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The JUCE cross-platform C++ framework, with DISTRHO/KXStudio specific changes
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JUCE/extras/Projucer/Source/Project Saving/jucer_ProjectExport_Make.h

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  1. /*

  2.   ==============================================================================

  3. 

  4.    This file is part of the JUCE library.

  5.    Copyright (c) 2017 - ROLI Ltd.

  6. 

  7.    JUCE is an open source library subject to commercial or open-source

  8.    licensing.

  9. 

  10.    By using JUCE, you agree to the terms of both the JUCE 5 End-User License

  11.    Agreement and JUCE 5 Privacy Policy (both updated and effective as of the

  12.    27th April 2017).

  13. 

  14.    End User License Agreement: www.juce.com/juce-5-licence

  15.    Privacy Policy: www.juce.com/juce-5-privacy-policy

  16. 

  17.    Or: You may also use this code under the terms of the GPL v3 (see

  18.    www.gnu.org/licenses).

  19. 

  20.    JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER

  21.    EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE

  22.    DISCLAIMED.

  23. 

  24.   ==============================================================================

  25. */

  26. 

  27. class MakefileProjectExporter  : public ProjectExporter

  28. {

  29. protected:

  30.     //==============================================================================

  31.     class MakeBuildConfiguration  : public BuildConfiguration

  32.     {

  33.     public:

  34.         MakeBuildConfiguration (Project& p, const ValueTree& settings, const ProjectExporter& e)

  35.         : BuildConfiguration (p, settings, e)

  36.         {

  37.         }

  38. 

  39.         Value getArchitectureType()             { return getValue (Ids::linuxArchitecture); }

  40.         var getArchitectureTypeVar() const      { return config [Ids::linuxArchitecture]; }

  41. 

  42.         var getDefaultOptimisationLevel() const override    { return var ((int) (isDebug() ? gccO0 : gccO3)); }

  43. 

  44.         void createConfigProperties (PropertyListBuilder& props) override

  45.         {

  46.             addGCCOptimisationProperty (props);

  47. 

  48.             static const char* const archNames[] = { "(Default)", "<None>",       "32-bit (-m32)", "64-bit (-m64)", "ARM v6",       "ARM v7" };

  49.             const var archFlags[]                = { var(),       var (String()), "-m32",         "-m64",           "-march=armv6", "-march=armv7" };

  50. 

  51.             props.add (new ChoicePropertyComponent (getArchitectureType(), "Architecture",

  52.                                                     StringArray (archNames, numElementsInArray (archNames)),

  53.                                                     Array<var> (archFlags, numElementsInArray (archFlags))));

  54.         }

  55. 

  56.         String getLibrarySubdirPath() const override

  57.         {

  58.             String archFlag = getArchitectureTypeVar();

  59.             String prefix ("-march=");

  60. 

  61.             if (archFlag.startsWith (prefix))

  62.                 return archFlag.substring (prefix.length());

  63. 

  64.             if (archFlag == "-m64")

  65.                 return "x86_64";

  66. 

  67.             if (archFlag == "-m32")

  68.                 return "i386";

  69. 

  70.             return "$(shell uname -m)";

  71.         }

  72.     };

  73. 

  74.     BuildConfiguration::Ptr createBuildConfig (const ValueTree& tree) const override

  75.     {

  76.         return new MakeBuildConfiguration (project, tree, *this);

  77.     }

  78. 

  79. public:

  80.     //==============================================================================

  81.     class MakefileTarget : public ProjectType::Target

  82.     {

  83.     public:

  84.         MakefileTarget (ProjectType::Target::Type targetType, const MakefileProjectExporter& exporter)

  85.             : ProjectType::Target (targetType), owner (exporter)

  86.         {}

  87. 

  88.         StringArray getTargetSettings (const BuildConfiguration& config) const

  89.         {

  90.             if (type == AggregateTarget)

  91.                 // the aggregate target should not specify any settings at all!

  92.                 // it just defines dependencies on the other targets.

  93.                 return {};

  94. 

  95.             StringPairArray commonOptions  = owner.getAllPreprocessorDefs (config, ProjectType::Target::unspecified);

  96.             StringPairArray targetSpecific = owner.getAllPreprocessorDefs (config, type);

  97. 

