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* Disallow unescaped $ in string literals.

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This commit is contained in:
Eelco Dolstra 2006-05-01 15:29:46 +00:00
parent 0064599a27
commit 7276e194ee
1 changed files with 1 additions and 4 deletions
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5
src/libexpr/lexer.l
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@ -73,10 +73,7 @@ inherit { return INHERIT; }
} }
\" { BEGIN(STRING); return '"'; } \" { BEGIN(STRING); return '"'; }
<STRING>([^\$\"\\]|\\.|\$[^\{\$])+ { <STRING>([^\$\"\\]|\\.)+ {
/* Note: a dollar *is* allowed as-is in a string, as long as it's
not followed by a open brace. This should probably be disallowed
eventually. */
yylval->t = unescapeStr(yytext); /* !!! alloc */ yylval->t = unescapeStr(yytext); /* !!! alloc */
return STR; return STR;
} }