101 lines
3.2 KiB
C++
101 lines
3.2 KiB
C++
/*=========================================================================
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Program: CMake - Cross-Platform Makefile Generator
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Module: $RCSfile$
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Language: C++
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Date: $Date$
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Version: $Revision$
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Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved.
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See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notices for more information.
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=========================================================================*/
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#ifndef cmTryCompileCommand_h
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#define cmTryCompileCommand_h
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#include "cmCommand.h"
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/** \class cmTryCompileCommand
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* \brief Specifies where to install some files
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*
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* cmTryCompileCommand is used to test if soucre code can be compiled
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*/
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class cmTryCompileCommand : public cmCommand
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{
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public:
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/**
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* This is a virtual constructor for the command.
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*/
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virtual cmCommand* Clone()
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{
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return new cmTryCompileCommand;
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}
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/**
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* This is called when the command is first encountered in
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* the CMakeLists.txt file.
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*/
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virtual bool InitialPass(std::vector<std::string> const& args);
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/**
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* The name of the command as specified in CMakeList.txt.
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*/
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virtual const char* GetName() { return "TRY_COMPILE";}
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/**
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* Succinct documentation.
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*/
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virtual const char* GetTerseDocumentation()
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{
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return "Try compiling some code.";
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}
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/**
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* This is the core code for try compile. It is here so that other
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* commands, such as TryRun can access the same logic without
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* duplication.
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*/
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static int CoreTryCompileCode(
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cmMakefile *mf, std::vector<std::string> const& argv, bool clean);
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/**
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* This deletes all the files created by TRY_COMPILE or TRY_RUN
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* code. This way we do not have to rely on the timing and
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* dependencies of makefiles.
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*/
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static void CleanupFiles(const char* binDir);
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/**
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* More documentation. */
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virtual const char* GetFullDocumentation()
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{
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return
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" TRY_COMPILE(RESULT_VAR bindir srcdir\n"
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" projectName <targetname> <CMAKE_FLAGS <Flags>>\n"
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" <OUTPUT_VARIABLE var>)\n"
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"Try compiling a program. Return the success or failure in RESULT_VAR. "
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"If <target name> is specified then build just that target "
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"otherwise the all or ALL_BUILD target is built.\n"
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" TRY_COMPILE(RESULT_VAR bindir srcfile\n"
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" <CMAKE_FLAGS <Flags>>\n"
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" <COMPILE_DEFINITIONS <flags> ...>\n"
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" <OUTPUT_VARIABLE var>)\n"
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"Try compiling a srcfile. Return the success or failure in RESULT_VAR. "
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"CMAKE_FLAGS can be used to pass -DVAR:TYPE=VALUE flags to cmake. The "
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"COMPILE_DEFINITIONS are -Ddefinition that will be passed to the "
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"compile line. If srcfile is specified the files in bindir/CMakeTmp "
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"are cleaned automatically. If OUTPUT_VARIABLE is specified, then the "
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"output from the build process is stored in the given variable.";
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}
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cmTypeMacro(cmTryCompileCommand, cmCommand);
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};
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#endif
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