aboutsummaryrefslogtreecommitdiffstats
path: root/scripts/kconfig
diff options
context:
space:
mode:
Diffstat (limited to 'scripts/kconfig')
-rw-r--r--scripts/kconfig/Makefile20
-rw-r--r--scripts/kconfig/conf.c10
-rw-r--r--scripts/kconfig/confdata.c36
-rw-r--r--scripts/kconfig/expr.h1
-rw-r--r--scripts/kconfig/lkc.h1
-rw-r--r--scripts/kconfig/lkc_proto.h3
-rw-r--r--scripts/kconfig/mconf.c10
-rwxr-xr-xscripts/kconfig/merge_config.sh12
-rw-r--r--scripts/kconfig/nconf.c10
-rw-r--r--scripts/kconfig/preprocess.c3
-rw-r--r--scripts/kconfig/qconf.cc2
-rw-r--r--scripts/kconfig/symbol.c4
-rw-r--r--scripts/kconfig/tests/err_recursive_dep/expected_stderr14
13 files changed, 55 insertions, 71 deletions
diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile
index 3f327e21f60e..ef2f2336c469 100644
--- a/scripts/kconfig/Makefile
+++ b/scripts/kconfig/Makefile
@@ -12,6 +12,10 @@ else
Kconfig := Kconfig
endif
+ifndef KBUILD_DEFCONFIG
+KBUILD_DEFCONFIG := defconfig
+endif
+
ifeq ($(quiet),silent_)
silent := -s
endif
@@ -74,9 +78,7 @@ savedefconfig: $(obj)/conf
$< $(silent) --$@=defconfig $(Kconfig)
defconfig: $(obj)/conf
-ifeq ($(KBUILD_DEFCONFIG),)
- $< $(silent) --defconfig $(Kconfig)
-else ifneq ($(wildcard $(srctree)/arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG)),)
+ifneq ($(wildcard $(srctree)/arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG)),)
@$(kecho) "*** Default configuration is based on '$(KBUILD_DEFCONFIG)'"
$(Q)$< $(silent) --defconfig=arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig)
else
@@ -92,7 +94,7 @@ configfiles=$(wildcard $(srctree)/kernel/configs/$@ $(srctree)/arch/$(SRCARCH)/c
%.config: $(obj)/conf
$(if $(call configfiles),, $(error No configuration exists for this target on this architecture))
$(Q)$(CONFIG_SHELL) $(srctree)/scripts/kconfig/merge_config.sh -m .config $(configfiles)
- +$(Q)yes "" | $(MAKE) -f $(srctree)/Makefile oldconfig
+ $(Q)$(MAKE) -f $(srctree)/Makefile olddefconfig
PHONY += kvmconfig
kvmconfig: kvm_guest.config
@@ -112,7 +114,7 @@ testconfig: $(obj)/conf
$(PYTHON3) -B -m pytest $(srctree)/$(src)/tests \
-o cache_dir=$(abspath $(obj)/tests/.cache) \
$(if $(findstring 1,$(KBUILD_VERBOSE)),--capture=no)
-clean-dirs += tests/.cache
+clean-files += tests/.cache
# Help text used by make help
help:
@@ -164,15 +166,15 @@ $(obj)/nconf.o $(obj)/nconf.gui.o: $(obj)/nconf-cfg
# mconf: Used for the menuconfig target based on lxdialog
hostprogs-y += mconf
-lxdialog := checklist.o inputbox.o menubox.o textbox.o util.o yesno.o
-mconf-objs := mconf.o $(addprefix lxdialog/, $(lxdialog)) $(common-objs)
