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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 "cmAddExecutableCommand.h"
// cmExecutableCommand
bool cmAddExecutableCommand
::InitialPass(std::vector<std::string> const& args, cmExecutionStatus &)
{
if(args.size() < 2 )
{
this->SetError("called with incorrect number of arguments");
return false;
}
std::vector<std::string>::const_iterator s = args.begin();
std::string exename = *s;
++s;
bool use_win32 = false;
bool use_macbundle = false;
bool excludeFromAll = false;
bool importTarget = false;
bool importGlobal = false;
bool isAlias = false;
while ( s != args.end() )
{
if (*s == "WIN32")
{
++s;
use_win32 = true;
}
else if ( *s == "MACOSX_BUNDLE" )
{
++s;
use_macbundle = true;
}
else if(*s == "EXCLUDE_FROM_ALL")
{
++s;
excludeFromAll = true;
}
else if(*s == "IMPORTED")
{
++s;
importTarget = true;
}
else if(importTarget && *s == "GLOBAL")
{
++s;
importGlobal = true;
}
else if(*s == "ALIAS")
{
++s;
isAlias = true;
}
else
{
break;
}
}
bool nameOk = cmGeneratorExpression::IsValidTargetName(exename) &&
!cmGlobalGenerator::IsReservedTarget(exename);
if (nameOk && !importTarget && !isAlias)
{
nameOk = exename.find(":") == std::string::npos;
}
if (!nameOk)
{
cmake::MessageType messageType = cmake::AUTHOR_WARNING;
std::ostringstream 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 \"" << exename <<
"\" 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());
if (messageType == cmake::FATAL_ERROR)
{
return false;
}
}
}
// Special modifiers are not allowed with IMPORTED signature.
if(importTarget
&& (use_win32 || use_macbundle || excludeFromAll))
{
if(use_win32)
{
this->SetError("may not be given WIN32 for an IMPORTED target.");
}
else if(use_macbundle)
{
this->SetError(
"may not be given MACOSX_BUNDLE for an IMPORTED target.");
}
else // if(excludeFromAll)
{
this->SetError(
"may not be given EXCLUDE_FROM_ALL for an IMPORTED target.");
}
return false;
}
if (isAlias)
{
if(!cmGeneratorExpression::IsValidTargetName(exename))
{
this->SetError("Invalid name for ALIAS: " + exename);
return false;
}
if(excludeFromAll)
{
this->SetError("EXCLUDE_FROM_ALL with ALIAS makes no sense.");
return false;
}
if(importTarget || importGlobal)
{
this->SetError("IMPORTED with ALIAS is not allowed.");
return false;
}
if(args.size() != 3)
{
std::ostringstream e;
e << "ALIAS requires exactly one target argument.";
this->SetError(e.str());
return false;
}
const char *aliasedName = s->c_str();
if(this->Makefile->IsAlias(aliasedName))
{
std::ostringstream e;
e << "cannot create ALIAS target \"" << exename
<< "\" because target \"" << aliasedName << "\" is itself an ALIAS.";
this->SetError(e.str());
return false;
}
cmTarget *aliasedTarget =
this->Makefile->FindTargetToUse(aliasedName, true);
if(!aliasedTarget)
{
std::ostringstream e;
e << "cannot create ALIAS target \"" << exename
<< "\" because target \"" << aliasedName << "\" does not already "
"exist.";
this->SetError(e.str());
return false;
}
cmTarget::TargetType type = aliasedTarget->GetType();
if(type != cmTarget::EXECUTABLE)
{
std::ostringstream e;
e << "cannot create ALIAS target \"" << exename
<< "\" because target \"" << aliasedName << "\" is not an "
"executable.";
this->SetError(e.str());
return false;
}
if(aliasedTarget->IsImported())
{
std::ostringstream e;
e << "cannot create ALIAS target \"" << exename
<< "\" because target \"" << aliasedName << "\" is IMPORTED.";
this->SetError(e.str());
return false;
}
this->Makefile->AddAlias(exename, aliasedTarget);
return true;
}
// Handle imported target creation.
if(importTarget)
{
// Make sure the target does not already exist.
if(this->Makefile->FindTargetToUse(exename))
{
std::ostringstream e;
e << "cannot create imported target \"" << exename
<< "\" because another target with the same name already exists.";
this->SetError(e.str());
return false;
}
// Create the imported target.
this->Makefile->AddImportedTarget(exename, cmTarget::EXECUTABLE,
importGlobal);
return true;
}
// Enforce name uniqueness.
{
std::string msg;
if(!this->Makefile->EnforceUniqueName(exename, msg))
{
this->SetError(msg);
return false;
}
}
if (s == args.end())
{
this->SetError
("called with incorrect number of arguments, no sources provided");
return false;
}
std::vector<std::string> srclists(s, args.end());
cmTarget* tgt = this->Makefile->AddExecutable(exename.c_str(), srclists,
excludeFromAll);
if ( use_win32 )
{
tgt->SetProperty("WIN32_EXECUTABLE", "ON");
}
if ( use_macbundle)
{
tgt->SetProperty("MACOSX_BUNDLE", "ON");
}
return true;
}
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