diff options
| -rw-r--r-- | README | 23 | ||||
| -rw-r--r-- | scripts/kconfig/conf.c | 3 |
2 files changed, 24 insertions, 2 deletions
@@ -165,10 +165,31 @@ CONFIGURING the kernel: "make xconfig" X windows (Qt) based configuration tool. "make gconfig" X windows (Gtk) based configuration tool. "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" Like above, but avoids cluttering the screen 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": - having unnecessary drivers will make the kernel bigger, and can diff --git a/scripts/kconfig/conf.c b/scripts/kconfig/conf.c index ae5ab981bb1..8012d107687 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> @@ -531,7 +532,7 @@ 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); } } |