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-rw-r--r--scripts/config/conf.c521
1 files changed, 297 insertions, 224 deletions
diff --git a/scripts/config/conf.c b/scripts/config/conf.c
index 0a44a2edd1..1f94816cf2 100644
--- a/scripts/config/conf.c
+++ b/scripts/config/conf.c
@@ -3,38 +3,55 @@
* Released under the terms of the GNU GPL v2.0.
*/
+#include <locale.h>
#include <ctype.h>
+#include <stdio.h>
#include <stdlib.h>
#include <string.h>
-#include <unistd.h>
#include <time.h>
+#include <unistd.h>
+#include <getopt.h>
#include <sys/stat.h>
+#include <sys/time.h>
-#define LKC_DIRECT_LINK
#include "lkc.h"
static void conf(struct menu *menu);
static void check_conf(struct menu *menu);
-
-enum {
- ask_all,
- ask_new,
- ask_silent,
- set_default,
- set_yes,
- set_mod,
- set_no,
- set_random
-} input_mode = ask_all;
-char *defconfig_file;
+static void xfgets(char *str, int size, FILE *in);
+
+enum input_mode {
+ oldaskconfig,
+ silentoldconfig,
+ oldconfig,
+ allnoconfig,
+ allyesconfig,
+ allmodconfig,
+ alldefconfig,
+ randconfig,
+ defconfig,
+ savedefconfig,
+ listnewconfig,
+ olddefconfig,
+} input_mode = oldaskconfig;
static int indent = 1;
+static int tty_stdio;
static int valid_stdin = 1;
+static int sync_kconfig;
static int conf_cnt;
static char line[128];
static struct menu *rootEntry;
-static char nohelp_text[] = N_("Sorry, no help available for this option yet.\n");
+static void print_help(struct menu *menu)
+{
+ struct gstr help = str_new();
+
+ menu_get_ext_help(menu, &help);
+
+ printf("\n%s\n", str_get(&help));
+ str_free(&help);
+}
static void strip(char *str)
{
@@ -55,7 +72,7 @@ static void strip(char *str)
static void check_stdin(void)
{
- if (!valid_stdin && input_mode == ask_silent) {
+ if (!valid_stdin) {
printf(_("aborted!\n\n"));
printf(_("Console input/output is redirected. "));
printf(_("Run 'make oldconfig' to update configuration.\n\n"));
@@ -63,27 +80,12 @@ static void check_stdin(void)
}
}
-static char *fgets_check_stream(char *s, int size, FILE *stream)
-{
- char *ret = fgets(s, size, stream);
-
- if (ret == NULL && feof(stream)) {
- printf(_("aborted!\n\n"));
- printf(_("Console input is closed. "));
- printf(_("Run 'make oldconfig' to update configuration.\n\n"));
- exit(1);
- }
-
- return ret;
-}
-
-static void conf_askvalue(struct symbol *sym, const char *def)
+static int conf_askvalue(struct symbol *sym, const char *def)
{
enum symbol_type type = sym_get_type(sym);
- tristate val;
if (!sym_has_value(sym))
- printf("(NEW) ");
+ printf(_("(NEW) "));
line[0] = '\n';
line[1] = 0;
@@ -92,33 +94,24 @@ static void conf_askvalue(struct symbol *sym, const char *def)
printf("%s\n", def);
line[0] = '\n';
line[1] = 0;
- return;
+ return 0;
}
switch (input_mode) {
- case set_no:
- case set_mod:
- case set_yes:
- case set_random:
- if (sym_has_value(sym)) {
- printf("%s\n", def);
- return;
- }
- break;
- case ask_new:
- case ask_silent:
