Merge pull request #24 from Laupetin/feature/improved-ipak-building

Improve IPak building

docs/example/ExtendZone/zone_source/ExtendZoneProject.zone

@@ -4,6 +4,9 @@
 // Overwrite the name of the zone to be "ui"
 >name,ui
 
+// Set type to fastfile
+>type,fastfile
+
 // Add custom assets
 material,,clanlvl_box
 material,,xp

docs/example/IPakZone/build.sh

@@ -0,0 +1,7 @@
+#!/bin/bash
+
+# You can now either build the fastfile by building the project itself
+Linker IPakZone
+
+# ...or by building both targets separately
+Linker "IPakZone/IPakZone_ff" "IPakZone/IPakZone_ipak"

docs/example/IPakZone/zone_source/IPakZone.zone

@@ -0,0 +1,8 @@
+// Set the game to "Call Of Duty: Black Ops 2"
+>game,T6
+
+// Set type to none, only makes the other two projects build
+>type,none
+
+build,IPakZone_ff
+build,IPakZone_ipak

docs/example/IPakZone/zone_source/IPakZone_ff.zone

@@ -0,0 +1,11 @@
+// Set the game to "Call Of Duty: Black Ops 2"
+>game,T6
+
+// Overwrite the name of the fastfile to be "IPakZone"
+>name,IPakZone
+
+// Set type to fastfile
+>type,fastfile
+
+// Add custom assets
+image,sample_image

docs/example/IPakZone/zone_source/IPakZone_ipak.zone

@@ -0,0 +1,11 @@
+// Set the game to "Call Of Duty: Black Ops 2"
+>game,T6
+
+// Overwrite the name of the ipak to be "IPakZone"
+>name,IPakZone
+
+// Set type to ipak
+>type,ipak
+
+// Add custom assets
+image,sample_image

src/Linker/Linker.cpp

@@ -44,6 +44,7 @@ const IZoneCreator* const ZONE_CREATORS[]
 
 enum class ProjectType
 {
+    NONE,
     FASTFILE,
     IPAK,
 
@@ -52,6 +53,7 @@ enum class ProjectType
 
 constexpr const char* PROJECT_TYPE_NAMES[static_cast<unsigned>(ProjectType::MAX)]
 {
+    "none",
     "fastfile",
     "ipak"
 };
@@ -168,7 +170,7 @@ class LinkerImpl final : public Linker
         return true;
     }
 
-    static bool GetNameFromZoneDefinition(std::string& name, const std::string& projectName, const ZoneDefinition& zoneDefinition)
+    static bool GetNameFromZoneDefinition(std::string& name, const std::string& targetName, const ZoneDefinition& zoneDefinition)
     {
         auto firstNameEntry = true;
         const auto [rangeBegin, rangeEnd] = zoneDefinition.m_metadata_lookup.equal_range(METADATA_NAME);
@@ -183,27 +185,27 @@ class LinkerImpl final : public Linker
             {
                 if (name != i->second->m_value)
                 {
-                    std::cout << "Conflicting names in project \"" << projectName << "\": " << name << " != " << i->second << std::endl;
+                    std::cout << "Conflicting names in target \"" << targetName << "\": " << name << " != " << i->second << std::endl;
                     return false;
                 }
             }
         }
 
         if (firstNameEntry)
-            name = projectName;
+            name = targetName;
 
         return true;
     }
 
-    std::unique_ptr<ZoneDefinition> ReadZoneDefinition(const std::string& projectName, ISearchPath* sourceSearchPath) const
+    std::unique_ptr<ZoneDefinition> ReadZoneDefinition(const std::string& targetName, ISearchPath* sourceSearchPath) const
     {
         std::unique_ptr<ZoneDefinition> zoneDefinition;
         {
-            const auto definitionFileName = projectName + ".zone";
+            const auto definitionFileName = targetName + ".zone";
             const auto definitionStream = sourceSearchPath->Open(definitionFileName);
             if (!definitionStream.IsOpen())
             {
-                std::cout << "Could not find zone definition file for project \"" << projectName << "\"." << std::endl;
+                std::cout << "Could not find zone definition file for target \"" << targetName << "\"." << std::endl;
                 return nullptr;
             }
 
