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Code Issues Releases Wiki Activity

Rework the definition of ID and POST_VAR_ID to use a define for the charset

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ID and POST_VAR_ID define a set of characters that is reused, pull this
out to avoid making mistakes when updating the character set.

Signed-off-by: John Johansen <john.johansen@canonical.com>
Acked-by: Kees Cook <kees@ubuntu.com>
This commit is contained in:
John Johansen 2012-02-16 07:46:43 -08:00
parent e7c550243c
commit ac6c7dd37f
1 changed files with 15 additions and 9 deletions
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24
parser/parser_lex.l
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@ -179,12 +179,18 @@ MODE_CHARS ([RrWwaLlMmkXx])|(([Pp]|[Cc])[Xx])|(([Pp]|[Cc])?([IiUu])[Xx])
MODES {MODE_CHARS}+
WS [[:blank:]]
NUMBER [[:digit:]]+
ID [^ \t\n"!,]|(,[^ \t\n"!])
POST_VAR_ID [^ =\+\t\n"!,]|(,[^ =\+\t\n"!])
IP {NUMBER}\.{NUMBER}\.{NUMBER}\.{NUMBER}
ID_CHARS [^ \t\n"!,]
ID {ID_CHARS}|(,{ID_CHARS})
IDS {ID}+
POST_VAR_ID_CHARS [^ \t\n"!,]{-}[=\+]
POST_VAR_ID {POST_VAR_ID_CHARS}|(,{POST_VAR_ID_CHARS})
ALLOWED_QUOTED_ID [^\0"]|\\\"
QUOTED_ID \"{ALLOWED_QUOTED_ID}*\"
IP {NUMBER}\.{NUMBER}\.{NUMBER}\.{NUMBER}
HAT hat{WS}*
PROFILE profile{WS}*
KEYWORD [[:alpha:]_]+
@ -246,9 +252,9 @@ LT_EQUAL <=
}
<SUB_NAME>{
({ID}+|{QUOTED_ID}) {
({IDS}|{QUOTED_ID}) {
/* Ugh, this is a gross hack. I used to use
* {ID}+ to match all TOK_IDs, but that would
* {IDS} to match all TOK_IDs, but that would
* also match TOK_MODE + TOK_END_OF_RULE
* without any spaces in between (because it's
* a longer match). So now, when I want to
@ -311,7 +317,7 @@ LT_EQUAL <=
<ASSIGN_MODE>{
{WS}+ { DUMP_PREPROCESS; /* Eat whitespace */ }
({ID}+|{QUOTED_ID}) {
({IDS}|{QUOTED_ID}) {
DUMP_PREPROCESS;
yylval.var_val = processid(yytext, yyleng);
PDEBUG("Found assignment value: \"%s\"\n", yylval.var_val);
@ -341,7 +347,7 @@ LT_EQUAL <=
<NETWORK_MODE>{
{WS}+ { DUMP_PREPROCESS; /* Eat whitespace */ }
{ID}+ {
{IDS} {
DUMP_PREPROCESS;
yylval.id = strdup(yytext);
return TOK_ID;
@ -371,9 +377,9 @@ LT_EQUAL <=
return TOK_ARROW;
}
({ID}+|{QUOTED_ID}) {
({IDS}|{QUOTED_ID}) {
/* Ugh, this is a gross hack. I used to use
* {ID}+ to match all TOK_IDs, but that would
* {IDS} to match all TOK_IDs, but that would
* also match TOK_MODE + TOK_END_OF_RULE
* without any spaces in between (because it's
* a longer match). So now, when I want to