+ case oldconfig:
+ case silentoldconfig:
if (sym_has_value(sym)) {
printf("%s\n", def);
- return;
+ return 0;
}
check_stdin();
- case ask_all:
+ /* fall through */
+ case oldaskconfig:
fflush(stdout);
- fgets_check_stream(line, 128, stdin);
- return;
- case set_default:
- printf("%s\n", def);
- return;
+ xfgets(line, 128, stdin);
+ if (!tty_stdio)
+ printf("\n");
+ return 1;
default:
break;
}
@@ -128,84 +121,38 @@ static void conf_askvalue(struct symbol *sym, const char *def)
case S_HEX:
case S_STRING:
printf("%s\n", def);
- return;
+ return 1;
default:
;
}
- switch (input_mode) {
- case set_yes:
- if (sym_tristate_within_range(sym, yes)) {
- line[0] = 'y';
- line[1] = '\n';
- line[2] = 0;
- break;
- }
- case set_mod:
- if (type == S_TRISTATE) {
- if (sym_tristate_within_range(sym, mod)) {
- line[0] = 'm';
- line[1] = '\n';
- line[2] = 0;
- break;
- }
- } else {
- if (sym_tristate_within_range(sym, yes)) {
- line[0] = 'y';
- line[1] = '\n';
- line[2] = 0;
- break;
- }
- }
- case set_no:
- if (sym_tristate_within_range(sym, no)) {
- line[0] = 'n';
- line[1] = '\n';
- line[2] = 0;
- break;
- }
- case set_random:
- do {
- val = (tristate)(random() % 3);
- } while (!sym_tristate_within_range(sym, val));
- switch (val) {
- case no: line[0] = 'n'; break;
- case mod: line[0] = 'm'; break;
- case yes: line[0] = 'y'; break;
- }
- line[1] = '\n';
- line[2] = 0;
- break;
- default:
- break;
- }
printf("%s", line);
+ return 1;
}
-int conf_string(struct menu *menu)
+static int conf_string(struct menu *menu)
{
struct symbol *sym = menu->sym;
- const char *def, *help;
+ const char *def;
while (1) {
- printf("%*s%s ", indent - 1, "", menu->prompt->text);
+ printf("%*s%s ", indent - 1, "", _(menu->prompt->text));
printf("(%s) ", sym->name);
def = sym_get_string_value(sym);
if (sym_get_string_value(sym))
printf("[%s] ", def);
- conf_askvalue(sym, def);
+ if (!conf_askvalue(sym, def))
+ return 0;
switch (line[0]) {
case '\n':
break;
case '?':
/* print help */
if (line[1] == '\n') {
- help = nohelp_text;
- if (menu->sym->help)
- help = menu->sym->help;
- printf("\n%s\n", menu->sym->help);
+ print_help(menu);
def = NULL;
break;
}
+ /* fall through */
default:
line[strlen(line)-1] = 0;
def = line;
@@ -218,15 +165,12 @@ int conf_string(struct menu *menu)
static int conf_sym(struct menu *menu)
{
struct symbol *sym = menu->sym;
- int type;
tristate oldval, newval;
- const char *help;
while (1) {
- printf("%*s%s ", indent - 1, "", menu->prompt->text);
+ printf("%*s%s ", indent - 1, "", _(menu->prompt->text));
if (sym->name)
printf("(%s) ", sym->name);
- type = sym_get_type(sym);
putchar('[');
oldval = sym_get_tristate_value(sym);
switch (oldval) {
@@ -246,10 +190,11 @@ static int conf_sym(struct menu *menu)
printf("/m");
if (oldval != yes && sym_tristate_within_range(sym, yes))
printf("/y");
- if (sym->help)
+ if (menu_has_help(menu))
printf("/?");
printf("] ");
