| /*============================================================================ |
| CMake - Cross Platform Makefile Generator |
| Copyright 2000-2009 Kitware, Inc., Insight Software Consortium |
| |
| Distributed under the OSI-approved BSD License (the "License"); |
| see accompanying file Copyright.txt for details. |
| |
| This software is distributed WITHOUT ANY WARRANTY; without even the |
| implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
| See the License for more information. |
| ============================================================================*/ |
| #include "cmStringCommand.h" |
| #include "cmCryptoHash.h" |
| |
| #include <cmsys/RegularExpression.hxx> |
| #include <cmsys/SystemTools.hxx> |
| |
| #include <stdlib.h> // required for atoi |
| #include <ctype.h> |
| #include <time.h> |
| |
| #include <cmTimestamp.h> |
| #include <cmUuid.h> |
| |
| //---------------------------------------------------------------------------- |
| bool cmStringCommand |
| ::InitialPass(std::vector<std::string> const& args, cmExecutionStatus &) |
| { |
| if(args.size() < 1) |
| { |
| this->SetError("must be called with at least one argument."); |
| return false; |
| } |
| |
| const std::string &subCommand = args[0]; |
| if(subCommand == "REGEX") |
| { |
| return this->HandleRegexCommand(args); |
| } |
| else if(subCommand == "REPLACE") |
| { |
| return this->HandleReplaceCommand(args); |
| } |
| else if ( subCommand == "MD5" || |
| subCommand == "SHA1" || |
| subCommand == "SHA224" || |
| subCommand == "SHA256" || |
| subCommand == "SHA384" || |
| subCommand == "SHA512" ) |
| { |
| return this->HandleHashCommand(args); |
| } |
| else if(subCommand == "TOLOWER") |
| { |
| return this->HandleToUpperLowerCommand(args, false); |
| } |
| else if(subCommand == "TOUPPER") |
| { |
| return this->HandleToUpperLowerCommand(args, true); |
| } |
| else if(subCommand == "COMPARE") |
| { |
| return this->HandleCompareCommand(args); |
| } |
| else if(subCommand == "ASCII") |
| { |
| return this->HandleAsciiCommand(args); |
| } |
| else if(subCommand == "CONFIGURE") |
| { |
| return this->HandleConfigureCommand(args); |
| } |
| else if(subCommand == "LENGTH") |
| { |
| return this->HandleLengthCommand(args); |
| } |
| else if(subCommand == "CONCAT") |
| { |
| return this->HandleConcatCommand(args); |
| } |
| else if(subCommand == "SUBSTRING") |
| { |
| return this->HandleSubstringCommand(args); |
| } |
| else if(subCommand == "STRIP") |
| { |
| return this->HandleStripCommand(args); |
| } |
| else if(subCommand == "RANDOM") |
| { |
| return this->HandleRandomCommand(args); |
| } |
| else if(subCommand == "FIND") |
| { |
| return this->HandleFindCommand(args); |
| } |
| else if(subCommand == "TIMESTAMP") |
| { |
| return this->HandleTimestampCommand(args); |
| } |
| else if(subCommand == "MAKE_C_IDENTIFIER") |
| { |
| return this->HandleMakeCIdentifierCommand(args); |
| } |
| else if(subCommand == "GENEX_STRIP") |
| { |
| return this->HandleGenexStripCommand(args); |
| } |
| else if(subCommand == "UUID") |
| { |
| return this->HandleUuidCommand(args); |
| } |
| |
| std::string e = "does not recognize sub-command "+subCommand; |
| this->SetError(e); |
| return false; |
| } |
| |
| //---------------------------------------------------------------------------- |
| bool cmStringCommand::HandleHashCommand(std::vector<std::string> const& args) |
| { |
| #if defined(CMAKE_BUILD_WITH_CMAKE) |
| if(args.size() != 3) |
| { |
| std::ostringstream e; |
| e << args[0] << " requires an output variable and an input string"; |
| this->SetError(e.str()); |