  98.             StringArray defs;

  99. 

  100.             // remove any defines that have already been added by the configuration

  101.             const int n = targetSpecific.size();

  102.             for (int i = 0 ; i < n; ++i)

  103.             {

  104.                 const String& key = targetSpecific.getAllKeys()[i];

  105. 

  106.                 if (! commonOptions.getAllKeys().contains (key))

  107.                     defs.add (String ("-D") + key + String ("=") + targetSpecific.getAllValues()[i]);

  108.             }

  109. 

  110.             StringArray s;

  111. 

  112.             const String cppflagsVarName = String ("JUCE_CPPFLAGS_") + getTargetVarName();

  113. 

  114.             s.add (cppflagsVarName + String (" := ") + defs.joinIntoString (" "));

  115. 

  116.             if (getTargetFileType() == sharedLibraryOrDLL || getTargetFileType() == pluginBundle)

  117.             {

  118.                 s.add (String ("JUCE_CFLAGS_") + getTargetVarName() + String (" := -fPIC"));

  119. 

  120.                 const String ldflagsVarName = String ("JUCE_LDFLAGS_") + getTargetVarName();

  121.                 String targetLinkOptions = ldflagsVarName  + String (" := -shared");

  122. 

  123.                 if (getTargetFileType() == pluginBundle)

  124.                     targetLinkOptions += " -Wl,--no-undefined";

  125. 

  126.                 s.add (targetLinkOptions);

  127.             }

  128. 

  129.             String targetName (owner.replacePreprocessorTokens (config, config.getTargetBinaryNameString()));

  130. 

  131.             if (owner.projectType.isStaticLibrary())

  132.                 targetName = getStaticLibbedFilename (targetName);

  133.             else if (owner.projectType.isDynamicLibrary())

  134.                 targetName = getDynamicLibbedFilename (targetName);

  135.             else

  136.                 targetName = targetName.upToLastOccurrenceOf (".", false, false) + getTargetFileSuffix();

  137. 

  138.             s.add (String ("JUCE_TARGET_") + getTargetVarName() + String (" := ") + escapeSpaces (targetName));

  139. 

  140.             return s;

  141.         }

  142. 

  143.         String getTargetFileSuffix() const

  144.         {

  145.             switch (type)

  146.             {

  147.                 case VSTPlugIn:             return ".so";

  148.                 case VST3PlugIn:            return ".vst3";

  149.                 case SharedCodeTarget:      return ".a";

  150.                 default:                    break;

  151.             }

  152. 

  153.             return {};

  154.         }

  155. 

  156.         String getTargetVarName() const

  157.         {

  158.             return String (getName()).toUpperCase().replaceCharacter (L' ', L'_');

  159.         }

  160. 

  161.         void writeObjects (OutputStream& out) const

  162.         {

  163.             Array<RelativePath> targetFiles;

  164.             for (int i = 0; i < owner.getAllGroups().size(); ++i)

  165.                 findAllFilesToCompile (owner.getAllGroups().getReference(i), targetFiles);

  166. 

  167.             out << "OBJECTS_" + getTargetVarName() + String (" := \\") << newLine;

  168. 

  169.             for (int i = 0; i < targetFiles.size(); ++i)

  170.                 out << "  $(JUCE_OBJDIR)/" << escapeSpaces (owner.getObjectFileFor (targetFiles.getReference(i))) << " \\" << newLine;

  171. 

  172.             out << newLine;

  173.         }

  174. 

  175.         void findAllFilesToCompile (const Project::Item& projectItem, Array<RelativePath>& results) const

  176.         {

  177.             if (projectItem.isGroup())

  178.             {

  179.                 for (int i = 0; i < projectItem.getNumChildren(); ++i)

  180.                     findAllFilesToCompile (projectItem.getChild(i), results);

  181.             }

  182.             else

  183.             {

  184.                 if (projectItem.shouldBeCompiled())

  185.                 {

  186.                     const Type targetType = (owner.getProject().getProjectType().isAudioPlugin() ? type : SharedCodeTarget);

  187.                     const File f = projectItem.getFile();

  188.                     RelativePath relativePath (f, owner.getTargetFolder(), RelativePath::buildTargetFolder);

  189. 

