ENH: Added UTILITY_SOURCE command for specifying where a 3rd party utility's source is located when it is included in the distribution of a project.

This commit is contained in:
Brad King 2001-03-08 10:30:18 -05:00
parent 5c8b68ba70
commit 4666b01710
7 changed files with 195 additions and 2 deletions

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@ -39,6 +39,7 @@
#include "cmWrapExcludeFilesCommand.cxx"
#include "cmWrapTclCommand.cxx"
#include "cmBuildSharedLibrariesCommand.cxx"
#include "cmUtilitySourceCommand.cxx"
void GetPredefinedCommands(std::list<cmCommand*>& commands)
{
@ -75,6 +76,7 @@ void GetPredefinedCommands(std::list<cmCommand*>& commands)
commands.push_back(new cmWrapExcludeFilesCommand);
commands.push_back(new cmWrapTclCommand);
commands.push_back(new cmBuildSharedLibrariesCommand);
commands.push_back(new cmUtilitySourceCommand);
}

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@ -29,6 +29,7 @@ cmMakefile::cmMakefile()
m_DefineFlags = " ";
m_MakefileGenerator = 0;
this->AddDefaultCommands();
this->AddDefaultDefinitions();
}
void cmMakefile::AddDefaultCommands()
@ -523,5 +524,17 @@ void cmMakefile::GenerateCacheOnly()
}
}
/**
* Add the default definitions to the makefile. These values must not
* be dependent on anything that isn't known when this cmMakefile instance
* is constructed.
*/
void cmMakefile::AddDefaultDefinitions()
{
#if defined(_WIN32) && !defined(__CYGWIN__)
this->AddDefinition("CMAKE_CFG","$(CFG)");
#else
this->AddDefinition("CMAKE_CFG",".");
#endif
}

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@ -420,7 +420,7 @@ private:
// to the m_Classes array
void PrintStringVector(const char* s, std::vector<std::string>& v);
void AddDefaultCommands();
void AddDefaultDefinitions();
};

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@ -65,6 +65,17 @@ void cmSystemTools::GetPath(std::vector<std::string>& path)
}
}
const char* cmSystemTools::GetExecutableExtension()
{
#if defined(_WIN32)
return ".exe";
#else
return "";
#endif
}
bool cmSystemTools::MakeDirectory(const char* path)
{
std::string dir = path;

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@ -85,6 +85,12 @@ public:
*/
static void GetPath(std::vector<std::string>& path);
/**
* Get the file extension (including ".") needed for an executable
* on the current platform ("" for unix, ".exe" for Windows).
*/
static const char* GetExecutableExtension();
/**
* Display an error message.
*/

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@ -0,0 +1,81 @@
/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: $RCSfile$
Language: C++
Date: $Date$
Version: $Revision$
Copyright (c) 2000 National Library of Medicine
All rights reserved.
See COPYRIGHT.txt for copyright details.
=========================================================================*/
#include "cmUtilitySourceCommand.h"
// cmUtilitySourceCommand
bool cmUtilitySourceCommand::Invoke(std::vector<std::string>& args)
{
if(args.size() < 3)
{
this->SetError("called with incorrect number of arguments");
return false;
}
std::vector<std::string>::const_iterator arg = args.begin();
// The first argument is the cache entry name.
std::string cacheEntry = *arg++;
const char* cacheValue =
cmCacheManager::GetInstance()->GetCacheValue(cacheEntry.c_str());
// If it exists already, we are done.
if(cacheValue)
{
// Set the makefile's definition with the cache value.
m_Makefile->AddDefinition(cacheEntry.c_str(), cacheValue);
return true;
}
// The second argument is the utility's executable name, which will be
// needed later.
std::string utilityName = *arg++;
// The third argument specifies the relative directory of the source
// of the utility.
std::string relativeSource = *arg++;
std::string utilitySource = m_Makefile->GetCurrentDirectory();
utilitySource = utilitySource+"/"+relativeSource;
// If the directory doesn't exist, the source has not been included.
if(!cmSystemTools::FileExists(utilitySource.c_str()))
{ return true; }
// Make sure all the files exist in the source directory.
while(arg != args.end())
{
std::string file = utilitySource+"/"+*arg++;
if(!cmSystemTools::FileExists(file.c_str()))
{ return true; }
}
// The source exists. Construct the cache entry for the executable's
// location.
std::string cmakeCFG = m_Makefile->GetDefinition("CMAKE_CFG");
std::string utilityExecutable = m_Makefile->GetCurrentOutputDirectory();
utilityExecutable =
(utilityExecutable+"/"+relativeSource+"/"+cmakeCFG+"/"
+utilityName+cmSystemTools::GetExecutableExtension());
// Enter the value into the cache.
cmCacheManager::GetInstance()->AddCacheEntry(cacheEntry.c_str(),
utilityExecutable.c_str(),
cmCacheManager::FILEPATH);
// Set the definition in the makefile.
m_Makefile->AddDefinition(cacheEntry.c_str(), utilityExecutable.c_str());
return true;
}

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@ -0,0 +1,80 @@
/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: $RCSfile$
Language: C++
Date: $Date$
Version: $Revision$
Copyright (c) 2000 National Library of Medicine
All rights reserved.
See COPYRIGHT.txt for copyright details.
=========================================================================*/
#ifndef cmUtilitySourceCommand_h
#define cmUtilitySourceCommand_h
#include "cmStandardIncludes.h"
#include "cmCommand.h"
/** \class cmUtilitySourceCommand
* \brief A command to setup a cache entry with the location of a third-party
* utility's source.
*
* cmUtilitySourceCommand is used when a third-party utility's source is
* included in the project's source tree. It specifies the location of
* the executable's source, and any files that may be needed to confirm the
* identity of the source.
*/
class cmUtilitySourceCommand : public cmCommand
{
public:
/**
* This is a virtual constructor for the command.
*/
virtual cmCommand* Clone()
{
return new cmUtilitySourceCommand;
}
/**
* This is called when the command is first encountered in
* the CMakeLists.txt file.
*/
virtual bool Invoke(std::vector<std::string>& args);
/**
* The name of the command as specified in CMakeList.txt.
*/
virtual const char* GetName() { return "UTILITY_SOURCE";}
/**
* Succinct documentation.
*/
virtual const char* GetTerseDocumentation()
{
return "Specify the source tree of a third-party utility.";
}
/**
* More documentation.
*/
virtual const char* GetFullDocumentation()
{
return
"UTILITY_SOURCE(cache_entry executable_name path_to_source [file1 file2 ...])\n"
"When a third-party utility's source is included in the distribution,\n"
"this command specifies its location and name. The cache entry will\n"
"not be set unless the path_to_source and all listed files exist. It\n"
"is assumed that the source tree of the utility will have been built\n"
"before it is needed.";
}
cmTypeMacro(cmUtilitySourceCommand, cmCommand);
};
#endif