| return false; |
| } |
| |
| cmsys::auto_ptr<cmCryptoHash> hash(cmCryptoHash::New(args[0].c_str())); |
| if(hash.get()) |
| { |
| std::string out = hash->HashString(args[2]); |
| this->Makefile->AddDefinition(args[1], out.c_str()); |
| return true; |
| } |
| return false; |
| #else |
| std::ostringstream e; |
| e << args[0] << " not available during bootstrap"; |
| this->SetError(e.str().c_str()); |
| return false; |
| #endif |
| } |
| |
| //---------------------------------------------------------------------------- |
| bool cmStringCommand::HandleToUpperLowerCommand( |
| std::vector<std::string> const& args, bool toUpper) |
| { |
| if ( args.size() < 3 ) |
| { |
| this->SetError("no output variable specified"); |
| return false; |
| } |
| |
| std::string outvar = args[2]; |
| std::string output; |
| |
| if (toUpper) |
| { |
| output = cmSystemTools::UpperCase(args[1]); |
| } |
| else |
| { |
| output = cmSystemTools::LowerCase(args[1]); |
| } |
| |
| // Store the output in the provided variable. |
| this->Makefile->AddDefinition(outvar, output.c_str()); |
| return true; |
| } |
| |
| //---------------------------------------------------------------------------- |
| bool cmStringCommand::HandleAsciiCommand(std::vector<std::string> const& args) |
| { |
| if ( args.size() < 3 ) |
| { |
| this->SetError("No output variable specified"); |
| return false; |
| } |
| std::string::size_type cc; |
| std::string outvar = args[args.size()-1]; |
| std::string output = ""; |
| for ( cc = 1; cc < args.size()-1; cc ++ ) |
| { |
| int ch = atoi(args[cc].c_str()); |
| if ( ch > 0 && ch < 256 ) |
| { |
| output += static_cast<char>(ch); |
| } |
| else |
| { |
| std::string error = "Character with code "; |
| error += args[cc]; |
| error += " does not exist."; |
| this->SetError(error); |
| return false; |
| } |
| } |
| // Store the output in the provided variable. |
| this->Makefile->AddDefinition(outvar, output.c_str()); |
| return true; |
| } |
| |
| //---------------------------------------------------------------------------- |
| bool cmStringCommand::HandleConfigureCommand( |
| std::vector<std::string> const& args) |
| { |
| if ( args.size() < 2 ) |
| { |
| this->SetError("No input string specified."); |
| return false; |
| } |
| else if ( args.size() < 3 ) |
| { |
| this->SetError("No output variable specified."); |
| return false; |
| } |
| |
| // Parse options. |
| bool escapeQuotes = false; |
| bool atOnly = false; |
| for(unsigned int i = 3; i < args.size(); ++i) |
| { |
| if(args[i] == "@ONLY") |
| { |
| atOnly = true; |
| } |
| else if(args[i] == "ESCAPE_QUOTES") |
| { |
| escapeQuotes = true; |
| } |
| else |
| { |
| std::ostringstream err; |
| err << "Unrecognized argument \"" << args[i] << "\""; |
| this->SetError(err.str()); |
| return false; |
| } |
| } |
| |
| // Configure the string. |
| std::string output; |
| this->Makefile->ConfigureString(args[1], output, atOnly, escapeQuotes); |
| |
| // Store the output in the provided variable. |
| this->Makefile->AddDefinition(args[2], output.c_str()); |
| |
| return true; |
| } |
| |
| //---------------------------------------------------------------------------- |
| bool cmStringCommand::HandleRegexCommand(std::vector<std::string> const& args) |
| { |
| if(args.size() < 2) |
| { |
| this->SetError("sub-command REGEX requires a mode to be specified."); |
| return false; |
| } |
| std::string mode = args[1]; |
| if(mode == "MATCH") |
| { |
| if(args.size() < 5) |
| { |
| this->SetError("sub-command REGEX, mode MATCH needs " |
| "at least 5 arguments total to command."); |
| return false; |
