On Thu, Mar 1, 2018 at 7:34 AM, Masahiro Yamada
<yamada.masah...@socionext.com> wrote:
> As commit cedd55d49dee ("kconfig: Remove silentoldconfig from help
> and docs; fix kconfig/conf's help") mentioned, 'silentoldconfig' is a
> historical misnomer. That commit removed it from help and docs since
> it is an internal interface. If so, it should be allowed to rename
> it to something more intuitive. 'syncconfig' is the one I came up
> with because it updates the .config if necessary, then synchronize
> include/generated/autoconf.h and include/config/* with it.
>
> You should not manually invoke 'silentoldcofig'. Display warning if
> used in case existing scripts are doing wrong.
>
> Signed-off-by: Masahiro Yamada <yamada.masah...@socionext.com>
> ---
>
> Changes in v3:
> - Fix Documentation/networking/i40e.txt
> - Display warning if silentoldconfig is used
>
> Changes in v2:
> - newly added
>
> Documentation/kbuild/kconfig.txt | 2 +-
> Documentation/networking/i40e.txt | 2 +-
> Makefile | 2 +-
> scripts/kconfig/Makefile | 13 ++++++++++---
> scripts/kconfig/conf.c | 20 ++++++++++----------
> 5 files changed, 23 insertions(+), 16 deletions(-)
>
> diff --git a/Documentation/kbuild/kconfig.txt
> b/Documentation/kbuild/kconfig.txt
> index bbc99c0..7233118 100644
> --- a/Documentation/kbuild/kconfig.txt
> +++ b/Documentation/kbuild/kconfig.txt
> @@ -119,7 +119,7 @@ Examples:
> 15% of tristates will be set to 'y', 15% to 'm', 70% to 'n'
>
> ______________________________________________________________________
> -Environment variables for 'silentoldconfig'
> +Environment variables for 'syncconfig'
>
> KCONFIG_NOSILENTUPDATE
> --------------------------------------------------
> diff --git a/Documentation/networking/i40e.txt
> b/Documentation/networking/i40e.txt
> index 57e616e..c2d6e18 100644
> --- a/Documentation/networking/i40e.txt
> +++ b/Documentation/networking/i40e.txt
> @@ -32,7 +32,7 @@ Enabling the driver
> The driver is enabled via the standard kernel configuration system,
> using the make command:
>
> - Make oldconfig/silentoldconfig/menuconfig/etc.
> + make config/oldconfig/menuconfig/etc.
>
> The driver is located in the menu structure at:
>
> diff --git a/Makefile b/Makefile
> index 7f0aba6..4fb97e9 100644
> --- a/Makefile
> +++ b/Makefile
> @@ -597,7 +597,7 @@ $(KCONFIG_CONFIG) include/config/auto.conf.cmd: ;
> # include/generated/ and include/config/. Update them if .config is newer
> than
> # include/config/auto.conf (which mirrors .config).
> include/config/%.conf: $(KCONFIG_CONFIG) include/config/auto.conf.cmd
> - $(Q)$(MAKE) -f $(srctree)/Makefile silentoldconfig
> + $(Q)$(MAKE) -f $(srctree)/Makefile syncconfig
> else
> # external modules needs include/generated/autoconf.h and
> include/config/auto.conf
> # but do not care if they are up-to-date. Use auto.conf to trigger the test
> diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile
> index 41e2a9f..753a6de4 100644
> --- a/scripts/kconfig/Makefile
> +++ b/scripts/kconfig/Makefile
> @@ -3,7 +3,7 @@
> # Kernel configuration targets
> # These targets are used from top-level makefile
>
> -PHONY += xconfig gconfig menuconfig config silentoldconfig update-po-config \
> +PHONY += xconfig gconfig menuconfig config syncconfig update-po-config \
> localmodconfig localyesconfig
>
> ifdef KBUILD_KCONFIG
> @@ -36,7 +36,7 @@ nconfig: $(obj)/nconf
>
> # This has become an internal implementation detail and is now deprecated
> # for external use.
> -silentoldconfig: $(obj)/conf
> +syncconfig: $(obj)/conf
> $(Q)mkdir -p include/config include/generated
> $(Q)test -e include/generated/autoksyms.h || \
> touch include/generated/autoksyms.h
> @@ -88,7 +88,7 @@ PHONY += $(simple-targets)
> $(simple-targets): $(obj)/conf
> $< $(silent) --$@ $(Kconfig)
>
> -PHONY += oldnoconfig savedefconfig defconfig
> +PHONY += oldnoconfig silentoldconfig savedefconfig defconfig
>
> # oldnoconfig is an alias of olddefconfig, because people already are
> dependent
> # on its behavior (sets new symbols to their default value but not 'n') with
> the
> @@ -97,6 +97,13 @@ oldnoconfig: olddefconfig
> @echo " WARNING: \"oldnoconfig\" target will be removed after Linux
> 4.19"
> @echo " Please use \"olddefconfig\" instead, which is an
> alias."
