CMake/Source/cmUnixMakefileGenerator.cxx

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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: $RCSfile$
Language: C++
Date: $Date$
Version: $Revision$
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Copyright (c) 2001 Insight Consortium
All rights reserved.
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Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
* The name of the Insight Consortium, nor the names of any consortium members,
nor of any contributors, may be used to endorse or promote products derived
from this software without specific prior written permission.
* Modified source versions must be plainly marked as such, and must not be
misrepresented as being the original software.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER AND CONTRIBUTORS ``AS IS''
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR
ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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=========================================================================*/
#include "cmUnixMakefileGenerator.h"
#include "cmMakefile.h"
#include "cmStandardIncludes.h"
#include "cmSystemTools.h"
#include "cmSourceFile.h"
#include "cmMakeDepend.h"
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#include "cmCacheManager.h"
#include "cmGeneratedFileStream.h"
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cmUnixMakefileGenerator::cmUnixMakefileGenerator()
{
m_CacheOnly = false;
m_Recurse = false;
}
void cmUnixMakefileGenerator::GenerateMakefile()
{
// suppoirt override in output directories
if (m_Makefile->GetDefinition("LIBRARY_OUTPUT_PATH"))
{
m_LibraryOutputPath = m_Makefile->GetDefinition("LIBRARY_OUTPUT_PATH");
if(m_LibraryOutputPath.size() &&
m_LibraryOutputPath[m_LibraryOutputPath.size() -1] != '/')
{
m_LibraryOutputPath += "/";
}
cmSystemTools::MakeDirectory(m_LibraryOutputPath.c_str());
m_Makefile->GetLinkDirectories().push_back(m_LibraryOutputPath);
}
if (m_Makefile->GetDefinition("EXECUTABLE_OUTPUT_PATH"))
{
m_ExecutableOutputPath = m_Makefile->GetDefinition("EXECUTABLE_OUTPUT_PATH");
if(m_ExecutableOutputPath.size() &&
m_ExecutableOutputPath[m_ExecutableOutputPath.size() -1] != '/')
{
m_ExecutableOutputPath += "/";
}
cmSystemTools::MakeDirectory(m_ExecutableOutputPath.c_str());
m_Makefile->GetLinkDirectories().push_back(m_ExecutableOutputPath);
}
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if(m_CacheOnly)
{
// Generate the cache only stuff
this->GenerateCacheOnly();
// if recurse then generate for all sub- makefiles
if(m_Recurse)
{
this->RecursiveGenerateCacheOnly();
}
}
// normal makefile output
else
{
// Generate depends
cmMakeDepend md;
md.SetMakefile(m_Makefile);
md.GenerateDependInformation();
this->ProcessDepends(md);
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// output the makefile fragment
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this->OutputMakefile("Makefile");
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}
}
void cmUnixMakefileGenerator::ProcessDepends(const cmMakeDepend &md)
{
// Now create cmDependInformation objects for files in the directory
cmTargets &tgts = m_Makefile->GetTargets();
for(cmTargets::iterator l = tgts.begin(); l != tgts.end(); l++)
{
std::vector<cmSourceFile> &classes = l->second.GetSourceFiles();
for(std::vector<cmSourceFile>::iterator i = classes.begin();
i != classes.end(); ++i)
{
if(!i->GetIsAHeaderFileOnly())
{
// get the depends
const cmDependInformation *info =
md.GetDependInformationForSourceFile(*i);
// Delete any hints from the source file's dependencies.
i->GetDepends().erase(i->GetDepends().begin(), i->GetDepends().end());
// Now add the real dependencies for the file.
if (info)
{
for( cmDependInformation::IndexSet::const_iterator indx =
info->m_IndexSet.begin();
indx != info->m_IndexSet.end(); ++indx)
{
// Make sure the full path is given. If not, the dependency was
// not found.
if(md.GetDependInformation()[*indx]->m_FullPath != "")
{
i->GetDepends().push_back(md.GetDependInformation()[*indx]->m_FullPath);
}
}
}
}
}
}
}
// This is where CMakeTargets.make is generated
void cmUnixMakefileGenerator::OutputMakefile(const char* file)
{
// Create sub directories fro aux source directories
std::vector<std::string>& auxSourceDirs =
m_Makefile->GetAuxSourceDirectories();
if( auxSourceDirs.size() )
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{
// For the case when this is running as a remote build
// on unix, make the directory
for(std::vector<std::string>::iterator i = auxSourceDirs.begin();
i != auxSourceDirs.end(); ++i)
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{
if(i->c_str()[0] != '/')
{
std::string dir = m_Makefile->GetCurrentOutputDirectory();
if(dir.size() && dir[dir.size()-1] != '/')
{
dir += "/";
}
dir += *i;
cmSystemTools::MakeDirectory(dir.c_str());
}
else
{
cmSystemTools::MakeDirectory(i->c_str());
}
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}
}
// Create a stream that writes to a temporary file
// then does a copy at the end. This is to allow users
// to hit control-c during the make of the makefile
cmGeneratedFileStream tempFile(file);
tempFile.SetAlwaysCopy(true);
std::ostream& fout = tempFile.GetStream();
if(!fout)
{
cmSystemTools::Error("Error can not open for write: ", file);
return;
}
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fout << "# CMAKE generated Makefile, DO NOT EDIT!\n"
<< "# Generated from the following files:\n# "
<< m_Makefile->GetHomeOutputDirectory() << "/CMakeCache.txt\n";
std::vector<std::string> lfiles = m_Makefile->GetListFiles();
// sort the array
std::sort(lfiles.begin(), lfiles.end(), std::less<std::string>());
// remove duplicates
std::vector<std::string>::iterator new_end =
std::unique(lfiles.begin(), lfiles.end());
lfiles.erase(new_end, lfiles.end());
for(std::vector<std::string>::const_iterator i = lfiles.begin();
i != lfiles.end(); ++i)
{
fout << "# " << i->c_str() << "\n";
}
fout << "\n\n";
// create a make variable with all of the sources for this Makefile
// for depend purposes.
