mirror of
https://github.com/reactos/CMake.git
synced 2024-11-28 22:10:32 +00:00
07d5e4b871
- file(WRITE): add configure_file() decoupling hint - function(): definitely mention PARENT_SCOPE - include_directories(): mention possible results of SYSTEM setting - macro(): mention scope specifics of function() - message(): improve SEND_ERROR / FATAL_ERROR docs, since people said it's not obvious
107 lines
3.5 KiB
C++
107 lines
3.5 KiB
C++
/*============================================================================
|
|
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 cmFunctionCommand_h
|
|
#define cmFunctionCommand_h
|
|
|
|
#include "cmCommand.h"
|
|
#include "cmFunctionBlocker.h"
|
|
|
|
class cmFunctionFunctionBlocker : public cmFunctionBlocker
|
|
{
|
|
public:
|
|
cmFunctionFunctionBlocker() {this->Depth=0;}
|
|
virtual ~cmFunctionFunctionBlocker() {}
|
|
virtual bool IsFunctionBlocked(const cmListFileFunction&,
|
|
cmMakefile &mf,
|
|
cmExecutionStatus &);
|
|
virtual bool ShouldRemove(const cmListFileFunction&, cmMakefile &mf);
|
|
|
|
std::vector<std::string> Args;
|
|
std::vector<cmListFileFunction> Functions;
|
|
int Depth;
|
|
};
|
|
|
|
/// Starts function() ... endfunction() block
|
|
class cmFunctionCommand : public cmCommand
|
|
{
|
|
public:
|
|
/**
|
|
* This is a virtual constructor for the command.
|
|
*/
|
|
virtual cmCommand* Clone()
|
|
{
|
|
return new cmFunctionCommand;
|
|
}
|
|
|
|
/**
|
|
* 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);
|
|
|
|
/**
|
|
* This determines if the command is invoked when in script mode.
|
|
*/
|
|
virtual bool IsScriptable() const { return true; }
|
|
|
|
/**
|
|
* The name of the command as specified in CMakeList.txt.
|
|
*/
|
|
virtual const char* GetName() const { return "function";}
|
|
|
|
/**
|
|
* Succinct documentation.
|
|
*/
|
|
virtual const char* GetTerseDocumentation() const
|
|
{
|
|
return "Start recording a function for later invocation as a command.";
|
|
}
|
|
|
|
/**
|
|
* More documentation.
|
|
*/
|
|
virtual const char* GetFullDocumentation() const
|
|
{
|
|
return
|
|
" function(<name> [arg1 [arg2 [arg3 ...]]])\n"
|
|
" COMMAND1(ARGS ...)\n"
|
|
" COMMAND2(ARGS ...)\n"
|
|
" ...\n"
|
|
" endfunction(<name>)\n"
|
|
"Define a function named <name> that takes arguments named "
|
|
"arg1 arg2 arg3 (...). Commands listed after function, but before "
|
|
"the matching endfunction, are not invoked until the function "
|
|
"is invoked. When it is invoked, the commands recorded in the "
|
|
"function are first modified by replacing formal parameters (${arg1}) "
|
|
"with the arguments passed, and then invoked as normal commands. In "
|
|
"addition to referencing the formal parameters you can reference "
|
|
"the variable ARGC which will be set to the number of arguments "
|
|
"passed into the function as well as ARGV0 ARGV1 ARGV2 ... which "
|
|
"will have the actual values of the arguments passed in. This "
|
|
"facilitates creating functions with optional arguments. Additionally "
|
|
"ARGV holds the list of all arguments given to the function and ARGN "
|
|
"holds the list of arguments past the last expected argument."
|
|
"\n"
|
|
"A function opens a new scope: see set(var PARENT_SCOPE) for details."
|
|
"\n"
|
|
"See the cmake_policy() command documentation for the behavior of "
|
|
"policies inside functions."
|
|
;
|
|
}
|
|
|
|
cmTypeMacro(cmFunctionCommand, cmCommand);
|
|
};
|
|
|
|
|
|
#endif
|