X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=scripts%2Fkconfig%2Fconf.c;h=0433cc70db716662599fb5c9e0ddf00b64596cfc;hb=97bf2856c6014879bd04983a3e9dfcdac1e7fe85;hp=10eeae53d827f904a440c812af8febd13c891776;hpb=76828883507a47dae78837ab5dec5a5b4513c667;p=linux-2.6.git

diff --git a/scripts/kconfig/conf.c b/scripts/kconfig/conf.c
index 10eeae53d..0433cc70d 100644
--- a/scripts/kconfig/conf.c
+++ b/scripts/kconfig/conf.c
@@ -5,6 +5,7 @@
 
 #include <ctype.h>
 #include <stdlib.h>
+#include <stdio.h>
 #include <string.h>
 #include <unistd.h>
 #include <time.h>
@@ -20,6 +21,7 @@ enum {
 	ask_all,
 	ask_new,
 	ask_silent,
+	dont_ask,
 	set_default,
 	set_yes,
 	set_mod,
@@ -36,6 +38,8 @@ static struct menu *rootEntry;
 
 static char nohelp_text[] = N_("Sorry, no help available for this option yet.\n");
 
+static int return_value = 0;
+
 static void strip(char *str)
 {
 	char *p = str;
@@ -63,20 +67,6 @@ 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)
 {
 	enum symbol_type type = sym_get_type(sym);
@@ -114,7 +104,13 @@ static void conf_askvalue(struct symbol *sym, const char *def)
 		check_stdin();
 	case ask_all:
 		fflush(stdout);
-		fgets_check_stream(line, 128, stdin);
+		fgets(line, 128, stdin);
+		return;
+	case dont_ask:
+		if (!sym_has_value(sym)) {
+			fprintf(stderr,"CONFIG_%s\n",sym->name);
+			return_value++;
+		}
 		return;
 	case set_default:
 		printf("%s\n", def);
@@ -328,8 +324,7 @@ static int conf_choice(struct menu *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;
@@ -360,6 +355,10 @@ static int conf_choice(struct menu *menu)
 			printf("?");
 		printf("]: ");
 		switch (input_mode) {
+		case dont_ask:
+			cnt = def;
+			printf("%d\n", cnt);
+			break;
 		case ask_new:
 		case ask_silent:
 			if (!is_new) {
@@ -370,7 +369,7 @@ static int conf_choice(struct menu *menu)
 			check_stdin();
 		case ask_all:
 			fflush(stdout);
-			fgets_check_stream(line, 128, stdin);
+			fgets(line, 128, stdin);
 			strip(line);
 			if (line[0] == '?') {
 				printf("\n%s\n", menu->sym->help ?
@@ -496,7 +495,10 @@ static void check_conf(struct menu *menu)
 			if (!conf_cnt++)
 				printf(_("*\n* Restart config...\n*\n"));
 			rootEntry = menu_get_parent_menu(menu);
-			conf(rootEntry);
+			if (input_mode == dont_ask)
+				fprintf(stderr,"CONFIG_%s\n",sym->name);
+			else
+				conf(rootEntry);
 		}
 	}
 
@@ -515,6 +517,9 @@ int main(int ac, char **av)
 		case 'o':
 			input_mode = ask_new;
 			break;
+		case 'b':
+			input_mode = dont_ask;
+			break;
 		case 's':
 			input_mode = ask_silent;
 			valid_stdin = isatty(0) && isatty(1) && isatty(2);
@@ -546,13 +551,14 @@ int main(int ac, char **av)
 			break;
 		case 'h':
 		case '?':
-			printf("%s [-o|-s] config\n", av[0]);
+			fprintf(stderr, "See README for usage info\n");
 			exit(0);
 		}
 	}
   	name = av[i];
 	if (!name) {
 		printf(_("%s: Kconfig file missing\n"), av[0]);
+		exit(1);
 	}
 	conf_parse(name);
 	//zconfdump(stdout);
@@ -579,6 +585,7 @@ int main(int ac, char **av)
 		}
 	case ask_all:
 	case ask_new:
+	case dont_ask:
 		conf_read(NULL);
 		break;
 	case set_no:
@@ -587,7 +594,7 @@ int main(int ac, char **av)
 	case set_random:
 		name = getenv("KCONFIG_ALLCONFIG");
 		if (name && !stat(name, &tmpstat)) {
-			conf_read_simple(name);
+			conf_read_simple(name, S_DEF_USER);
 			break;
 		}
 		switch (input_mode) {
@@ -598,9 +605,9 @@ int main(int ac, char **av)
 		default: break;
 		}
 		if (!stat(name, &tmpstat))
-			conf_read_simple(name);
+			conf_read_simple(name, S_DEF_USER);
 		else if (!stat("all.config", &tmpstat))
-			conf_read_simple("all.config");
+			conf_read_simple("all.config", S_DEF_USER);
 		break;
 	default:
 		break;
@@ -613,14 +620,28 @@ int main(int ac, char **av)
 			input_mode = ask_silent;
 			valid_stdin = 1;
 		}
-	}
+	} else if (conf_get_changed()) {
+		name = getenv("KCONFIG_NOSILENTUPDATE");
+		if (name && *name) {
+			fprintf(stderr, _("\n*** Kernel configuration requires explicit update.\n\n"));
+			return 1;
+		}
+	} else
+		goto skip_check;
+
 	do {
 		conf_cnt = 0;
 		check_conf(&rootmenu);
-	} while (conf_cnt);
+	} while ((conf_cnt) && (input_mode != dont_ask));
 	if (conf_write(NULL)) {
 		fprintf(stderr, _("\n*** Error during writing of the kernel configuration.\n\n"));
 		return 1;
 	}
-	return 0;
+skip_check:
+	if (input_mode == ask_silent && conf_write_autoconf()) {
+		fprintf(stderr, _("\n*** Error during writing of the kernel configuration.\n\n"));
+		return 1;
+	}
+
+	return return_value;
 }