589 lines
16 KiB
C++
589 lines
16 KiB
C++
/*=========================================================================
|
|
|
|
Program: CMake - Cross-Platform Makefile Generator
|
|
Module: $RCSfile$
|
|
Language: C++
|
|
Date: $Date$
|
|
Version: $Revision$
|
|
|
|
Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved.
|
|
See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
|
|
|
|
This software is distributed WITHOUT ANY WARRANTY; without even
|
|
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
|
|
PURPOSE. See the above copyright notices for more information.
|
|
|
|
=========================================================================*/
|
|
#include "cmStringCommand.h"
|
|
#include <cmsys/RegularExpression.hxx>
|
|
#include <cmsys/SystemTools.hxx>
|
|
|
|
#include <stdlib.h> // required for atoi
|
|
#include <ctype.h>
|
|
//----------------------------------------------------------------------------
|
|
bool cmStringCommand::InitialPass(std::vector<std::string> const& args)
|
|
{
|
|
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 == "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 == "SUBSTRING")
|
|
{
|
|
return this->HandleSubstringCommand(args);
|
|
}
|
|
|
|
std::string e = "does not recognize sub-command "+subCommand;
|
|
this->SetError(e.c_str());
|
|
return false;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
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.
|
|
m_Makefile->AddDefinition(outvar.c_str(), 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 += ch;
|
|
error += " does not exist.";
|
|
this->SetError(error.c_str());
|
|
return false;
|
|
}
|
|
}
|
|
// Store the output in the provided variable.
|
|
m_Makefile->AddDefinition(outvar.c_str(), 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
|
|
{
|
|
cmOStringStream err;
|
|
err << "Unrecognized argument \"" << args[i] << "\"";
|
|
this->SetError(err.str().c_str());
|
|
return false;
|
|
}
|
|
}
|
|
|
|
// Configure the string.
|
|
std::string output;
|
|
m_Makefile->ConfigureString(args[1], output, atOnly, escapeQuotes);
|
|
|
|
// Store the output in the provided variable.
|
|
m_Makefile->AddDefinition(args[2].c_str(), 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 MATCH 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.c_str());
|
|
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];
|
|
}
|
|
|
|
// 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.c_str());
|
|
return false;
|
|
}
|
|
|
|
// Scan through the input for all matches.
|
|
std::string output;
|
|
if(re.find(input.c_str()))
|
|
{
|
|
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.c_str());
|
|
return false;
|
|
}
|
|
output = input.substr(l, r-l);
|
|
}
|
|
|
|
// Store the output in the provided variable.
|
|
m_Makefile->AddDefinition(outvar.c_str(), 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];
|
|
}
|
|
|
|
// 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.c_str());
|
|
return false;
|
|
}
|
|
|
|
// Scan through the input for all matches.
|
|
std::string output;
|
|
const char* p = input.c_str();
|
|
while(re.find(p))
|
|
{
|
|
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.c_str());
|
|
return false;
|
|
}
|
|
if(output.length() > 0)
|
|
{
|
|
output += ";";
|
|
}
|
|
output += std::string(p+l, r-l);
|
|
p += r;
|
|
}
|
|
|
|
// Store the output in the provided variable.
|
|
m_Makefile->AddDefinition(outvar.c_str(), 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.c_str());
|
|
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];
|
|
}
|
|
|
|
// 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.c_str());
|
|
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))
|
|
{
|
|
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.c_str());
|
|
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.c_str());
|
|
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.
|
|
m_Makefile->AddDefinition(outvar.c_str(), output.c_str());
|
|
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.c_str());
|
|
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)
|
|
{
|
|
m_Makefile->AddDefinition(outvar.c_str(), "1");
|
|
}
|
|
else
|
|
{
|
|
m_Makefile->AddDefinition(outvar.c_str(), "0");
|
|
}
|
|
return true;
|
|
}
|
|
std::string e = "sub-command COMPARE does not recognize mode "+mode;
|
|
this->SetError(e.c_str());
|
|
return false;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
bool cmStringCommand::HandleReplaceCommand(std::vector<std::string> const& args)
|
|
{
|
|
if(args.size() < 5)
|
|
{
|
|
this->SetError("sub-command REPLACE requires 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());
|
|
|
|
m_Makefile->AddDefinition(variableName.c_str(), input.c_str());
|
|
return true;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
bool cmStringCommand::HandleSubstringCommand(std::vector<std::string> const& args)
|
|
{
|
|
if(args.size() != 5)
|
|
{
|
|
this->SetError("sub-command REPLACE 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 )
|
|
{
|
|
cmOStringStream ostr;
|
|
ostr << "begin index: " << begin << " is out of range 0 - " << stringLength;
|
|
this->SetError(ostr.str().c_str());
|
|
return false;
|
|
}
|
|
int leftOverLength = intStringLength - begin;
|
|
if ( end < 0 || end > leftOverLength )
|
|
{
|
|
cmOStringStream ostr;
|
|
ostr << "end index: " << end << " is out of range " << 0 << " - " << leftOverLength;
|
|
this->SetError(ostr.str().c_str());
|
|
return false;
|
|
}
|
|
|
|
m_Makefile->AddDefinition(variableName.c_str(), 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));
|
|
|
|
m_Makefile->AddDefinition(variableName.c_str(), buffer);
|
|
return true;
|
|
}
|