Re: [PATCH 1/2] kconfig: Refactor sym_escape_string_value

From: Masahiro Yamada
Date: Mon Sep 27 2021 - 08:37:37 EST


On Tue, Sep 21, 2021 at 6:42 AM Richard Weinberger <richard@xxxxxx> wrote:
>
> sym_escape_string_value() can take a struct symbol directly
> and use sym_get_string_value() itself to obtain the string value.
> We will need struct symbol later for error reporting.
>
> Signed-off-by: Richard Weinberger <richard@xxxxxx>
> ---

I think this is a nice clean-up regardless of 2/2.
Applied to linux-kbuild. Thanks.



> scripts/kconfig/conf.c | 3 +--
> scripts/kconfig/confdata.c | 3 +--
> scripts/kconfig/lkc_proto.h | 2 +-
> scripts/kconfig/symbol.c | 6 ++++--
> 4 files changed, 7 insertions(+), 7 deletions(-)
>
> diff --git a/scripts/kconfig/conf.c b/scripts/kconfig/conf.c
> index 5d84b44a2a2a..a6dad4a2e7a2 100644
> --- a/scripts/kconfig/conf.c
> +++ b/scripts/kconfig/conf.c
> @@ -650,8 +650,7 @@ static void check_conf(struct menu *menu)
> const char *str;
>
> if (sym->type == S_STRING) {
> - str = sym_get_string_value(sym);
> - str = sym_escape_string_value(str);
> + str = sym_escape_string(sym);
> printf("%s%s=%s\n", CONFIG_, sym->name, str);
> free((void *)str);
> } else {
> diff --git a/scripts/kconfig/confdata.c b/scripts/kconfig/confdata.c
> index cf72680cd769..4e053f2477f9 100644
> --- a/scripts/kconfig/confdata.c
> +++ b/scripts/kconfig/confdata.c
> @@ -734,8 +734,7 @@ static void conf_write_symbol(FILE *fp, struct symbol *sym,
> case S_UNKNOWN:
> break;
> case S_STRING:
> - str = sym_get_string_value(sym);
> - str = sym_escape_string_value(str);
> + str = sym_escape_string(sym);
> printer->print_symbol(fp, sym, str, printer_arg);
> free((void *)str);
> break;
> diff --git a/scripts/kconfig/lkc_proto.h b/scripts/kconfig/lkc_proto.h
> index a11626bdc421..035cc522808b 100644
> --- a/scripts/kconfig/lkc_proto.h
> +++ b/scripts/kconfig/lkc_proto.h
> @@ -18,7 +18,7 @@ extern struct symbol * symbol_hash[SYMBOL_HASHSIZE];
>
> struct symbol * sym_lookup(const char *name, int flags);
> struct symbol * sym_find(const char *name);
> -const char * sym_escape_string_value(const char *in);
> +const char * sym_escape_string(struct symbol *sym);
> struct symbol ** sym_re_search(const char *pattern);
> const char * sym_type_name(enum symbol_type type);
> void sym_calc_value(struct symbol *sym);
> diff --git a/scripts/kconfig/symbol.c b/scripts/kconfig/symbol.c
> index 5844d636d38f..4a31bb943f79 100644
> --- a/scripts/kconfig/symbol.c
> +++ b/scripts/kconfig/symbol.c
> @@ -871,13 +871,15 @@ struct symbol *sym_find(const char *name)
> return symbol;
> }
>
> -const char *sym_escape_string_value(const char *in)
> +const char *sym_escape_string(struct symbol *sym)
> {
> - const char *p;
> + const char *in, *p;
> size_t reslen;
> char *res;
> size_t l;
>
> + in = sym_get_string_value(sym);
> +
> reslen = strlen(in) + strlen("\"\"") + 1;
>
> p = in;
> --
> 2.26.2
>


--
Best Regards
Masahiro Yamada