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Date: Sat, 31 May 2008 09:05:07 +0200
From: Clifford Wolf <clifford@...fford.at>
To: linux-kernel@...r.kernel.org
Cc: Clifford Wolf <clifford@...fford.at>
Subject: [PATCH] Add 'make no2modconfig' config generation target
The new 'make no2modconfig' make target creates a new kernel
config based on the current one, switching all tristate options
from 'n' to 'm'.
Signed-off-by: Clifford Wolf <clifford@...fford.at>
---
scripts/kconfig/Makefile | 6 +++++-
scripts/kconfig/conf.c | 17 ++++++++++++++++-
2 files changed, 21 insertions(+), 2 deletions(-)
diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile
index fa1a7d5..66570bf 100644
--- a/scripts/kconfig/Makefile
+++ b/scripts/kconfig/Makefile
@@ -47,7 +47,7 @@ update-po-config: $(obj)/kxgettext $(obj)/gconf.glade.h
$(Q)rm -f arch/um/Kconfig.arch
$(Q)rm -f $(obj)/config.pot
-PHONY += randconfig allyesconfig allnoconfig allmodconfig defconfig
+PHONY += randconfig allyesconfig allnoconfig allmodconfig no2modconfig defconfig
randconfig: $(obj)/conf
$< -r $(Kconfig)
@@ -61,6 +61,9 @@ allnoconfig: $(obj)/conf
allmodconfig: $(obj)/conf
$< -m $(Kconfig)
+no2modconfig: scripts/kconfig/conf
+ $< -M $(Kconfig)
+
defconfig: $(obj)/conf
ifeq ($(KBUILD_DEFCONFIG),)
$< -d $(Kconfig)
@@ -83,6 +86,7 @@ help:
@echo ' randconfig - New config with random answer to all options'
@echo ' defconfig - New config with default answer to all options'
@echo ' allmodconfig - New config selecting modules when possible'
+ @echo ' no2modconfig - New config selecting modules for disabled options'
@echo ' allyesconfig - New config where all options are accepted with yes'
@echo ' allnoconfig - New config where all options are answered with no'
diff --git a/scripts/kconfig/conf.c b/scripts/kconfig/conf.c
index fda6313..d5770bd 100644
--- a/scripts/kconfig/conf.c
+++ b/scripts/kconfig/conf.c
@@ -22,6 +22,7 @@ enum {
ask_all,
ask_new,
ask_silent,
+ ask_no2mod,
set_default,
set_yes,
set_mod,
@@ -101,6 +102,15 @@ static int conf_askvalue(struct symbol *sym, const char *def)
return 0;
}
break;
+ case ask_no2mod:
+ if (type == S_TRISTATE &&
+ sym_get_tristate_value(sym) == no) {
+ fprintf(stderr, "Setting %s to 'm'.\n", sym->name);
+ line[0] = 'm';
+ line[1] = '\n';
+ line[2] = 0;
+ break;
+ }
case ask_new:
case ask_silent:
if (sym_has_value(sym)) {
@@ -359,6 +369,7 @@ static int conf_choice(struct menu *menu)
break;
}
check_stdin();
+ case ask_no2mod:
case ask_all:
fflush(stdout);
fgets(line, 128, stdin);
@@ -504,7 +515,7 @@ int main(int ac, char **av)
bindtextdomain(PACKAGE, LOCALEDIR);
textdomain(PACKAGE);
- while ((opt = getopt(ac, av, "osdD:nmyrh")) != -1) {
+ while ((opt = getopt(ac, av, "osdD:nmMyrh")) != -1) {
switch (opt) {
case 'o':
input_mode = ask_new;
@@ -526,6 +537,9 @@ int main(int ac, char **av)
case 'm':
input_mode = set_mod;
break;
+ case 'M':
+ input_mode = ask_no2mod;
+ break;
case 'y':
input_mode = set_yes;
break;
@@ -573,6 +587,7 @@ int main(int ac, char **av)
}
case ask_all:
case ask_new:
+ case ask_no2mod:
conf_read(NULL);
break;
case set_no:
--
1.5.5.3
--
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