fout << "CMAKE_MAKEFILE_SOURCES = ";
for(std::vector<std::string>::const_iterator i = lfiles.begin();
i != lfiles.end(); ++i)
{
fout << " " << i->c_str();
}
// Add the cache to the list
fout << " " << m_Makefile->GetHomeOutputDirectory() << "/CMakeCache.txt\n";
fout << "\n\n";
this->OutputMakeVariables(fout);
this->OutputMakeFlags(fout);
this->OutputTargetRules(fout);
this->OutputDependencies(fout);
this->OutputTargets(fout);
this->OutputSubDirectoryRules(fout);
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std::string dependName = m_Makefile->GetStartOutputDirectory();
dependName += "/cmake.depends";
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if(!this->m_CacheOnly)
{
std::ofstream dependout(dependName.c_str());
if(!dependout)
{
cmSystemTools::Error("Error can not open for write: ", dependName.c_str());
return;
}
this->OutputObjectDepends(dependout);
}
this->OutputCustomRules(fout);
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this->OutputMakeRules(fout);
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this->OutputInstallRules(fout);
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// only add the depend include if the depend file exists
if(cmSystemTools::FileExists(dependName.c_str()))
{
fout << "include cmake.depends\n";
}
}
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// Output the rules for any targets
void cmUnixMakefileGenerator::OutputTargetRules(std::ostream& fout)
{
// for each target add to the list of targets
fout << "TARGETS = ";
const cmTargets &tgts = m_Makefile->GetTargets();
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// list libraries first
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bool dll = cmCacheManager::GetInstance()->IsOn("BUILD_SHARED_LIBS");
for(cmTargets::const_iterator l = tgts.begin();
l != tgts.end(); l++)
{
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if (l->second.GetType() == cmTarget::LIBRARY &&
l->second.IsInAll())
{
fout << " \\\n" << m_LibraryOutputPath << "lib" << l->first.c_str();
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if(dll)
{
fout << m_Makefile->GetDefinition("CMAKE_SHLIB_SUFFIX");
}
else
{
fout << ".a";
}
}
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}
// executables
for(cmTargets::const_iterator l = tgts.begin();
l != tgts.end(); l++)
{
if ((l->second.GetType() == cmTarget::EXECUTABLE ||
l->second.GetType() == cmTarget::WIN32_EXECUTABLE) &&
l->second.IsInAll())
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{
fout << " \\\n" << m_ExecutableOutputPath << l->first.c_str();
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}
}
// list utilities last
for(cmTargets::const_iterator l = tgts.begin();
l != tgts.end(); l++)
{
if (l->second.GetType() == cmTarget::UTILITY &&
l->second.IsInAll())
{
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fout << " \\\n" << l->first.c_str();
}
}
fout << "\n\n";
// get the classes from the source lists then add them to the groups
for(cmTargets::const_iterator l = tgts.begin();
l != tgts.end(); l++)
{
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std::vector<cmSourceFile> classes = l->second.GetSourceFiles();
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if (classes.begin() != classes.end())
{
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fout << l->first << "_SRC_OBJS = ";
for(std::vector<cmSourceFile>::iterator i = classes.begin();
i != classes.end(); i++)
{
if(!i->IsAHeaderFileOnly())
{
fout << "\\\n" << i->GetSourceName() << ".o ";
}
}
fout << "\n\n";
}
}
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fout << "CLEAN_OBJECT_FILES = ";
for(cmTargets::const_iterator l = tgts.begin();
l != tgts.end(); l++)
{
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std::vector<cmSourceFile> classes = l->second.GetSourceFiles();
if (classes.begin() != classes.end())
{
fout << "${" << l->first << "_SRC_OBJS} ";
}
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}
fout << "\n";
}
/**
* Output the linking rules on a command line. For executables,
* targetLibrary should be a NULL pointer. For libraries, it should point
* to the name of the library. This will not link a library against itself.
