Merge branch 'printk-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...
[linux-2.6.git] / scripts / kconfig / mconf.c
index b1ad9a0..6841e95 100644 (file)
@@ -8,17 +8,13 @@
  * i18n, 2005, Arnaldo Carvalho de Melo <acme@conectiva.com.br>
  */
 
-#include <sys/ioctl.h>
-#include <sys/wait.h>
 #include <ctype.h>
 #include <errno.h>
 #include <fcntl.h>
 #include <limits.h>
-#include <signal.h>
 #include <stdarg.h>
 #include <stdlib.h>
 #include <string.h>
-#include <termios.h>
 #include <unistd.h>
 #include <locale.h>
 
@@ -26,7 +22,6 @@
 #include "lkc.h"
 #include "lxdialog/dialog.h"
 
-static char menu_backtitle[128];
 static const char mconf_readme[] = N_(
 "Overview\n"
 "--------\n"
@@ -36,9 +31,13 @@ static const char mconf_readme[] = N_(
 "kernel parameters which are not really features, but must be\n"
 "entered in as decimal or hexadecimal numbers or possibly text.\n"
 "\n"
-"Menu items beginning with [*], <M> or [ ] represent features\n"
-"configured to be built in, modularized or removed respectively.\n"
-"Pointed brackets <> represent module capable features.\n"
+"Menu items beginning with following braces represent features that\n"
+"  [ ] can be built in or removed\n"
+"  < > can be built in, modularized or removed\n"
+"  { } can be built in or modularized (selected by other feature)\n"
+"  - - are selected by other feature,\n"
+"while *, M or whitespace inside braces means to build in, build as\n"
+"a module or to exclude the feature respectively.\n"
 "\n"
 "To change any of these features, highlight it with the cursor\n"
 "keys and press <Y> to build it in, <M> to make it a module or\n"
@@ -271,10 +270,7 @@ search_help[] = N_(
        "          USB$ => find all CONFIG_ symbols ending with USB\n"
        "\n");
 
-static char filename[PATH_MAX+1] = ".config";
 static int indent;
-static struct termios ios_org;
-static int rows = 0, cols = 0;
 static struct menu *current_menu;
 static int child_count;
 static int single_menu_mode;
@@ -288,51 +284,16 @@ 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 init_wsize(void)
-{
-       struct winsize ws;
-       char *env;
-
-       if (!ioctl(STDIN_FILENO, TIOCGWINSZ, &ws)) {
-               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, N_("Your display is too small to run Menuconfig!\n"));
-               fprintf(stderr, N_("It must be at least 19 lines by 80 columns.\n"));
-               exit(1);
-       }
-
-       rows -= 4;
-       cols -= 5;
-}
-
 static void get_prompt_str(struct gstr *r, struct property *prop)
 {
        int i, j;
        struct menu *submenu[8], *menu;
 
-       str_printf(r, "Prompt: %s\n", prop->text);
-       str_printf(r, "  Defined at %s:%d\n", prop->menu->file->name,
+       str_printf(r, _("Prompt: %s\n"), _(prop->text));
+       str_printf(r, _("  Defined at %s:%d\n"), prop->menu->file->name,
                prop->menu->lineno);
        if (!expr_is_yes(prop->visible.expr)) {
-               str_append(r, "  Depends on: ");
+               str_append(r, _("  Depends on: "));
                expr_gstr_print(prop->visible.expr, r);
                str_append(r, "\n");
        }
@@ -340,13 +301,13 @@ static void get_prompt_str(struct gstr *r, struct property *prop)
        for (i = 0; menu != &rootmenu && i < 8; menu = menu->parent)
                submenu[i++] = menu;
        if (i > 0) {
-               str_printf(r, "  Location:\n");
+               str_printf(r, _("  Location:\n"));
                for (j = 4; --i >= 0; j += 2) {
                        menu = submenu[i];
-                       str_printf(r, "%*c-> %s", j, ' ', menu_get_prompt(menu));
+                       str_printf(r, "%*c-> %s", j, ' ', _(menu_get_prompt(menu)));
                        if (menu->sym) {
                                str_printf(r, " (%s [=%s])", menu->sym->name ?
-                                       menu->sym->name : "<choice>",
+                                       menu->sym->name : _("<choice>"),
                                        sym_get_string_value(menu->sym));
                        }
                        str_append(r, "\n");
@@ -359,8 +320,9 @@ static void get_symbol_str(struct gstr *r, struct symbol *sym)
        bool hit;
        struct property *prop;
 