@@ -213,14 +215,14 @@ class LinkerImpl final : public Linker
 
         if (!zoneDefinition)
         {
-            std::cout << "Failed to read zone definition file for project \"" << projectName << "\"." << std::endl;
+            std::cout << "Failed to read zone definition file for target \"" << targetName << "\"." << std::endl;
             return nullptr;
         }
 
-        if (!GetNameFromZoneDefinition(zoneDefinition->m_name, projectName, *zoneDefinition))
+        if (!GetNameFromZoneDefinition(zoneDefinition->m_name, targetName, *zoneDefinition))
             return nullptr;
 
-        if (!IncludeAdditionalZoneDefinitions(projectName, *zoneDefinition, sourceSearchPath))
+        if (!IncludeAdditionalZoneDefinitions(targetName, *zoneDefinition, sourceSearchPath))
             return nullptr;
 
         if (!IncludeAssetLists(*zoneDefinition, sourceSearchPath))
@@ -229,7 +231,7 @@ class LinkerImpl final : public Linker
         return zoneDefinition;
     }
 
-    bool ProcessZoneDefinitionIgnores(const std::string& projectName, ZoneCreationContext& context, ISearchPath* sourceSearchPath) const
+    bool ProcessZoneDefinitionIgnores(const std::string& targetName, ZoneCreationContext& context, ISearchPath* sourceSearchPath) const
     {
         if (context.m_definition->m_ignores.empty())
             return true;
@@ -242,7 +244,7 @@ class LinkerImpl final : public Linker
 
         for (const auto& ignore : context.m_definition->m_ignores)
         {
-            if (ignore == projectName)
+            if (ignore == targetName)
                 continue;
 
             std::vector<AssetListEntry> assetList;
@@ -269,9 +271,9 @@ class LinkerImpl final : public Linker
         return false;
     }
 
-    static bool GetProjectTypeFromZoneDefinition(ProjectType& projectType, const std::string& projectName, const ZoneDefinition& zoneDefinition)
+    static bool GetProjectTypeFromZoneDefinition(ProjectType& projectType, const std::string& targetName, const ZoneDefinition& zoneDefinition)
     {
-        auto firstGameEntry = true;
+        auto firstTypeEntry = true;
         const auto [rangeBegin, rangeEnd] = zoneDefinition.m_metadata_lookup.equal_range(METADATA_TYPE);
         for (auto i = rangeBegin; i != rangeEnd; ++i)
         {
@@ -282,29 +284,34 @@ class LinkerImpl final : public Linker
                 return false;
             }
 
-            if (firstGameEntry)
+            if (firstTypeEntry)
             {
                 projectType = parsedProjectType;
-                firstGameEntry = false;
+                firstTypeEntry = false;
             }
             else
             {
                 if (projectType != parsedProjectType)
                 {
-                    std::cerr << "Conflicting types in project \"" << projectName << "\": " << PROJECT_TYPE_NAMES[static_cast<unsigned>(projectType)]
+                    std::cerr << "Conflicting types in target \"" << targetName << "\": " << PROJECT_TYPE_NAMES[static_cast<unsigned>(projectType)]
                         << " != " << PROJECT_TYPE_NAMES[static_cast<unsigned>(parsedProjectType)] << std::endl;
                     return false;
                 }
             }
         }
 
-        if (firstGameEntry)
+        if (firstTypeEntry)
+        {
+            if (zoneDefinition.m_assets.empty())
+                projectType = ProjectType::NONE;
+            else
                 projectType = ProjectType::FASTFILE;
+        }
 
         return true;
     }
 
-    static bool GetGameNameFromZoneDefinition(std::string& gameName, const std::string& projectName, const ZoneDefinition& zoneDefinition)
+    static bool GetGameNameFromZoneDefinition(std::string& gameName, const std::string& targetName, const ZoneDefinition& zoneDefinition)
     {
         auto firstGameEntry = true;
         const auto [rangeBegin, rangeEnd] = zoneDefinition.m_metadata_lookup.equal_range(METADATA_GAME);
@@ -319,7 +326,7 @@ class LinkerImpl final : public Linker
             {
                 if (gameName != i->second->m_value)
                 {
-                    std::cout << "Conflicting game names in project \"" << projectName << "\": " << gameName << " != " << i->second << std::endl;
+                    std::cout << "Conflicting game names in target \"" << targetName << "\": " << gameName << " != " << i->second << std::endl;
                     return false;
                 }
             }
@@ -327,7 +334,7 @@ class LinkerImpl final : public Linker
 
         if (firstGameEntry)
         {
-            std::cout << "No game name was specified for project \"" << projectName << "\"" << std::endl;
+            std::cout << "No game name was specified for target \"" << targetName << "\"" << std::endl;
             return false;
         }
 
