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authorMasahiro Yamada <yamada.masahiro@socionext.com>2018-05-28 18:21:43 +0900
committerMasahiro Yamada <yamada.masahiro@socionext.com>2018-05-29 03:31:19 +0900
commit5b31a9746756ea76b08be035b49c86319973b395 (patch)
treec2d474a9f72fa4a3937783458c1a411c0efe9706 /scripts
parent96d8e48da55ab294fb26ce695ab48a9e9829b4fa (diff)
downloadlinux-5b31a9746756ea76b08be035b49c86319973b395.tar.bz2
kconfig: remove sym_expand_string_value()
There is no more caller of sym_expand_string_value(). Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Reviewed-by: Kees Cook <keescook@chromium.org>
Diffstat (limited to 'scripts')
-rw-r--r--scripts/kconfig/lkc_proto.h1
-rw-r--r--scripts/kconfig/symbol.c53
2 files changed, 0 insertions, 54 deletions
diff --git a/scripts/kconfig/lkc_proto.h b/scripts/kconfig/lkc_proto.h
index 9f465fe1ca85..c46929fab7d9 100644
--- a/scripts/kconfig/lkc_proto.h
+++ b/scripts/kconfig/lkc_proto.h
@@ -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);
diff --git a/scripts/kconfig/symbol.c b/scripts/kconfig/symbol.c
index 2460648a581a..7c9a88e91cfa 100644
--- a/scripts/kconfig/symbol.c
+++ b/scripts/kconfig/symbol.c
@@ -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;