+lxdialog := $(addprefix lxdialog/, \
+ checklist.o inputbox.o menubox.o textbox.o util.o yesno.o)
+mconf-objs := mconf.o $(lxdialog) $(common-objs)
HOSTLDLIBS_mconf = $(shell . $(obj)/mconf-cfg && echo $$libs)
$(foreach f, mconf.o $(lxdialog), \
$(eval HOSTCFLAGS_$f = $$(shell . $(obj)/mconf-cfg && echo $$$$cflags)))
-$(obj)/mconf.o: $(obj)/mconf-cfg
-$(addprefix $(obj)/lxdialog/, $(lxdialog)): $(obj)/mconf-cfg
+$(addprefix $(obj)/, mconf.o $(lxdialog)): $(obj)/mconf-cfg
# qconf: Used for the xconfig target based on Qt
hostprogs-y += qconf
diff --git a/scripts/kconfig/conf.c b/scripts/kconfig/conf.c
index ef3678c24bab..40e16e871ae2 100644
--- a/scripts/kconfig/conf.c
+++ b/scripts/kconfig/conf.c
@@ -90,7 +90,7 @@ static int conf_askvalue(struct symbol *sym, const char *def)
line[0] = '\n';
line[1] = 0;
- if (!sym_is_changable(sym)) {
+ if (!sym_is_changeable(sym)) {
printf("%s\n", def);
line[0] = '\n';
line[1] = 0;
@@ -234,7 +234,7 @@ static int conf_choice(struct menu *menu)
sym = menu->sym;
is_new = !sym_has_value(sym);
- if (sym_is_changable(sym)) {
+ if (sym_is_changeable(sym)) {
conf_sym(menu);
sym_calc_value(sym);
switch (sym_get_tristate_value(sym)) {
@@ -418,7 +418,7 @@ static void check_conf(struct menu *menu)
sym = menu->sym;
if (sym && !sym_has_value(sym)) {
- if (sym_is_changable(sym) ||
+ if (sym_is_changeable(sym) ||
(sym_is_choice(sym) && sym_get_tristate_value(sym) == yes)) {
if (input_mode == listnewconfig) {
if (sym->name) {
@@ -451,7 +451,7 @@ static struct option long_opts[] = {
{"oldaskconfig", no_argument, NULL, oldaskconfig},
{"oldconfig", no_argument, NULL, oldconfig},
{"syncconfig", no_argument, NULL, syncconfig},
- {"defconfig", optional_argument, NULL, defconfig},
+ {"defconfig", required_argument, NULL, defconfig},
{"savedefconfig", required_argument, NULL, savedefconfig},
{"allnoconfig", no_argument, NULL, allnoconfig},
{"allyesconfig", no_argument, NULL, allyesconfig},
@@ -562,8 +562,6 @@ int main(int ac, char **av)
switch (input_mode) {
case defconfig:
- if (!defconfig_file)
- defconfig_file = conf_get_default_confname();
if (conf_read(defconfig_file)) {
fprintf(stderr,
"***\n"
diff --git a/scripts/kconfig/confdata.c b/scripts/kconfig/confdata.c
index 6006154d36bd..3569d2dec37c 100644
--- a/scripts/kconfig/confdata.c
+++ b/scripts/kconfig/confdata.c
@@ -177,8 +177,6 @@ static void conf_message(const char *fmt, ...)
static const char *conf_filename;
static int conf_lineno, conf_warnings;
-const char conf_defname[] = "arch/$(ARCH)/defconfig";
-
static void conf_warning(const char *fmt, ...)