-       str_printf(r, "Symbol: %s [=%s]\n", sym->name,
-                                      sym_get_string_value(sym));
+       if (sym && sym->name)
+               str_printf(r, "Symbol: %s [=%s]\n", sym->name,
+                                                   sym_get_string_value(sym));
        for_all_prompts(sym, prop)
                get_prompt_str(r, prop);
        hit = false;
@@ -375,7 +337,7 @@ static void get_symbol_str(struct gstr *r, struct symbol *sym)
        if (hit)
                str_append(r, "\n");
        if (sym->rev_dep.expr) {
-               str_append(r, "  Selected by: ");
+               str_append(r, _("  Selected by: "));
                expr_gstr_print(sym->rev_dep.expr, r);
                str_append(r, "\n");
        }
@@ -391,19 +353,43 @@ static struct gstr get_relations_str(struct symbol **sym_arr)
        for (i = 0; sym_arr && (sym = sym_arr[i]); i++)
                get_symbol_str(&res, sym);
        if (!i)
-               str_append(&res, "No matches found.\n");
+               str_append(&res, _("No matches found.\n"));
        return res;
 }
 
+static char filename[PATH_MAX+1];
+static void set_config_filename(const char *config_filename)
+{
+       static char menu_backtitle[PATH_MAX+128];
+       int size;
+       struct symbol *sym;
+
+       sym = sym_lookup("KERNELVERSION", 0);
+       sym_calc_value(sym);
+       size = snprintf(menu_backtitle, sizeof(menu_backtitle),
+                       _("%s - Linux Kernel v%s Configuration"),
+                       config_filename, sym_get_string_value(sym));
+       if (size >= sizeof(menu_backtitle))
+               menu_backtitle[sizeof(menu_backtitle)-1] = '\0';
+       set_dialog_backtitle(menu_backtitle);
+
+       size = snprintf(filename, sizeof(filename), "%s", config_filename);
+       if (size >= sizeof(filename))
+               filename[sizeof(filename)-1] = '\0';
+}
+
+
 static void search_conf(void)
 {
        struct symbol **sym_arr;
        struct gstr res;
+       char *dialog_input;
        int dres;
 again:
-       reset_dialog();
+       dialog_clear();
        dres = dialog_inputbox(_("Search Configuration Parameter"),
-                             _("Enter CONFIG_ (sub)string to search for (omit CONFIG_)"),
+                             _("Enter CONFIG_ (sub)string to search for "
+                               "(with or without \"CONFIG\")"),
                              10, 75, "");
        switch (dres) {
        case 0:
@@ -415,7 +401,12 @@ again:
                return;
        }
 
-       sym_arr = sym_re_search(dialog_input_result);
+       /* strip CONFIG_ if necessary */
+       dialog_input = dialog_input_result;
+       if (strncasecmp(dialog_input_result, "CONFIG_", 7) == 0)
+               dialog_input += 7;
+
+       sym_arr = sym_re_search(dialog_input);
        res = get_relations_str(sym_arr);
        free(sym_arr);
        show_textbox(_("Search Results"), str_get(&res), 0, 0);
@@ -442,6 +433,7 @@ static void build_conf(struct menu *menu)
                        switch (prop->type) {
                        case P_MENU:
                                child_count++;
+                               prompt = _(prompt);
                                if (single_menu_mode) {
                                        item_make("%s%*c%s",
                                                  menu->data ? "-->" : "++>",
@@ -454,10 +446,18 @@ static void build_conf(struct menu *menu)
                                if (single_menu_mode && menu->data)
                                        goto conf_childs;
                                return;
+                       case P_COMMENT:
+                               if (prompt) {
+                                       child_count++;
+                                       item_make("   %*c*** %s ***", indent + 1, ' ', _(prompt));
+                                       item_set_tag(':');
+                                       item_set_data(menu);
+                               }
+                               break;
                        default:
                                if (prompt) {
                                        child_count++;
-                                       item_make("---%*c%s", indent + 1, ' ', prompt);
+                                       item_make("---%*c%s", indent + 1, ' ', _(prompt));
                                        item_set_tag(':');
                                        item_set_data(menu);
                                }
@@ -501,10 +501,10 @@ static void build_conf(struct menu *menu)
                        item_set_data(menu);
                }
 
