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/*============================================================================
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 "cmAddCustomTargetCommand.h"
#include "cmGeneratorExpression.h"
#include "cmGlobalGenerator.h"
// cmAddCustomTargetCommand
bool cmAddCustomTargetCommand
::InitialPass(std::vector<std::string> const& args,
cmExecutionStatus&)
{
if(args.size() < 1 )
{
this->SetError("called with incorrect number of arguments");
return false;
}
std::string targetName = args[0];
// Check the target name.
if(targetName.find_first_of("/\\") != targetName.npos)
{
cmOStringStream e;
e << "called with invalid target name \"" << targetName
<< "\". Target names may not contain a slash. "
<< "Use ADD_CUSTOM_COMMAND to generate files.";
this->SetError(e.str().c_str());
return false;
}
// Accumulate one command line at a time.
cmCustomCommandLine currentLine;
// Save all command lines.
cmCustomCommandLines commandLines;
// Accumulate dependencies.
std::vector<std::string> depends;
std::string working_directory;
bool verbatim = false;
std::string comment_buffer;
const char* comment = 0;
std::vector<std::string> sources;
// Keep track of parser state.
enum tdoing {
doing_command,
doing_depends,
doing_working_directory,
doing_comment,
doing_source,
doing_verbatim
};
tdoing doing = doing_command;
// Look for the ALL option.
bool excludeFromAll = true;
unsigned int start = 1;
if(args.size() > 1)
{
if(args[1] == "ALL")
{
excludeFromAll = false;
start = 2;
}
}
// Parse the rest of the arguments.
for(unsigned int j = start; j < args.size(); ++j)
{
std::string const& copy = args[j];
if(copy == "DEPENDS")
{
doing = doing_depends;
}
else if(copy == "WORKING_DIRECTORY")
{
doing = doing_working_directory;
}
else if(copy == "VERBATIM")
{
doing = doing_verbatim;
verbatim = true;
}
else if (copy == "COMMENT")
{
doing = doing_comment;
}
else if(copy == "COMMAND")
{
doing = doing_command;
// Save the current command before starting the next command.
if(!currentLine.empty())
{
commandLines.push_back(currentLine);
currentLine.clear();
}
}
else if(copy == "SOURCES")
{
doing = doing_source;
}
else
{
switch (doing)
{
case doing_working_directory:
working_directory = copy;
break;
case doing_command:
currentLine.push_back(copy);
break;
case doing_depends:
{
std::string dep = copy;
cmSystemTools::ConvertToUnixSlashes(dep);
depends.push_back(dep);
}
break;
case doing_comment:
comment_buffer = copy;
comment = comment_buffer.c_str();
break;
case doing_source:
sources.push_back(copy);
break;
default:
this->SetError("Wrong syntax. Unknown type of argument.");
return false;
}
}
}
std::string::size_type pos = targetName.find_first_of("#<>");
if(pos != targetName.npos)
{
cmOStringStream msg;
msg << "called with target name containing a \"" << targetName[pos]
<< "\". This character is not allowed.";
this->SetError(msg.str().c_str());
return false;
}
// Some requirements on custom target names already exist
// and have been checked at this point.
// The following restrictions overlap but depend on policy CMP0037.
bool nameOk = cmGeneratorExpression::IsValidTargetName(targetName) &&
!cmGlobalGenerator::IsReservedTarget(targetName);
if (nameOk)
{
nameOk = targetName.find(":") == std::string::npos;
}
if (!nameOk)
{
cmake::MessageType messageType = cmake::AUTHOR_WARNING;
cmOStringStream e;
bool issueMessage = false;
switch(this->Makefile->GetPolicyStatus(cmPolicies::CMP0037))
{
case cmPolicies::WARN:
e << (this->Makefile->GetPolicies()
->GetPolicyWarning(cmPolicies::CMP0037)) << "\n";
issueMessage = true;
case cmPolicies::OLD:
break;
case cmPolicies::NEW:
case cmPolicies::REQUIRED_IF_USED:
case cmPolicies::REQUIRED_ALWAYS:
issueMessage = true;
messageType = cmake::FATAL_ERROR;
}
if (issueMessage)
{
e << "The target name \"" << targetName <<
"\" is reserved or not valid for certain "
"CMake features, such as generator expressions, and may result "
"in undefined behavior.";
this->Makefile->IssueMessage(messageType, e.str().c_str());
if (messageType == cmake::FATAL_ERROR)
{
return false;
}
}
}
// Store the last command line finished.
if(!currentLine.empty())
{
commandLines.push_back(currentLine);
currentLine.clear();
}
// Enforce name uniqueness.
{
std::string msg;
if(!this->Makefile->EnforceUniqueName(targetName, msg, true))
{
this->SetError(msg.c_str());
return false;
}
}
// Convert working directory to a full path.
if(!working_directory.empty())
{
const char* build_dir = this->Makefile->GetCurrentOutputDirectory();
working_directory =
cmSystemTools::CollapseFullPath(working_directory.c_str(), build_dir);
}
// Add the utility target to the makefile.
bool escapeOldStyle = !verbatim;
cmTarget* target =
this->Makefile->AddUtilityCommand(targetName.c_str(), excludeFromAll,
working_directory.c_str(), depends,
commandLines, escapeOldStyle, comment);
// Add additional user-specified source files to the target.
target->AddSources(sources);
return true;
}
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