diff options
| -rw-r--r-- | include/llvm/ADT/StringExtras.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/include/llvm/ADT/StringExtras.h b/include/llvm/ADT/StringExtras.h index 32f9b0c907..bd8333909c 100644 --- a/include/llvm/ADT/StringExtras.h +++ b/include/llvm/ADT/StringExtras.h @@ -113,6 +113,27 @@ static inline std::string LowercaseString(const std::string &S) { return result; } +/// StringsEqualNoCase - Return true if the two strings are equal, ignoring +/// case. +static inline bool StringsEqualNoCase(const std::string &LHS, + const std::string &RHS) { + if (LHS.size() != RHS.size()) return false; + for (unsigned i = 0, e = LHS.size(); i != e; ++i) + if (tolower(LHS[i]) != tolower(RHS[i])) return false; + return true; +} + +/// StringsEqualNoCase - Return true if the two strings are equal, ignoring +/// case. +static inline bool StringsEqualNoCase(const std::string &LHS, + const char *RHS) { + for (unsigned i = 0, e = LHS.size(); i != e; ++i) { + if (RHS[i] == 0) return false; // RHS too short. + if (tolower(LHS[i]) != tolower(RHS[i])) return false; + } + return RHS[LHS.size()] == 0; // Not too long? +} + /// getToken - This function extracts one token from source, ignoring any /// leading characters that appear in the Delimiters string, and ending the /// token at any of the characters that appear in the Delimiters string. If |