-               item_add_str("%*c%s", indent + 1, ' ', menu_get_prompt(menu));
+               item_add_str("%*c%s", indent + 1, ' ', _(menu_get_prompt(menu)));
                if (val == yes) {
                        if (def_menu) {
-                               item_add_str(" (%s)", menu_get_prompt(def_menu));
+                               item_add_str(" (%s)", _(menu_get_prompt(def_menu)));
                                item_add_str("  --->");
                                if (def_menu->list) {
                                        indent += 2;
@@ -516,7 +516,7 @@ static void build_conf(struct menu *menu)
                }
        } else {
                if (menu == current_menu) {
-                       item_make("---%*c%s", indent + 1, ' ', menu_get_prompt(menu));
+                       item_make("---%*c%s", indent + 1, ' ', _(menu_get_prompt(menu)));
                        item_set_tag(':');
                        item_set_data(menu);
                        goto conf_childs;
@@ -533,7 +533,7 @@ static void build_conf(struct menu *menu)
                                if (sym_is_changable(sym))
                                        item_make("[%c]", val == no ? ' ' : '*');
                                else
-                                       item_make("---");
+                                       item_make("-%c-", val == no ? ' ' : '*');
                                item_set_tag('t');
                                item_set_data(menu);
                                break;
@@ -543,10 +543,13 @@ static void build_conf(struct menu *menu)
                                case mod: ch = 'M'; break;
                                default:  ch = ' '; break;
                                }
-                               if (sym_is_changable(sym))
-                                       item_make("<%c>", ch);
-                               else
-                                       item_make("---");
+                               if (sym_is_changable(sym)) {
+                                       if (sym->rev_dep.tri == mod)
+                                               item_make("{%c}", ch);
+                                       else
+                                               item_make("<%c>", ch);
+                               } else
+                                       item_make("-%c-", ch);
                                item_set_tag('t');
                                item_set_data(menu);
                                break;
@@ -556,17 +559,17 @@ static void build_conf(struct menu *menu)
                                tmp = indent - tmp + 4;
                                if (tmp < 0)
                                        tmp = 0;
-                               item_add_str("%*c%s%s", tmp, ' ', menu_get_prompt(menu),
+                               item_add_str("%*c%s%s", tmp, ' ', _(menu_get_prompt(menu)),
                                             (sym_has_value(sym) || !sym_is_changable(sym)) ?
-                                            "" : " (NEW)");
+                                            "" : _(" (NEW)"));
                                item_set_tag('s');
                                item_set_data(menu);
                                goto conf_childs;
                        }
                }
-               item_add_str("%*c%s%s", indent + 1, ' ', menu_get_prompt(menu),
+               item_add_str("%*c%s%s", indent + 1, ' ', _(menu_get_prompt(menu)),
                          (sym_has_value(sym) || !sym_is_changable(sym)) ?
-                         "" : " (NEW)");
+                         "" : _(" (NEW)"));
                if (menu->prompt->type == P_MENU) {
                        item_add_str("  --->");
                        return;
@@ -603,12 +606,11 @@ static void conf(struct menu *menu)
                        item_make(_("    Save an Alternate Configuration File"));
                        item_set_tag('S');
                }
-               reset_dialog();
-               res = dialog_menu(prompt ? prompt : _("Main Menu"),
+               dialog_clear();
+               res = dialog_menu(prompt ? _(prompt) : _("Main Menu"),
                                  _(menu_instructions),
-                                 rows, cols, rows - 10,
                                  active_menu, &s_scroll);
-               if (res == 1 || res == 255)
+               if (res == 1 || res == KEY_ESC || res == -ERRDISPLAYTOOSMALL)
                        break;
                if (!item_activate_selected())
                        continue;
@@ -617,7 +619,10 @@ static void conf(struct menu *menu)
 