| } |
| return this->RegexMatch(args); |
| } |
| else if(mode == "MATCHALL") |
| { |
| if(args.size() < 5) |
| { |
| this->SetError("sub-command REGEX, mode MATCHALL needs " |
| "at least 5 arguments total to command."); |
| return false; |
| } |
| return this->RegexMatchAll(args); |
| } |
| else if(mode == "REPLACE") |
| { |
| if(args.size() < 6) |
| { |
| this->SetError("sub-command REGEX, mode REPLACE needs " |
| "at least 6 arguments total to command."); |
| return false; |
| } |
| return this->RegexReplace(args); |
| } |
| |
| std::string e = "sub-command REGEX does not recognize mode "+mode; |
| this->SetError(e); |
| return false; |
| } |
| |
| //---------------------------------------------------------------------------- |
| bool cmStringCommand::RegexMatch(std::vector<std::string> const& args) |
| { |
| //"STRING(REGEX MATCH <regular_expression> <output variable> |
| // <input> [<input>...])\n"; |
| std::string regex = args[2]; |
| std::string outvar = args[3]; |
| |
| // Concatenate all the last arguments together. |
| std::string input = args[4]; |
| for(unsigned int i=5; i < args.size(); ++i) |
| { |
| input += args[i]; |
| } |
| |
| this->Makefile->ClearMatches(); |
| // Compile the regular expression. |
| cmsys::RegularExpression re; |
| if(!re.compile(regex.c_str())) |
| { |
| std::string e = |
| "sub-command REGEX, mode MATCH failed to compile regex \""+regex+"\"."; |
| this->SetError(e); |
| return false; |
| } |
| |
| // Scan through the input for all matches. |
| std::string output; |
| if(re.find(input.c_str())) |
| { |
| this->Makefile->StoreMatches(re); |
| std::string::size_type l = re.start(); |
| std::string::size_type r = re.end(); |
| if(r-l == 0) |
| { |
| std::string e = |
| "sub-command REGEX, mode MATCH regex \""+regex+ |
| "\" matched an empty string."; |
| this->SetError(e); |
| return false; |
| } |
| output = input.substr(l, r-l); |
| } |
| |
| // Store the output in the provided variable. |
| this->Makefile->AddDefinition(outvar, output.c_str()); |
| return true; |
| } |
| |
| //---------------------------------------------------------------------------- |
| bool cmStringCommand::RegexMatchAll(std::vector<std::string> const& args) |
| { |
| //"STRING(REGEX MATCHALL <regular_expression> <output variable> <input> |
| // [<input>...])\n"; |
| std::string regex = args[2]; |
| std::string outvar = args[3]; |
| |
| // Concatenate all the last arguments together. |
| std::string input = args[4]; |
| for(unsigned int i=5; i < args.size(); ++i) |
| { |
| input += args[i]; |
| } |
| |
| this->Makefile->ClearMatches(); |
| // Compile the regular expression. |
| cmsys::RegularExpression re; |
| if(!re.compile(regex.c_str())) |
| { |
| std::string e = |
| "sub-command REGEX, mode MATCHALL failed to compile regex \""+ |
| regex+"\"."; |
| this->SetError(e); |
| return false; |
| } |
| |
| // Scan through the input for all matches. |
| std::string output; |
| const char* p = input.c_str(); |
| while(re.find(p)) |
| { |
| this->Makefile->StoreMatches(re); |
| std::string::size_type l = re.start(); |
| std::string::size_type r = re.end(); |
| if(r-l == 0) |
| { |
| std::string e = "sub-command REGEX, mode MATCHALL regex \""+ |
| regex+"\" matched an empty string."; |
| this->SetError(e); |
| return false; |
| } |
| if(!output.empty()) |
| { |
| output += ";"; |
| } |
| output += std::string(p+l, r-l); |
| p += r; |
| } |
| |
| // Store the output in the provided variable. |
| this->Makefile->AddDefinition(outvar, output.c_str()); |
| return true; |
| } |
| |
| //---------------------------------------------------------------------------- |