*/
void cmUnixMakefileGenerator::OutputLinkLibraries(std::ostream& fout,
const char* targetLibrary,
const cmTarget &tgt)
{
// Try to emit each search path once
std::set<std::string> emitted;
// Embed runtime search paths if possible and if required.
bool outputRuntime = cmCacheManager::GetInstance()->IsOn("BUILD_SHARED_LIBS");
std::string runtimeFlag;
std::string runtimeSep;
std::vector<std::string> runtimeDirs;
if(m_Makefile->GetDefinition("CMAKE_SHLIB_RUNTIME_FLAG"))
{
runtimeFlag = m_Makefile->GetDefinition("CMAKE_SHLIB_RUNTIME_FLAG");
}
if(m_Makefile->GetDefinition("CMAKE_SHLIB_RUNTIME_SEP"))
{
runtimeSep = m_Makefile->GetDefinition("CMAKE_SHLIB_RUNTIME_SEP");
}
// concatenate all paths or no?
bool runtimeConcatenate = ( runtimeSep!="" );
if(runtimeFlag == "")
{
outputRuntime = false;
}
// Some search paths should never be emitted
emitted.insert("");
emitted.insert("/usr/lib");
// collect all the flags needed for linking libraries
std::string linkLibs;
std::vector<std::string>& libdirs = m_Makefile->GetLinkDirectories();
for(std::vector<std::string>::iterator libDir = libdirs.begin();
libDir != libdirs.end(); ++libDir)
{
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std::string libpath = cmSystemTools::EscapeSpaces(libDir->c_str());
if (m_LibraryOutputPath.size())
{
if(m_LibraryOutputPath != libpath
&& (libpath.find(m_Makefile->GetHomeOutputDirectory())
!= std::string::npos))
{
emitted.insert(libpath);
}
}
if(emitted.insert(libpath).second)
{
std::string::size_type pos = libDir->find("-L");
if((pos == std::string::npos || pos > 0)
&& libDir->find("${") == std::string::npos)
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{
linkLibs += "-L";
if(outputRuntime)
{
runtimeDirs.push_back( libpath );
}
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}
linkLibs += libpath;
linkLibs += " ";
}
}
std::string librariesLinked;
const cmTarget::LinkLibraries& libs = tgt.GetLinkLibraries();
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cmRegularExpression reg("lib(.*)(\\.so$|\\.a|\\.sl$)");
for(cmTarget::LinkLibraries::const_iterator lib = libs.begin();
lib != libs.end(); ++lib)
{
// Don't link the library against itself!
if(targetLibrary && (lib->first == targetLibrary)) continue;
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// don't look at debug libraries
if (lib->second == cmTarget::DEBUG) continue;
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// skip zero size library entries, this may happen
// if a variable expands to nothing.
if (lib->first.size() == 0) continue;
// if it is a full path break it into -L and -l
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cmRegularExpression reg("(^[ \t]*\\-l)|(\\${)");
if(lib->first.find('/') != std::string::npos
&& !reg.find(lib->first))
{
std::string dir, file;
cmSystemTools::SplitProgramPath(lib->first.c_str(),
dir, file);
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std::string libpath = cmSystemTools::EscapeSpaces(dir.c_str());
if(emitted.insert(libpath).second)
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{
linkLibs += "-L";
linkLibs += libpath;
linkLibs += " ";
if(outputRuntime)
{
runtimeDirs.push_back( libpath );
}
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}
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cmRegularExpression libname("lib(.*)\\.(.*)");
if(libname.find(file))
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{
librariesLinked += "-l";
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file = libname.match(1);
librariesLinked += file;
librariesLinked += " ";
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}
}
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// not a full path, so add -l name
else
{
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if(!reg.find(lib->first))
{
librariesLinked += "-l";
}
librariesLinked += lib->first;
librariesLinked += " ";
}
}
linkLibs += librariesLinked;
if(!targetLibrary)
{
// For executables, add these a second time so order does not matter
linkLibs += librariesLinked;
}
fout << linkLibs;
if(outputRuntime && runtimeDirs.size()>0)
{
// For the runtime search directories, do a "-Wl,-rpath,a:b:c" or
// a "-R a -R b -R c" type link line
fout << runtimeFlag;
std::vector<std::string>::iterator itr = runtimeDirs.begin();
fout << *itr;
++itr;
for( ; itr != runtimeDirs.end(); ++itr )
{
if(runtimeConcatenate)
{
fout << runtimeSep << *itr;
}
else
{
fout << " " << runtimeFlag << *itr;
}
}
fout << " ";
}
}
void cmUnixMakefileGenerator::OutputTargets(std::ostream& fout)
{
bool dll = cmCacheManager::GetInstance()->IsOn("BUILD_SHARED_LIBS");
// for each target
const cmTargets &tgts = m_Makefile->GetTargets();
for(cmTargets::const_iterator l = tgts.begin();
l != tgts.end(); l++)
{
if (l->second.GetType() == cmTarget::LIBRARY)
{
fout << "#---------------------------------------------------------\n";
fout << "# rules for a library\n";
fout << "#\n";
fout << m_LibraryOutputPath << "lib" << l->first << ".a: ${" <<