- conf_askvalue(sym, sym_get_string_value(sym));
+ if (!conf_askvalue(sym, sym_get_string_value(sym)))
+ return 0;
strip(line);
switch (line[0]) {
@@ -282,10 +227,7 @@ static int conf_sym(struct menu *menu)
if (sym_set_tristate_value(sym, newval))
return 0;
help:
- help = nohelp_text;
- if (sym->help)
- help = sym->help;
- printf("\n%s\n", help);
+ print_help(menu);
}
}
@@ -293,11 +235,9 @@ static int conf_choice(struct menu *menu)
{
struct symbol *sym, *def_sym;
struct menu *child;
- int type;
bool is_new;
sym = menu->sym;
- type = sym_get_type(sym);
is_new = !sym_has_value(sym);
if (sym_is_changable(sym)) {
conf_sym(menu);
@@ -315,7 +255,7 @@ static int conf_choice(struct menu *menu)
case no:
return 1;
case mod:
- printf("%*s%s\n", indent - 1, "", menu_get_prompt(menu));
+ printf("%*s%s\n", indent - 1, "", _(menu_get_prompt(menu)));
return 0;
case yes:
break;
@@ -325,16 +265,15 @@ static int conf_choice(struct menu *menu)
while (1) {
int cnt, def;
- printf("%*s%s\n", indent - 1, "", menu_get_prompt(menu));
+ printf("%*s%s\n", indent - 1, "", _(menu_get_prompt(menu)));
def_sym = sym_get_choice_value(sym);
cnt = def = 0;
- line[0] = '0';
- line[1] = 0;
+ line[0] = 0;
for (child = menu->list; child; child = child->next) {
if (!menu_is_visible(child))
continue;
if (!child->sym) {
- printf("%*c %s\n", indent, '*', menu_get_prompt(child));
+ printf("%*c %s\n", indent, '*', _(menu_get_prompt(child)));
continue;
}
cnt++;
@@ -343,38 +282,38 @@ static int conf_choice(struct menu *menu)
printf("%*c", indent, '>');
} else
printf("%*c", indent, ' ');
- printf(" %d. %s", cnt, menu_get_prompt(child));
+ printf(" %d. %s", cnt, _(menu_get_prompt(child)));
if (child->sym->name)
printf(" (%s)", child->sym->name);
if (!sym_has_value(child->sym))
- printf(" (NEW)");
+ printf(_(" (NEW)"));
printf("\n");
}
- printf("%*schoice", indent - 1, "");
+ printf(_("%*schoice"), indent - 1, "");
if (cnt == 1) {
printf("[1]: 1\n");
goto conf_childs;
}
printf("[1-%d", cnt);
- if (sym->help)
+ if (menu_has_help(menu))
printf("?");
printf("]: ");
switch (input_mode) {
- case ask_new:
- case ask_silent:
+ case oldconfig:
+ case silentoldconfig:
if (!is_new) {
cnt = def;
printf("%d\n", cnt);
break;
}
check_stdin();
- case ask_all:
+ /* fall through */
+ case oldaskconfig:
fflush(stdout);
- fgets_check_stream(line, 128, stdin);
+ xfgets(line, 128, stdin);
strip(line);
if (line[0] == '?') {
- printf("\n%s\n", menu->sym->help ?
- menu->sym->help : nohelp_text);
+ print_help(menu);
continue;
}
if (!line[0])
@@ -384,14 +323,7 @@ static int conf_choice(struct menu *menu)
else
continue;
break;
- case set_random:
- def = (random() % cnt) + 1;
- case set_default:
- case set_yes:
- case set_mod:
- case set_no:
- cnt = def;
- printf("%d\n", cnt);
+ default:
break;
}
@@ -404,15 +336,14 @@ static int conf_choice(struct menu *menu)
}
if (!child)
continue;
- if (line[strlen(line) - 1] == '?') {
- printf("\n%s\n", child->sym->help ?
