From 19c765db7b5c24f83efc27f2b44f17ed6763af66 Mon Sep 17 00:00:00 2001 From: Matthias Schiffer Date: Mon, 2 Jul 2012 15:43:21 +0200 Subject: Require whitespace after keywords and strings etc. in config files --- src/config.l | 104 ++++++++++++++++++++++++++++++++--------------------------- 1 file changed, 57 insertions(+), 47 deletions(-) diff --git a/src/config.l b/src/config.l index c4b20ab..5596484 100644 --- a/src/config.l +++ b/src/config.l @@ -38,6 +38,7 @@ #include } +%s NEEDSPACE %s STRING %s ADDR6 %s COMMENT @@ -49,51 +50,53 @@ yylloc->first_column = yylloc->last_column+1; \ yylloc->last_column += yyleng; \ } while (0) + + #define TOKEN(tok) do { UPDATE_LOCATION; BEGIN(NEEDSPACE); return tok; } while (0) %} { -[0-9]+ { UPDATE_LOCATION; yylval->num = atoi(yytext); return TOK_INTEGER; } - -interface { UPDATE_LOCATION; return TOK_INTERFACE; } -bind { UPDATE_LOCATION; return TOK_BIND; } -mtu { UPDATE_LOCATION; return TOK_MTU; } -mode { UPDATE_LOCATION; return TOK_MODE; } -protocol { UPDATE_LOCATION; return TOK_PROTOCOL; } -method { UPDATE_LOCATION; return TOK_METHOD; } -peer { UPDATE_LOCATION; return TOK_PEER; } -remote { UPDATE_LOCATION; return TOK_REMOTE; } -ipv4 { UPDATE_LOCATION; return TOK_IPV4; } -ipv6 { UPDATE_LOCATION; return TOK_IPV6; } -secret { UPDATE_LOCATION; return TOK_SECRET; } -key { UPDATE_LOCATION; return TOK_KEY; } -include { UPDATE_LOCATION; return TOK_INCLUDE; } -as { UPDATE_LOCATION; return TOK_AS; } -any { UPDATE_LOCATION; return TOK_ANY; } -tap { UPDATE_LOCATION; return TOK_TAP; } -tun { UPDATE_LOCATION; return TOK_TUN; } -on { UPDATE_LOCATION; return TOK_ON; } -up { UPDATE_LOCATION; return TOK_UP; } -down { UPDATE_LOCATION; return TOK_DOWN; } -establish { UPDATE_LOCATION; return TOK_ESTABLISH; } -disestablish { UPDATE_LOCATION; return TOK_DISESTABLISH; } -peers { UPDATE_LOCATION; return TOK_PEERS; } -from { UPDATE_LOCATION; return TOK_FROM; } -log { UPDATE_LOCATION; return TOK_LOG; } -level { UPDATE_LOCATION; return TOK_LEVEL; } -syslog { UPDATE_LOCATION; return TOK_SYSLOG; } -stderr { UPDATE_LOCATION; return TOK_STDERR; } -to { UPDATE_LOCATION; return TOK_TO; } -fatal { UPDATE_LOCATION; return TOK_FATAL; } -error { UPDATE_LOCATION; return TOK_ERROR; } -warn { UPDATE_LOCATION; return TOK_WARN; } -info { UPDATE_LOCATION; return TOK_INFO; } -verbose { UPDATE_LOCATION; return TOK_VERBOSE; } -debug { UPDATE_LOCATION; return TOK_DEBUG; } -forward { UPDATE_LOCATION; return TOK_FORWARD; } -yes { UPDATE_LOCATION; return TOK_YES; } -no { UPDATE_LOCATION; return TOK_NO; } -port { UPDATE_LOCATION; return TOK_PORT; } -float { UPDATE_LOCATION; return TOK_FLOAT; } +[0-9]+ { UPDATE_LOCATION; yylval->num = atoi(yytext); BEGIN(NEEDSPACE); return