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authorMatthias Schiffer <mschiffer@universe-factory.net>2012-07-02 15:43:21 +0200
committerMatthias Schiffer <mschiffer@universe-factory.net>2012-07-02 15:43:21 +0200
commit19c765db7b5c24f83efc27f2b44f17ed6763af66 (patch)
tree875e9e47b4434561eee1f9157239f5fb6d28f0af /src
parent1fdfde1951620bd2ccfeabb342b7b41aa3838363 (diff)
downloadfastd-19c765db7b5c24f83efc27f2b44f17ed6763af66.tar
fastd-19c765db7b5c24f83efc27f2b44f17ed6763af66.zip
Require whitespace after keywords and strings etc. in config files
Diffstat (limited to 'src')
-rw-r--r--src/config.l104
1 files 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 <config.yy.h>
}
+%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)
%}
<INITIAL>{
-[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++; }
}
+<NEEDSPACE>{
+[;:\{\}] { UPDATE_LOCATION; BEGIN(INITIAL); return yytext[0]; }
+
+[ \t] { yylloc->last_column++; BEGIN(INITIAL); }
+\n { yylloc->last_column = 0; yylloc->last_line++; BEGIN(INITIAL); }
+}
+
<INITIAL>\" { UPDATE_LOCATION; BEGIN(STRING); }
<STRING>[^"\\\n] { yylloc->last_column++; yymore(); }
<STRING>\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; }
}
<ADDR6>\] { yylloc->last_column++; BEGIN(INITIAL); return TOK_ADDR6; }
-<INITIAL>#.* { yylloc->last_column += yyleng; }
-<INITIAL>\/\/.* { yylloc->last_column += yyleng; }
+<INITIAL,NEEDSPACE>#.* { yylloc->last_column += yyleng; }
+<INITIAL,NEEDSPACE>\/\/.* { yylloc->last_column += yyleng; }
-<INITIAL>\/\* { UPDATE_LOCATION; BEGIN(COMMENT); }
+<INITIAL,NEEDSPACE>\/\* { UPDATE_LOCATION; BEGIN(COMMENT); }
<COMMENT>\*\/ { yylloc->last_column += yyleng; BEGIN(INITIAL); }
<COMMENT>. { yylloc->last_column++; }
<COMMENT>\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;
}