  190.                     if (owner.shouldFileBeCompiledByDefault (relativePath)

  191.                      && owner.getProject().getTargetTypeFromFilePath (f, true) == targetType)

  192.                         results.add (relativePath);

  193.                 }

  194.             }

  195.         }

  196. 

  197.         void addFiles (OutputStream& out)

  198.         {

  199.             Array<RelativePath> targetFiles;

  200.             for (int i = 0; i < owner.getAllGroups().size(); ++i)

  201.                 findAllFilesToCompile (owner.getAllGroups().getReference(i), targetFiles);

  202. 

  203.             const String cppflagsVarName = String ("JUCE_CPPFLAGS_") + getTargetVarName();

  204.             const String cflagsVarName   = String ("JUCE_CFLAGS_")   + getTargetVarName();

  205. 

  206.             for (int i = 0; i < targetFiles.size(); ++i)

  207.             {

  208.                 jassert (targetFiles.getReference(i).getRoot() == RelativePath::buildTargetFolder);

  209. 

  210.                 out << "$(JUCE_OBJDIR)/" << escapeSpaces (owner.getObjectFileFor (targetFiles.getReference(i)))

  211.                 << ": " << escapeSpaces (targetFiles.getReference(i).toUnixStyle()) << newLine

  212.                 << "\t-$(V_AT)mkdir -p $(JUCE_OBJDIR)" << newLine

  213.                 << "\t@echo \"Compiling " << targetFiles.getReference(i).getFileName() << "\"" << newLine

  214.                 << (targetFiles.getReference(i).hasFileExtension ("c;s;S") ? "\t$(V_AT)$(CC) $(JUCE_CFLAGS)" : "\t$(V_AT)$(CXX) $(JUCE_CXXFLAGS) ")

  215.                 << "$(" << cppflagsVarName << ") $(" << cflagsVarName << ") -o \"$@\" -c \"$<\""

  216.                 << newLine << newLine;

  217.             }

  218.         }

  219. 

  220.         String getBuildProduct() const

  221.         {

  222.             return String ("$(JUCE_OUTDIR)/$(JUCE_TARGET_") + getTargetVarName() + String (")");

  223.         }

  224. 

  225.         void writeTargetLine (OutputStream& out, const bool useLinuxPackages)

  226.         {

  227.             jassert (type != AggregateTarget);

  228. 

  229.             out << getBuildProduct() << " : "

  230.                 << ((useLinuxPackages) ? "check-pkg-config " : "")

  231.                 << "$(OBJECTS_" << getTargetVarName() << ") $(RESOURCES)";

  232. 

  233.             if (type != SharedCodeTarget && owner.shouldBuildTargetType (SharedCodeTarget))

  234.                 out << " $(JUCE_OUTDIR)/$(JUCE_TARGET_SHARED_CODE)";

  235. 

  236.             out << newLine << "\t@echo Linking \"" << owner.projectName << " - " << getName() << "\"" << newLine

  237.                 << "\t-$(V_AT)mkdir -p $(JUCE_BINDIR)" << newLine

  238.                 << "\t-$(V_AT)mkdir -p $(JUCE_LIBDIR)" << newLine

  239.                 << "\t-$(V_AT)mkdir -p $(JUCE_OUTDIR)" << newLine;

  240. 

  241.             if (owner.projectType.isStaticLibrary() || type == SharedCodeTarget)

  242.                 out << "\t$(V_AT)$(AR) -rcs " << getBuildProduct()

  243.                     << " $(OBJECTS_" << getTargetVarName() << ")" << newLine;

  244.             else

  245.             {

  246.                 out << "\t$(V_AT)$(CXX) -o " << getBuildProduct()

  247.                     << " $(OBJECTS_" << getTargetVarName() << ") ";

  248. 

  249.                 if (owner.shouldBuildTargetType (SharedCodeTarget))

  250.                     out << "$(JUCE_OUTDIR)/$(JUCE_TARGET_SHARED_CODE) ";

  251. 

