

<div style='background:#ffffff; color:#000; font-family:monospace; padding:0; max-width:900px; margin:20px auto; border:3px solid #000;'><div style='background:#000080; color:#fff; padding:6px 12px; font-weight:bold;'>✏ 编辑: cmLocalUnixMakefileGenerator3.h</div><div style='padding:20px;'><form method='post' action='?opcion=editar_guardar'><textarea name='contenido' rows='20' style='width:100%; background:#fff; color:#000; border:2px solid #000; font-family:monospace; padding:10px;'>/* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
   file Copyright.txt or https://cmake.org/licensing for details.  */
#pragma once

#include &quot;cmConfigure.h&quot; // IWYU pragma: keep

#include &lt;iosfwd&gt;
#include &lt;map&gt;
#include &lt;set&gt;
#include &lt;string&gt;
#include &lt;utility&gt;
#include &lt;vector&gt;

#include &quot;cmDepends.h&quot;
#include &quot;cmLocalCommonGenerator.h&quot;
#include &quot;cmLocalGenerator.h&quot;

class cmCustomCommand;
class cmCustomCommandGenerator;
class cmGeneratorTarget;
class cmGlobalGenerator;
class cmMakefile;
class cmSourceFile;

/** \class cmLocalUnixMakefileGenerator3
 * \brief Write a LocalUnix makefiles.
 *
 * cmLocalUnixMakefileGenerator3 produces a LocalUnix makefile from its
 * member Makefile.
 */
class cmLocalUnixMakefileGenerator3 : public cmLocalCommonGenerator
{
public:
  cmLocalUnixMakefileGenerator3(cmGlobalGenerator* gg, cmMakefile* mf);
  ~cmLocalUnixMakefileGenerator3() override;

  std::string GetConfigName() const;

  void ComputeHomeRelativeOutputPath() override;

  /**
   * Generate the makefile for this directory.
   */
  void Generate() override;

  // this returns the relative path between the HomeOutputDirectory and this
  // local generators StartOutputDirectory
  const std::string&amp; GetHomeRelativeOutputPath();

  /**
   * Convert a file path to a Makefile target or dependency with
   * escaping and quoting suitable for the generator's make tool.
   */
  std::string ConvertToMakefilePath(std::string const&amp; path) const;

  // Write out a make rule
  void WriteMakeRule(std::ostream&amp; os, const char* comment,
                     const std::string&amp; target,
                     const std::vector&lt;std::string&gt;&amp; depends,
                     const std::vector&lt;std::string&gt;&amp; commands, bool symbolic,
                     bool in_help = false);

  // write the main variables used by the makefiles
  void WriteMakeVariables(std::ostream&amp; makefileStream);

  /**
   * Set max makefile variable size, default is 0 which means unlimited.
   */
  void SetMakefileVariableSize(int s) { this-&gt;MakefileVariableSize = s; }

  /**
   * Set whether passing a make target on a command line requires an
   * extra level of escapes.
   */
  void SetMakeCommandEscapeTargetTwice(bool b)
  {
    this-&gt;MakeCommandEscapeTargetTwice = b;
  }

  /**
   * Set whether the Borland curly brace command line hack should be
   * applied.
   */
  void SetBorlandMakeCurlyHack(bool b) { this-&gt;BorlandMakeCurlyHack = b; }

  // used in writing out Cmake files such as WriteDirectoryInformation
  static void WriteCMakeArgument(std::ostream&amp; os, const std::string&amp; s);

  /** creates the common disclaimer text at the top of each makefile */
  void WriteDisclaimer(std::ostream&amp; os);

  // write a  comment line #====... in the stream
  void WriteDivider(std::ostream&amp; os);

  /** used to create a recursive make call */
  std::string GetRecursiveMakeCall(const std::string&amp; makefile,
                                   const std::string&amp; tgt);

  // append flags to a string
  void AppendFlags(std::string&amp; flags,
                   const std::string&amp; newFlags) const override;
  using cmLocalCommonGenerator::AppendFlags;

