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Diffstat (limited to 'scripts/kconfig/zconf.l')
-rw-r--r--scripts/kconfig/zconf.l20
1 files changed, 11 insertions, 9 deletions
diff --git a/scripts/kconfig/zconf.l b/scripts/kconfig/zconf.l
index 200a3fe30091..c410d257da06 100644
--- a/scripts/kconfig/zconf.l
+++ b/scripts/kconfig/zconf.l
@@ -66,9 +66,16 @@ static void alloc_string(const char *str, int size)
memcpy(text, str, size);
text[size] = 0;
}
+
+static void warn_ignored_character(char chr)
+{
+ fprintf(stderr,
+ "%s:%d:warning: ignoring unsupported character '%c'\n",
+ zconf_curname(), zconf_lineno(), chr);
+}
%}
-n [A-Za-z0-9_]
+n [A-Za-z0-9_-]
%%
int str = 0;
@@ -106,7 +113,7 @@ n [A-Za-z0-9_]
zconflval.string = text;
return T_WORD;
}
- .
+ . warn_ignored_character(*yytext);
\n {
BEGIN(INITIAL);
current_file->lineno++;
@@ -132,8 +139,7 @@ n [A-Za-z0-9_]
BEGIN(STRING);
}
\n BEGIN(INITIAL); current_file->lineno++; return T_EOL;
- --- /* ignore */
- ({n}|[-/.])+ {
+ ({n}|[/.])+ {
const struct kconf_id *id = kconf_id_lookup(yytext, yyleng);
if (id && id->flags & TF_PARAM) {
zconflval.id = id;
@@ -146,11 +152,7 @@ n [A-Za-z0-9_]
#.* /* comment */
\\\n current_file->lineno++;
[[:blank:]]+
- . {
- fprintf(stderr,
- "%s:%d:warning: ignoring unsupported character '%c'\n",
- zconf_curname(), zconf_lineno(), *yytext);
- }
+ . warn_ignored_character(*yytext);
<<EOF>> {
BEGIN(INITIAL);
}