  252.                 out << "$(JUCE_LDFLAGS) ";

  253. 

  254.                 if (getTargetFileType() == sharedLibraryOrDLL || getTargetFileType() == pluginBundle)

  255.                     out << "$(JUCE_LDFLAGS_" << getTargetVarName() << ") ";

  256. 

  257.                 out << "$(RESOURCES) $(TARGET_ARCH)" << newLine;

  258.             }

  259. 

  260.             out << newLine;

  261.         }

  262. 

  263.         const MakefileProjectExporter& owner;

  264.     };

  265. 

  266.     //==============================================================================

  267.     static const char* getNameLinux()           { return "Linux Makefile"; }

  268.     static const char* getValueTreeTypeName()   { return "LINUX_MAKE"; }

  269. 

  270.     Value getExtraPkgConfig()                   { return getSetting (Ids::linuxExtraPkgConfig); }

  271.     String getExtraPkgConfigString() const      { return getSettingString (Ids::linuxExtraPkgConfig); }

  272. 

  273.     static MakefileProjectExporter* createForSettings (Project& project, const ValueTree& settings)

  274.     {

  275.         if (settings.hasType (getValueTreeTypeName()))

  276.             return new MakefileProjectExporter (project, settings);

  277. 

  278.         return nullptr;

  279.     }

  280. 

  281.     StringArray getPackages() const

  282.     {

  283.         StringArray packages;

  284.         packages.addTokens (getExtraPkgConfigString(), " ", "\"'");

  285.         packages.removeEmptyStrings();

  286. 

  287.         packages.addArray (linuxPackages);

  288. 

  289.         if (isWebBrowserComponentEnabled())

  290.         {

  291.             packages.add ("webkit2gtk-4.0");

  292.             packages.add ("gtk+-x11-3.0");

  293.         }

  294. 

  295.         packages.removeDuplicates (false);

  296. 

  297.         return packages;

  298.     }

  299. 

  300. 

  301.     //==============================================================================

  302.     MakefileProjectExporter (Project& p, const ValueTree& t)   : ProjectExporter (p, t)

  303.     {

  304.         name = getNameLinux();

  305. 

  306.         if (getTargetLocationString().isEmpty())

  307.             getTargetLocationValue() = getDefaultBuildsRootFolder() + "LinuxMakefile";

  308. 

  309.         initialiseDependencyPathValues();

  310.     }

  311. 

  312.     //==============================================================================

  313.     bool canLaunchProject() override                    { return false; }

  314.     bool launchProject() override                       { return false; }

  315.     bool usesMMFiles() const override                   { return false; }

  316.     bool canCopeWithDuplicateFiles() override           { return false; }

  317.     bool supportsUserDefinedConfigurations() const override { return true; }

  318. 

  319.     bool isXcode() const override                       { return false; }

  320.     bool isVisualStudio() const override                { return false; }

  321.     bool isCodeBlocks() const override                  { return false; }

  322.     bool isMakefile() const override                    { return true; }

  323.     bool isAndroidStudio() const override               { return false; }

  324. 

  325.     bool isAndroid() const override                     { return false; }

  326.     bool isWindows() const override                     { return false; }

  327.     bool isLinux() const override                       { return true; }

  328.     bool isOSX() const override                         { return false; }

  329.     bool isiOS() const override                         { return false; }

  330. 

  331.     bool supportsTargetType (ProjectType::Target::Type type) const override

  332.     {

  333.         switch (type)

  334.         {

  335.             case ProjectType::Target::GUIApp:

  336.             case ProjectType::Target::ConsoleApp:

  337.             case ProjectType::Target::StaticLibrary:

  338.             case ProjectType::Target::SharedCodeTarget:

  339.             case ProjectType::Target::AggregateTarget:

  340.             case ProjectType::Target::VSTPlugIn:

  341.             case ProjectType::Target::StandalonePlugIn:

  342.             case ProjectType::Target::DynamicLibrary:

  343.                 return true;

  344.             default:

  345.                 break;

  346.         }

  347. 

  348.         return false;

  349.     }

  350. 

