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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) 2015 - ROLI Ltd.

  6. 

  7.    Permission is granted to use this software under the terms of either:

  8.    a) the GPL v2 (or any later version)

  9.    b) the Affero GPL v3

  10. 

  11.    Details of these licenses can be found at: www.gnu.org/licenses

  12. 

  13.    JUCE is distributed in the hope that it will be useful, but WITHOUT ANY

  14.    WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR

  15.    A PARTICULAR PURPOSE.  See the GNU General Public License for more details.

  16. 

  17.    ------------------------------------------------------------------------------

  18. 

  19.    To release a closed-source product which uses JUCE, commercial licenses are

  20.    available: visit www.juce.com for more information.

  21. 

  22.   ==============================================================================

  23. */

  24. 

  25. class MakefileProjectExporter  : public ProjectExporter

  26. {

  27. public:

  28.     //==============================================================================

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

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

  31. 

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

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

  34. 

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

  36.     {

  37.         if (settings.hasType (getValueTreeTypeName()))

  38.             return new MakefileProjectExporter (project, settings);

  39. 

  40.         return nullptr;

  41.     }

  42. 

  43. 

  44.     //==============================================================================

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

  46.     {

  47.         name = getNameLinux();

  48. 

  49.         if (getTargetLocationString().isEmpty())

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

  51. 

  52.         initialiseDependencyPathValues();

  53.     }

  54. 

  55.     //==============================================================================

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

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

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

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

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

  61. 

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

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

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

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

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

  67.     bool isAndroidAnt() const override                  { return false; }

  68. 

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

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

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

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

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

  74. 

  75.     bool supportsVST() const override                   { return true; }

  76.     bool supportsVST3() const override                  { return false; }

  77.     bool supportsAAX() const override                   { return false; }

  78.     bool supportsRTAS() const override                  { return false; }

  79.     bool supportsAU()   const override                  { return false; }

  80.     bool supportsAUv3() const override                  { return false; }

  81.     bool supportsStandalone() const override            { return false;  }

  82. 

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

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

  85. 

  86.     void createExporterProperties (PropertyListBuilder& properties) override

  87.     {

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

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

  90. 

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

  92.                                                      "C++ standard to use",

  93.                                                      StringArray (cppStandardNames),

  94.                                                      Array<var>  (cppStandardValues)),

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

  96. 

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

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

  99.     }

  100. 

  101.     //==============================================================================

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

  103.     {

  104.         Array<RelativePath> files;

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

  106.             findAllFilesToCompile (getAllGroups().getReference(i), files);

  107. 

  108.         MemoryOutputStream mo;

  109.         writeMakefile (mo, files);

  110. 

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

  112.     }

  113. 

  114.     //==============================================================================

  115.     void addPlatformSpecificSettingsForProjectType (const ProjectType& type) override

  116.     {

  117.         if (type.isStaticLibrary())

  118.             makefileTargetSuffix = ".a";

  119. 

  120.         else if (type.isDynamicLibrary())

  121.             makefileTargetSuffix = ".so";

  122. 

  123.         else if (type.isAudioPlugin())

  124.             makefileIsDLL = true;

  125.     }

  126. 

  127. protected:

  128.     //==============================================================================

  129.     class MakeBuildConfiguration  : public BuildConfiguration

  130.     {

  131.     public:

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

  133.             : BuildConfiguration (p, settings, e)

  134.         {

  135.         }

  136. 

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

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

  139. 

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

  141. 

  142.         void createConfigProperties (PropertyListBuilder& props) override

  143.         {

  144.             addGCCOptimisationProperty (props);

  145. 

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

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

  148. 

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

  150.                                                     StringArray (archNames, numElementsInArray (archNames)),

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

  152.         }

  153.     };

  154. 

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

  156.     {

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

  158.     }

  159. 

  160. private:

  161.     //==============================================================================

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

  163.     {

  164.         if (projectItem.isGroup())

  165.         {

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

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

  168.         }

  169.         else

  170.         {

  171.             if (projectItem.shouldBeCompiled())

  172.                 results.add (RelativePath (projectItem.getFile(), getTargetFolder(), RelativePath::buildTargetFolder));

  173.         }

  174.     }

  175. 

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

  177.     {

  178.         StringPairArray defines;

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

  180. 

