cfg-lex.l: allow an underscore in identifier names

Signed-off-by: Balazs Scheidler <balazs.scheidler@axoflow.com>
axoflow · Jun 6, 2024 · 29d5716 · 29d5716
1 parent ee6232f
commit 29d5716
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/cfg-lex.l b/lib/cfg-lex.l
@@ -347,7 +347,7 @@ filterx_word	[^ \#'"/\(\)\{\}\[\]\\;\r\n\t,|\.@:]
 <INITIAL>({word}+(\.)?)*{word}+    { return cfg_lexer_map_word_to_token(yyextra, yylval, yylloc, yytext); }
 
     /* and this is the version in filterx, which only allows "traditional" identifiers */
-<filterx>[a-zA-Z][_a-zA-Z0-9]* 	   { return cfg_lexer_map_word_to_token(yyextra, yylval, yylloc, yytext); }
+<filterx>[_a-zA-Z][_a-zA-Z0-9]* 	   { return cfg_lexer_map_word_to_token(yyextra, yylval, yylloc, yytext); }
 <filterx>\$\{([^}]+)\}   { yylval->cptr = strndup(yytext+2, strlen(yytext) - 3); return LL_MESSAGE_REF; }
 <INITIAL>\,	   	   ;