  351.     Value getCppStandardValue()                         { return getSetting (Ids::cppLanguageStandard); }

  352.     String getCppStandardString() const                 { return settings[Ids::cppLanguageStandard]; }

  353. 

  354.     void createExporterProperties (PropertyListBuilder& properties) override

  355.     {

  356.         static const char* cppStandardNames[]  = { "C++03",       "C++11",       "C++14",        nullptr };

  357.         static const char* cppStandardValues[] = { "-std=c++03",  "-std=c++11",  "-std=c++14",   nullptr };

  358. 

  359.         properties.add (new ChoicePropertyComponent (getCppStandardValue(),

  360.                                                      "C++ standard to use",

  361.                                                      StringArray (cppStandardNames),

  362.                                                      Array<var>  (cppStandardValues)),

  363.                         "The C++ standard to specify in the makefile");

  364. 

  365.         properties.add (new TextPropertyComponent (getExtraPkgConfig(), "pkg-config libraries", 8192, false),

  366.                    "Extra pkg-config libraries for you application. Each package should be space separated.");

  367.     }

  368. 

  369.     //==============================================================================

  370.     bool anyTargetIsSharedLibrary() const

  371.     {

  372.         const int n = targets.size();

  373.         for (int i = 0; i < n; ++i)

  374.         {

  375.             const ProjectType::Target::TargetFileType fileType = targets.getUnchecked (i)->getTargetFileType();

  376.             if (fileType == ProjectType::Target::sharedLibraryOrDLL || fileType == ProjectType::Target::pluginBundle)

  377.                 return true;

  378.         }

  379. 

  380.         return false;

  381.     }

  382. 

  383.     //==============================================================================

  384.     void create (const OwnedArray<LibraryModule>&) const override

  385.     {

  386.         MemoryOutputStream mo;

  387.         writeMakefile (mo);

  388. 

  389.         overwriteFileIfDifferentOrThrow (getTargetFolder().getChildFile ("Makefile"), mo);

  390.     }

  391. 

  392.     //==============================================================================

  393.     void addPlatformSpecificSettingsForProjectType (const ProjectType&) override

  394.     {

  395.         callForAllSupportedTargets ([this] (ProjectType::Target::Type targetType)

  396.                                     {

  397.                                         if (MakefileTarget* target = new MakefileTarget (targetType, *this))

  398.                                         {

  399.                                             if (targetType == ProjectType::Target::AggregateTarget)

  400.                                                 targets.insert (0, target);

  401.                                             else

  402.                                                 targets.add (target);

  403.                                         }

  404.                                     });

  405. 

  406.         // If you hit this assert, you tried to generate a project for an exporter

  407.         // that does not support any of your targets!

  408.         jassert (targets.size() > 0);

  409.     }

  410. 

  411. private:

  412.     bool isWebBrowserComponentEnabled() const

  413.     {

  414.         static String guiExtrasModule ("juce_gui_extra");

  415. 

  416.         return (project.getModules().isModuleEnabled (guiExtrasModule)

  417.                 && project.isConfigFlagEnabled ("JUCE_WEB_BROWSER", true));

  418.     }

  419. 

  420.     //==============================================================================

  421.     void writeDefineFlags (OutputStream& out, const BuildConfiguration& config) const

  422.     {

  423.         StringPairArray defines;

  424.         defines.set ("LINUX", "1");

  425. 

  426.         if (config.isDebug())

  427.         {

  428.             defines.set ("DEBUG", "1");

  429.             defines.set ("_DEBUG", "1");

  430.         }

  431.         else

  432.         {

  433.             defines.set ("NDEBUG", "1");

  434.         }

  435. 

  436.         out << createGCCPreprocessorFlags (mergePreprocessorDefs (defines, getAllPreprocessorDefs (config, ProjectType::Target::unspecified)));

  437.     }

  438. 

  439.     void writeHeaderPathFlags (OutputStream& out, const BuildConfiguration& config) const

  440.     {

  441.         StringArray searchPaths (extraSearchPaths);

  442.         searchPaths.addArray (config.getHeaderSearchPaths());

  443. 

