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Diffstat (limited to 'backport/kconf/conf.c')
-rw-r--r--backport/kconf/conf.c110
1 files changed, 52 insertions, 58 deletions
diff --git a/backport/kconf/conf.c b/backport/kconf/conf.c
index 866369f1..283eeeda 100644
--- a/backport/kconf/conf.c
+++ b/backport/kconf/conf.c
@@ -20,11 +20,10 @@
static void conf(struct menu *menu);
static void check_conf(struct menu *menu);
-static void xfgets(char *str, int size, FILE *in);
enum input_mode {
oldaskconfig,
- silentoldconfig,
+ syncconfig,
oldconfig,
allnoconfig,
allyesconfig,
@@ -35,11 +34,11 @@ enum input_mode {
savedefconfig,
listnewconfig,
olddefconfig,
-} input_mode = oldaskconfig;
+};
+static enum input_mode 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[PATH_MAX];
@@ -72,14 +71,14 @@ static void strip(char *str)
*p-- = 0;
}
-static void check_stdin(void)
+/* Helper function to facilitate fgets() by Jean Sacren. */
+static void xfgets(char *str, int size, FILE *in)
{
- if (!valid_stdin) {
- printf(_("aborted!\n\n"));
- printf(_("Console input/output is redirected. "));
- printf(_("Run 'make oldconfig' to update configuration.\n\n"));
- exit(1);
- }
+ if (!fgets(str, size, in))
+ fprintf(stderr, "\nError in reading or end of file.\n");
+
+ if (!tty_stdio)
+ printf("%s", str);
}
static int conf_askvalue(struct symbol *sym, const char *def)
@@ -101,18 +100,15 @@ static int conf_askvalue(struct symbol *sym, const char *def)
switch (input_mode) {
case oldconfig:
- case silentoldconfig:
+ case syncconfig:
if (sym_has_value(sym)) {
printf("%s\n", def);
return 0;
}
- check_stdin();
/* fall through */
case oldaskconfig:
fflush(stdout);
xfgets(line, sizeof(line), stdin);
- if (!tty_stdio)
- printf("\n");
return 1;
default:
break;
@@ -192,9 +188,7 @@ static int conf_sym(struct menu *menu)
printf("/m");
if (oldval != yes && sym_tristate_within_range(sym, yes))
printf("/y");
- if (menu_has_help(menu))
- printf("/?");
- printf("] ");
+ printf("/?] ");
if (!conf_askvalue(sym, sym_get_string_value(sym)))
return 0;
strip(line);
@@ -296,19 +290,15 @@ static int conf_choice(struct menu *menu)
printf("[1]: 1\n");
goto conf_childs;
}
- printf("[1-%d", cnt);
- if (menu_has_help(menu))
- printf("?");
- printf("]: ");
+ printf("[1-%d?]: ", cnt);
switch (input_mode) {
case oldconfig:
- case silentoldconfig:
+ case syncconfig:
if (!is_new) {
cnt = def;
printf("%d\n", cnt);
break;
}
- check_stdin();
/* fall through */
case oldaskconfig:
fflush(stdout);
@@ -368,10 +358,11 @@ static void conf(struct menu *menu)
switch (prop->type) {
case P_MENU:
- if ((input_mode == silentoldconfig ||
- input_mode == listnewconfig ||
- input_mode == olddefconfig) &&
- rootEntry != menu) {
+ /*
+ * Except in oldaskconfig mode, we show only menus that
+ * contain new symbols.