{
va_list ap;
@@ -233,21 +231,6 @@ static const char *conf_get_autoconfig_name(void)
return name ? name : "include/config/auto.conf";
}
-char *conf_get_default_confname(void)
-{
- static char fullname[PATH_MAX+1];
- char *env, *name;
-
- name = expand_string(conf_defname);
- env = getenv(SRCTREE);
- if (env) {
- snprintf(fullname, sizeof(fullname), "%s/%s", env, name);
- if (is_present(fullname))
- return fullname;
- }
- return name;
-}
-
static int conf_set_sym_val(struct symbol *sym, int def, int def_flags, char *p)
{
char *p2;
@@ -551,11 +534,9 @@ int conf_read(const char *name)
switch (sym->type) {
case S_BOOLEAN:
case S_TRISTATE:
- if (sym->def[S_DEF_USER].tri != sym_get_tristate_value(sym))
- break;
- if (!sym_is_choice(sym))
+ if (sym->def[S_DEF_USER].tri == sym_get_tristate_value(sym))
continue;
- /* fall through */
+ break;
default:
if (!strcmp(sym->curr.val, sym->def[S_DEF_USER].val))
continue;
@@ -813,7 +794,7 @@ int conf_write_defconfig(const char *filename)
goto next_menu;
sym->flags &= ~SYMBOL_WRITE;
/* If we cannot change the symbol - skip */
- if (!sym_is_changable(sym))
+ if (!sym_is_changeable(sym))
goto next_menu;
/* If symbol equals to default value - skip */
if (strcmp(sym_get_string_value(sym), sym_get_string_default(sym)) == 0)
@@ -867,6 +848,7 @@ int conf_write(const char *name)
const char *str;
char tmpname[PATH_MAX + 1], oldname[PATH_MAX + 1];
char *env;
+ int i;
bool need_newline = false;
if (!name)
@@ -914,7 +896,8 @@ int conf_write(const char *name)
"# %s\n"
"#\n", str);
need_newline = false;
- } else if (!(sym->flags & SYMBOL_CHOICE)) {
+ } else if (!(sym->flags & SYMBOL_CHOICE) &&
+ !(sym->flags & SYMBOL_WRITTEN)) {
sym_calc_value(sym);
if (!(sym->flags & SYMBOL_WRITE))
goto next;
@@ -922,7 +905,7 @@ int conf_write(const char *name)
fprintf(out, "\n");
need_newline = false;
}
- sym->flags &= ~SYMBOL_WRITE;
+ sym->flags |= SYMBOL_WRITTEN;
conf_write_symbol(out, sym, &kconfig_printer_cb, NULL);
}
@@ -948,6 +931,9 @@ next:
}
fclose(out);
+ for_all_symbols(i, sym)
+ sym->flags &= ~SYMBOL_WRITTEN;
+
if (*tmpname) {
if (is_same(name, tmpname)) {
conf_message("No change to %s", name);
@@ -1082,8 +1068,6 @@ int conf_write_autoconf(int overwrite)
if (!overwrite && is_present(autoconf_name))
return 0;
- sym_clear_all_valid();
-
conf_write_dep("include/config/auto.conf.cmd");
if (conf_touch_deps())
diff --git a/scripts/kconfig/expr.h b/scripts/kconfig/expr.h
index 8dde65bc3165..017843c9a4f4 100644
--- a/scripts/kconfig/expr.h
+++ b/scripts/kconfig/expr.h
@@ -141,6 +141,7 @@ struct symbol {
#define SYMBOL_OPTIONAL 0x0100 /* choice is optional - values can be 'n' */
#define SYMBOL_WRITE 0x0200 /* write symbol to file (KCONFIG_CONFIG) */
#define SYMBOL_CHANGED 0x0400 /* ? */
+#define SYMBOL_WRITTEN 0x0800 /* track info to avoid double-write to .config */
#define SYMBOL_NO_WRITE 0x1000 /* Symbol for internal use only; it will not be written */
#define SYMBOL_CHECKED 0x2000 /* used during dependency checking */
#define SYMBOL_WARNED 0x8000 /* warning has been issued */
diff --git a/scripts/kconfig/lkc.h b/scripts/kconfig/lkc.h
index cbc7658ee27d..4fb16f316626 100644
--- a/scripts/kconfig/lkc.h
+++ b/scripts/kconfig/lkc.h