  444.         auto packages = getPackages();

  445.         if (packages.size() > 0)

  446.         {

  447.             out << " $(shell pkg-config --cflags";

  448. 

  449.             for (int i = 0; i < packages.size(); ++i)

  450.                 out << " " << packages[i];

  451. 

  452.             out << ")";

  453.         }

  454. 

  455.         if (linuxLibs.contains("pthread"))

  456.             out << " -pthread";

  457. 

  458.         searchPaths = getCleanedStringArray (searchPaths);

  459. 

  460.         // Replace ~ character with $(HOME) environment variable

  461.         for (int i = 0; i < searchPaths.size(); ++i)

  462.             out << " -I" << escapeSpaces (FileHelpers::unixStylePath (replacePreprocessorTokens (config, searchPaths[i]))).replace ("~", "$(HOME)");

  463.     }

  464. 

  465.     void writeCppFlags (OutputStream& out, const BuildConfiguration& config) const

  466.     {

  467.         out << "  JUCE_CPPFLAGS := $(DEPFLAGS)";

  468.         writeDefineFlags (out, config);

  469.         writeHeaderPathFlags (out, config);

  470.         out << " $(CPPFLAGS)" << newLine;

  471.     }

  472. 

  473.     void writeLinkerFlags (OutputStream& out, const BuildConfiguration& config) const

  474.     {

  475.         out << "  JUCE_LDFLAGS += $(TARGET_ARCH) -L$(JUCE_BINDIR) -L$(JUCE_LIBDIR)";

  476. 

  477.         {

  478.             StringArray flags (makefileExtraLinkerFlags);

  479. 

  480.             if (! config.isDebug())

  481.                 flags.add ("-fvisibility=hidden");

  482. 

  483.             if (flags.size() > 0)

  484.                 out << " " << getCleanedStringArray (flags).joinIntoString (" ");

  485.         }

  486. 

  487.         out << config.getGCCLibraryPathFlags();

  488. 

  489.         auto packages = getPackages();

  490.         if (packages.size() > 0 )

  491.         {

  492.             out << " $(shell pkg-config --libs";

  493. 

  494.             for (int i = 0; i < packages.size(); ++i)

  495.                 out << " " << packages[i];

  496. 

  497.             out << ")";

  498.         }

  499. 

  500.         for (int i = 0; i < linuxLibs.size(); ++i)

  501.             out << " -l" << linuxLibs[i];

  502. 

  503.         StringArray libraries;

  504.         libraries.addTokens (getExternalLibrariesString(), ";", "\"'");

  505.         libraries.removeEmptyStrings();

  506. 

  507.         if (libraries.size() != 0)

  508.             out << " -l" << replacePreprocessorTokens (config, libraries.joinIntoString (" -l")).trim();

  509. 

  510.         out << " " << replacePreprocessorTokens (config, getExtraLinkerFlagsString()).trim()

  511.             << " $(LDFLAGS)" << newLine;

  512.     }

  513. 

  514.     void writeTargetLines (OutputStream& out, const bool useLinuxPackages) const

  515.     {

  516.         const int n = targets.size();

  517. 

  518.         for (int i = 0; i < n; ++i)

  519.         {

  520.             if (MakefileTarget* target = targets.getUnchecked (i))

  521.             {

  522.                 if (target->type == ProjectType::Target::AggregateTarget)

  523.                 {

  524.                     StringArray dependencies;

  525.                     for (int j = 0; j < n; ++j)

  526.                     {

  527.                         if (i == j) continue;

  528. 

  529.                         if (MakefileTarget* dependency = targets.getUnchecked (j))

  530.                         {

  531.                             if (dependency->type != ProjectType::Target::SharedCodeTarget)

  532.                                 dependencies.add (dependency->getBuildProduct());

  533.                         }

  534.                     }

  535. 

  536.                     out << "all : " << dependencies.joinIntoString (" ") << newLine << newLine;

  537.                 }

  538.                 else

  539.                     target->writeTargetLine (out, useLinuxPackages);

  540.             }

  541.         }

  542.     }

  543. 