>
> +# We do not expect manual invokcation of "silentoldcofig" (or "syncconfig").
> +silentoldconfig: syncconfig
> + @echo " WARNING: \"silentoldconfig\" has been renamed to
> \"syncconfig\""
> + @echo " and is now an internal implementation detail."
> + @echo " What you want is probably \"oldconfig\"."
> + @echo " \"silentoldconfig\" will be removed after Linux
> 4.19"
> +
> savedefconfig: $(obj)/conf
> $< $(silent) --$@=defconfig $(Kconfig)
>
> diff --git a/scripts/kconfig/conf.c b/scripts/kconfig/conf.c
> index 11a4e45..4e08121 100644
> --- a/scripts/kconfig/conf.c
> +++ b/scripts/kconfig/conf.c
> @@ -23,7 +23,7 @@ static void check_conf(struct menu *menu);
>
> enum input_mode {
> oldaskconfig,
> - silentoldconfig,
> + syncconfig,
> oldconfig,
> allnoconfig,
> allyesconfig,
> @@ -100,7 +100,7 @@ static int conf_askvalue(struct symbol *sym, const char
> *def)
>
> switch (input_mode) {
> case oldconfig:
> - case silentoldconfig:
> + case syncconfig:
> if (sym_has_value(sym)) {
> printf("%s\n", def);
> return 0;
> @@ -293,7 +293,7 @@ static int conf_choice(struct menu *menu)
> printf("[1-%d?]: ", cnt);
> switch (input_mode) {
> case oldconfig:
> - case silentoldconfig:
> + case syncconfig:
> if (!is_new) {
> cnt = def;
> printf("%d\n", cnt);
> @@ -441,7 +441,7 @@ static void check_conf(struct menu *menu)
> static struct option long_opts[] = {
> {"oldaskconfig", no_argument, NULL, oldaskconfig},
> {"oldconfig", no_argument, NULL, oldconfig},
> - {"silentoldconfig", no_argument, NULL, silentoldconfig},
> + {"syncconfig", no_argument, NULL, syncconfig},
> {"defconfig", optional_argument, NULL, defconfig},
> {"savedefconfig", required_argument, NULL, savedefconfig},
> {"allnoconfig", no_argument, NULL, allnoconfig},
> @@ -468,8 +468,8 @@ static void conf_usage(const char *progname)
> printf(" --listnewconfig List new options\n");
> printf(" --oldaskconfig Start a new configuration using a
> line-oriented program\n");
> printf(" --oldconfig Update a configuration using a
> provided .config as base\n");
> - printf(" --silentoldconfig Similar to oldconfig but generates
> configuration in\n"
> - " include/{generated/,config/}
> (oldconfig used to be more verbose)\n");
> + printf(" --syncconfig Similar to oldconfig but generates
> configuration in\n"
> + " include/{generated/,config/}\n");
> printf(" --olddefconfig Same as oldconfig but sets new
> symbols to their default value\n");
> printf(" --oldnoconfig An alias of olddefconfig\n");
> printf(" --defconfig <file> New config with default defined in
> <file>\n");
> @@ -501,7 +501,7 @@ int main(int ac, char **av)
> }
> input_mode = (enum input_mode)opt;
> switch (opt) {
> - case silentoldconfig:
> + case syncconfig:
> sync_kconfig = 1;
> break;
> case defconfig:
> @@ -583,7 +583,7 @@ int main(int ac, char **av)
> }
> break;
> case savedefconfig:
> - case silentoldconfig:
> + case syncconfig:
> case oldaskconfig:
> case oldconfig:
> case listnewconfig:
> @@ -667,7 +667,7 @@ int main(int ac, char **av)
> /* fall through */
> case oldconfig:
> case listnewconfig:
> - case silentoldconfig:
> + case syncconfig:
> /* Update until a loop caused no more changes */
> do {
> conf_cnt = 0;
> @@ -680,7 +680,7 @@ int main(int ac, char **av)
> }
>
> if (sync_kconfig) {
> - /* silentoldconfig is used during the build so we shall
> update autoconf.
> + /* syncconfig is used during the build so we shall update
> autoconf.
> * All other commands are only used to generate a config.
> */
> if (conf_get_changed() && conf_write(NULL)) {
> --
> 2.7.4
>
Reviewed-by: Ulf Magnusson <ulfali...@gmail.com>
Cheers,
Ulf
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