@@ -49,7 +49,6 @@ const char *zconf_curname(void);
/* confdata.c */
const char *conf_get_configname(void);
-char *conf_get_default_confname(void);
void sym_set_change_count(int count);
void sym_add_change_count(int count);
bool conf_set_all_new_symbols(enum conf_def_mode mode);
diff --git a/scripts/kconfig/lkc_proto.h b/scripts/kconfig/lkc_proto.h
index 86c267540ccc..f9ab98238aef 100644
--- a/scripts/kconfig/lkc_proto.h
+++ b/scripts/kconfig/lkc_proto.h
@@ -42,7 +42,7 @@ tristate sym_toggle_tristate_value(struct symbol *sym);
bool sym_string_valid(struct symbol *sym, const char *newval);
bool sym_string_within_range(struct symbol *sym, const char *str);
bool sym_set_string_value(struct symbol *sym, const char *newval);
-bool sym_is_changable(struct symbol *sym);
+bool sym_is_changeable(struct symbol *sym);
struct property * sym_get_choice_prop(struct symbol *sym);
const char * sym_get_string_value(struct symbol *sym);
@@ -58,7 +58,6 @@ void env_write_dep(FILE *f, const char *auto_conf_name);
void variable_add(const char *name, const char *value,
enum variable_flavor flavor);
void variable_all_del(void);
-char *expand_string(const char *in);
char *expand_dollar(const char **str);
char *expand_one_token(const char **str);
diff --git a/scripts/kconfig/mconf.c b/scripts/kconfig/mconf.c
index 694091f3ef9d..49c26ea9dd98 100644
--- a/scripts/kconfig/mconf.c
+++ b/scripts/kconfig/mconf.c
@@ -536,7 +536,7 @@ static void build_conf(struct menu *menu)
}
val = sym_get_tristate_value(sym);
- if (sym_is_changable(sym)) {
+ if (sym_is_changeable(sym)) {
switch (type) {
case S_BOOLEAN:
item_make("[%c]", val == no ? ' ' : '*');
@@ -587,7 +587,7 @@ static void build_conf(struct menu *menu)
} else {
switch (type) {
case S_BOOLEAN:
- if (sym_is_changable(sym))
+ if (sym_is_changeable(sym))
item_make("[%c]", val == no ? ' ' : '*');
else
item_make("-%c-", val == no ? ' ' : '*');
@@ -600,7 +600,7 @@ static void build_conf(struct menu *menu)
case mod: ch = 'M'; break;
default: ch = ' '; break;
}
- if (sym_is_changable(sym)) {
+ if (sym_is_changeable(sym)) {
if (sym->rev_dep.tri == mod)
item_make("{%c}", ch);
else
@@ -617,7 +617,7 @@ static void build_conf(struct menu *menu)
if (tmp < 0)
tmp = 0;
item_add_str("%*c%s%s", tmp, ' ', menu_get_prompt(menu),
- (sym_has_value(sym) || !sym_is_changable(sym)) ?
+ (sym_has_value(sym) || !sym_is_changeable(sym)) ?
"" : " (NEW)");
item_set_tag('s');
item_set_data(menu);
@@ -625,7 +625,7 @@ static void build_conf(struct menu *menu)
}
}
item_add_str("%*c%s%s", indent + 1, ' ', menu_get_prompt(menu),
- (sym_has_value(sym) || !sym_is_changable(sym)) ?
+ (sym_has_value(sym) || !sym_is_changeable(sym)) ?
"" : " (NEW)");
if (menu->prompt->type == P_MENU) {
item_add_str(" %s", menu_is_empty(menu) ? "----" : "--->");
diff --git a/scripts/kconfig/merge_config.sh b/scripts/kconfig/merge_config.sh
index d924c51d28b7..63c8565206a4 100755
--- a/scripts/kconfig/merge_config.sh
+++ b/scripts/kconfig/merge_config.sh
@@ -13,12 +13,12 @@
# Copyright (c) 2009-2010 Wind River Systems, Inc.
# Copyright 2011 Linaro
+set -e
+
clean_up() {
rm -f $TMP_FILE
rm -f $MERGE_FILE
- exit
}
-trap clean_up HUP INT TERM
usage() {
echo "Usage: $0 [OPTIONS] [CONFIG [...]]"