+ */
+ if (input_mode != oldaskconfig && rootEntry != menu) {
check_conf(menu);
return;
}
@@ -431,10 +422,20 @@ static void check_conf(struct menu *menu)
if (sym_is_changable(sym) ||
(sym_is_choice(sym) && sym_get_tristate_value(sym) == yes)) {
if (input_mode == listnewconfig) {
- if (sym->name && !sym_is_choice_value(sym)) {
- printf("%s%s\n", CONFIG_, sym->name);
+ if (sym->name) {
+ const char *str;
+
+ if (sym->type == S_STRING) {
+ str = sym_get_string_value(sym);
+ str = sym_escape_string_value(str);
+ printf("%s%s=%s\n", CONFIG_, sym->name, str);
+ free((void *)str);
+ } else {
+ str = sym_get_string_value(sym);
+ printf("%s%s=%s\n", CONFIG_, sym->name, str);
+ }
}
- } else if (input_mode != olddefconfig) {
+ } else {
if (!conf_cnt++)
printf(_("*\n* Restart config...\n*\n"));
rootEntry = menu_get_parent_menu(menu);
@@ -450,7 +451,7 @@ static void check_conf(struct menu *menu)
static struct option long_opts[] = {
{"oldaskconfig", no_argument, NULL, oldaskconfig},
{"oldconfig", no_argument, NULL, oldconfig},
- {"silentoldconfig", no_argument, NULL, silentoldconfig},
+ {"syncconfig", no_argument, NULL, syncconfig},
{"defconfig", optional_argument, NULL, defconfig},
{"savedefconfig", required_argument, NULL, savedefconfig},
{"allnoconfig", no_argument, NULL, allnoconfig},
@@ -477,8 +478,9 @@ static void conf_usage(const char *progname)
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(" --syncconfig Similar to oldconfig but generates configuration in\n"
+ " include/{generated/,config/}\n");
+ printf(" --olddefconfig Same as oldconfig 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");
@@ -500,7 +502,7 @@ int main(int ac, char **av)
bindtextdomain(PACKAGE, LOCALEDIR);
textdomain(PACKAGE);
- tty_stdio = isatty(0) && isatty(1) && isatty(2);
+ tty_stdio = isatty(0) && isatty(1);
while ((opt = getopt_long(ac, av, "s", long_opts, NULL)) != -1) {
if (opt == 's') {
@@ -509,7 +511,7 @@ int main(int ac, char **av)
}
input_mode = (enum input_mode)opt;
switch (opt) {
- case silentoldconfig:
+ case syncconfig:
sync_kconfig = 1;
break;
case defconfig:
@@ -557,7 +559,7 @@ int main(int ac, char **av)
}
}
if (ac == optind) {
- printf(_("%s: Kconfig file missing\n"), av[0]);
+ fprintf(stderr, _("%s: Kconfig file missing\n"), av[0]);
conf_usage(progname);
exit(1);
}
@@ -582,14 +584,16 @@ int main(int ac, char **av)
if (!defconfig_file)
defconfig_file = conf_get_default_confname();
if (conf_read(defconfig_file)) {
- printf(_("***\n"
- "*** Can't find default configuration \"%s\"!\n"
- "***\n"), defconfig_file);
+ fprintf(stderr,
+ _("***\n"
+ "*** Can't find default configuration \"%s\"!\n"
+ "***\n"),
+ defconfig_file);
exit(1);
}
break;
case savedefconfig:
- case silentoldconfig:
+ case syncconfig:
case oldaskconfig:
case oldconfig:
case listnewconfig:
@@ -642,7 +646,6 @@ int main(int ac, char **av)
return 1;
}
}
- valid_stdin = tty_stdio;
}
switch (input_mode) {
@@ -670,24 +673,24 @@ int main(int ac, char **av)
case oldaskconfig:
rootEntry = &rootmenu;
conf(&rootmenu);
- input_mode = silentoldconfig;
+ input_mode = oldconfig;
/* fall through */
case oldconfig:
case listnewconfig:
- case olddefconfig:
- case silentoldconfig:
+ case syncconfig:
/* Update until a loop caused no more changes */
do {
conf_cnt = 0;
check_conf(&rootmenu);
- } while (conf_cnt &&
- (input_mode != listnewconfig &&
- input_mode != olddefconfig));
+ } while (conf_cnt);
+ break;
+ case olddefconfig:
+ default:
break;
}
if (sync_kconfig) {
- /* silentoldconfig is used during the build so we shall update autoconf.
+ /* syncconfig 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)) {
@@ -712,12 +715,3 @@ 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");
-}