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Diffstat (limited to 'util/kconfig/conf.c')
-rw-r--r--util/kconfig/conf.c476
1 files changed, 278 insertions, 198 deletions
diff --git a/util/kconfig/conf.c b/util/kconfig/conf.c
index 4393c2af11..d19944f9c3 100644
--- a/util/kconfig/conf.c
+++ b/util/kconfig/conf.c
@@ -10,40 +10,48 @@
#include <string.h>
#include <time.h>
#include <unistd.h>
+#include <getopt.h>
#include <sys/stat.h>
+#include <sys/time.h>
+#include <errno.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 const char *get_help(struct menu *menu)
+static void print_help(struct menu *menu)
{
- if (menu_has_help(menu))
- return _(menu_get_help(menu));
- else
- return nohelp_text;
+ 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)
@@ -65,7 +73,7 @@ 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"));
@@ -76,7 +84,6 @@ static void check_stdin(void)
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) "));
@@ -92,28 +99,19 @@ static int conf_askvalue(struct symbol *sym, const char *def)
}
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 0;
- }
- break;
- case ask_new:
- case ask_silent:
+ case oldconfig:
+ case silentoldconfig:
if (sym_has_value(sym)) {
printf("%s\n", def);
return 0;
}
check_stdin();
- case ask_all:
+ /* fall through */
+ case oldaskconfig:
fflush(stdout);
- fgets(line, 128, stdin);
- return 1;
- case set_default:
- printf("%s\n", def);
+ xfgets(line, 128, stdin);
+ if (!tty_stdio)
+ printf("\n");
return 1;
default:
break;
@@ -128,57 +126,11 @@ static int conf_askvalue(struct symbol *sym, const char *def)
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)(rand() % 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;
@@ -197,10 +149,11 @@ int conf_string(struct menu *menu)
case '?':
/* print help */
if (line[1] == '\n') {
- printf("\n%s\n", get_help(menu));
+ print_help(menu);
def = NULL;
break;
}
+ /* fall through */
default:
line[strlen(line)-1] = 0;
def = line;
@@ -213,14 +166,12 @@ int conf_string(struct menu *menu)
static int conf_sym(struct menu *menu)
{
struct symbol *sym = menu->sym;
- int type;
tristate oldval, newval;
while (1) {
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) {
@@ -277,7 +228,7 @@ static int conf_sym(struct menu *menu)
if (sym_set_tristate_value(sym, newval))
return 0;
help:
- printf("\n%s\n", get_help(menu));
+ print_help(menu);
}
}
@@ -285,11 +236,9 @@ 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);
@@ -351,20 +300,21 @@ static int conf_choice(struct menu *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(line, 128, stdin);
+ xfgets(line, 128, stdin);
strip(line);
if (line[0] == '?') {
- printf("\n%s\n", get_help(menu));
+ print_help(menu);
continue;
}
if (!line[0])
@@ -374,15 +324,7 @@ static int conf_choice(struct menu *menu)
else
continue;
break;
- case set_random:
- if (is_new)
- def = (rand() % cnt) + 1;
- case set_default:
- case set_yes:
- case set_mod:
- case set_no:
- cnt = def;
- printf("%d\n", cnt);
+ default:
break;
}
@@ -395,8 +337,8 @@ static int conf_choice(struct menu *menu)
}
if (!child)
continue;
- if (line[strlen(line) - 1] == '?') {
- printf("\n%s\n", get_help(child));
+ if (line[0] && line[strlen(line) - 1] == '?') {
+ print_help(child);
continue;
}
sym_set_choice_value(sym, child->sym);
@@ -425,10 +367,14 @@ 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)
@@ -483,10 +429,16 @@ 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);
+ }
}
}
@@ -494,63 +446,134 @@ 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)
{
+ const char *progname = av[0];
int opt;
- const char *name;
+ const char *name, *defconfig_file = NULL /* gcc uninit */;
struct stat tmpstat;
setlocale(LC_ALL, "");
bindtextdomain(PACKAGE, LOCALEDIR);
textdomain(PACKAGE);
- while ((opt = getopt(ac, av, "osdD:nmyrh")) != -1) {
+ tty_stdio = isatty(0) && isatty(1) && isatty(2);
+
+ while ((opt = getopt_long(ac, av, "", long_opts, NULL)) != -1) {
+ input_mode = (enum input_mode)opt;
switch (opt) {
- 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;
+ case silentoldconfig:
+ sync_kconfig = 1;
break;
- case 'D':
- input_mode = set_default;
+ case defconfig:
+ case savedefconfig:
