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/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file Copyright.txt or https://cmake.org/licensing for details. */
#ifndef cmFindCommon_h
#define cmFindCommon_h
#include "cmConfigure.h"
#include <map>
#include <set>
#include <string>
#include <vector>
#include "cmCommand.h"
#include "cmPathLabel.h"
#include "cmSearchPath.h"
/** \class cmFindCommon
* \brief Base class for FIND_XXX implementations.
*
* cmFindCommon is a parent class for cmFindBase,
* cmFindProgramCommand, cmFindPathCommand, cmFindLibraryCommand,
* cmFindFileCommand, and cmFindPackageCommand.
*/
class cmFindCommon : public cmCommand
{
public:
cmFindCommon();
~cmFindCommon() CM_OVERRIDE;
protected:
friend class cmSearchPath;
/** Used to define groups of path labels */
class PathGroup : public cmPathLabel
{
protected:
PathGroup();
public:
PathGroup(const std::string& label)
: cmPathLabel(label)
{
}
static PathGroup All;
};
/* Individual path types */
class PathLabel : public cmPathLabel
{
protected:
PathLabel();
public:
PathLabel(const std::string& label)
: cmPathLabel(label)
{
}
static PathLabel PackageRoot;
static PathLabel CMake;
static PathLabel CMakeEnvironment;
static PathLabel Hints;
static PathLabel SystemEnvironment;
static PathLabel CMakeSystem;
static PathLabel Guess;
};
enum RootPathMode
{
RootPathModeNever,
RootPathModeOnly,
RootPathModeBoth
};
/** Construct the various path groups and labels */
void InitializeSearchPathGroups();
/** Place a set of search paths under the search roots. */
void RerootPaths(std::vector<std::string>& paths);
/** Get ignored paths from CMAKE_[SYSTEM_]IGNORE_path variables. */
void GetIgnoredPaths(std::vector<std::string>& ignore);
void GetIgnoredPaths(std::set<std::string>& ignore);
/** Compute final search path list (reroot + trailing slash). */
void ComputeFinalPaths();
/** Decide whether to enable the PACKAGE_ROOT search entries. */
void SelectDefaultNoPackageRootPath();
/** Compute the current default root path mode. */
void SelectDefaultRootPathMode();
/** Compute the current default bundle/framework search policy. */
void SelectDefaultMacMode();
// Path arguments prior to path manipulation routines
std::vector<std::string> UserHintsArgs;
std::vector<std::string> UserGuessArgs;
std::string CMakePathName;
RootPathMode FindRootPathMode;
bool CheckCommonArgument(std::string const& arg);
void AddPathSuffix(std::string const& arg);
bool NoDefaultPath;
bool NoPackageRootPath;
bool NoCMakePath;
bool NoCMakeEnvironmentPath;
bool NoSystemEnvironmentPath;
bool NoCMakeSystemPath;
std::vector<std::string> SearchPathSuffixes;
std::map<PathGroup, std::vector<PathLabel> > PathGroupLabelMap;
std::vector<PathGroup> PathGroupOrder;
std::map<std::string, PathLabel> PathLabelStringMap;
std::map<PathLabel, cmSearchPath> LabeledPaths;
std::vector<std::string> SearchPaths;
std::set<std::string> SearchPathsEmitted;
bool SearchFrameworkFirst;
bool SearchFrameworkOnly;
bool SearchFrameworkLast;
bool SearchAppBundleFirst;
bool SearchAppBundleOnly;
bool SearchAppBundleLast;
};
#endif
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