333 lines
10 KiB
C++
333 lines
10 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.
|
|
============================================================================*/
|
|
#include "cmFindBase.h"
|
|
|
|
#include "cmAlgorithms.h"
|
|
#include "cmState.h"
|
|
|
|
cmFindBase::cmFindBase()
|
|
{
|
|
this->AlreadyInCache = false;
|
|
this->AlreadyInCacheWithoutMetaInfo = false;
|
|
this->NamesPerDir = false;
|
|
this->NamesPerDirAllowed = false;
|
|
}
|
|
|
|
bool cmFindBase::ParseArguments(std::vector<std::string> const& argsIn)
|
|
{
|
|
if (argsIn.size() < 2) {
|
|
this->SetError("called with incorrect number of arguments");
|
|
return false;
|
|
}
|
|
|
|
// copy argsIn into args so it can be modified,
|
|
// in the process extract the DOC "documentation"
|
|
size_t size = argsIn.size();
|
|
std::vector<std::string> args;
|
|
bool foundDoc = false;
|
|
for (unsigned int j = 0; j < size; ++j) {
|
|
if (foundDoc || argsIn[j] != "DOC") {
|
|
if (argsIn[j] == "ENV") {
|
|
if (j + 1 < size) {
|
|
j++;
|
|
cmSystemTools::GetPath(args, argsIn[j].c_str());
|
|
}
|
|
} else {
|
|
args.push_back(argsIn[j]);
|
|
}
|
|
} else {
|
|
if (j + 1 < size) {
|
|
foundDoc = true;
|
|
this->VariableDocumentation = argsIn[j + 1];
|
|
j++;
|
|
if (j >= size) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (args.size() < 2) {
|
|
this->SetError("called with incorrect number of arguments");
|
|
return false;
|
|
}
|
|
this->VariableName = args[0];
|
|
if (this->CheckForVariableInCache()) {
|
|
this->AlreadyInCache = true;
|
|
return true;
|
|
}
|
|
this->AlreadyInCache = false;
|
|
|
|
// Find the current root path mode.
|
|
this->SelectDefaultRootPathMode();
|
|
|
|
// Find the current bundle/framework search policy.
|
|
this->SelectDefaultMacMode();
|
|
|
|
bool newStyle = false;
|
|
enum Doing
|
|
{
|
|
DoingNone,
|
|
DoingNames,
|
|
DoingPaths,
|
|
DoingPathSuffixes,
|
|
DoingHints
|
|
};
|
|
Doing doing = DoingNames; // assume it starts with a name
|
|
for (unsigned int j = 1; j < args.size(); ++j) {
|
|
if (args[j] == "NAMES") {
|
|
doing = DoingNames;
|
|
newStyle = true;
|
|
} else if (args[j] == "PATHS") {
|
|
doing = DoingPaths;
|
|
newStyle = true;
|
|
} else if (args[j] == "HINTS") {
|
|
doing = DoingHints;
|
|
newStyle = true;
|
|
} else if (args[j] == "PATH_SUFFIXES") {
|
|
doing = DoingPathSuffixes;
|
|
newStyle = true;
|
|
} else if (args[j] == "NAMES_PER_DIR") {
|
|
doing = DoingNone;
|
|
if (this->NamesPerDirAllowed) {
|
|
this->NamesPerDir = true;
|
|
} else {
|
|
this->SetError("does not support NAMES_PER_DIR");
|
|
return false;
|
|
}
|
|
} else if (args[j] == "NO_SYSTEM_PATH") {
|
|
doing = DoingNone;
|
|
this->NoDefaultPath = true;
|
|
} else if (this->CheckCommonArgument(args[j])) {
|
|
doing = DoingNone;
|
|
// Some common arguments were accidentally supported by CMake
|
|
// 2.4 and 2.6.0 in the short-hand form of the command, so we
|
|
// must support it even though it is not documented.
|
|
} else if (doing == DoingNames) {
|
|
this->Names.push_back(args[j]);
|
|
} else if (doing == DoingPaths) {
|
|
this->UserGuessArgs.push_back(args[j]);
|
|
} else if (doing == DoingHints) {
|
|
this->UserHintsArgs.push_back(args[j]);
|
|
} else if (doing == DoingPathSuffixes) {
|
|
this->AddPathSuffix(args[j]);
|
|
}
|
|
}
|
|
|
|
if (this->VariableDocumentation.empty()) {
|
|
this->VariableDocumentation = "Where can ";
|
|
if (this->Names.empty()) {
|
|
this->VariableDocumentation += "the (unknown) library be found";
|
|
} else if (this->Names.size() == 1) {
|
|
this->VariableDocumentation +=
|
|
"the " + this->Names[0] + " library be found";
|
|
} else {
|
|
this->VariableDocumentation += "one of the ";
|
|
this->VariableDocumentation +=
|
|
cmJoin(cmMakeRange(this->Names).retreat(1), ", ");
|
|
this->VariableDocumentation +=
|
|
" or " + this->Names[this->Names.size() - 1] + " libraries be found";
|
|
}
|
|
}
|
|
|
|
// look for old style
|
|
// FIND_*(VAR name path1 path2 ...)