@@ -110,6 +110,9 @@ TMP_FILE=$(mktemp ./.tmp.config.XXXXXXXXXX)
MERGE_FILE=$(mktemp ./.merge_tmp.config.XXXXXXXXXX)
echo "Using $INITFILE as base"
+
+trap clean_up EXIT
+
cat $INITFILE > $TMP_FILE
# Merge files, printing warnings on overridden values
@@ -155,7 +158,6 @@ if [ "$RUNMAKE" = "false" ]; then
echo "#"
echo "# merged configuration written to $KCONFIG_CONFIG (needs make)"
echo "#"
- clean_up
exit
fi
@@ -177,7 +179,7 @@ make KCONFIG_ALLCONFIG=$TMP_FILE $OUTPUT_ARG $ALLTARGET
for CFG in $(sed -n -e "$SED_CONFIG_EXP1" -e "$SED_CONFIG_EXP2" $TMP_FILE); do
REQUESTED_VAL=$(grep -w -e "$CFG" $TMP_FILE)
- ACTUAL_VAL=$(grep -w -e "$CFG" "$KCONFIG_CONFIG")
+ ACTUAL_VAL=$(grep -w -e "$CFG" "$KCONFIG_CONFIG" || true)
if [ "x$REQUESTED_VAL" != "x$ACTUAL_VAL" ] ; then
echo "Value requested for $CFG not in final .config"
echo "Requested value: $REQUESTED_VAL"
@@ -185,5 +187,3 @@ for CFG in $(sed -n -e "$SED_CONFIG_EXP1" -e "$SED_CONFIG_EXP2" $TMP_FILE); do
echo ""
fi
done
-
-clean_up
diff --git a/scripts/kconfig/nconf.c b/scripts/kconfig/nconf.c
index cbafe3bf082e..b7c1ef757178 100644
--- a/scripts/kconfig/nconf.c
+++ b/scripts/kconfig/nconf.c
@@ -803,7 +803,7 @@ static void build_conf(struct menu *menu)
}
val = sym_get_tristate_value(sym);
- if (sym_is_changable(sym)) {
+ if (sym_is_changeable(sym)) {
switch (type) {
case S_BOOLEAN:
item_make(menu, 't', "[%c]",
@@ -857,7 +857,7 @@ static void build_conf(struct menu *menu)
} else {
switch (type) {
case S_BOOLEAN:
- if (sym_is_changable(sym))
+ if (sym_is_changeable(sym))
item_make(menu, 't', "[%c]",
val == no ? ' ' : '*');
else
@@ -876,7 +876,7 @@ static void build_conf(struct menu *menu)
ch = ' ';
break;
}
- if (sym_is_changable(sym)) {
+ if (sym_is_changeable(sym)) {
if (sym->rev_dep.tri == mod)
item_make(menu,
't', "{%c}", ch);
@@ -896,14 +896,14 @@ static void build_conf(struct menu *menu)
item_add_str("%*c%s%s", tmp, ' ',
menu_get_prompt(menu),
(sym_has_value(sym) ||
- !sym_is_changable(sym)) ? "" :
+ !sym_is_changeable(sym)) ? "" :
" (NEW)");
goto conf_childs;
}
}
item_add_str("%*c%s%s", indent + 1, ' ',
menu_get_prompt(menu),
- (sym_has_value(sym) || !sym_is_changable(sym)) ?
+ (sym_has_value(sym) || !sym_is_changeable(sym)) ?
"" : " (NEW)");
if (menu->prompt && menu->prompt->type == P_MENU) {
item_add_str(" %s", menu_is_empty(menu) ? "----" : "--->");
diff --git a/scripts/kconfig/preprocess.c b/scripts/kconfig/preprocess.c
index 592dfbfa9fb3..0243086fb168 100644
--- a/scripts/kconfig/preprocess.c
+++ b/scripts/kconfig/preprocess.c
@@ -15,6 +15,7 @@
#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
static char *expand_string_with_args(const char *in, int argc, char *argv[]);
+static char *expand_string(const char *in);
static void __attribute__((noreturn)) pperror(const char *format, ...)