  181.         if (config.isDebug())

  182.         {

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

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

  185.         }

  186.         else

  187.         {

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

  189.         }

  190. 

  191.         out << createGCCPreprocessorFlags (mergePreprocessorDefs (defines, getAllPreprocessorDefs (config)));

  192.     }

  193. 

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

  195.     {

  196.         StringArray searchPaths (extraSearchPaths);

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

  198. 

  199.         StringArray packages;

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

  201.         packages.removeEmptyStrings();

  202. 

  203.         if (linuxPackages.size() > 0 || packages.size() > 0)

  204.         {

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

  206. 

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

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

  209. 

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

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

  212. 

  213.             out << ")";

  214.         }

  215. 

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

  217.             out << " -pthread";

  218. 

  219.         searchPaths = getCleanedStringArray (searchPaths);

  220. 

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

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

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

  224.     }

  225. 

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

  227.     {

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

  229.         writeDefineFlags (out, config);

  230.         writeHeaderPathFlags (out, config);

  231.         out << newLine;

  232.     }

  233. 

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

  235.     {

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

  237. 

  238.         {

  239.             StringArray flags (makefileExtraLinkerFlags);

  240. 

  241.             if (makefileIsDLL)

  242.                 flags.add ("-shared");

  243. 

  244.             if (! config.isDebug())

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

  246. 

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

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

  249.         }

  250. 

  251.         out << config.getGCCLibraryPathFlags();

  252. 

  253.         StringArray packages;

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

  255.         packages.removeEmptyStrings();

  256. 

  257.         if (linuxPackages.size() > 0  || packages.size() > 0)

  258.         {

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

  260. 

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

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

  263. 

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

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

  266. 

  267.             out << ")";

  268.         }

  269. 

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

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

  272. 

  273.         StringArray libraries;

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

  275.         libraries.removeEmptyStrings();

  276. 

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

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

  279. 

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

  281.             << newLine;

  282.     }

  283. 

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

  285.     {

  286.         const String buildDirName ("build");

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

  288.         String outputDir (buildDirName);

  289. 

  290.         if (config.getTargetBinaryRelativePathString().isNotEmpty())

  291.         {

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

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

  294.         }

  295. 

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

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

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

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

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

  301.             << newLine

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

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

  304.             << "  endif"  << newLine

  305.             << newLine;

  306. 

  307.         writeCppFlags (out, config);

  308. 

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

  310. 

  311.         if (config.isDebug())

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

  313. 

  314.         if (makefileIsDLL)

  315.             out << " -fPIC";

  316. 

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

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

  319.             << newLine;

  320. 

  321.         String cppStandardToUse (getCppStandardString());

  322. 

  323.         if (cppStandardToUse.isEmpty())

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

  325. 

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

  327.             << cppStandardToUse

  328.             << newLine;

  329. 

  330.         writeLinkerFlags (out, config);

  331. 

  332.         out << newLine;

  333. 

  334.         String targetName (replacePreprocessorTokens (config, config.getTargetBinaryNameString()));

  335. 

  336.         if (projectType.isStaticLibrary() || projectType.isDynamicLibrary())

  337.             targetName = getLibbedFilename (targetName);

  338.         else

  339.             targetName = targetName.upToLastOccurrenceOf (".", false, false) + makefileTargetSuffix;

  340. 

  341.         out << "  TARGET := " << escapeSpaces (targetName) << newLine;

  342. 

  343.         if (projectType.isStaticLibrary())

  344.             out << "  BLDCMD = $(AR) -rcs $(JUCE_OUTDIR)/$(TARGET) $(OBJECTS)" << newLine;

  345.         else

  346.             out << "  BLDCMD = $(CXX) -o $(JUCE_OUTDIR)/$(TARGET) $(OBJECTS) $(JUCE_LDFLAGS) $(RESOURCES) $(TARGET_ARCH)" << newLine;

  347. 

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

  349.             << "endif" << newLine

  350.             << newLine;

  351.     }

  352. 

  353.     void writeObjects (OutputStream& out, const Array<RelativePath>& files) const

  354.     {

  355.         out << "OBJECTS := \\" << newLine;

  356. 