|
|
if (!newStyle) {
|
|
// All the short-hand arguments have been recorded as names.
|
|
std::vector<std::string> shortArgs = this->Names;
|
|
this->Names.clear(); // clear out any values in Names
|
|
this->Names.push_back(shortArgs[0]);
|
|
this->UserGuessArgs.insert(this->UserGuessArgs.end(),
|
|
shortArgs.begin() + 1, shortArgs.end());
|
|
}
|
|
this->ExpandPaths();
|
|
|
|
this->ComputeFinalPaths();
|
|
|
|
return true;
|
|
}
|
|
|
|
void cmFindBase::ExpandPaths()
|
|
{
|
|
if (!this->NoDefaultPath) {
|
|
if (!this->NoCMakePath) {
|
|
this->FillCMakeVariablePath();
|
|
}
|
|
if (!this->NoCMakeEnvironmentPath) {
|
|
this->FillCMakeEnvironmentPath();
|
|
}
|
|
}
|
|
this->FillUserHintsPath();
|
|
if (!this->NoDefaultPath) {
|
|
if (!this->NoSystemEnvironmentPath) {
|
|
this->FillSystemEnvironmentPath();
|
|
}
|
|
if (!this->NoCMakeSystemPath) {
|
|
this->FillCMakeSystemVariablePath();
|
|
}
|
|
}
|
|
this->FillUserGuessPath();
|
|
}
|
|
|
|
void cmFindBase::FillCMakeEnvironmentPath()
|
|
{
|
|
cmSearchPath& paths = this->LabeledPaths[PathLabel::CMakeEnvironment];
|
|
|
|
// Add CMAKE_*_PATH environment variables
|
|
std::string var = "CMAKE_";
|
|
var += this->CMakePathName;
|
|
var += "_PATH";
|
|
paths.AddEnvPrefixPath("CMAKE_PREFIX_PATH");
|
|
paths.AddEnvPath(var);
|
|
|
|
if (this->CMakePathName == "PROGRAM") {
|
|
paths.AddEnvPath("CMAKE_APPBUNDLE_PATH");
|
|
} else {
|
|
paths.AddEnvPath("CMAKE_FRAMEWORK_PATH");
|
|
}
|
|
paths.AddSuffixes(this->SearchPathSuffixes);
|
|
}
|
|
|
|
void cmFindBase::FillCMakeVariablePath()
|
|
{
|
|
cmSearchPath& paths = this->LabeledPaths[PathLabel::CMake];
|
|
|
|
// Add CMake varibles of the same name as the previous environment
|
|
// varibles CMAKE_*_PATH to be used most of the time with -D
|
|
// command line options
|
|
std::string var = "CMAKE_";
|
|
var += this->CMakePathName;
|
|
var += "_PATH";
|
|
paths.AddCMakePrefixPath("CMAKE_PREFIX_PATH");
|
|
paths.AddCMakePath(var);
|
|
|
|
if (this->CMakePathName == "PROGRAM") {
|
|
paths.AddCMakePath("CMAKE_APPBUNDLE_PATH");
|
|
} else {
|
|
paths.AddCMakePath("CMAKE_FRAMEWORK_PATH");
|
|
}
|
|
paths.AddSuffixes(this->SearchPathSuffixes);
|
|
}
|
|
|
|
void cmFindBase::FillSystemEnvironmentPath()
|
|
{
|
|
cmSearchPath& paths = this->LabeledPaths[PathLabel::SystemEnvironment];
|
|
|
|
// Add LIB or INCLUDE
|
|
if (!this->EnvironmentPath.empty()) {
|
|
paths.AddEnvPath(this->EnvironmentPath);
|
|
#if defined(_WIN32) || defined(__CYGWIN__)
|
|
paths.AddEnvPrefixPath("PATH", true);
|
|
#endif
|
|
}
|
|
// Add PATH
|
|
paths.AddEnvPath("PATH");
|
|
paths.AddSuffixes(this->SearchPathSuffixes);
|
|
}
|
|
|
|
void cmFindBase::FillCMakeSystemVariablePath()
|
|
{
|
|
cmSearchPath& paths = this->LabeledPaths[PathLabel::CMakeSystem];
|
|
|
|
std::string var = "CMAKE_SYSTEM_";
|
|
var += this->CMakePathName;
|
|
var += "_PATH";
|
|
paths.AddCMakePrefixPath("CMAKE_SYSTEM_PREFIX_PATH");
|
|
paths.AddCMakePath(var);
|
|
|
|
if (this->CMakePathName == "PROGRAM") {
|
|
paths.AddCMakePath("CMAKE_SYSTEM_APPBUNDLE_PATH");
|
|
} else {
|
|
paths.AddCMakePath("CMAKE_SYSTEM_FRAMEWORK_PATH");