| bool cmStringCommand::RegexReplace(std::vector<std::string> const& args) |
| { |
| //"STRING(REGEX REPLACE <regular_expression> <replace_expression> |
| // <output variable> <input> [<input>...])\n" |
| std::string regex = args[2]; |
| std::string replace = args[3]; |
| std::string outvar = args[4]; |
| |
| // Pull apart the replace expression to find the escaped [0-9] values. |
| std::vector<RegexReplacement> replacement; |
| std::string::size_type l = 0; |
| while(l < replace.length()) |
| { |
| std::string::size_type r = replace.find("\\", l); |
| if(r == std::string::npos) |
| { |
| r = replace.length(); |
| replacement.push_back(replace.substr(l, r-l)); |
| } |
| else |
| { |
| if(r-l > 0) |
| { |
| replacement.push_back(replace.substr(l, r-l)); |
| } |
| if(r == (replace.length()-1)) |
| { |
| this->SetError("sub-command REGEX, mode REPLACE: " |
| "replace-expression ends in a backslash."); |
| return false; |
| } |
| if((replace[r+1] >= '0') && (replace[r+1] <= '9')) |
| { |
| replacement.push_back(replace[r+1]-'0'); |
| } |
| else if(replace[r+1] == 'n') |
| { |
| replacement.push_back("\n"); |
| } |
| else if(replace[r+1] == '\\') |
| { |
| replacement.push_back("\\"); |
| } |
| else |
| { |
| std::string e = "sub-command REGEX, mode REPLACE: Unknown escape \""; |
| e += replace.substr(r, 2); |
| e += "\" in replace-expression."; |
| this->SetError(e); |
| return false; |
| } |
| r += 2; |
| } |
| l = r; |
| } |
| |
| // Concatenate all the last arguments together. |
| std::string input = args[5]; |
| for(unsigned int i=6; i < args.size(); ++i) |
| { |
| input += args[i]; |
| } |
| |
| this->Makefile->ClearMatches(); |
| // Compile the regular expression. |
| cmsys::RegularExpression re; |
| if(!re.compile(regex.c_str())) |
| { |
| std::string e = |
| "sub-command REGEX, mode REPLACE failed to compile regex \""+ |
| regex+"\"."; |
| this->SetError(e); |
| return false; |
| } |
| |
| // Scan through the input for all matches. |
| std::string output; |
| std::string::size_type base = 0; |
| while(re.find(input.c_str()+base)) |
| { |
| this->Makefile->StoreMatches(re); |
| std::string::size_type l2 = re.start(); |
| std::string::size_type r = re.end(); |
| |
| // Concatenate the part of the input that was not matched. |
| output += input.substr(base, l2); |
| |
| // Make sure the match had some text. |
| if(r-l2 == 0) |
| { |
| std::string e = "sub-command REGEX, mode REPLACE regex \""+ |
| regex+"\" matched an empty string."; |
| this->SetError(e); |
| return false; |
| } |
| |
| // Concatenate the replacement for the match. |
| for(unsigned int i=0; i < replacement.size(); ++i) |
| { |
| if(replacement[i].number < 0) |
| { |
| // This is just a plain-text part of the replacement. |
| output += replacement[i].value; |
| } |
| else |
| { |
| // Replace with part of the match. |
| int n = replacement[i].number; |
| std::string::size_type start = re.start(n); |
| std::string::size_type end = re.end(n); |
| std::string::size_type len = input.length()-base; |
| if((start != std::string::npos) && (end != std::string::npos) && |
| (start <= len) && (end <= len)) |
| { |
| output += input.substr(base+start, end-start); |
| } |
| else |
| { |
| std::string e = |
| "sub-command REGEX, mode REPLACE: replace expression \""+ |
| replace+"\" contains an out-of-range escape for regex \""+ |
| regex+"\"."; |
| this->SetError(e); |
| return false; |
| } |
| } |
| } |
| |
| // Move past the match. |
| base += r; |
| } |
| |
| // Concatenate the text after the last match. |
| output += input.substr(base, input.length()-base); |