{
@@ -550,7 +551,7 @@ static char *expand_string_with_args(const char *in, int argc, char *argv[])
return __expand_string(&in, is_end_of_str, argc, argv);
}
-char *expand_string(const char *in)
+static char *expand_string(const char *in)
{
return expand_string_with_args(in, 0, NULL);
}
diff --git a/scripts/kconfig/qconf.cc b/scripts/kconfig/qconf.cc
index ce7fc87a49a7..82773cc35d35 100644
--- a/scripts/kconfig/qconf.cc
+++ b/scripts/kconfig/qconf.cc
@@ -152,7 +152,7 @@ void ConfigItem::updateMenu(void)
case S_TRISTATE:
char ch;
- if (!sym_is_changable(sym) && list->optMode == normalOpt) {
+ if (!sym_is_changeable(sym) && list->optMode == normalOpt) {
setPixmap(promptColIdx, QIcon());
setText(noColIdx, QString::null);
setText(modColIdx, QString::null);
diff --git a/scripts/kconfig/symbol.c b/scripts/kconfig/symbol.c
index 1f9266dadedf..f56eec5ea4c7 100644
--- a/scripts/kconfig/symbol.c
+++ b/scripts/kconfig/symbol.c
@@ -785,7 +785,7 @@ const char *sym_get_string_value(struct symbol *sym)
return (const char *)sym->curr.val;
}
-bool sym_is_changable(struct symbol *sym)
+bool sym_is_changeable(struct symbol *sym)
{
return sym->visible > sym->rev_dep.tri;
}
@@ -1114,7 +1114,7 @@ static void sym_check_print_recursive(struct symbol *last_sym)
}
fprintf(stderr,
- "For a resolution refer to Documentation/kbuild/kconfig-language.txt\n"
+ "For a resolution refer to Documentation/kbuild/kconfig-language.rst\n"
"subsection \"Kconfig recursive dependency limitations\"\n"
"\n");
diff --git a/scripts/kconfig/tests/err_recursive_dep/expected_stderr b/scripts/kconfig/tests/err_recursive_dep/expected_stderr
index 84679b104655..c9f4abf9a791 100644
--- a/scripts/kconfig/tests/err_recursive_dep/expected_stderr
+++ b/scripts/kconfig/tests/err_recursive_dep/expected_stderr
@@ -1,38 +1,38 @@
Kconfig:11:error: recursive dependency detected!
Kconfig:11: symbol B is selected by B
-For a resolution refer to Documentation/kbuild/kconfig-language.txt
+For a resolution refer to Documentation/kbuild/kconfig-language.rst
subsection "Kconfig recursive dependency limitations"
Kconfig:5:error: recursive dependency detected!
Kconfig:5: symbol A depends on A
-For a resolution refer to Documentation/kbuild/kconfig-language.txt
+For a resolution refer to Documentation/kbuild/kconfig-language.rst
subsection "Kconfig recursive dependency limitations"
Kconfig:17:error: recursive dependency detected!
Kconfig:17: symbol C1 depends on C2
Kconfig:21: symbol C2 depends on C1
-For a resolution refer to Documentation/kbuild/kconfig-language.txt
+For a resolution refer to Documentation/kbuild/kconfig-language.rst
subsection "Kconfig recursive dependency limitations"
Kconfig:32:error: recursive dependency detected!
Kconfig:32: symbol D2 is selected by D1
Kconfig:27: symbol D1 depends on D2
-For a resolution refer to Documentation/kbuild/kconfig-language.txt
+For a resolution refer to Documentation/kbuild/kconfig-language.rst
subsection "Kconfig recursive dependency limitations"
Kconfig:37:error: recursive dependency detected!
Kconfig:37: symbol E1 depends on E2
Kconfig:42: symbol E2 is implied by E1
-For a resolution refer to Documentation/kbuild/kconfig-language.txt
+For a resolution refer to Documentation/kbuild/kconfig-language.rst
subsection "Kconfig recursive dependency limitations"
Kconfig:60:error: recursive dependency detected!
Kconfig:60: symbol G depends on G
-For a resolution refer to Documentation/kbuild/kconfig-language.txt
+For a resolution refer to Documentation/kbuild/kconfig-language.rst
subsection "Kconfig recursive dependency limitations"
Kconfig:51:error: recursive dependency detected!
Kconfig:51: symbol F2 depends on F1
Kconfig:49: symbol F1 default value contains F2
-For a resolution refer to Documentation/kbuild/kconfig-language.txt
+For a resolution refer to Documentation/kbuild/kconfig-language.rst
subsection "Kconfig recursive dependency limitations"
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.