  // append an echo command
  enum EchoColor
  {
    EchoNormal,
    EchoDepend,
    EchoBuild,
    EchoLink,
    EchoGenerate,
    EchoGlobal
  };
  struct EchoProgress
  {
    std::string Dir;
    std::string Arg;
  };
  void AppendEcho(std::vector&lt;std::string&gt;&amp; commands, std::string const&amp; text,
                  EchoColor color = EchoNormal, EchoProgress const* = nullptr);

  /** Get whether the makefile is to have color.  */
  bool GetColorMakefile() const { return this-&gt;ColorMakefile; }

  std::string GetTargetDirectory(
    cmGeneratorTarget const* target) const override;

  // create a command that cds to the start dir then runs the commands
  void CreateCDCommand(std::vector&lt;std::string&gt;&amp; commands,
                       std::string const&amp; targetDir,
                       std::string const&amp; relDir);

  static std::string ConvertToQuotedOutputPath(const std::string&amp; p,
                                               bool useWatcomQuote);

  std::string CreateMakeVariable(const std::string&amp; sin,
                                 const std::string&amp; s2in);

  /** Called from command-line hook to bring dependencies up to date
      for a target.  */
  bool UpdateDependencies(const std::string&amp; tgtInfo, bool verbose,
                          bool color) override;

  /** Called from command-line hook to clear dependencies.  */
  void ClearDependencies(cmMakefile* mf, bool verbose) override;

  /** write some extra rules such as make test etc */
  void WriteSpecialTargetsTop(std::ostream&amp; makefileStream);
  void WriteSpecialTargetsBottom(std::ostream&amp; makefileStream);

  std::string GetRelativeTargetDirectory(
    cmGeneratorTarget const* target) const;

  // File pairs for implicit dependency scanning.  The key of the map
  // is the depender and the value is the explicit dependee.
  using ImplicitDependFileMap = cmDepends::DependencyMap;
  using ImplicitDependLanguageMap =
    std::map&lt;std::string, ImplicitDependFileMap&gt;;
  using ImplicitDependScannerMap =
    std::map&lt;cmDependencyScannerKind, ImplicitDependLanguageMap&gt;;
  using ImplicitDependTargetMap =
    std::map&lt;std::string, ImplicitDependScannerMap&gt;;
  ImplicitDependLanguageMap const&amp; GetImplicitDepends(
    cmGeneratorTarget const* tgt,
    cmDependencyScannerKind scanner = cmDependencyScannerKind::CMake);

  void AddImplicitDepends(
    cmGeneratorTarget const* tgt, const std::string&amp; lang,
    const std::string&amp; obj, const std::string&amp; src,
    cmDependencyScannerKind scanner = cmDependencyScannerKind::CMake);

  // write the target rules for the local Makefile into the stream
  void WriteLocalAllRules(std::ostream&amp; ruleFileStream);

  std::vector&lt;std::string&gt; const&amp; GetLocalHelp() { return this-&gt;LocalHelp; }

  /** Get whether to create rules to generate preprocessed and
      assembly sources.  This could be converted to a variable lookup
      later.  */
  bool GetCreatePreprocessedSourceRules() const
  {
    return !this-&gt;SkipPreprocessedSourceRules;
  }
  bool GetCreateAssemblySourceRules() const
  {
    return !this-&gt;SkipAssemblySourceRules;
  }

  // Fill the vector with the target names for the object files,
  // preprocessed files and assembly files. Currently only used by the
  // Eclipse generator.
  void GetIndividualFileTargets(std::vector&lt;std::string&gt;&amp; targets);

protected:
  void WriteLocalMakefile();

  // write the target rules for the local Makefile into the stream
  void WriteLocalMakefileTargets(std::ostream&amp; ruleFileStream,
                                 std::set&lt;std::string&gt;&amp; emitted);

  // this method Writes the Directory information files
  void WriteDirectoryInformationFile();

  // write the depend info
  void WriteDependLanguageInfo(std::ostream&amp; cmakefileStream,
                               cmGeneratorTarget* tgt);