- child->sym->help : nohelp_text);
+ if (line[0] && line[strlen(line) - 1] == '?') {
+ print_help(child);
continue;
}
sym_set_choice_value(sym, child->sym);
- if (child->list) {
+ for (child = child->list; child; child = child->next) {
indent += 2;
- conf(child->list);
+ conf(child);
indent -= 2;
}
return 1;
@@ -435,16 +366,20 @@ static void conf(struct menu *menu)
switch (prop->type) {
case P_MENU:
- if (input_mode == ask_silent && rootEntry != menu) {
+ if ((input_mode == silentoldconfig ||
+ input_mode == listnewconfig ||
+ input_mode == olddefconfig) &&
+ rootEntry != menu) {
check_conf(menu);
return;
}
+ /* fall through */
case P_COMMENT:
prompt = menu_get_prompt(menu);
if (prompt)
printf("%*c\n%*c %s\n%*c\n",
indent, '*',
- indent, '*', prompt,
+ indent, '*', _(prompt),
indent, '*');
default:
;
@@ -493,10 +428,16 @@ static void check_conf(struct menu *menu)
if (sym && !sym_has_value(sym)) {
if (sym_is_changable(sym) ||
(sym_is_choice(sym) && sym_get_tristate_value(sym) == yes)) {
- if (!conf_cnt++)
- printf(_("*\n* Restart config...\n*\n"));
- rootEntry = menu_get_parent_menu(menu);
- conf(rootEntry);
+ if (input_mode == listnewconfig) {
+ if (sym->name && !sym_is_choice_value(sym)) {
+ printf("%s%s\n", CONFIG_, sym->name);
+ }
+ } else if (input_mode != olddefconfig) {
+ if (!conf_cnt++)
+ printf(_("*\n* Restart config...\n*\n"));
+ rootEntry = menu_get_parent_menu(menu);
+ conf(rootEntry);
+ }
}
}
@@ -504,110 +445,242 @@ static void check_conf(struct menu *menu)
check_conf(child);
}
+static struct option long_opts[] = {
+ {"oldaskconfig", no_argument, NULL, oldaskconfig},
+ {"oldconfig", no_argument, NULL, oldconfig},
+ {"silentoldconfig", no_argument, NULL, silentoldconfig},
+ {"defconfig", optional_argument, NULL, defconfig},
+ {"savedefconfig", required_argument, NULL, savedefconfig},
+ {"allnoconfig", no_argument, NULL, allnoconfig},
+ {"allyesconfig", no_argument, NULL, allyesconfig},
+ {"allmodconfig", no_argument, NULL, allmodconfig},
+ {"alldefconfig", no_argument, NULL, alldefconfig},
+ {"randconfig", no_argument, NULL, randconfig},
+ {"listnewconfig", no_argument, NULL, listnewconfig},
+ {"olddefconfig", no_argument, NULL, olddefconfig},
+ /*
+ * oldnoconfig is an alias of olddefconfig, because people already
+ * are dependent on its behavior(sets new symbols to their default
+ * value but not 'n') with the counter-intuitive name.
+ */
+ {"oldnoconfig", no_argument, NULL, olddefconfig},
+ {NULL, 0, NULL, 0}
+};
+
+static void conf_usage(const char *progname)
+{
+
+ printf("Usage: %s [option] <kconfig-file>\n", progname);
+ printf("[option] is _one_ of the following:\n");
+ printf(" --listnewconfig List new options\n");
+ printf(" --oldaskconfig Start a new configuration using a line-oriented program\n");
+ printf(" --oldconfig Update a configuration using a provided .config as base\n");
+ printf(" --silentoldconfig Same as oldconfig, but quietly, additionally update deps\n");
+ printf(" --olddefconfig Same as silentoldconfig but sets new symbols to their default value\n");
+ printf(" --oldnoconfig An alias of olddefconfig\n");
+ printf(" --defconfig <file> New config with default defined in <file>\n");
