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| author | Eelco Dolstra <e.dolstra@tudelft.nl> | 2006-05-01 15:29:46 +0000 |
|---|---|---|
| committer | Eelco Dolstra <e.dolstra@tudelft.nl> | 2006-05-01 15:29:46 +0000 |
| commit | 7276e194eefc807600e1dcd10566a57e557ed1ad (patch) | |
| tree | bff2c4be8c14acf776345df4bf89f70cf475f4b3 /src | |
| parent | 0064599a27ec44880e4ff6fa19f453e610b5ef07 (diff) | |
| download | guix-7276e194eefc807600e1dcd10566a57e557ed1ad.tar.gz | |
* Disallow unescaped $ in string literals.
Diffstat (limited to 'src')
| -rw-r--r-- | src/libexpr/lexer.l | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/src/libexpr/lexer.l b/src/libexpr/lexer.l index 47f2bca1e6..bc9a38da42 100644 --- a/src/libexpr/lexer.l +++ b/src/libexpr/lexer.l @@ -73,10 +73,7 @@ inherit { return INHERIT; } } \" { BEGIN(STRING); return '"'; } -<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. */ +<STRING>([^\$\"\\]|\\.)+ { yylval->t = unescapeStr(yytext); /* !!! alloc */ return STR; } |