| |
| // Store the output in the provided variable. |
| this->Makefile->AddDefinition(outvar, output.c_str()); |
| return true; |
| } |
| |
| //---------------------------------------------------------------------------- |
| bool cmStringCommand::HandleFindCommand(std::vector<std::string> const& |
| args) |
| { |
| // check if all required parameters were passed |
| if(args.size() < 4 || args.size() > 5) |
| { |
| this->SetError("sub-command FIND requires 3 or 4 parameters."); |
| return false; |
| } |
| |
| // check if the reverse flag was set or not |
| bool reverseMode = false; |
| if(args.size() == 5 && args[4] == "REVERSE") |
| { |
| reverseMode = true; |
| } |
| |
| // if we have 5 arguments the last one must be REVERSE |
| if(args.size() == 5 && args[4] != "REVERSE") |
| { |
| this->SetError("sub-command FIND: unknown last parameter"); |
| return false; |
| } |
| |
| // local parameter names. |
| const std::string& sstring = args[1]; |
| const std::string& schar = args[2]; |
| const std::string& outvar = args[3]; |
| |
| // ensure that the user cannot accidentally specify REVERSE as a variable |
| if(outvar == "REVERSE") |
| { |
| this->SetError("sub-command FIND does not allow to select REVERSE as " |
| "the output variable. " |
| "Maybe you missed the actual output variable?"); |
| return false; |
| } |
| |
| // try to find the character and return its position |
| size_t pos; |
| if(!reverseMode) |
| { |
| pos = sstring.find(schar); |
| } |
| else |
| { |
| pos = sstring.rfind(schar); |
| } |
| if(std::string::npos != pos) |
| { |
| std::ostringstream s; |
| s << pos; |
| this->Makefile->AddDefinition(outvar, s.str().c_str()); |
| return true; |
| } |
| |
| // the character was not found, but this is not really an error |
| this->Makefile->AddDefinition(outvar, "-1"); |
| return true; |
| } |
| |
| //---------------------------------------------------------------------------- |
| bool cmStringCommand::HandleCompareCommand(std::vector<std::string> const& |
| args) |
| { |
| if(args.size() < 2) |
| { |
| this->SetError("sub-command COMPARE requires a mode to be specified."); |
| return false; |
| } |
| std::string mode = args[1]; |
| if((mode == "EQUAL") || (mode == "NOTEQUAL") || |
| (mode == "LESS") || (mode == "GREATER")) |
| { |
| if(args.size() < 5) |
| { |
| std::string e = "sub-command COMPARE, mode "; |
| e += mode; |
| e += " needs at least 5 arguments total to command."; |
| this->SetError(e); |
| return false; |
| } |
| |
| const std::string& left = args[2]; |
| const std::string& right = args[3]; |
| const std::string& outvar = args[4]; |
| bool result; |
| if(mode == "LESS") |
| { |
| result = (left < right); |
| } |
| else if(mode == "GREATER") |
| { |
| result = (left > right); |
| } |
| else if(mode == "EQUAL") |
| { |
| result = (left == right); |
| } |
| else // if(mode == "NOTEQUAL") |
| { |
| result = !(left == right); |
| } |
| if(result) |
| { |
| this->Makefile->AddDefinition(outvar, "1"); |
| } |
| else |
| { |
| this->Makefile->AddDefinition(outvar, "0"); |
| } |
| return true; |
| } |
| std::string e = "sub-command COMPARE does not recognize mode "+mode; |
| this->SetError(e); |
| return false; |
| } |
| |
| //---------------------------------------------------------------------------- |
| bool cmStringCommand::HandleReplaceCommand(std::vector<std::string> const& |
| args) |
| { |
| if(args.size() < 5) |
| { |
| this->SetError("sub-command REPLACE requires at least four arguments."); |
| return false; |
| } |
| |
| const std::string& matchExpression = args[1]; |