TOK_INTEGER; } + +interface { TOKEN(TOK_INTERFACE); } +bind { TOKEN(TOK_BIND); } +mtu { TOKEN(TOK_MTU); } +mode { TOKEN(TOK_MODE); } +protocol { TOKEN(TOK_PROTOCOL); } +method { TOKEN(TOK_METHOD); } +peer { TOKEN(TOK_PEER); } +remote { TOKEN(TOK_REMOTE); } +ipv4 { TOKEN(TOK_IPV4); } +ipv6 { TOKEN(TOK_IPV6); } +secret { TOKEN(TOK_SECRET); } +key { TOKEN(TOK_KEY); } +include { TOKEN(TOK_INCLUDE); } +as { TOKEN(TOK_AS); } +any { TOKEN(TOK_ANY); } +tap { TOKEN(TOK_TAP); } +tun { TOKEN(TOK_TUN); } +on { TOKEN(TOK_ON); } +up { TOKEN(TOK_UP); } +down { TOKEN(TOK_DOWN); } +establish { TOKEN(TOK_ESTABLISH); } +disestablish { TOKEN(TOK_DISESTABLISH); } +peers { TOKEN(TOK_PEERS); } +from { TOKEN(TOK_FROM); } +log { TOKEN(TOK_LOG); } +level { TOKEN(TOK_LEVEL); } +syslog { TOKEN(TOK_SYSLOG); } +stderr { TOKEN(TOK_STDERR); } +to { TOKEN(TOK_TO); } +fatal { TOKEN(TOK_FATAL); } +error { TOKEN(TOK_ERROR); } +warn { TOKEN(TOK_WARN); } +info { TOKEN(TOK_INFO); } +verbose { TOKEN(TOK_VERBOSE); } +debug { TOKEN(TOK_DEBUG); } +forward { TOKEN(TOK_FORWARD); } +yes { TOKEN(TOK_YES); } +no { TOKEN(TOK_NO); } +port { TOKEN(TOK_PORT); } +float { TOKEN(TOK_FLOAT); } [0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3} { UPDATE_LOCATION; @@ -112,6 +115,13 @@ float { UPDATE_LOCATION; return TOK_FLOAT; } \n { yylloc->last_column = 0; yylloc->last_line++; } } +{ +[;:\{\}] { UPDATE_LOCATION; BEGIN(INITIAL); return yytext[0]; } + +[ \t] { yylloc->last_column++; BEGIN(INITIAL); } +\n { yylloc->last_column = 0; yylloc->last_line++; BEGIN(INITIAL); } +} + \" { UPDATE_LOCATION; BEGIN(STRING); } [^"\\\n] { yylloc->last_column++; yymore(); } \n { yylloc->last_line++; yylloc->last_column = 0; yymore(); } @@ -137,7 +147,7 @@ float { UPDATE_LOCATION; return TOK_FLOAT; } } yytext[yyleng-esc-1] = 0; yylval->str = fastd_string_stack_dup(yytext); - BEGIN(INITIAL); + BEGIN(NEEDSPACE); yylloc->last_column++; return TOK_STRING; @@ -153,10 +163,10 @@ float { UPDATE_LOCATION; return TOK_FLOAT; } } \] { yylloc->last_column++; BEGIN(INITIAL); return TOK_ADDR6; } -#.* { yylloc->last_column += yyleng; } -\/\/.* { yylloc->last_column += yyleng; } +#.* { yylloc->last_column += yyleng; } +\/\/.* { yylloc->last_column += yyleng; } -\/\* { UPDATE_LOCATION; BEGIN(COMMENT); } +\/\* { UPDATE_LOCATION; BEGIN(COMMENT); } \*\/ { yylloc->last_column += yyleng; BEGIN(INITIAL); } . { yylloc->last_column++; } \n { yylloc->last_line++; yylloc->last_column = 0; } @@ -164,7 +174,7 @@ float { UPDATE_LOCATION; return TOK_FLOAT; } . { yylloc->first_line = yylloc->last_line; yylloc->first_column = yylloc->last_column+1; - yylval->error = "invalid character"; + yylval->error = "syntax error"; return -1; } -- cgit v1.2.3