diff options
Diffstat (limited to 'apt-pkg')
| -rw-r--r-- | apt-pkg/cachefilter-patterns.cc | 19 | ||||
| -rw-r--r-- | apt-pkg/cachefilter-patterns.h | 4 |
2 files changed, 13 insertions, 10 deletions
diff --git a/apt-pkg/cachefilter-patterns.cc b/apt-pkg/cachefilter-patterns.cc index c6875d995..1c92a7b1f 100644 --- a/apt-pkg/cachefilter-patterns.cc +++ b/apt-pkg/cachefilter-patterns.cc @@ -199,12 +199,12 @@ std::unique_ptr<PatternTreeParser::Node> PatternTreeParser::parseGroup() return node; } -std::unique_ptr<PatternTreeParser::Node> PatternTreeParser::parseArgument() +std::unique_ptr<PatternTreeParser::Node> PatternTreeParser::parseArgument(bool shrt) { std::unique_ptr<Node> node; if ((node = parseQuotedWord()) != nullptr) return node; - if ((node = parseWord()) != nullptr) + if ((node = parseWord(shrt)) != nullptr) return node; if ((node = parse()) != nullptr) return node; @@ -231,7 +231,7 @@ std::unique_ptr<PatternTreeParser::Node> PatternTreeParser::parseShortPattern() state.offset += sp.shortName.size() + 1; if (sp.takesArgument) { - node->arguments.push_back(parseArgument()); + node->arguments.push_back(parseArgument(true)); node->haveArgumentList = true; } node->end = state.offset; @@ -279,7 +279,7 @@ std::unique_ptr<PatternTreeParser::Node> PatternTreeParser::parsePattern() return node; } - node->arguments.push_back(parseArgument()); + node->arguments.push_back(parseArgument(false)); skipSpace(); while (sentence[state.offset] == ',') { @@ -288,7 +288,7 @@ std::unique_ptr<PatternTreeParser::Node> PatternTreeParser::parsePattern() // This was a trailing comma - allow it and break the loop if (sentence[state.offset] == ')') break; - node->arguments.push_back(parseArgument()); + node->arguments.push_back(parseArgument(false)); skipSpace(); } @@ -328,10 +328,13 @@ std::unique_ptr<PatternTreeParser::Node> PatternTreeParser::parseQuotedWord() } // Parse a bare word atom -std::unique_ptr<PatternTreeParser::Node> PatternTreeParser::parseWord() +std::unique_ptr<PatternTreeParser::Node> PatternTreeParser::parseWord(bool shrt) { - static const constexpr auto DISALLOWED_START = "!?~|,()\0"_sv; - static const constexpr auto DISALLOWED = "|,()\0"_sv; + static const constexpr auto DISALLOWED_START = "!?~|,() \0"_sv; + static const constexpr auto DISALLOWED_LONG = "|,()\0"_sv; + static const constexpr auto DISALLOWED_SHRT = "|,() ?\0"_sv; + const auto DISALLOWED = shrt ? DISALLOWED_SHRT : DISALLOWED_LONG; + if (DISALLOWED_START.find(sentence[state.offset]) != APT::StringView::npos) return nullptr; diff --git a/apt-pkg/cachefilter-patterns.h b/apt-pkg/cachefilter-patterns.h index 1b7e70da5..e79702af8 100644 --- a/apt-pkg/cachefilter-patterns.h +++ b/apt-pkg/cachefilter-patterns.h @@ -102,8 +102,8 @@ struct PatternTreeParser std::unique_ptr<Node> parseGroup(); std::unique_ptr<Node> parsePattern(); std::unique_ptr<Node> parseShortPattern(); - std::unique_ptr<Node> parseArgument(); - std::unique_ptr<Node> parseWord(); + std::unique_ptr<Node> parseArgument(bool shrt); + std::unique_ptr<Node> parseWord(bool shrt); std::unique_ptr<Node> parseQuotedWord(); }; |