|
|
}
|
|
paths.AddSuffixes(this->SearchPathSuffixes);
|
|
}
|
|
|
|
void cmFindBase::FillUserHintsPath()
|
|
{
|
|
cmSearchPath& paths = this->LabeledPaths[PathLabel::Hints];
|
|
|
|
for (std::vector<std::string>::const_iterator p =
|
|
this->UserHintsArgs.begin();
|
|
p != this->UserHintsArgs.end(); ++p) {
|
|
paths.AddUserPath(*p);
|
|
}
|
|
paths.AddSuffixes(this->SearchPathSuffixes);
|
|
}
|
|
|
|
void cmFindBase::FillUserGuessPath()
|
|
{
|
|
cmSearchPath& paths = this->LabeledPaths[PathLabel::Guess];
|
|
|
|
for (std::vector<std::string>::const_iterator p =
|
|
this->UserGuessArgs.begin();
|
|
p != this->UserGuessArgs.end(); ++p) {
|
|
paths.AddUserPath(*p);
|
|
}
|
|
paths.AddSuffixes(this->SearchPathSuffixes);
|
|
}
|
|
|
|
void cmFindBase::PrintFindStuff()
|
|
{
|
|
std::cerr << "SearchFrameworkLast: " << this->SearchFrameworkLast << "\n";
|
|
std::cerr << "SearchFrameworkOnly: " << this->SearchFrameworkOnly << "\n";
|
|
std::cerr << "SearchFrameworkFirst: " << this->SearchFrameworkFirst << "\n";
|
|
std::cerr << "SearchAppBundleLast: " << this->SearchAppBundleLast << "\n";
|
|
std::cerr << "SearchAppBundleOnly: " << this->SearchAppBundleOnly << "\n";
|
|
std::cerr << "SearchAppBundleFirst: " << this->SearchAppBundleFirst << "\n";
|
|
std::cerr << "VariableName " << this->VariableName << "\n";
|
|
std::cerr << "VariableDocumentation " << this->VariableDocumentation << "\n";
|
|
std::cerr << "NoDefaultPath " << this->NoDefaultPath << "\n";
|
|
std::cerr << "NoCMakeEnvironmentPath " << this->NoCMakeEnvironmentPath
|
|
<< "\n";
|
|
std::cerr << "NoCMakePath " << this->NoCMakePath << "\n";
|
|
std::cerr << "NoSystemEnvironmentPath " << this->NoSystemEnvironmentPath
|
|
<< "\n";
|
|
std::cerr << "NoCMakeSystemPath " << this->NoCMakeSystemPath << "\n";
|
|
std::cerr << "EnvironmentPath " << this->EnvironmentPath << "\n";
|
|
std::cerr << "CMakePathName " << this->CMakePathName << "\n";
|
|
std::cerr << "Names " << cmJoin(this->Names, " ") << "\n";
|
|
std::cerr << "\n";
|
|
std::cerr << "SearchPathSuffixes ";
|
|
std::cerr << cmJoin(this->SearchPathSuffixes, "\n") << "\n";
|
|
std::cerr << "SearchPaths\n";
|
|
std::cerr << cmWrap("[", this->SearchPaths, "]", "\n") << "\n";
|
|
}
|
|
|
|
bool cmFindBase::CheckForVariableInCache()
|
|
{
|
|
if (const char* cacheValue =
|
|
this->Makefile->GetDefinition(this->VariableName)) {
|
|
cmState* state = this->Makefile->GetState();
|
|
const char* cacheEntry = state->GetCacheEntryValue(this->VariableName);
|
|
bool found = !cmSystemTools::IsNOTFOUND(cacheValue);
|
|
bool cached = cacheEntry ? true : false;
|
|
if (found) {
|
|
// 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. Tell the subclass implementations to do
|
|
// this.
|
|
if (cached &&
|
|
state->GetCacheEntryType(this->VariableName) ==
|
|
cmState::UNINITIALIZED) {
|
|
this->AlreadyInCacheWithoutMetaInfo = true;
|
|
}
|
|
return true;
|
|
}
|
|
if (cached) {
|
|
const char* hs =
|
|
state->GetCacheEntryProperty(this->VariableName, "HELPSTRING");
|
|
this->VariableDocumentation = hs ? hs : "(none)";
|
|
}
|
|
}
|
|
return false;
|
|
}
|