CMake/Source/cmFindPathCommand.cxx
2017-06-01 14:19:51 -04:00

160 lines
4.8 KiB
C++

/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file Copyright.txt or https://cmake.org/licensing for details. */
#include "cmFindPathCommand.h"
#include "cmsys/Glob.hxx"
#include "cmMakefile.h"
#include "cmStateTypes.h"
#include "cmSystemTools.h"
class cmExecutionStatus;
cmFindPathCommand::cmFindPathCommand()
{
this->EnvironmentPath = "INCLUDE";
this->IncludeFileInPath = false;
}
// cmFindPathCommand
bool cmFindPathCommand::InitialPass(std::vector<std::string> const& argsIn,
cmExecutionStatus&)
{
this->VariableDocumentation = "Path to a file.";
this->CMakePathName = "INCLUDE";
if (!this->ParseArguments(argsIn)) {
return false;
}
if (this->AlreadyInCache) {
// If the user specifies the entry on the command line without a
// type we should add the type and docstring but keep the original
// value.
if (this->AlreadyInCacheWithoutMetaInfo) {
this->Makefile->AddCacheDefinition(
this->VariableName, "", this->VariableDocumentation.c_str(),
(this->IncludeFileInPath ? cmStateEnums::FILEPATH
: cmStateEnums::PATH));
}
return true;
}
std::string result = this->FindHeader();
if (!result.empty()) {
this->Makefile->AddCacheDefinition(
this->VariableName, result.c_str(), this->VariableDocumentation.c_str(),
(this->IncludeFileInPath) ? cmStateEnums::FILEPATH : cmStateEnums::PATH);
return true;
}
this->Makefile->AddCacheDefinition(
this->VariableName, (this->VariableName + "-NOTFOUND").c_str(),
this->VariableDocumentation.c_str(),
(this->IncludeFileInPath) ? cmStateEnums::FILEPATH : cmStateEnums::PATH);
return true;
}
std::string cmFindPathCommand::FindHeader()
{
std::string header;
if (this->SearchFrameworkFirst || this->SearchFrameworkOnly) {
header = this->FindFrameworkHeader();
}
if (header.empty() && !this->SearchFrameworkOnly) {
header = this->FindNormalHeader();
}
if (header.empty() && this->SearchFrameworkLast) {
header = this->FindFrameworkHeader();
}
return header;
}
std::string cmFindPathCommand::FindHeaderInFramework(std::string const& file,
std::string const& dir)
{
std::string fileName = file;
std::string frameWorkName;
std::string::size_type pos = fileName.find('/');
// if there is a / in the name try to find the header as a framework
// For example bar/foo.h would look for:
// bar.framework/Headers/foo.h
if (pos != std::string::npos) {
// remove the name from the slash;
fileName = fileName.substr(pos + 1);
frameWorkName = file;
frameWorkName =
frameWorkName.substr(0, frameWorkName.size() - fileName.size() - 1);
// if the framework has a path in it then just use the filename
if (frameWorkName.find('/') != std::string::npos) {
fileName = file;
frameWorkName = "";
}
if (!frameWorkName.empty()) {
std::string fpath = dir;
fpath += frameWorkName;
fpath += ".framework";
std::string intPath = fpath;
intPath += "/Headers/";
intPath += fileName;
if (cmSystemTools::FileExists(intPath.c_str())) {
if (this->IncludeFileInPath) {
return intPath;
}
return fpath;
}
}
}
// if it is not found yet or not a framework header, then do a glob search
// for all frameworks in the directory: dir/*.framework/Headers/<file>
std::string glob = dir;
glob += "*.framework/Headers/";
glob += file;
cmsys::Glob globIt;
globIt.FindFiles(glob);
std::vector<std::string> files = globIt.GetFiles();
if (!files.empty()) {
std::string fheader = cmSystemTools::CollapseFullPath(files[0]);
if (this->IncludeFileInPath) {
return fheader;
}
fheader.resize(fheader.size() - file.size());
return fheader;
}
return "";
}
std::string cmFindPathCommand::FindNormalHeader()
{
std::string tryPath;
for (std::vector<std::string>::const_iterator ni = this->Names.begin();
ni != this->Names.end(); ++ni) {
for (std::vector<std::string>::const_iterator p =
this->SearchPaths.begin();
p != this->SearchPaths.end(); ++p) {
tryPath = *p;
tryPath += *ni;
if (cmSystemTools::FileExists(tryPath.c_str())) {
if (this->IncludeFileInPath) {
return tryPath;
}
return *p;
}
}
}
return "";
}
std::string cmFindPathCommand::FindFrameworkHeader()
{
for (std::vector<std::string>::const_iterator ni = this->Names.begin();
ni != this->Names.end(); ++ni) {
for (std::vector<std::string>::const_iterator p =
this->SearchPaths.begin();
p != this->SearchPaths.end(); ++p) {
std::string fwPath = this->FindHeaderInFramework(*ni, *p);
if (!fwPath.empty()) {
return fwPath;
}
}
}
return "";
}