| const std::string& replaceExpression = args[2]; |
| const std::string& variableName = args[3]; |
| |
| std::string input = args[4]; |
| for(unsigned int i=5; i < args.size(); ++i) |
| { |
| input += args[i]; |
| } |
| |
| cmsys::SystemTools::ReplaceString(input, matchExpression.c_str(), |
| replaceExpression.c_str()); |
| |
| this->Makefile->AddDefinition(variableName, input.c_str()); |
| return true; |
| } |
| |
| //---------------------------------------------------------------------------- |
| bool cmStringCommand::HandleSubstringCommand(std::vector<std::string> const& |
| args) |
| { |
| if(args.size() != 5) |
| { |
| this->SetError("sub-command SUBSTRING requires four arguments."); |
| return false; |
| } |
| |
| const std::string& stringValue = args[1]; |
| int begin = atoi(args[2].c_str()); |
| int end = atoi(args[3].c_str()); |
| const std::string& variableName = args[4]; |
| |
| size_t stringLength = stringValue.size(); |
| int intStringLength = static_cast<int>(stringLength); |
| if ( begin < 0 || begin > intStringLength ) |
| { |
| std::ostringstream ostr; |
| ostr << "begin index: " << begin << " is out of range 0 - " |
| << stringLength; |
| this->SetError(ostr.str()); |
| return false; |
| } |
| if ( end < -1 ) |
| { |
| std::ostringstream ostr; |
| ostr << "end index: " << end << " should be -1 or greater"; |
| this->SetError(ostr.str()); |
| return false; |
| } |
| |
| this->Makefile->AddDefinition(variableName, |
| stringValue.substr(begin, end).c_str()); |
| return true; |
| } |
| |
| //---------------------------------------------------------------------------- |
| bool cmStringCommand |
| ::HandleLengthCommand(std::vector<std::string> const& args) |
| { |
| if(args.size() != 3) |
| { |
| this->SetError("sub-command LENGTH requires two arguments."); |
| return false; |
| } |
| |
| const std::string& stringValue = args[1]; |
| const std::string& variableName = args[2]; |
| |
| size_t length = stringValue.size(); |
| char buffer[1024]; |
| sprintf(buffer, "%d", static_cast<int>(length)); |
| |
| this->Makefile->AddDefinition(variableName, buffer); |
| return true; |
| } |
| |
| //---------------------------------------------------------------------------- |
| bool cmStringCommand |
| ::HandleConcatCommand(std::vector<std::string> const& args) |
| { |
| if(args.size() < 2) |
| { |
| this->SetError("sub-command CONCAT requires at least one argument."); |
| return false; |
| } |
| |
| std::string const& variableName = args[1]; |
| std::string value; |
| for(unsigned int i = 2; i < args.size(); ++i) |
| { |
| value += args[i]; |
| } |
| |
| this->Makefile->AddDefinition(variableName, value.c_str()); |
| return true; |
| } |
| |
| //---------------------------------------------------------------------------- |
| bool cmStringCommand |
| ::HandleMakeCIdentifierCommand(std::vector<std::string> const& args) |
| { |
| if(args.size() != 3) |
| { |
| this->SetError("sub-command MAKE_C_IDENTIFIER requires two arguments."); |
| return false; |
| } |
| |
| const std::string& input = args[1]; |
| const std::string& variableName = args[2]; |
| |
| this->Makefile->AddDefinition(variableName, |
| cmSystemTools::MakeCidentifier(input).c_str()); |
| return true; |
| } |
| |
| //---------------------------------------------------------------------------- |
| bool cmStringCommand |
| ::HandleGenexStripCommand(std::vector<std::string> const& args) |
| { |
| if(args.size() != 3) |
| { |
| this->SetError("sub-command GENEX_STRIP requires two arguments."); |
| return false; |
| } |
| |
| const std::string& input = args[1]; |
| |
