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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.
============================================================================*/
#ifndef cmExportCommand_h
#define cmExportCommand_h
#include "cmCommand.h"
#include "cmDocumentLocationUndefined.h"
class cmExportBuildFileGenerator;
/** \class cmExportLibraryDependenciesCommand
* \brief Add a test to the lists of tests to run.
*
* cmExportLibraryDependenciesCommand adds a test to the list of tests to run
*
*/
class cmExportCommand : public cmCommand
{
public:
cmExportCommand();
/**
* This is a virtual constructor for the command.
*/
virtual cmCommand* Clone()
{
return new cmExportCommand;
}
/**
* This is called when the command is first encountered in
* the CMakeLists.txt file.
*/
virtual bool InitialPass(std::vector<std::string> const& args,
cmExecutionStatus &status);
/**
* The name of the command as specified in CMakeList.txt.
*/
virtual const char* GetName() const { return "export";}
/**
* Succinct documentation.
*/
virtual const char* GetTerseDocumentation() const
{
return
"Export targets from the build tree for use by outside projects.";
}
/**
* More documentation.
*/
virtual const char* GetFullDocumentation() const
{
return
" export(TARGETS [target1 [target2 [...]]] [NAMESPACE <namespace>]\n"
" [APPEND] FILE <filename>)\n"
"Create a file <filename> that may be included by outside projects to "
"import targets from the current project's build tree. "
"This is useful during cross-compiling to build utility executables "
"that can run on the host platform in one project and then import "
"them into another project being compiled for the target platform. "
"If the NAMESPACE option is given the <namespace> string will be "
"prepended to all target names written to the file. "
"If the APPEND option is given the generated code will be appended "
"to the file instead of overwriting it. "
"If a library target is included in the export but "
"a target to which it links is not included the behavior is "
"unspecified."
"\n"
"The file created by this command is specific to the build tree and "
"should never be installed. "
"See the install(EXPORT) command to export targets from an "
"installation tree."
CM_LOCATION_UNDEFINED_BEHAVIOR("passing it to this command")
"\n"
" export(PACKAGE <name>)\n"
"Store the current build directory in the CMake user package registry "
"for package <name>. "
"The find_package command may consider the directory while searching "
"for package <name>. "
"This helps dependent projects find and use a package from the "
"current project's build tree without help from the user. "
"Note that the entry in the package registry that this command "
"creates works only in conjunction with a package configuration "
"file (<name>Config.cmake) that works with the build tree."
;
}
cmTypeMacro(cmExportCommand, cmCommand);
private:
cmCommandArgumentGroup ArgumentGroup;
cmCAStringVector Targets;
cmCAEnabler Append;
cmCAString Namespace;
cmCAString Filename;
friend class cmExportBuildFileGenerator;
std::string ErrorMessage;
bool HandlePackage(std::vector<std::string> const& args);
void StorePackageRegistryWin(std::string const& package,
const char* content, const char* hash);
void StorePackageRegistryDir(std::string const& package,
const char* content, const char* hash);
void ReportRegistryError(std::string const& msg, std::string const& key,
long err);
};
#endif
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