+ printf(" --savedefconfig <file> Save the minimal current configuration to <file>\n");
+ printf(" --allnoconfig New config where all options are answered with no\n");
+ printf(" --allyesconfig New config where all options are answered with yes\n");
+ printf(" --allmodconfig New config where all options are answered with mod\n");
+ printf(" --alldefconfig New config with all symbols set to default\n");
+ printf(" --randconfig New config with random answer to all options\n");
+}
+
int main(int ac, char **av)
{
- int i = 1;
- const char *name;
- char *output = NULL;
+ const char *progname = av[0];
+ int opt;
+ const char *name, *defconfig_file = NULL /* gcc uninit */;
struct stat tmpstat;
+ const char *input_file = NULL, *output_file = NULL;
- while (ac > i && av[i][0] == '-') {
- switch (av[i++][1]) {
- case 'o':
- input_mode = ask_new;
- break;
- case 's':
- input_mode = ask_silent;
- valid_stdin = isatty(0) && isatty(1) && isatty(2);
- break;
- case 'd':
- input_mode = set_default;
- break;
- case 'D':
- input_mode = set_default;
- defconfig_file = av[i++];
- if (!defconfig_file) {
- printf(_("%s: No default config file specified\n"),
- av[0]);
- exit(1);
- }
- break;
- case 'w':
- output = av[i++];
+ setlocale(LC_ALL, "");
+ bindtextdomain(PACKAGE, LOCALEDIR);
+ textdomain(PACKAGE);
+
+ tty_stdio = isatty(0) && isatty(1) && isatty(2);
+
+ while ((opt = getopt_long(ac, av, "r:w:", long_opts, NULL)) != -1) {
+ input_mode = (enum input_mode)opt;
+ switch (opt) {
+ case silentoldconfig:
+ sync_kconfig = 1;
break;
- case 'n':
- input_mode = set_no;
+ case defconfig:
+ case savedefconfig:
+ defconfig_file = optarg;
break;
- case 'm':
- input_mode = set_mod;
+ case randconfig:
+ {
+ struct timeval now;
+ unsigned int seed;
+
+ /*
+ * Use microseconds derived seed,
+ * compensate for systems where it may be zero
+ */
+ gettimeofday(&now, NULL);
+
+ seed = (unsigned int)((now.tv_sec + 1) * (now.tv_usec + 1));
+ srand(seed);
break;
- case 'y':
- input_mode = set_yes;
+ }
+ case oldaskconfig:
+ case oldconfig:
+ case allnoconfig:
+ case allyesconfig:
+ case allmodconfig:
+ case alldefconfig:
+ case listnewconfig:
+ case olddefconfig:
break;
case 'r':
- input_mode = set_random;
- srandom(time(NULL));
+ input_file = optarg;
+ break;
+ case 'w':
+ output_file = optarg;
break;
- case 'h':
case '?':
- printf("%s [-o|-s] config\n", av[0]);
- exit(0);
+ conf_usage(progname);
+ exit(1);
+ break;
}
}
- name = av[i];
- if (!name) {
+ if (ac == optind) {
printf(_("%s: Kconfig file missing\n"), av[0]);
+ conf_usage(progname);
+ exit(1);
}
+ name = av[optind];
conf_parse(name);
//zconfdump(stdout);
+ if (sync_kconfig) {
+ name = conf_get_configname();
+ if (stat(name, &tmpstat)) {
+ fprintf(stderr, _("***\n"
+ "*** Configuration file \"%s\" not found!\n"
+ "***\n"
+ "*** Please run some configurator (e.g. \"make oldconfig\" or\n"
+ "*** \"make menuconfig\" or \"make xconfig\").\n"
+ "***\n"), name);
+ exit(1);
+ }
+ }
+
switch (input_mode) {
- case set_default:
+ case defconfig:
if (!defconfig_file)
defconfig_file = conf_get_default_confname();
if (conf_read(defconfig_file)) {
- printf("***\n"
+ printf(_("***\n"
"*** Can't find default configuration \"%s\"!\n"
- "***\n", defconfig_file);
+ "***\n"), defconfig_file);
