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CMake/Source/cmSourceFile.cxx

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/*=========================================================================
Program: CMake - Cross-Platform Makefile Generator
Module: $RCSfile$
Language: C++
Date: $Date$
Version: $Revision$
Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved.
See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
#include "cmSourceFile.h"
#include "cmSystemTools.h"
#include "cmake.h"
// Set the name of the class and the full path to the file.
// The class must be found in dir and end in name.cxx, name.txx,
// name.c or it will be considered a header file only class
// and not included in the build process
bool cmSourceFile::SetName(const char* name, const char* dir,
const std::vector<std::string>& sourceExts,
const std::vector<std::string>& headerExts,
const char* target)
{
this->SetProperty("HEADER_FILE_ONLY","1");
this->SourceNameWithoutLastExtension = "";
// Save the original name given.
this->SourceName = name;
// Convert the name to a full path in case the given name is a
// relative path.
std::string pathname = cmSystemTools::CollapseFullPath(name, dir);
// First try and see whether the listed file can be found
// as is without extensions added on.
std::string hname = pathname;
if(cmSystemTools::FileExists(hname.c_str()))
{
this->SourceName = cmSystemTools::GetFilenamePath(name);
if ( this->SourceName.size() > 0 )
{
this->SourceName += "/";
}
this->SourceName += cmSystemTools::GetFilenameWithoutLastExtension(name);
std::string::size_type pos = hname.rfind('.');
if(pos != std::string::npos)
{
this->SourceExtension = hname.substr(pos+1, hname.size()-pos);
if ( cmSystemTools::FileIsFullPath(name) )
{
std::string::size_type pos2 = hname.rfind('/');
if(pos2 != std::string::npos)
{
this->SourceName = hname.substr(pos2+1, pos - pos2-1);
}
}
}
// See if the file is a header file
if(std::find( headerExts.begin(), headerExts.end(),
this->SourceExtension ) == headerExts.end())
{
this->SetProperty("HEADER_FILE_ONLY","0");
}
this->FullPath = hname;
// Mark this as an external object file if it has the proper
// extension. THIS CODE IS DUPLICATED IN THE OTHER SetName METHOD.
// THESE METHODS SHOULD BE MERGED.
if ( this->SourceExtension == "obj" || this->SourceExtension == "o" ||
this->SourceExtension == "lo" )
{
this->SetProperty("EXTERNAL_OBJECT", "1");
}
return true;
}
// Next, try the various source extensions
for( std::vector<std::string>::const_iterator ext = sourceExts.begin();
ext != sourceExts.end(); ++ext )
{
hname = pathname;
hname += ".";
hname += *ext;
if(cmSystemTools::FileExists(hname.c_str()))
{
this->SourceExtension = *ext;
this->SetProperty("HEADER_FILE_ONLY","0");
this->FullPath = hname;
return true;
}
}
// Finally, try the various header extensions
for( std::vector<std::string>::const_iterator ext = headerExts.begin();
ext != headerExts.end(); ++ext )
{
hname = pathname;
hname += ".";
hname += *ext;
if(cmSystemTools::FileExists(hname.c_str()))
{
this->SourceExtension = *ext;
this->FullPath = hname;
return true;
}
}
cmOStringStream e;
e << "Cannot find source file \"" << pathname << "\"";
if(target)
{
e << " for target \"" << target << "\"";
}
e << "\n\nTried extensions";
for( std::vector<std::string>::const_iterator ext = sourceExts.begin();
ext != sourceExts.end(); ++ext )
{
e << " ." << *ext;
}
for( std::vector<std::string>::const_iterator ext = headerExts.begin();
ext != headerExts.end(); ++ext )
{
e << " ." << *ext;
}
cmSystemTools::Error(e.str().c_str());
return false;
}
void cmSourceFile::SetName(const char* name, const char* dir, const char *ext,
bool hfo)
{
this->SetProperty("HEADER_FILE_ONLY",(hfo ? "1" : "0"));
this->SourceNameWithoutLastExtension = "";
this->SourceName = name;
std::string fname = this->SourceName;
if(ext && strlen(ext))
{
fname += ".";
fname += ext;
}
this->FullPath = cmSystemTools::CollapseFullPath(fname.c_str(), dir);
cmSystemTools::ConvertToUnixSlashes(this->FullPath);
this->SourceExtension = ext;
// Mark this as an external object file if it has the proper
// extension. THIS CODE IS DUPLICATED IN THE OTHER SetName METHOD.
