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SubjectRe: [PATCH] [KBUILD] add symbol value to help find the real depend
On Wed, 18 Feb 2009 16:13:45 +0800 Cheng Renquan wrote:

> From: Cheng Renquan <chengrq@uit.com.cn>
>
> kbuild-menuconfig-display-depend-value.patch
>
> Sometimes when configuring need to disable some unused item, but the item is
> selected by many other items, it's hard to find the real dependency which
> selected it, This patch add every symbol's value accompanied to make it
> possible to find the real dependency easily.
>
> An example is CONFIG_RFKILL,
>
> ---------------------- RF switch subsystem support ----------------------
> | CONFIG_RFKILL: |
> | |
> | Say Y here if you want to have control over RF switches |
> | found on many WiFi and Bluetooth cards. |
> | |
> | To compile this driver as a module, choose M here: the |
> | module will be called rfkill. |
> | |
> | Symbol: RFKILL [=m] |
> | Prompt: RF switch subsystem support |
> | Defined at net/rfkill/Kconfig:4 |
> | Depends on: NET [=y] |
> | Location: |
> | -> Networking support (NET [=y]) |
> | Selected by: IWLCORE [=n] && NETDEVICES [=y] && !S390 [=S390] && PC |
> | |
> ----------------------------------------------------------------( 99%)---
>
> Signed-off-by: Cheng Renquan <chengrq@uit.com.cn>
>
> ---
>
> Index: linux-2.6.29-rc5-lio/scripts/kconfig/expr.c
> ===================================================================
> --- linux-2.6.29-rc5-lio.orig/scripts/kconfig/expr.c
> +++ linux-2.6.29-rc5-lio/scripts/kconfig/expr.c
> @@ -1098,6 +1098,9 @@ void expr_fprint(struct expr *e, FILE *o
> static void expr_print_gstr_helper(void *data, struct symbol *sym, const char *str)
> {
> str_append((struct gstr*)data, str);
> + if (sym)
> + str_printf((struct gstr *)data, " [=%s]",
> + sym_get_string_value(sym));
> }
>
> void expr_gstr_print(struct expr *e, struct gstr *gs)
> --

Hi,

This looks good/helpful. Can it be made to work with
gconfig & xconfig as well as menuconfig?

Thanks,
---
~Randy


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