| std::string result = cmGeneratorExpression::Preprocess(input, |
| cmGeneratorExpression::StripAllGeneratorExpressions); |
| |
| const std::string& variableName = args[2]; |
| |
| this->Makefile->AddDefinition(variableName, result.c_str()); |
| return true; |
| } |
| |
| //---------------------------------------------------------------------------- |
| bool cmStringCommand::HandleStripCommand( |
| std::vector<std::string> const& args) |
| { |
| if(args.size() != 3) |
| { |
| this->SetError("sub-command STRIP requires two arguments."); |
| return false; |
| } |
| |
| const std::string& stringValue = args[1]; |
| const std::string& variableName = args[2]; |
| size_t inStringLength = stringValue.size(); |
| size_t startPos = inStringLength + 1; |
| size_t endPos = 0; |
| const char* ptr = stringValue.c_str(); |
| size_t cc; |
| for ( cc = 0; cc < inStringLength; ++ cc ) |
| { |
| if ( !isspace(*ptr) ) |
| { |
| if ( startPos > inStringLength ) |
| { |
| startPos = cc; |
| } |
| endPos = cc; |
| } |
| ++ ptr; |
| } |
| |
| size_t outLength = 0; |
| |
| // if the input string didn't contain any non-space characters, return |
| // an empty string |
| if (startPos > inStringLength) |
| { |
| outLength = 0; |
| startPos = 0; |
| } |
| else |
| { |
| outLength=endPos - startPos + 1; |
| } |
| |
| this->Makefile->AddDefinition(variableName, |
| stringValue.substr(startPos, outLength).c_str()); |
| return true; |
| } |
| |
| //---------------------------------------------------------------------------- |
| bool cmStringCommand |
| ::HandleRandomCommand(std::vector<std::string> const& args) |
| { |
| if(args.size() < 2 || args.size() == 3 || args.size() == 5) |
| { |
| this->SetError("sub-command RANDOM requires at least one argument."); |
| return false; |
| } |
| |
| static bool seeded = false; |
| bool force_seed = false; |
| unsigned int seed = 0; |
| int length = 5; |
| const char cmStringCommandDefaultAlphabet[] = "qwertyuiopasdfghjklzxcvbnm" |
| "QWERTYUIOPASDFGHJKLZXCVBNM" |
| "0123456789"; |
| std::string alphabet; |
| |
| if ( args.size() > 3 ) |
| { |
| size_t i = 1; |
| size_t stopAt = args.size() - 2; |
| |
| for ( ; i < stopAt; ++i ) |
| { |
| if ( args[i] == "LENGTH" ) |
| { |
| ++i; |
| length = atoi(args[i].c_str()); |
| } |
| else if ( args[i] == "ALPHABET" ) |
| { |
| ++i; |
| alphabet = args[i]; |
| } |
| else if ( args[i] == "RANDOM_SEED" ) |
| { |
| ++i; |
| seed = static_cast<unsigned int>(atoi(args[i].c_str())); |
| force_seed = true; |
| } |
| } |
| } |
| if (alphabet.empty()) |
| { |
| alphabet = cmStringCommandDefaultAlphabet; |
| } |
| |
| double sizeofAlphabet = static_cast<double>(alphabet.size()); |
| if ( sizeofAlphabet < 1 ) |
| { |
| this->SetError("sub-command RANDOM invoked with bad alphabet."); |
| return false; |
| } |
| if ( length < 1 ) |
| { |
| this->SetError("sub-command RANDOM invoked with bad length."); |
| return false; |
| } |
| const std::string& variableName = args[args.size()-1]; |
| |
| std::vector<char> result; |
| |
| if (!seeded || force_seed) |
| { |
| seeded = true; |
| srand(force_seed? seed : cmSystemTools::RandomSeed()); |
| } |
| |
| const char* alphaPtr = alphabet.c_str(); |
| int cc; |
| for ( cc = 0; cc < length; cc ++ ) |
| { |
| int idx=(int) (sizeofAlphabet* rand()/(RAND_MAX+1.0)); |
| result.push_back(*(alphaPtr + idx)); |
| } |
| result.push_back(0); |
| |
| this->Makefile->AddDefinition(variableName, &*result.begin()); |
| return true; |
| } |
| |
| //---------------------------------------------------------------------------- |
| bool cmStringCommand |