// THESE METHODS SHOULD BE MERGED.
if ( this->SourceExtension == "obj" || this->SourceExtension == "o" ||
this->SourceExtension == "lo" )
{
this->SetProperty("EXTERNAL_OBJECT", "1");
}
return;
}
void cmSourceFile::Print() const
{
std::cerr << "this->FullPath: " << this->FullPath << "\n";
std::cerr << "this->SourceName: " << this->SourceName << std::endl;
std::cerr << "this->SourceExtension: " << this->SourceExtension << "\n";
}
void cmSourceFile::SetProperty(const char* prop, const char* value)
{
if (!prop)
{
return;
}
if (!value)
{
value = "NOTFOUND";
}
this->Properties.SetProperty(prop, value, cmProperty::SOURCE_FILE);
}
const char *cmSourceFile::GetProperty(const char* prop) const
{
// watch for special "computed" properties that are dependent on other
// properties or variables, always recompute them
if (!strcmp(prop,"LOCATION"))
{
return this->FullPath.c_str();
}
bool chain = false;
return this->Properties.GetPropertyValue(prop,cmProperty::SOURCE_FILE,
chain);
}
bool cmSourceFile::GetPropertyAsBool(const char* prop) const
{
return cmSystemTools::IsOn(this->GetProperty(prop));
}
void cmSourceFile::SetCustomCommand(cmCustomCommand* cc)
{
if(this->CustomCommand)
{
delete this->CustomCommand;
}
this->CustomCommand = cc;
}
const std::string& cmSourceFile::GetSourceNameWithoutLastExtension()
{
if ( this->SourceNameWithoutLastExtension.empty() )
{
this->SourceNameWithoutLastExtension =
cmSystemTools::GetFilenameWithoutLastExtension(this->FullPath);
}
return this->SourceNameWithoutLastExtension;
}
cmSourceFile::cmSourceFile()
{
this->CustomCommand = 0;
}
// define properties
void cmSourceFile::DefineProperties(cmake *cm)
{
// define properties
cm->DefineProperty
("ABSTRACT", cmProperty::SOURCE_FILE,
"Is this source file an abstract class.",
"A property ona source file that indicates if the source file "
"represents a class that is abstract. This only makes sense for "
"languages that have a notion of an abstract class and it is "
"only used by somw tools that wrap classes into other languages.");
cm->DefineProperty
("COMPILE_FLAGS", cmProperty::SOURCE_FILE,
"Additional flags to be added when compiling this source file.",
"These flags will be added to the list of compile flags when "
"this source file.");
cm->DefineProperty
("EXTERNAL_OBJECT", cmProperty::SOURCE_FILE,
"If set to true then this is an object file.",
"If this property is set to true then the source file "
"is really an object file and should not be compiled. "
"It will still be linked into the target though.");
cm->DefineProperty
("EXTRA_CONTENT", cmProperty::SOURCE_FILE,
"Is this file part of a target's extra content.",
"If this property is set, the source file will be added to the "
"target's list of extra content. This is used by makefile "
"generators for some sort of Mac budle framework support.");
cm->DefineProperty
("GENERATED", cmProperty::SOURCE_FILE,
"Is this source file generated as part of the build process.",
"If a source file is generated by the build process CMake will "
"handle it differently in temrs of dependency checking etc. "
"Otherwise having a non-existent source file could create problems.");
cm->DefineProperty
("HEADER_FILE_ONLY", cmProperty::SOURCE_FILE,
"Is this source file only a header file.",
"A property ona source file that indicates if the source file "
"is a header file with no associated implementation. This is "
"set automatically based on the file extension and is used by "
"CMake to determine is certain dependency information should be "
"computed.");
cm->DefineProperty
("KEEP_EXTENSION", cmProperty::SOURCE_FILE,
"Make th eoutput file have the same extension as the source file.",
"If this property is set then the file extension of the output "
"file will be the same as that of the source file. Normally "
"the output file extension is computed based on the language "
"of the source file, for example .cxx will go to a .o extension.");
cm->DefineProperty
("LANGUAGE", cmProperty::SOURCE_FILE,
"What programming language is the file.",
"A property that can be set to indicate what programming language "
"the source file is. If it is not set the language is determined "
"based on the file extension. Typical values are CXX C etc.");
cm->DefineProperty
("LOCATION", cmProperty::SOURCE_FILE,
"The full path to a source file.",
"A read only property on a SOURCE FILE that contains the full path "
"to the source file.");
cm->DefineProperty
("MACOSX_PACKAGE_LOCATION", cmProperty::SOURCE_FILE,
"Location for MACOSX bundles and frameworks.",
"MACOSX_PACKAGE_LOCATION is the property of a file within a mac osx "
"bundle or framework that specifies where this file should be "
"copied. This makes sense for things like icons and other "
"resources.");
cm->DefineProperty
("MACOSX_CONTENT", cmProperty::SOURCE_FILE,
"If true then this is part of a MACOSX bundle or framework.",
"MACOSX_CONTENT is a flag that if true this file will be copied "
"to the bundle or framework.");
cm->DefineProperty
("OBJECT_DEPENDS", cmProperty::SOURCE_FILE,
"Additional dependencies.",
"Additional dependencies that should be checked as part of "
"building this source file.");
cm->DefineProperty
("SYMBOLIC", cmProperty::SOURCE_FILE,
"Is this just a name for a rule.",
"If SYMBOLIC (boolean) is set to true the build system will be "
"informed that the source file is not actually created on disk but "
"instead used as a symbolic name for a build rule.");
cm->DefineProperty
("WRAP_EXCLUDE", cmProperty::SOURCE_FILE,
"Exclude this source file from any code wrapping techniques.",
"Some packages can wrap source files into alternate languages "
"to provide additional functionality. For example, C++ code "
"can be wrapped into Java or Python etc using SWIG etc. "
"If WRAP_EXCLUDE is set to true (1 etc) that indicates then "
"this source file should not be wrapped.");
}
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