l->first << "_SRC_OBJS} \n";
fout << "\t${CMAKE_AR} cr "
<< m_LibraryOutputPath << "lib" << l->first << ".a ${" <<
l->first << "_SRC_OBJS} \n";
fout << "\t${CMAKE_RANLIB} "
<< m_LibraryOutputPath << "lib" << l->first << ".a\n";
fout << std::endl;
fout << m_LibraryOutputPath << "lib" << l->first << "$(SHLIB_SUFFIX): ${" <<
l->first << "_SRC_OBJS} ${CMAKE_DEPEND_LIBS}\n";
fout << "\trm -f lib" << l->first << "$(SHLIB_SUFFIX)\n";
fout << "\t$(CMAKE_CXX_COMPILER) ${CMAKE_SHLIB_LINK_FLAGS} "
"${CMAKE_SHLIB_BUILD_FLAGS} ${CMAKE_CXX_FLAGS} -o \\\n";
fout << "\t " << m_LibraryOutputPath << "lib" << l->first << "$(SHLIB_SUFFIX) \\\n";
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fout << "\t ${" << l->first <<
"_SRC_OBJS} ";
this->OutputLinkLibraries(fout, l->first.c_str(), l->second);
fout << "\n\n";
}
else if ((l->second.GetType() == cmTarget::EXECUTABLE)
|| (l->second.GetType() == cmTarget::WIN32_EXECUTABLE))
{
fout << m_ExecutableOutputPath << l->first << ": ${" <<
l->first << "_SRC_OBJS} ${CMAKE_DEPEND_LIBS}\n";
fout << "\t${CMAKE_CXX_COMPILER} ";
if (dll)
{
fout << "${CMAKE_SHLIB_LINK_FLAGS} ";
}
fout << "${CMAKE_CXXFLAGS} ${" << l->first << "_SRC_OBJS} ";
this->OutputLinkLibraries(fout, NULL,l->second);
fout << " -o " << m_ExecutableOutputPath << l->first << "\n\n";
}
}
}
// output the list of libraries that the executables
// in this makefile will depend on.
void cmUnixMakefileGenerator::OutputDependencies(std::ostream& fout)
{
// Each dependency should only be emitted once.
std::set<std::string> emitted;
fout << "CMAKE_DEPEND_LIBS = ";
cmTarget::LinkLibraries& libs = m_Makefile->GetLinkLibraries();
cmTarget::LinkLibraries::const_iterator lib2;
// Search the list of libraries that will be linked into
// the executable
emitted.clear();
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for(lib2 = libs.begin(); lib2 != libs.end(); ++lib2)
{
if( ! emitted.insert(lib2->first).second ) continue;
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const char* cacheValue
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= cmCacheManager::GetInstance()->GetCacheValue(lib2->first.c_str());
if(cacheValue
&& (strcmp(m_Makefile->GetCurrentOutputDirectory(), cacheValue) != 0))
{
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std::string libpath = cacheValue;
if(m_LibraryOutputPath.size())
{
libpath = m_LibraryOutputPath;
libpath += "lib";
}
else
{
libpath += "/lib";
}
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libpath += lib2->first;
bool dll = cmCacheManager::GetInstance()->IsOn("BUILD_SHARED_LIBS");
if(dll)
{
libpath += m_Makefile->GetDefinition("CMAKE_SHLIB_SUFFIX");
}
else
{
libpath += ".a";
}
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fout << libpath << " ";
}
}
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fout << "\n\n";
emitted.clear();
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for(lib2 = libs.begin(); lib2 != libs.end(); ++lib2)
{
// loop over the list of directories that the libraries might
// be in, looking for an ADD_LIBRARY(lib...) line. This would
// be stored in the cache
if( ! emitted.insert(lib2->first).second ) continue;
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const char* cacheValue
= cmCacheManager::GetInstance()->GetCacheValue(lib2->first.c_str());
// if cache and not the current directory add a rule, to
// jump into the directory and build for the first time
if(cacheValue
&& (strcmp(m_Makefile->GetCurrentOutputDirectory(), cacheValue) != 0))
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{
std::string library = "lib";
library += lib2->first;
bool dll = cmCacheManager::GetInstance()->IsOn("BUILD_SHARED_LIBS");
if(dll)
{
library += m_Makefile->GetDefinition("CMAKE_SHLIB_SUFFIX");
}
else
{
library += ".a";
}
std::string libpath = cacheValue;
if(m_LibraryOutputPath.size())
{
libpath = m_LibraryOutputPath;
}
else
{
libpath += "/";
}
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libpath += library;
// put out a rule to build the library if it does not exist
fout << libpath.c_str()
<< ":\n\tcd " << cacheValue
<< "; make " << m_LibraryOutputPath << library.c_str() << "\n\n";
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}
}
}
// output make include flags
void cmUnixMakefileGenerator::OutputMakeFlags(std::ostream& fout)
{
// Output Include paths
fout << "INCLUDE_FLAGS = ";
std::vector<std::string>& includes = m_Makefile->GetIncludeDirectories();
std::vector<std::string>::iterator i;
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fout << "-I" << m_Makefile->GetStartDirectory() << " ";
for(i = includes.begin(); i != includes.end(); ++i)
{
std::string include = *i;
fout << "-I" << cmSystemTools::EscapeSpaces(i->c_str()).c_str() << " ";
}
fout << m_Makefile->GetDefineFlags();
fout << "\n\n";
fout << "default_target: all\n\n";
// see if there are files to compile in this makefile
// These are used for both libraries and executables
}
// fix up names of directories so they can be used
// as targets in makefiles.