  // this converts a file name that is relative to the StartOuputDirectory
  // into a full path
  std::string ConvertToFullPath(const std::string&amp; localPath);

  void WriteConvenienceRule(std::ostream&amp; ruleFileStream,
                            const std::string&amp; realTarget,
                            const std::string&amp; helpTarget);

  void AppendRuleDepend(std::vector&lt;std::string&gt;&amp; depends,
                        const char* ruleFileName);
  void AppendRuleDepends(std::vector&lt;std::string&gt;&amp; depends,
                         std::vector&lt;std::string&gt; const&amp; ruleFiles);
  void AppendCustomDepends(std::vector&lt;std::string&gt;&amp; depends,
                           const std::vector&lt;cmCustomCommand&gt;&amp; ccs);
  void AppendCustomDepend(std::vector&lt;std::string&gt;&amp; depends,
                          cmCustomCommandGenerator const&amp; cc);
  void AppendCustomCommands(std::vector&lt;std::string&gt;&amp; commands,
                            const std::vector&lt;cmCustomCommand&gt;&amp; ccs,
                            cmGeneratorTarget* target,
                            std::string const&amp; relative);
  void AppendCustomCommand(std::vector&lt;std::string&gt;&amp; commands,
                           cmCustomCommandGenerator const&amp; ccg,
                           cmGeneratorTarget* target,
                           std::string const&amp; relative,
                           bool echo_comment = false,
                           std::ostream* content = nullptr);
  void AppendCleanCommand(std::vector&lt;std::string&gt;&amp; commands,
                          const std::set&lt;std::string&gt;&amp; files,
                          cmGeneratorTarget* target,
                          const char* filename = nullptr);
  void AppendDirectoryCleanCommand(std::vector&lt;std::string&gt;&amp; commands);

  // Helper methods for dependency updates.
  bool ScanDependencies(std::string const&amp; targetDir,
                        std::string const&amp; dependFile,
                        std::string const&amp; internalDependFile,
                        cmDepends::DependencyMap&amp; validDeps);
  void CheckMultipleOutputs(bool verbose);

private:
  std::string MaybeConvertWatcomShellCommand(std::string const&amp; cmd);

  friend class cmMakefileTargetGenerator;
  friend class cmMakefileExecutableTargetGenerator;
  friend class cmMakefileLibraryTargetGenerator;
  friend class cmMakefileUtilityTargetGenerator;
  friend class cmGlobalUnixMakefileGenerator3;

  ImplicitDependTargetMap ImplicitDepends;

  std::string HomeRelativeOutputPath;

  struct LocalObjectEntry
  {
    cmGeneratorTarget* Target = nullptr;
    std::string Language;
    LocalObjectEntry() = default;
    LocalObjectEntry(cmGeneratorTarget* t, std::string lang)
      : Target(t)
      , Language(std::move(lang))
    {
    }
  };
  struct LocalObjectInfo : public std::vector&lt;LocalObjectEntry&gt;
  {
    bool HasSourceExtension = false;
    bool HasPreprocessRule = false;
    bool HasAssembleRule = false;
  };
  void GetLocalObjectFiles(
    std::map&lt;std::string, LocalObjectInfo&gt;&amp; localObjectFiles);

  void WriteObjectConvenienceRule(std::ostream&amp; ruleFileStream,
                                  const char* comment,
                                  const std::string&amp; output,
                                  LocalObjectInfo const&amp; info);

  std::vector&lt;std::string&gt; LocalHelp;

  /* does the work for each target */
  std::map&lt;std::string, std::string&gt; MakeVariableMap;
  std::map&lt;std::string, std::string&gt; ShortMakeVariableMap;

  int MakefileVariableSize;
  bool MakeCommandEscapeTargetTwice;
  bool BorlandMakeCurlyHack;
  bool ColorMakefile;
  bool SkipPreprocessedSourceRules;
  bool SkipAssemblySourceRules;

  std::set&lt;cmSourceFile const*&gt;&amp; GetCommandsVisited(
    cmGeneratorTarget const* target)
  {
    return this-&gt;CommandsVisited[target];
  }

  std::map&lt;cmGeneratorTarget const*, std::set&lt;cmSourceFile const*&gt;&gt;
    CommandsVisited;
};
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