  357.         for (int i = 0; i < files.size(); ++i)

  358.             if (shouldFileBeCompiledByDefault (files.getReference(i)))

  359.                 out << "  $(JUCE_OBJDIR)/" << escapeSpaces (getObjectFileFor (files.getReference(i))) << " \\" << newLine;

  360. 

  361.         out << newLine;

  362.     }

  363. 

  364.     void writeMakefile (OutputStream& out, const Array<RelativePath>& files) const

  365.     {

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

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

  368.             << newLine;

  369. 

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

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

  372.             << newLine;

  373. 

  374.         out << "ifndef STRIP" << newLine

  375.             << "  STRIP=strip" << newLine

  376.             << "endif" << newLine

  377.             << newLine;

  378. 

  379.         out << "ifndef AR" << newLine

  380.             << "  AR=ar" << newLine

  381.             << "endif" << newLine

  382.             << newLine;

  383. 

  384.         out << "ifndef CONFIG" << newLine

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

  386.             << "endif" << newLine

  387.             << newLine;

  388. 

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

  390.             writeConfig (out, *config);

  391. 

  392.         writeObjects (out, files);

  393. 

  394.         out << ".PHONY: clean" << newLine

  395.             << newLine;

  396. 

  397.         StringArray packages;

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

  399.         packages.removeEmptyStrings();

  400. 

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

  402. 

  403.         out << "$(JUCE_OUTDIR)/$(TARGET): "

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

  405.             << "$(OBJECTS) $(RESOURCES)" << newLine

  406.             << "\t@echo Linking " << projectName << newLine

  407.             << "\t-@mkdir -p $(JUCE_BINDIR)" << newLine

  408.             << "\t-@mkdir -p $(JUCE_LIBDIR)" << newLine

  409.             << "\t-@mkdir -p $(JUCE_OUTDIR)" << newLine

  410.             << "\t@$(BLDCMD)" << newLine

  411.             << newLine;

  412. 

  413.         if (useLinuxPackages)

  414.         {

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

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

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

  418.                 "exit 1; }" << newLine

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

  420. 

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

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

  423. 

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

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

  426. 

  427.             out << newLine << newLine;

  428.         }

  429. 

  430.         out << "clean:" << newLine

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

  432.             << "\t@$(CLEANCMD)" << newLine

  433.             << newLine;

  434. 

  435.         out << "strip:" << newLine

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

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

  438.             << newLine;

  439. 

  440.         for (int i = 0; i < files.size(); ++i)

  441.         {

  442.             if (shouldFileBeCompiledByDefault (files.getReference(i)))

  443.             {

  444.                 jassert (files.getReference(i).getRoot() == RelativePath::buildTargetFolder);

  445. 

  446.                 out << "$(JUCE_OBJDIR)/" << escapeSpaces (getObjectFileFor (files.getReference(i)))

  447.                     << ": " << escapeSpaces (files.getReference(i).toUnixStyle()) << newLine

  448.                     << "\t-@mkdir -p $(JUCE_OBJDIR)" << newLine

  449.                     << "\t@echo \"Compiling " << files.getReference(i).getFileName() << "\"" << newLine

  450.                     << (files.getReference(i).hasFileExtension ("c;s;S") ? "\t@$(CC) $(JUCE_CFLAGS) -o \"$@\" -c \"$<\""

  451.                                                                          : "\t@$(CXX) $(JUCE_CXXFLAGS) -o \"$@\" -c \"$<\"")

  452.                     << newLine << newLine;

  453.             }

  454.         }

  455. 

  456.         out << "-include $(OBJECTS:%.o=%.d)" << newLine;

  457.     }

  458. 

  459.     String getArchFlags (const BuildConfiguration& config) const

  460.     {

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

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

  463.                 return makeConfig->getArchitectureTypeVar();

  464. 

  465.         return "-march=native";

  466.     }

  467. 

  468.     String getObjectFileFor (const RelativePath& file) const

  469.     {

  470.         return file.getFileNameWithoutExtension()

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

  472.     }

  473. 

  474.     void initialiseDependencyPathValues()

  475.     {

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

  477.                                                                 Ids::vst3Path,

  478.                                                                 TargetOS::linux)));

  479.     }

  480. 

  481.     JUCE_DECLARE_NON_COPYABLE (MakefileProjectExporter)

  482. };