80; + } else { + rows = ws.ws_row; + cols = ws.ws_col; + } + + if (rows < 19 || cols < 80) { + end_dialog(); + fprintf(stderr, "Your display is too small to run Menuconfig!\n"); + fprintf(stderr, "It must be at least 19 lines by 80 columns.\n"); + exit(1); + } + + rows -= 4; + cols -= 5; + +} + +int main(int ac, char **av) +{ + int stat; + char *mode; + struct symbol *sym; + + conf_parse(av[1]); + conf_read(NULL); + + sym = sym_lookup("VERSION", 0); + sym_calc_value(sym); + snprintf(menu_backtitle, 128, "OpenADK v%s Configuration", + sym_get_string_value(sym)); + + mode = getenv("MENUCONFIG_MODE"); + if (mode) { + if (!strcasecmp(mode, "single_menu")) + single_menu_mode = 1; + } + + tcgetattr(1, &ios_org); + atexit(conf_cleanup); + init_wsize(); + init_dialog(); + signal(SIGWINCH, winch_handler); + conf(&rootmenu); + end_dialog(); + + /* Restart dialog to act more like when lxdialog was still separate */ + init_dialog(); + do { + stat = dialog_yesno(NULL, + "Do you wish to save your new OpenADK configuration?", 5, 60); + } while (stat < 0); + end_dialog(); + + if (stat == 0) { + conf_write(NULL); + printf("\n\n*** End of OpenADK configuration.\n"); + } else + printf("\n\nYour OpenADK configuration changes were NOT saved.\n\n"); + + return 0; +} -- cgit v1.2.3