inline std::string FixDirectoryName(const char* dir)
{
std::string s = dir;
// replace ../ with 3 under bars
size_t pos = s.find("../");
if(pos != std::string::npos)
{
s.replace(pos, 3, "___");
}
// replace / directory separators with a single under bar
pos = s.find("/");
while(pos != std::string::npos)
{
s.replace(pos, 1, "_");
pos = s.find("/");
}
return s;
}
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void
cmUnixMakefileGenerator::
OutputSubDirectoryVars(std::ostream& fout,
const char* var,
const char* target,
const char* target1,
const char* target2,
const std::vector<std::string>& SubDirectories)
{
if( SubDirectories.size() == 0)
{
return;
}
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fout << "# Variable for making " << target << " in subdirectories.\n";
fout << var << " = \\\n";
unsigned int i;
for(i =0; i < SubDirectories.size(); i++)
{
std::string subdir = FixDirectoryName(SubDirectories[i].c_str());
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fout << target << "_" << subdir.c_str();
if(i == SubDirectories.size()-1)
{
fout << " \n\n";
}
else
{
fout << " \\\n";
}
}
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fout << "# Targets for making " << target << " in subdirectories.\n";
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for(unsigned int i =0; i < SubDirectories.size(); i++)
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{
std::string subdir = FixDirectoryName(SubDirectories[i].c_str());
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fout << target << "_" << subdir.c_str() << ":\n";
if(target1)
{
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fout << "\t@if test ! -d " << SubDirectories[i].c_str() << "; then ${MAKE} rebuild_cache; fi\n"
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"\tcd " << SubDirectories[i].c_str()
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<< "; ${MAKE} -${MAKEFLAGS} " << target1 << "\n";
}
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if(target2)
{
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fout << "\t@cd " << SubDirectories[i].c_str()
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<< "; ${MAKE} -${MAKEFLAGS} " << target2 << "\n";
}
}
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fout << "\n\n";
}
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// output rules for decending into sub directories
void cmUnixMakefileGenerator::OutputSubDirectoryRules(std::ostream& fout)
{
// Output Sub directory build rules
const std::vector<std::string>& SubDirectories
= m_Makefile->GetSubDirectories();
if( SubDirectories.size() == 0)
{
return;
}
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this->OutputSubDirectoryVars(fout, "SUBDIR_BUILD", "build",
"cmake.depends",
"all",
SubDirectories);
this->OutputSubDirectoryVars(fout, "SUBDIR_CLEAN", "clean",
"clean",
0,
SubDirectories);
this->OutputSubDirectoryVars(fout, "SUBDIR_DEPEND", "depend",
"depend",
0,
SubDirectories);
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this->OutputSubDirectoryVars(fout, "SUBDIR_INSTALL", "install",
"install",
0,
SubDirectories);
}
// Output the depend information for all the classes
// in the makefile. These would have been generated
// by the class cmMakeDepend GenerateMakefile
void cmUnixMakefileGenerator::OutputObjectDepends(std::ostream& fout)
{
// Iterate over every target.
std::map<std::string, cmTarget>& targets = m_Makefile->GetTargets();
for(std::map<std::string, cmTarget>::const_iterator target = targets.begin();
target != targets.end(); ++target)
{
// Iterate over every source for this target.
const std::vector<cmSourceFile>& sources = target->second.GetSourceFiles();
for(std::vector<cmSourceFile>::const_iterator source = sources.begin();
source != sources.end(); ++source)
{
if(!source->IsAHeaderFileOnly())
{
if(!source->GetDepends().empty())
{
fout << source->GetSourceName() << ".o :";
// Iterate through all the dependencies for this source.
for(std::vector<std::string>::const_iterator dep =
source->GetDepends().begin();
dep != source->GetDepends().end(); ++dep)
{
fout << " \\\n" << dep->c_str();
}
fout << "\n\n";
}
}
}
}
}
// Output each custom rule in the following format:
// output: source depends...