                submenu = item_data();
                active_menu = item_data();
-               sym = submenu->sym;
+               if (submenu)
+                       sym = submenu->sym;
+               else
+                       sym = NULL;
 
                switch (res) {
                case 0:
@@ -649,7 +654,7 @@ static void conf(struct menu *menu)
                        if (sym)
                                show_help(submenu);
                        else
-                               show_helptext("README", _(mconf_readme));
+                               show_helptext(_("README"), _(mconf_readme));
                        break;
                case 3:
                        if (item_is_tag('t')) {
@@ -682,8 +687,8 @@ static void conf(struct menu *menu)
 
 static void show_textbox(const char *title, const char *text, int r, int c)
 {
-       reset_dialog();
-       dialog_textbox(title, text, r ? r : rows, c ? c : cols);
+       dialog_clear();
+       dialog_textbox(title, text, r, c);
 }
 
 static void show_helptext(const char *title, const char *text)
@@ -696,24 +701,24 @@ static void show_help(struct menu *menu)
        struct gstr help = str_new();
        struct symbol *sym = menu->sym;
 
-       if (sym->help)
+       if (menu_has_help(menu))
        {
                if (sym->name) {
                        str_printf(&help, "CONFIG_%s:\n\n", sym->name);
-                       str_append(&help, _(sym->help));
+                       str_append(&help, _(menu_get_help(menu)));
                        str_append(&help, "\n");
                }
        } else {
                str_append(&help, nohelp_text);
        }
        get_symbol_str(&help, sym);
-       show_helptext(menu_get_prompt(menu), str_get(&help));
+       show_helptext(_(menu_get_prompt(menu)), str_get(&help));
        str_free(&help);
 }
 
 static void conf_choice(struct menu *menu)
 {
-       const char *prompt = menu_get_prompt(menu);
+       const char *prompt = _(menu_get_prompt(menu));
        struct menu *child;
        struct symbol *active;
 
@@ -727,15 +732,15 @@ static void conf_choice(struct menu *menu)
                for (child = menu->list; child; child = child->next) {
                        if (!menu_is_visible(child))
                                continue;
-                       item_make("%s", menu_get_prompt(child));
+                       item_make("%s", _(menu_get_prompt(child)));
                        item_set_data(child);
                        if (child->sym == active)
                                item_set_selected(1);
                        if (child->sym == sym_get_choice_value(menu->sym))
                                item_set_tag('X');
                }
-               reset_dialog();
-               res = dialog_checklist(prompt ? prompt : _("Main Menu"),
+               dialog_clear();
+               res = dialog_checklist(prompt ? _(prompt) : _("Main Menu"),
                                        _(radiolist_instructions),
                                         15, 70, 6);
                selected = item_activate_selected();
@@ -754,7 +759,9 @@ static void conf_choice(struct menu *menu)
                        } else
                                show_help(menu);
                        break;
-               case 255:
+               case KEY_ESC:
+                       return;
+               case -ERRDISPLAYTOOSMALL:
                        return;
                }
        }
@@ -766,7 +773,7 @@ static void conf_string(struct menu *menu)
 
        while (1) {
                int res;
-               char *heading;
+               const char *heading;
 
                switch (sym_get_type(menu->sym)) {
                case S_INT:
@@ -779,10 +786,10 @@ static void conf_string(struct menu *menu)
                        heading = _(inputbox_instructions_string);
                        break;
                default:
-                       heading = "Internal mconf error!";
+                       heading = _("Internal mconf error!");
                }
-               reset_dialog();
-               res = dialog_inputbox(prompt ? prompt : _("Main Menu"),
+               dialog_clear();
+               res = dialog_inputbox(prompt ? _(prompt) : _("Main Menu"),
                                      heading, 10, 75,
                                      sym_get_string_value(menu->sym));
                switch (res) {
@@ -794,7 +801,7 @@ static void conf_string(struct menu *menu)
                case 1:
                        show_help(menu);
                        break;
-               case 255:
+               case KEY_ESC:
                        return;
                }
        }
@@ -805,21 +812,24 @@ static void conf_load(void)
 
