X-Git-Url: https://jxself.org/git/?p=linux-libre-firmware.git;a=blobdiff_plain;f=carl9170fw%2Fconfig%2Fzconf.l;fp=carl9170fw%2Fconfig%2Fzconf.l;h=9720530ed688d1593b2fe1ef72ce7d6b054a6a0d;hp=04ee4431c3fe9d7868b0cdc104eb04bf38cad77d;hb=4d82a54061be75c0bf489026aad55821bc9c61c7;hpb=1ba1a88647bfe113c885f985d6e383790dec2a1f

diff --git a/carl9170fw/config/zconf.l b/carl9170fw/config/zconf.l
index 04ee443..9720530 100644
--- a/carl9170fw/config/zconf.l
+++ b/carl9170fw/config/zconf.l
@@ -27,8 +27,8 @@ static char *text;
 static int text_size, text_asize;
 
 struct buffer {
-        struct buffer *parent;
-        YY_BUFFER_STATE state;
+	struct buffer *parent;
+	YY_BUFFER_STATE state;
 };
 
 struct buffer *current_buf;
@@ -66,10 +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);
+}
 %}
 
-ws	[ \n\t]
-n	[A-Za-z0-9_]
+n	[A-Za-z0-9_-]
 
 %%
 	int str = 0;
@@ -107,7 +113,7 @@ n	[A-Za-z0-9_]
 		zconflval.string = text;
 		return T_WORD;
 	}
-	.
+	.	warn_ignored_character(*yytext);
 	\n	{
 		BEGIN(INITIAL);
 		current_file->lineno++;
@@ -123,14 +129,17 @@ n	[A-Za-z0-9_]
 	"!"	return T_NOT;
 	"="	return T_EQUAL;
 	"!="	return T_UNEQUAL;
+	"<="	return T_LESS_EQUAL;
+	">="	return T_GREATER_EQUAL;
+	"<"	return T_LESS;
+	">"	return T_GREATER;
 	\"|\'	{
 		str = yytext[0];
 		new_string();
 		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;
@@ -142,7 +151,8 @@ n	[A-Za-z0-9_]
 	}
 	#.*	/* comment */
 	\\\n	current_file->lineno++;
-	.
+	[[:blank:]]+
+	.	warn_ignored_character(*yytext);
 	<<EOF>> {
 		BEGIN(INITIAL);
 	}