// (tab) command...
void cmUnixMakefileGenerator::OutputCustomRules(std::ostream& fout)
{
// We may be modifying the source groups temporarily, so make a copy.
std::vector<cmSourceGroup> sourceGroups = m_Makefile->GetSourceGroups();
const cmTargets &tgts = m_Makefile->GetTargets();
for(cmTargets::const_iterator tgt = tgts.begin();
tgt != tgts.end(); ++tgt)
{
// add any custom rules to the source groups
for (std::vector<cmCustomCommand>::const_iterator cr =
tgt->second.GetCustomCommands().begin();
cr != tgt->second.GetCustomCommands().end(); ++cr)
{
cmSourceGroup& sourceGroup =
m_Makefile->FindSourceGroup(cr->GetSourceName().c_str(),
sourceGroups);
cmCustomCommand cc(*cr);
cc.ExpandVariables(*m_Makefile);
sourceGroup.AddCustomCommand(cc);
}
}
// Loop through every source group.
for(std::vector<cmSourceGroup>::const_iterator sg =
sourceGroups.begin(); sg != sourceGroups.end(); ++sg)
{
const cmSourceGroup::BuildRules& buildRules = sg->GetBuildRules();
if(buildRules.empty())
{ continue; }
std::string name = sg->GetName();
if(name != "")
{
fout << "# Start of source group \"" << name.c_str() << "\"\n";
}
// Loop through each source in the source group.
for(cmSourceGroup::BuildRules::const_iterator cc =
buildRules.begin(); cc != buildRules.end(); ++ cc)
{
std::string source = cc->first;
const cmSourceGroup::Commands& commands = cc->second;
// Loop through every command generating code from the current source.
for(cmSourceGroup::Commands::const_iterator c = commands.begin();
c != commands.end(); ++c)
{
std::string command = c->first;
const cmSourceGroup::CommandFiles& commandFiles = c->second;
// if the command has no outputs, then it is a utility command
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// with no outputs
if(commandFiles.m_Outputs.size() == 0)
{
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fout << source.c_str() << ": ";
// Write out all the dependencies for this rule.
for(std::set<std::string>::const_iterator d =
commandFiles.m_Depends.begin();
d != commandFiles.m_Depends.end(); ++d)
{
std::string dep = cmSystemTools::EscapeSpaces(d->c_str());
fout << " " << dep.c_str();
}
fout << "\n\t" << command.c_str() << "\n\n";
}
// Write a rule for every output generated by this command.
for(std::set<std::string>::const_iterator output =
commandFiles.m_Outputs.begin();
output != commandFiles.m_Outputs.end(); ++output)
{
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std::string src = cmSystemTools::EscapeSpaces(source.c_str());
fout << output->c_str() << ": " << src.c_str();
// Write out all the dependencies for this rule.
for(std::set<std::string>::const_iterator d =
commandFiles.m_Depends.begin();
d != commandFiles.m_Depends.end(); ++d)
{
std::string dep = cmSystemTools::EscapeSpaces(d->c_str());
fout << " " << dep.c_str();
}
fout << "\n\t" << command.c_str() << "\n\n";
}
}
}
if(name != "")
{
fout << "# End of source group \"" << name.c_str() << "\"\n\n";
}
}
}
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void cmUnixMakefileGenerator::GenerateCacheOnly()
{
cmSystemTools::MakeDirectory(m_Makefile->GetStartOutputDirectory());
std::string dest = m_Makefile->GetStartOutputDirectory();
dest += "/Makefile";
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std::cout << "cmake: creating : " << dest.c_str() << std::endl;
this->OutputMakefile(dest.c_str());
return;
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}
void cmUnixMakefileGenerator::RecursiveGenerateCacheOnly()
{
std::vector<cmMakefile*> makefiles;
m_Makefile->FindSubDirectoryCMakeListsFiles(makefiles);
for(std::vector<cmMakefile*>::iterator i = makefiles.begin();
i != makefiles.end(); ++i)
{
cmMakefile* mf = *i;
if(m_Makefile->GetDefinition("RUN_CONFIGURE"))
{
mf->AddDefinition("RUN_CONFIGURE", true);
}
cmUnixMakefileGenerator* gen = new cmUnixMakefileGenerator;
gen->SetCacheOnlyOn();
gen->SetRecurseOff();
mf->SetMakefileGenerator(gen);
mf->GenerateMakefile();
}
// CLEAN up the makefiles created
for(unsigned int i =0; i < makefiles.size(); ++i)
{
delete makefiles[i];
}
}
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void cmUnixMakefileGenerator::OutputMakeVariables(std::ostream& fout)
{
if(strcmp(m_Makefile->GetHomeDirectory(),
m_Makefile->GetHomeOutputDirectory()) == 0)
{
fout << "srcdir = .\n\n";
}
else
{
fout << "srcdir = " << m_Makefile->GetStartDirectory() << "\n";
