kconfig: allow use of relations other than (in)equality

[carl9170fw.git] / config / zconf.l

diff --git a/config/zconf.l b/config/zconf.l
index 54058e07a375e4796054b6e90f2b58638ca055ff..020c099a3a6568190a5584db7245e8f53a1f3760 100644 (file)
--- a/config/zconf.l
+++ b/config/zconf.l
@@ -122,6 +122,10 @@ 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();
@@ -141,7 +145,12 @@ 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);
+       }
        <<EOF>> {
                BEGIN(INITIAL);
        }