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[PATCH] config: update usage/help info

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Replace outdated help message with a reference to README.  Update README
for make *config variants and environment variable info.

Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Randy Dunlap 2006-04-18 22:21:53 -07:00 committed by Linus Torvalds
parent 7420884c03
commit 9dfb563b07
2 changed files with 24 additions and 2 deletions
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23
README
View File

@ -165,10 +165,31 @@ CONFIGURING the kernel:
"make xconfig" X windows (Qt) based configuration tool. "make xconfig" X windows (Qt) based configuration tool.
"make gconfig" X windows (Gtk) based configuration tool. "make gconfig" X windows (Gtk) based configuration tool.
"make oldconfig" Default all questions based on the contents of "make oldconfig" Default all questions based on the contents of
your existing ./.config file. your existing ./.config file and asking about
new config symbols.
"make silentoldconfig" "make silentoldconfig"
Like above, but avoids cluttering the screen Like above, but avoids cluttering the screen
with questions already answered. with questions already answered.
"make defconfig" Create a ./.config file by using the default
symbol values from arch/$ARCH/defconfig.
"make allyesconfig"
Create a ./.config file by setting symbol
values to 'y' as much as possible.
"make allmodconfig"
Create a ./.config file by setting symbol
values to 'm' as much as possible.
"make allnoconfig" Create a ./.config file by setting symbol
values to 'n' as much as possible.
"make randconfig" Create a ./.config file by setting symbol
values to random values.
The allyesconfig/allmodconfig/allnoconfig/randconfig variants can
also use the environment variable KCONFIG_ALLCONFIG to specify a
filename that contains config options that the user requires to be
set to a specific value. If KCONFIG_ALLCONFIG=filename is not used,
"make *config" checks for a file named "all{yes/mod/no/random}.config"
for symbol values that are to be forced. If this file is not found,
it checks for a file named "all.config" to contain forced values.
NOTES on "make config": NOTES on "make config":
- having unnecessary drivers will make the kernel bigger, and can - having unnecessary drivers will make the kernel bigger, and can

3
scripts/kconfig/conf.c
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@ -5,6 +5,7 @@
#include <ctype.h> #include <ctype.h>
#include <stdlib.h> #include <stdlib.h>
#include <stdio.h>
#include <string.h> #include <string.h>
#include <unistd.h> #include <unistd.h>
#include <time.h> #include <time.h>
@ -531,7 +532,7 @@ int main(int ac, char **av)
break; break;
case 'h': case 'h':
case '?': case '?':
printf("%s [-o|-s] config\n", av[0]); fprintf(stderr, "See README for usage info\n");
exit(0); exit(0);
} }
} }