fout << "VPATH = " << m_Makefile->GetStartDirectory() << "\n";
}
const char* variables =
"# the standard shell for make\n"
"SHELL = /bin/sh\n"
"\n"
"CMAKE_LIB_EXT = @CMAKE_LIB_EXT@\n"
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"CMAKE_RANLIB = @CMAKE_RANLIB@\n"
"CMAKE_AR = @CMAKE_AR@\n"
"CMAKE_C_COMPILER = @CMAKE_C_COMPILER@\n"
"CMAKE_CFLAGS = @CMAKE_C_FLAGS@ @CMAKE_SHLIB_CFLAGS@ \n"
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"\n"
"CMAKE_CXX_COMPILER = @CMAKE_CXX_COMPILER@\n"
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"CMAKE_CXXFLAGS = @CMAKE_CXX_FLAGS@ @CMAKE_SHLIB_CFLAGS@ @CMAKE_TEMPLATE_FLAGS@ \n"
"\n"
"CMAKE_SHLIB_BUILD_FLAGS = @CMAKE_SHLIB_BUILD_FLAGS@\n"
"CMAKE_SHLIB_LINK_FLAGS = @CMAKE_SHLIB_LINK_FLAGS@\n"
"DL_LIBS = @CMAKE_DL_LIBS@\n"
"SHLIB_LD_LIBS = @CMAKE_SHLIB_LD_LIBS@\n"
"SHLIB_SUFFIX = @CMAKE_SHLIB_SUFFIX@\n"
"THREAD_LIBS = @CMAKE_THREAD_LIBS@\n"
"\n"
"# set up the path to the rulesgen program\n"
"CMAKE_COMMAND = ${CMAKE_COMMAND}\n"
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"\n"
"\n"
"\n";
std::string replaceVars = variables;
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bool dll = cmCacheManager::GetInstance()->IsOn("BUILD_SHARED_LIBS");
if(!dll)
{
// if not a dll then remove the shlib -fpic flag
m_Makefile->AddDefinition("CMAKE_SHLIB_CFLAGS", "");
}
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m_Makefile->ExpandVariablesInString(replaceVars);
fout << replaceVars.c_str();
fout << "CMAKE_CURRENT_SOURCE = " << m_Makefile->GetStartDirectory() << "\n";
fout << "CMAKE_CURRENT_BINARY = " << m_Makefile->GetStartOutputDirectory() << "\n";
}
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void cmUnixMakefileGenerator::OutputInstallRules(std::ostream& fout)
{
bool dll = cmCacheManager::GetInstance()->IsOn("BUILD_SHARED_LIBS");
const char* root
= cmCacheManager::GetInstance()->GetCacheValue("CMAKE_ROOT");
fout << "INSTALL = " << root << "/Templates/install-sh -c\n";
fout << "INSTALL_PROGRAM = ${INSTALL}\n";
fout << "INSTALL_DATA = ${INSTALL} -m 644\n";
const cmTargets &tgts = m_Makefile->GetTargets();
fout << "install: ${SUBDIR_INSTALL}\n";
fout << "\t@echo \"Installing ...\"\n";
const char* prefix
= cmCacheManager::GetInstance()->GetCacheValue("CMAKE_INSTALL_PREFIX");
if (!prefix)
{
prefix = "/usr/local";
}
for(cmTargets::const_iterator l = tgts.begin();
l != tgts.end(); l++)
{
if (l->second.GetInstallPath() != "")
{
// first make the directories for each target
fout << "\t@if [ ! -d " << prefix << l->second.GetInstallPath() <<
" ] ; then \\\n";
fout << "\t echo \"Making directory " << prefix
<< l->second.GetInstallPath() << " \"; \\\n";
fout << "\t mkdir -p " << prefix << l->second.GetInstallPath()
<< "; \\\n";
fout << "\t chmod 755 " << prefix << l->second.GetInstallPath()
<< "; \\\n";
fout << "\t else true; \\\n";
fout << "\t fi\n";
// now install the target
switch (l->second.GetType())
{
case cmTarget::LIBRARY:
fout << "\t$(INSTALL_DATA) lib" << l->first;
if(dll)
{
fout << m_Makefile->GetDefinition("CMAKE_SHLIB_SUFFIX");
}
else
{
fout << ".a";
}
fout << " " << prefix << l->second.GetInstallPath() << "\n";
break;
case cmTarget::WIN32_EXECUTABLE:
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case cmTarget::EXECUTABLE:
fout << "\t$(INSTALL_PROGRAM) " << l->first
<< " " << prefix << l->second.GetInstallPath() << "\n";
break;
case cmTarget::INSTALL:
{
const std::vector<std::string> &sf = l->second.GetSourceLists();
std::vector<std::string>::const_iterator i;
for (i = sf.begin(); i != sf.end(); ++i)
{
fout << "\t@ echo \"Installing " << *i << " \"\n";
fout << "\t@if [ -e " << *i << " ] ; then \\\n";
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fout << "\t $(INSTALL) " << *i
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<< " " << prefix << l->second.GetInstallPath() << "; \\\n";
fout << "\t elif [ -e ${srcdir}/" << *i << " ] ; then \\\n";
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fout << "\t $(INSTALL) ${srcdir}/" << *i
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<< " " << prefix << l->second.GetInstallPath() << "; \\\n";
fout << "\telse \\\n";
fout << "\t echo \" ERROR!!! Unable to find: " << *i
<< " \"; \\\n";
fout << "\t fi\n";
}
}
break;
case cmTarget::UTILITY:
default:
break;
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}
}
}
}
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void cmUnixMakefileGenerator::OutputMakeRules(std::ostream& fout)
