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Commit 5b31a974 authored by Masahiro Yamada's avatar Masahiro Yamada
Browse files

kconfig: remove sym_expand_string_value() 



There is no more caller of sym_expand_string_value().

Signed-off-by: default avatarMasahiro Yamada <yamada.masahiro@socionext.com>
Reviewed-by: default avatarKees Cook <keescook@chromium.org>
parent 96d8e48d

scripts/kconfig/lkc_proto.h

+0 −1
Original line number Diff line number Diff line
@@ -31,7 +31,6 @@ extern struct symbol * symbol_hash[SYMBOL_HASHSIZE]; 


struct symbol * sym_lookup(const char *name, int flags);

struct symbol * sym_find(const char *name);

char *sym_expand_string_value(const char *in);

const char * sym_escape_string_value(const char *in);

struct symbol ** sym_re_search(const char *pattern);

const char * sym_type_name(enum symbol_type type);

scripts/kconfig/symbol.c

+0 −53
Original line number Diff line number Diff line
@@ -879,59 +879,6 @@ struct symbol *sym_find(const char *name) 
	return symbol;

}



/*

 * Expand symbol's names embedded in the string given in argument. Symbols'

 * name to be expanded shall be prefixed by a '$'. Unknown symbol expands to

 * the empty string.

 */

char *sym_expand_string_value(const char *in)

{

	const char *src;

	char *res;

	size_t reslen;



	/*

	 * Note: 'in' might come from a token that's about to be

	 * freed, so make sure to always allocate a new string

	 */

	reslen = strlen(in) + 1;

	res = xmalloc(reslen);

	res[0] = '\0';



	while ((src = strchr(in, '$'))) {

		char *p, name[SYMBOL_MAXLENGTH];

		const char *symval = "";

		struct symbol *sym;

		size_t newlen;



		strncat(res, in, src - in);

		src++;



		p = name;

		while (isalnum(*src) || *src == '_')

			*p++ = *src++;

		*p = '\0';



		sym = sym_find(name);

		if (sym != NULL) {

			sym_calc_value(sym);

			symval = sym_get_string_value(sym);

		}



		newlen = strlen(res) + strlen(symval) + strlen(src) + 1;

		if (newlen > reslen) {

			reslen = newlen;

			res = xrealloc(res, reslen);

		}



		strcat(res, symval);

		in = src;

	}

	strcat(res, in);



	return res;

}



const char *sym_escape_string_value(const char *in)

{

	const char *p;