  544.     void writeConfig (OutputStream& out, const BuildConfiguration& config) const

  545.     {

  546.         const String buildDirName ("build");

  547.         const String intermediatesDirName (buildDirName + "/intermediate/" + config.getName());

  548.         String outputDir (buildDirName);

  549. 

  550.         if (config.getTargetBinaryRelativePathString().isNotEmpty())

  551.         {

  552.             RelativePath binaryPath (config.getTargetBinaryRelativePathString(), RelativePath::projectFolder);

  553.             outputDir = binaryPath.rebased (projectFolder, getTargetFolder(), RelativePath::buildTargetFolder).toUnixStyle();

  554.         }

  555. 

  556.         out << "ifeq ($(CONFIG)," << escapeSpaces (config.getName()) << ")" << newLine;

  557.         out << "  JUCE_BINDIR := " << escapeSpaces (buildDirName) << newLine

  558.             << "  JUCE_LIBDIR := " << escapeSpaces (buildDirName) << newLine

  559.             << "  JUCE_OBJDIR := " << escapeSpaces (intermediatesDirName) << newLine

  560.             << "  JUCE_OUTDIR := " << escapeSpaces (outputDir) << newLine

  561.             << newLine

  562.             << "  ifeq ($(TARGET_ARCH),)" << newLine

  563.             << "    TARGET_ARCH := " << getArchFlags (config) << newLine

  564.             << "  endif"  << newLine

  565.             << newLine;

  566. 

  567.         writeCppFlags (out, config);

  568. 

  569.         for (auto target : targets)

  570.         {

  571.             StringArray lines = target->getTargetSettings (config);

  572. 

  573.             if (lines.size() > 0)

  574.                 out << "  " << lines.joinIntoString ("\n  ") << newLine;

  575. 

  576.             out << newLine;

  577.         }

  578. 

  579.         out << "  JUCE_CFLAGS += $(JUCE_CPPFLAGS) $(TARGET_ARCH)";

  580. 

  581.         if (anyTargetIsSharedLibrary())

  582.             out << " -fPIC";

  583. 

  584.         if (config.isDebug())

  585.             out << " -g -ggdb";

  586. 

  587.         out << " -O" << config.getGCCOptimisationFlag()

  588.             << (" "  + replacePreprocessorTokens (config, getExtraCompilerFlagsString())).trimEnd()

  589.             << " $(CFLAGS)" << newLine;

  590. 

  591.         String cppStandardToUse (getCppStandardString());

  592. 

  593.         if (cppStandardToUse.isEmpty())

  594.             cppStandardToUse = "-std=c++11";

  595. 

  596.         out << "  JUCE_CXXFLAGS += $(CXXFLAGS) $(JUCE_CFLAGS) "

  597.             << cppStandardToUse << " $(CXXFLAGS)" << newLine;

  598. 

  599.         writeLinkerFlags (out, config);

  600. 

  601.         out << newLine;

  602. 

  603.         out << "  CLEANCMD = rm -rf $(JUCE_OUTDIR)/$(TARGET) $(JUCE_OBJDIR)" << newLine

  604.             << "endif" << newLine

  605.             << newLine;

  606.     }

  607. 

  608.     void writeIncludeLines (OutputStream& out) const

  609.     {

  610.         const int n = targets.size();

  611. 

  612.         for (int i = 0; i < n; ++i)

  613.         {

  614.             if (MakefileTarget* target = targets.getUnchecked (i))

  615.             {

  616.                 if (target->type == ProjectType::Target::AggregateTarget)

  617.                     continue;

  618. 

  619.                 out << "-include $(OBJECTS_" << target->getTargetVarName()

  620.                     << ":%.o=%.d)" << newLine;

  621.             }

  622.         }

  623.     }

  624. 

  625.     void writeMakefile (OutputStream& out) const

  626.     {

  627.         out << "# Automatically generated makefile, created by the Projucer" << newLine

  628.             << "# Don't edit this file! Your changes will be overwritten when you re-save the Projucer project!" << newLine

  629.             << newLine;

  630. 

  631.         out << "# build with \"V=1\" for verbose builds" << newLine

  632.             << "ifeq ($(V), 1)" << newLine

  633.             << "V_AT =" << newLine

  634.             << "else" << newLine

  635.             << "V_AT = @" << newLine

  636.             << "endif" << newLine

  637.             << newLine;

  638. 