        while (1) {
                int res;
-               reset_dialog();
+               dialog_clear();
                res = dialog_inputbox(NULL, load_config_text,
                                      11, 55, filename);
                switch(res) {
                case 0:
                        if (!dialog_input_result[0])
                                return;
-                       if (!conf_read(dialog_input_result))
+                       if (!conf_read(dialog_input_result)) {
+                               set_config_filename(dialog_input_result);
+                               sym_set_change_count(1);
                                return;
+                       }
                        show_textbox(NULL, _("File does not exist!"), 5, 38);
                        break;
                case 1:
                        show_helptext(_("Load Alternate Configuration"), load_config_help);
                        break;
-               case 255:
+               case KEY_ESC:
                        return;
                }
        }
@@ -829,34 +839,31 @@ static void conf_save(void)
 {
        while (1) {
                int res;
-               reset_dialog();
+               dialog_clear();
                res = dialog_inputbox(NULL, save_config_text,
                                      11, 55, filename);
                switch(res) {
                case 0:
                        if (!dialog_input_result[0])
                                return;
-                       if (!conf_write(dialog_input_result))
+                       if (!conf_write(dialog_input_result)) {
+                               set_config_filename(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:
+               case KEY_ESC:
                        return;
                }
        }
 }
 
-static void conf_cleanup(void)
-{
-       tcsetattr(1, TCSAFLUSH, &ios_org);
-}
-
 int main(int ac, char **av)
 {
-       struct symbol *sym;
+       int saved_x, saved_y;
        char *mode;
        int res;
 
@@ -867,42 +874,50 @@ int main(int ac, char **av)
        conf_parse(av[1]);
        conf_read(NULL);
 
-       sym = sym_lookup("KERNELVERSION", 0);
-       sym_calc_value(sym);
-       sprintf(menu_backtitle, _("Linux Kernel 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();
-       reset_dialog();
-       init_dialog(menu_backtitle);
-       conf(&rootmenu);
-       reset_dialog();
-       res = dialog_yesno(NULL,
-                          _("Do you wish to save your "
-                            "new kernel configuration?"),
-                          5, 60);
-       end_dialog();
-       if (res == 0) {
-               if (conf_write(NULL)) {
+       getyx(stdscr, saved_y, saved_x);
+       if (init_dialog(NULL)) {
+               fprintf(stderr, N_("Your display is too small to run Menuconfig!\n"));
+               fprintf(stderr, N_("It must be at least 19 lines by 80 columns.\n"));
+               return 1;
+       }
+
+       set_config_filename(conf_get_configname());
+       do {
+               conf(&rootmenu);
+               dialog_clear();
+               if (conf_get_changed())
+                       res = dialog_yesno(NULL,
+                                          _("Do you wish to save your "
+                                            "new kernel configuration?\n"
+                                            "<ESC><ESC> to continue."),
+                                          6, 60);
+               else
+                       res = -1;
+       } while (res == KEY_ESC);
+       end_dialog(saved_x, saved_y);
+
+       switch (res) {
+       case 0:
+               if (conf_write(filename)) {
                        fprintf(stderr, _("\n\n"
                                "Error during writing of the kernel configuration.\n"
                                "Your kernel configuration changes were NOT saved."
                                "\n\n"));
                        return 1;
                }
+       case -1:
                printf(_("\n\n"
                        "*** End of Linux kernel configuration.\n"
                        "*** Execute 'make' to build the kernel or try 'make help'."
                        "\n\n"));
-       } else {
+               break;
+       default:
                fprintf(stderr, _("\n\n"
                        "Your kernel configuration changes were NOT saved."
                        "\n\n"));
@@ -910,3 +925,4 @@ int main(int ac, char **av)
 
        return 0;
 }
+