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Diffstat (limited to 'extra/config/conf.c')
-rw-r--r--extra/config/conf.c357
1 files changed, 247 insertions, 110 deletions
diff --git a/extra/config/conf.c b/extra/config/conf.c
index d623ed1d3..db0905319 100644
--- a/extra/config/conf.c
+++ b/extra/config/conf.c
@@ -10,42 +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)
@@ -93,16 +99,19 @@ static int conf_askvalue(struct symbol *sym, const char *def)
}
switch (input_mode) {
- 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);
+ xfgets(line, 128, stdin);
+ if (!tty_stdio)
+ printf("\n");
return 1;
default:
break;
@@ -121,7 +130,7 @@ static int conf_askvalue(struct symbol *sym, const char *def)
return 1;
}
-int conf_string(struct menu *menu)
+static int conf_string(struct menu *menu)
{
struct symbol *sym = menu->sym;
const char *def;
@@ -140,10 +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;
@@ -156,14 +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) {
@@ -220,7 +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);
}
}
@@ -228,11 +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);
@@ -294,20 +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])
@@ -330,8 +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);
@@ -360,10 +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)
@@ -418,10 +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);
+ }
}
}
@@ -429,90 +446,170 @@ static void check_conf(struct menu *menu)
check_conf(child);
}
+#if 00 // || !defined __UCLIBC__ || \
+ (defined UCLIBC_HAS_GETOPT_LONG || defined UCLIBC_HAS_GNU_GETOPT)
+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");
+}
+#else
+static void conf_usage(const char *progname)
+{
+
+ printf("Usage: %s [option] <kconfig-file>\n", progname);
+ printf("[option] is _one_ of the following:\n");
+ printf(" -a, --oldaskconfig Start a new configuration using a line-oriented program\n");
+ printf(" -s, --silentoldconfig Same as oldconfig, but quietly, additionally update deps\n");
+ printf(" -o, --oldconfig Update a configuration using a provided .config as base\n");
+ printf(" -n, --allnoconfig New config where all options are answered with no\n");
+ printf(" -y, --allyesconfig New config where all options are answered with yes\n");
+ printf(" -m, --allmodconfig New config where all options are answered with mod\n");
+ printf(" -A, --alldefconfig New config with all symbols set to default\n");
+ printf(" -r, --randconfig New config with random answer to all options\n");
+ printf(" -D, --defconfig <file> New config with default defined in <file>\n");
+ printf(" -S, --savedefconfig <file> Save the minimal current configuration to <file>\n");
+ printf(" -l, --listnewconfig List new options\n");
+ printf(" -d, --olddefconfig Same as silentoldconfig but sets new symbols to their default value\n");
+ printf(" --oldnoconfig An alias of olddefconfig\n");
+
+}
+#endif
+
int main(int ac, char **av)
{
+ const char *progname = av[0];
int opt;
- const char *name;
- const char *configname = conf_get_configname();
+ 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);
+
+#if 00// !defined __UCLIBC__ || \
+ (defined UCLIBC_HAS_GETOPT_LONG || defined UCLIBC_HAS_GNU_GETOPT)
+ while ((opt = getopt_long(ac, av, "", long_opts, NULL)) != -1)
+#else
+ char *gch = "asonymArDSld";
+ while ((opt = getopt(ac, av, "asonymArD:S:ldh")) != -1)
+#endif
+ {
+ char *x = memchr(gch, opt, strlen(gch));
+ if (x == NULL)
+ opt = '?';
+ else
+ opt = x - gch;
+ input_mode = (enum input_mode)opt;
switch (opt) {
- case 'o':
- input_mode = ask_silent;
- break;
- case 's':
- input_mode = ask_silent;
+ case silentoldconfig:
sync_kconfig = 1;
break;
- case 'd':
- input_mode = set_default;
- 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':
+ 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));
- srand(seed);
- input_mode = set_random;
+ 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) {
- if (stat(configname, &tmpstat)) {
+ name = conf_get_configname();
+ if (stat(name, &tmpstat)) {
fprintf(stderr, _("***\n"
- "*** You have not yet configured!\n"
- "*** (missing .config file)\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"));
+ "***\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)) {
@@ -522,31 +619,46 @@ int main(int ac, char **av)
exit(1);
}
break;
- case ask_silent:
- 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;
@@ -557,41 +669,51 @@ int main(int ac, char **av)
name = getenv("KCONFIG_NOSILENTUPDATE");
if (name && *name) {
fprintf(stderr,
- _("\n*** configuration requires explicit update.\n\n"));
+ _("\n*** The configuration requires explicit update.\n\n"));
return 1;
}
}
- valid_stdin = isatty(0) && isatty(1) && isatty(2);
+ valid_stdin = tty_stdio;
}
switch (input_mode) {
- case set_no:
+ case allnoconfig:
conf_set_all_new_symbols(def_no);
break;
- case set_yes:
+ case allyesconfig:
conf_set_all_new_symbols(def_yes);
break;
- case set_mod:
+ case allmodconfig:
conf_set_all_new_symbols(def_mod);
break;
- case set_random:
- conf_set_all_new_symbols(def_random);
+ 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 set_default:
+ case defconfig:
conf_set_all_new_symbols(def_default);
break;
- case ask_new:
- case ask_all:
+ case savedefconfig:
+ break;
+ case oldaskconfig:
rootEntry = &rootmenu;
conf(&rootmenu);
- input_mode = ask_silent;
+ input_mode = silentoldconfig;
/* fall through */
- case ask_silent:
+ 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);
+ } while (conf_cnt &&
+ (input_mode != listnewconfig &&
+ input_mode != olddefconfig));
break;
}
@@ -607,7 +729,13 @@ int main(int ac, char **av)
fprintf(stderr, _("\n*** Error during update of the configuration.\n\n"));
return 1;
}
- } else {
+ } 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);
@@ -615,3 +743,12 @@ int main(int ac, char **av)
}
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");
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-02 22:18:28 +0000