defconfig_file = optarg;
break;
- case 'n':
- input_mode = set_no;
- break;
- case 'm':
- input_mode = set_mod;
- break;
- case 'y':
- input_mode = set_yes;
- break;
- case 'r':
- input_mode = set_random;
- srand(time(NULL));
+ case randconfig:
+ {
+ struct timeval now;
+ unsigned int seed;
+ char *seed_env;
+
+ /*
+ * 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));
+
+ seed_env = getenv("KCONFIG_SEED");
+ if( seed_env && *seed_env ) {
+ char *endp;
+ int tmp = (int)strtol(seed_env, &endp, 0);
+ if (*endp == '\0') {
+ seed = tmp;
+ }
+ }
+ fprintf( stderr, "KCONFIG_SEED=0x%X\n", seed );
+ srand(seed);
break;
- case 'h':
- printf(_("See README for usage info\n"));
- exit(0);
+ }
+ case oldaskconfig:
+ case oldconfig:
+ case allnoconfig:
+ case allyesconfig:
+ case allmodconfig:
+ case alldefconfig:
+ case listnewconfig:
+ case olddefconfig:
break;
- default:
- fprintf(stderr, _("See README for usage info\n"));
+ case '?':
+ conf_usage(progname);
exit(1);
+ break;
}
}
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)) {
@@ -560,79 +583,136 @@ int main(int ac, char **av)
exit(1);
}
break;
- case ask_silent:
- if (stat(".config", &tmpstat)) {
- printf(_("***\n"
- "*** You have not yet configured coreboot!\n"
- "*** (missing .config file)\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 savedefconfig:
+ case silentoldconfig:
+ case oldaskconfig:
+ case oldconfig:
+ case listnewconfig:
+ case olddefconfig:
conf_read(NULL);
break;
- case set_no:
- case set_mod:
- case set_yes:
- case set_random:
+ case allnoconfig:
+ case allyesconfig:
+ case allmodconfig:
+ case alldefconfig:
+ case randconfig:
name = getenv("KCONFIG_ALLCONFIG");
- if (name && !stat(name, &tmpstat)) {
- conf_read_simple(name, S_DEF_USER);
+ if (!name)
+ break;
+ if ((strcmp(name, "") != 0) && (strcmp(name, "1") != 0)) {
+ if (conf_read_simple(name, S_DEF_USER)) {
+ fprintf(stderr,
+ _("*** Can't read seed configuration \"%s\"!\n"),
+ name);
+ exit(1);
+ }
break;
}
switch (input_mode) {
- case set_no: name = "allno.config"; break;
- case set_mod: name = "allmod.config"; break;
- case set_yes: name = "allyes.config"; break;
- case set_random: name = "allrandom.config"; break;
+ case allnoconfig: name = "allno.config"; break;
+ case allyesconfig: name = "allyes.config"; break;
+ case allmodconfig: name = "allmod.config"; break;
+ case alldefconfig: name = "alldef.config"; break;
+ case randconfig: name = "allrandom.config"; break;
default: break;
}
- if (!stat(name, &tmpstat))
- conf_read_simple(name, S_DEF_USER);
- else if (!stat("all.config", &tmpstat))
- conf_read_simple("all.config", S_DEF_USER);
+ if (conf_read_simple(name, S_DEF_USER) &&
+ conf_read_simple("all.config", S_DEF_USER)) {
+ fprintf(stderr,
+ _("*** KCONFIG_ALLCONFIG set, but no \"%s\" or \"all.config\" file found\n"),
+ name);
+ exit(1);
+ }
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:
+ /* Really nothing to do in this loop */
+ while (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;
+ }
+
+ 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 (conf_get_changed() && conf_write(NULL)) {
+ fprintf(stderr, _("\n*** Error during writing of the configuration.\n\n"));
+ exit(1);
}
- } else if (conf_get_changed()) {
- name = getenv("KCONFIG_NOSILENTUPDATE");
- if (name && *name) {
- fprintf(stderr, _("\n*** coreboot configuration requires explicit update.\n\n"));
+ if (conf_write_autoconf()) {
+ fprintf(stderr, _("\n*** Error during update of the configuration.\n\n"));
return 1;
}
- } else
- goto skip_check;
-
- do {
- conf_cnt = 0;
- check_conf(&rootmenu);
- } while (conf_cnt);
- if (conf_write(NULL)) {
- fprintf(stderr, _("\n*** Error during writing of the configuration.\n\n"));
- return 1;
- }
- if (conf_write_autoconf()) {
- fprintf(stderr, _("\n*** Error during writing of the configuration.\n\n"));
- return 1;
- }
-skip_check:
- if (input_mode == ask_silent && conf_write_autoconf()) {
- fprintf(stderr, _("\n*** Error during writing 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(NULL)) {
+ 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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