exit(1);
}
break;
- case ask_silent:
- if (stat(".config", &tmpstat)) {
- printf(_("***\n"
- "*** You have not yet configured your build!\n"
- "***\n"
- "*** Please run some configurator (e.g. \"make oldconfig\" or\n"
- "*** \"make menuconfig\" or \"make xconfig\").\n"
- "***\n"));
- exit(1);
- }
- case ask_all:
- case ask_new:
- case set_no:
- case set_mod:
- case set_yes:
- case set_random:
- conf_read(NULL);
+ case savedefconfig:
+ case silentoldconfig:
+ case oldaskconfig:
+ case oldconfig:
+ case listnewconfig:
+ case olddefconfig:
+ case allnoconfig:
+ case allyesconfig:
+ case allmodconfig:
+ case alldefconfig:
+ case randconfig:
+ conf_read(input_file);
break;
default:
break;
}
- if (input_mode != ask_silent) {
+ if (sync_kconfig) {
+ if (conf_get_changed()) {
+ name = getenv("KCONFIG_NOSILENTUPDATE");
+ if (name && *name) {
+ fprintf(stderr,
+ _("\n*** The configuration requires explicit update.\n\n"));
+ return 1;
+ }
+ }
+ valid_stdin = tty_stdio;
+ }
+
+ switch (input_mode) {
+ case allnoconfig:
+ conf_set_all_new_symbols(def_no);
+ break;
+ case allyesconfig:
+ conf_set_all_new_symbols(def_yes);
+ break;
+ case allmodconfig:
+ conf_set_all_new_symbols(def_mod);
+ break;
+ case alldefconfig:
+ conf_set_all_new_symbols(def_default);
+ break;
+ case randconfig:
+ conf_set_all_new_symbols(def_random);
+ break;
+ case defconfig:
+ conf_set_all_new_symbols(def_default);
+ break;
+ case savedefconfig:
+ break;
+ case oldaskconfig:
rootEntry = &rootmenu;
conf(&rootmenu);
- if (input_mode == ask_all) {
- input_mode = ask_silent;
- valid_stdin = 1;
- }
+ input_mode = silentoldconfig;
+ /* fall through */
+ case oldconfig:
+ case listnewconfig:
+ case olddefconfig:
+ case silentoldconfig:
+ /* Update until a loop caused no more changes */
+ do {
+ conf_cnt = 0;
+ check_conf(&rootmenu);
+ } while (conf_cnt &&
+ (input_mode != listnewconfig &&
+ input_mode != olddefconfig));
+ break;
}
- do {
- conf_cnt = 0;
- check_conf(&rootmenu);
- } while (conf_cnt);
- if (conf_write(output)) {
- fprintf(stderr, _("\n*** Error during writing of the build configuration.\n\n"));
- return 1;
+
+ if (sync_kconfig) {
+ /* silentoldconfig is used during the build so we shall update autoconf.
+ * All other commands are only used to generate a config.
+ */
+ if ((output_file || conf_get_changed()) &&
+ conf_write(output_file)) {
+ fprintf(stderr, _("\n*** Error during writing of the configuration.\n\n"));
+ exit(1);
+ }
+ if (conf_write_autoconf()) {
+ fprintf(stderr, _("\n*** Error during update of the configuration.\n\n"));
+ return 1;
+ }
+ } else if (input_mode == savedefconfig) {
+ if (conf_write_defconfig(defconfig_file)) {
+ fprintf(stderr, _("n*** Error while saving defconfig to: %s\n\n"),
+ defconfig_file);
+ return 1;
+ }
+ } else if (input_mode != listnewconfig) {
+ if (conf_write(output_file)) {
+ fprintf(stderr, _("\n*** Error during writing of the configuration.\n\n"));
+ exit(1);
+ }
}
return 0;
}
+
+/*
+ * Helper function to facilitate fgets() by Jean Sacren.
+ */
+void xfgets(char *str, int size, FILE *in)
+{
+ if (fgets(str, size, in) == NULL)
+ fprintf(stderr, "\nError in reading or end of file.\n");
+}
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