{
this->OutputMakeRule(fout,
"# tell make about .cxx and .java",
".SUFFIXES", ".cxx .java .class", 0);
this->OutputMakeRule(fout,
"# build c file",
".c.o",
0,
"${CMAKE_C_COMPILER} ${CMAKE_CFLAGS} ${INCLUDE_FLAGS} -c $< -o $@");
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this->OutputMakeRule(fout,
"# build cplusplus file",
".cxx.o",
0,
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"${CMAKE_CXX_COMPILER} ${CMAKE_CXXFLAGS} ${INCLUDE_FLAGS} -c $< -o $@");
// only include the cmake.depends and not the Makefile, as
// building one will cause the other to be built
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this->OutputMakeRule(fout,
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"Default build rule",
"all",
"cmake.depends ${TARGETS} ${SUBDIR_BUILD} ${CMAKE_COMMAND}",
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0);
this->OutputMakeRule(fout,
"remove generated files",
"clean",
"${SUBDIR_CLEAN}",
"rm -f ${CLEAN_OBJECT_FILES} ${EXECUTABLES} ${TARGETS}");
this->OutputMakeRule(fout,
"Rule to build the cmake.depends and Makefile as side effect",
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"cmake.depends",
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"${CMAKE_COMMAND} ${CMAKE_MAKEFILE_SOURCES} ",
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"${CMAKE_COMMAND} "
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"-S${CMAKE_CURRENT_SOURCE} -O${CMAKE_CURRENT_BINARY} "
"-H${CMAKE_SOURCE_DIR} -B${CMAKE_BINARY_DIR}");
this->OutputMakeRule(fout,
"Rule to force the build of cmake.depends",
"depend",
"${SUBDIR_DEPEND}",
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"${CMAKE_COMMAND} "
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"-S${CMAKE_CURRENT_SOURCE} -O${CMAKE_CURRENT_BINARY} "
"-H${CMAKE_SOURCE_DIR} -B${CMAKE_BINARY_DIR}");
this->OutputMakeRule(fout,
"Rebuild the cache",
"rebuild_cache",
"${CMAKE_BINARY_DIR}/CMakeCache.txt",
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"${CMAKE_COMMAND} "
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"-H${CMAKE_SOURCE_DIR} -B${CMAKE_BINARY_DIR}");
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this->OutputMakeRule(fout,
"Rebuild the cache",
"${CMAKE_BINARY_DIR}/CMakeCache.txt",
0,
"${CMAKE_COMMAND} "
"-H${CMAKE_SOURCE_DIR} -B${CMAKE_BINARY_DIR}");
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this->OutputMakeRule(fout,
"Rebuild cmake dummy rule",
"${CMAKE_COMMAND}",
0,
"echo \"cmake might be out of date\"");
this->OutputMakeRule(fout,
"Rule to keep make from removing Makefiles "
"if control-C is hit during a run of cmake.",
".PRECIOUS",
"Makefile cmake.depends",
0);
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}
void cmUnixMakefileGenerator::OutputMakeRule(std::ostream& fout,
const char* comment,
const char* target,
const char* depends,
const char* command)
{
if(!target)
{
cmSystemTools::Error("no target for OutputMakeRule");
return;
}
std::string replace;
if(comment)
{
replace = comment;
m_Makefile->ExpandVariablesInString(replace);
fout << "# " << comment;
}
fout << "\n";
replace = target;
m_Makefile->ExpandVariablesInString(replace);
fout << replace.c_str() << ": ";
if(depends)
{
replace = depends;
m_Makefile->ExpandVariablesInString(replace);
fout << replace.c_str();
}
fout << "\n";
if(command)
{
replace = command;
m_Makefile->ExpandVariablesInString(replace);
fout << "\t" << replace.c_str() << "\n\n";
}
fout << "\n\n\n";
}
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void cmUnixMakefileGenerator::SetLocal (bool local)
{
if (local)
{
m_CacheOnly = false;
m_Recurse = false;
}
else
{
m_CacheOnly = true;
m_Recurse = true;
}
}
void cmUnixMakefileGenerator::ComputeSystemInfo()
{
if (m_CacheOnly)
{
// currently we run configure shell script here to determine the info
std::string output;
std::string cmd = "cd ";
cmd += m_Makefile->GetHomeOutputDirectory();
cmd += "; ";
const char* root
= cmCacheManager::GetInstance()->GetCacheValue("CMAKE_ROOT");
cmd += root;
cmd += "/Templates/configure";
cmSystemTools::RunCommand(cmd.c_str(), output);
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m_Makefile->AddDefinition("RUN_CONFIGURE", true);
}
// now load the settings
std::string fpath = m_Makefile->GetHomeOutputDirectory();
fpath += "/CMakeSystemConfig.cmake";
m_Makefile->ReadListFile(NULL,fpath.c_str());
}