On Sat, 08 Apr 2006 00:04:26 +0900 OGAWA Hirofumi wrote:
> "Randy.Dunlap" <[email protected]> writes:
>
> > Comments?
>
> Umm... Oh, how about the following? It seems work...
>
> $ perl -spi -e 's/CONFIG_SND.*//' .config
> $ KCONFIG_ALLCONFIG=.config make allmodconfig or allyesconfig
Hrm, that points out a lack of documentation for this feature.
Would the kconfig/kbuild people prefer this documentation in the source
code (see below) or in Documentation/kbuild/somefile ?
---
---
scripts/kconfig/conf.c | 22 ++++++++++++++++++++--
1 files changed, 20 insertions(+), 2 deletions(-)
--- linux-2617-rc1.orig/scripts/kconfig/conf.c
+++ linux-2617-rc1/scripts/kconfig/conf.c
@@ -504,6 +504,24 @@ static void check_conf(struct menu *menu
check_conf(child);
}
+void usage(char *progname)
+{
+ printf("%s [-o|-s|-d|-D|-n|-m|-y|-r] Kconfig_filename\n", progname);
+ printf(" -o: oldconfig: ask only about new config symbols\n");
+ printf(" -s: silentoldconfig: don't ask about any symbol values\n");
+ printf(" -d: defconfig: use default symbol values\n");
+ printf(" -D: use default symbol values from the specified config file\n");
+ printf(" -n: set unknown symbol values to 'n'\n");
+ printf(" -m: set unknown symbol values to 'm'\n");
+ printf(" -y: set unknown symbol values to 'y'\n");
+ printf(" -r: set unknown symbol values randomly to one of y/m/n\n");
+ printf("The n/m/y/r options can also use the environment variable KCONFIG_ALLCONFIG\n");
+ printf(" to specify a filename that contains config options that are\n");
+ printf(" to be set to a specific value. Otherwise config checks for\n");
+ printf(" all{no,mod,yes,random}.config and all.config\n");
+ exit(0);
+}
+
int main(int ac, char **av)
{
int i = 1;
@@ -546,8 +564,8 @@ int main(int ac, char **av)
break;
case 'h':
case '?':
- printf("%s [-o|-s] config\n", av[0]);
- exit(0);
+ usage(av[0]);
+ break;
}
}
name = av[i];
-
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