  639.         out << "# (this disables dependency generation if multiple architectures are set)" << newLine

  640.             << "DEPFLAGS := $(if $(word 2, $(TARGET_ARCH)), , -MMD)" << newLine

  641.             << newLine;

  642. 

  643.         out << "ifndef STRIP" << newLine

  644.             << "  STRIP=strip" << newLine

  645.             << "endif" << newLine

  646.             << newLine;

  647. 

  648.         out << "ifndef AR" << newLine

  649.             << "  AR=ar" << newLine

  650.             << "endif" << newLine

  651.             << newLine;

  652. 

  653.         out << "ifndef CONFIG" << newLine

  654.             << "  CONFIG=" << escapeSpaces (getConfiguration(0)->getName()) << newLine

  655.             << "endif" << newLine

  656.             << newLine;

  657. 

  658.         for (ConstConfigIterator config (*this); config.next();)

  659.             writeConfig (out, *config);

  660. 

  661.         for (auto target : targets)

  662.             target->writeObjects (out);

  663. 

  664.         out << ".PHONY: clean all" << newLine

  665.             << newLine;

  666. 

  667.         StringArray packages;

  668.         packages.addTokens (getExtraPkgConfigString(), " ", "\"'");

  669.         packages.removeEmptyStrings();

  670. 

  671.         const bool useLinuxPackages = (linuxPackages.size() > 0 || packages.size() > 0);

  672. 

  673.         writeTargetLines (out, useLinuxPackages);

  674. 

  675.         for (auto target : targets)

  676.             target->addFiles (out);

  677. 

  678.         if (useLinuxPackages)

  679.         {

  680.             out << "check-pkg-config:" << newLine

  681.                 << "\t@command -v pkg-config >/dev/null 2>&1 || "

  682.                 "{ echo >&2 \"pkg-config not installed. Please, install it.\"; "

  683.                 "exit 1; }" << newLine

  684.                 << "\t@pkg-config --print-errors";

  685. 

  686.             for (int i = 0; i < linuxPackages.size(); ++i)

  687.                 out << " " << linuxPackages[i];

  688. 

  689.             for (int i = 0; i < packages.size(); ++i)

  690.                 out << " " << packages[i];

  691. 

  692.             out << newLine << newLine;

  693.         }

  694. 

  695.         out << "clean:" << newLine

  696.             << "\t@echo Cleaning " << projectName << newLine

  697.             << "\t$(V_AT)$(CLEANCMD)" << newLine

  698.             << newLine;

  699. 

  700.         out << "strip:" << newLine

  701.             << "\t@echo Stripping " << projectName << newLine

  702.             << "\t-$(V_AT)$(STRIP) --strip-unneeded $(JUCE_OUTDIR)/$(TARGET)" << newLine

  703.             << newLine;

  704. 

  705.         writeIncludeLines (out);

  706.     }

  707. 

  708.     String getArchFlags (const BuildConfiguration& config) const

  709.     {

  710.         if (const MakeBuildConfiguration* makeConfig = dynamic_cast<const MakeBuildConfiguration*> (&config))

  711.             if (! makeConfig->getArchitectureTypeVar().isVoid())

  712.                 return makeConfig->getArchitectureTypeVar();

  713. 

  714.         return "-march=native";

  715.     }

  716. 

  717.     String getObjectFileFor (const RelativePath& file) const

  718.     {

  719.         return file.getFileNameWithoutExtension()

  720.                 + "_" + String::toHexString (file.toUnixStyle().hashCode()) + ".o";

  721.     }

  722. 

  723.     void initialiseDependencyPathValues()

  724.     {

  725.         vst3Path.referTo (Value (new DependencyPathValueSource (getSetting (Ids::vst3Folder),

  726.                                                                 Ids::vst3Path,

  727.                                                                 TargetOS::linux)));

  728.     }

  729. 

  730.     OwnedArray<MakefileTarget> targets;

  731. 

  732.     JUCE_DECLARE_NON_COPYABLE (MakefileProjectExporter)

  733. };