| ::HandleTimestampCommand(std::vector<std::string> const& args) |
| { |
| if(args.size() < 2) |
| { |
| this->SetError("sub-command TIMESTAMP requires at least one argument."); |
| return false; |
| } |
| else if(args.size() > 4) |
| { |
| this->SetError("sub-command TIMESTAMP takes at most three arguments."); |
| return false; |
| } |
| |
| unsigned int argsIndex = 1; |
| |
| const std::string &outputVariable = args[argsIndex++]; |
| |
| std::string formatString; |
| if(args.size() > argsIndex && args[argsIndex] != "UTC") |
| { |
| formatString = args[argsIndex++]; |
| } |
| |
| bool utcFlag = false; |
| if(args.size() > argsIndex) |
| { |
| if(args[argsIndex] == "UTC") |
| { |
| utcFlag = true; |
| } |
| else |
| { |
| std::string e = " TIMESTAMP sub-command does not recognize option " + |
| args[argsIndex] + "."; |
| this->SetError(e); |
| return false; |
| } |
| } |
| |
| cmTimestamp timestamp; |
| std::string result = timestamp.CurrentTime(formatString, utcFlag); |
| this->Makefile->AddDefinition(outputVariable, result.c_str()); |
| |
| return true; |
| } |
| |
| bool cmStringCommand |
| ::HandleUuidCommand(std::vector<std::string> const& args) |
| { |
| #if defined(CMAKE_BUILD_WITH_CMAKE) |
| unsigned int argsIndex = 1; |
| |
| if(args.size() < 2) |
| { |
| this->SetError("UUID sub-command requires an output variable."); |
| return false; |
| } |
| |
| const std::string &outputVariable = args[argsIndex++]; |
| |
| std::string uuidNamespaceString; |
| std::string uuidName; |
| std::string uuidType; |
| bool uuidUpperCase = false; |
| |
| while(args.size() > argsIndex) |
| { |
| if(args[argsIndex] == "NAMESPACE") |
| { |
| ++argsIndex; |
| if(argsIndex >= args.size()) |
| { |
| this->SetError("UUID sub-command, NAMESPACE requires a value."); |
| return false; |
| } |
| uuidNamespaceString = args[argsIndex++]; |
| } |
| else if(args[argsIndex] == "NAME") |
| { |
| ++argsIndex; |
| if(argsIndex >= args.size()) |
| { |
| this->SetError("UUID sub-command, NAME requires a value."); |
| return false; |
| } |
| uuidName = args[argsIndex++]; |
| } |
| else if(args[argsIndex] == "TYPE") |
| { |
| ++argsIndex; |
| if(argsIndex >= args.size()) |
| { |
| this->SetError("UUID sub-command, TYPE requires a value."); |
| return false; |
| } |
| uuidType = args[argsIndex++]; |
| } |
| else if(args[argsIndex] == "UPPER") |
| { |
| ++argsIndex; |
| uuidUpperCase = true; |
| } |
| else |
| { |
| std::string e = "UUID sub-command does not recognize option " + |
| args[argsIndex] + "."; |
| this->SetError(e); |
| return false; |
| } |
| } |
| |
| std::string uuid; |
| cmUuid uuidGenerator; |
| |
| std::vector<unsigned char> uuidNamespace; |
| if(!uuidGenerator.StringToBinary(uuidNamespaceString, uuidNamespace)) |
| { |
| this->SetError("UUID sub-command, malformed NAMESPACE UUID."); |
| return false; |
| } |
| |
| if(uuidType == "MD5") |
| { |
| uuid = uuidGenerator.FromMd5(uuidNamespace, uuidName); |
| } |
| else if(uuidType == "SHA1") |
| { |
| uuid = uuidGenerator.FromSha1(uuidNamespace, uuidName); |
| } |
| else |
| { |
| std::string e = "UUID sub-command, unknown TYPE '" + uuidType + "'."; |
| this->SetError(e); |
| return false; |
| } |
| |
| if(uuid.empty()) |
| { |
| this->SetError("UUID sub-command, generation failed."); |
| return false; |
| } |
| |
| if(uuidUpperCase) |
| { |
| uuid = cmSystemTools::UpperCase(uuid); |
| } |
| |
| this->Makefile->AddDefinition(outputVariable, uuid.c_str()); |
| return true; |
| #else |
| std::ostringstream e; |
| e << args[0] << " not available during bootstrap"; |
| this->SetError(e.str().c_str()); |
| return false; |
| #endif |
| } |