@@ -360,13 +367,13 @@ class LinkerImpl final : public Linker
         return true;
     }
 
-    std::unique_ptr<Zone> CreateZoneForDefinition(const std::string& projectName, ZoneDefinition& zoneDefinition, ISearchPath* assetSearchPath, ISearchPath* gdtSearchPath,
+    std::unique_ptr<Zone> CreateZoneForDefinition(const std::string& targetName, ZoneDefinition& zoneDefinition, ISearchPath* assetSearchPath, ISearchPath* gdtSearchPath,
                                                   ISearchPath* sourceSearchPath) const
     {
         const auto context = std::make_unique<ZoneCreationContext>(assetSearchPath, &zoneDefinition);
-        if (!ProcessZoneDefinitionIgnores(projectName, *context, sourceSearchPath))
+        if (!ProcessZoneDefinitionIgnores(targetName, *context, sourceSearchPath))
             return nullptr;
-        if (!GetGameNameFromZoneDefinition(context->m_game_name, projectName, zoneDefinition))
+        if (!GetGameNameFromZoneDefinition(context->m_game_name, targetName, zoneDefinition))
             return nullptr;
         if (!LoadGdtFilesFromZoneDefinition(context->m_gdt_files, zoneDefinition, gdtSearchPath))
             return nullptr;
@@ -405,9 +412,10 @@ class LinkerImpl final : public Linker
         return true;
     }
 
-    bool BuildFastFile(const std::string& projectName, ZoneDefinition& zoneDefinition, SearchPaths& assetSearchPaths, SearchPaths& gdtSearchPaths, SearchPaths& sourceSearchPaths) const
+    bool BuildFastFile(const std::string& projectName, const std::string& targetName, ZoneDefinition& zoneDefinition, SearchPaths& assetSearchPaths, SearchPaths& gdtSearchPaths,
+                       SearchPaths& sourceSearchPaths) const
     {
-        const auto zone = CreateZoneForDefinition(projectName, zoneDefinition, &assetSearchPaths, &gdtSearchPaths, &sourceSearchPaths);
+        const auto zone = CreateZoneForDefinition(targetName, zoneDefinition, &assetSearchPaths, &gdtSearchPaths, &sourceSearchPaths);
         auto result = zone != nullptr;
         if (zone)
             result = WriteZoneToFile(projectName, zone.get());
@@ -415,7 +423,7 @@ class LinkerImpl final : public Linker
         return result;
     }
 
-    bool BuildIPak(const std::string& projectName, const ZoneDefinition& zoneDefinition, SearchPaths& assetSearchPaths, SearchPaths& sourceSearchPaths) const
+    bool BuildIPak(const std::string& projectName, const ZoneDefinition& zoneDefinition, SearchPaths& assetSearchPaths) const
     {
         const fs::path ipakFolderPath(m_args.GetOutputFolderPathForProject(projectName));
         auto ipakFilePath(ipakFolderPath);
@@ -450,44 +458,65 @@ class LinkerImpl final : public Linker
         return true;
     }
 
-    bool BuildProject(const std::string& projectName)
+    bool BuildReferencedTargets(const std::string& projectName, const std::string& targetName, const ZoneDefinition& zoneDefinition)
+    {
+        return std::all_of(zoneDefinition.m_targets_to_build.begin(), zoneDefinition.m_targets_to_build.end(), [this, &projectName, &targetName](const std::string& buildTargetName)
+        {
+            if (buildTargetName == targetName)
+            {
+                std::cerr << "Cannot build target with same name: \"" << targetName << "\"\n";
+                return false;
+            }
+
+            std::cout << "Building referenced target \"" << buildTargetName << "\"\n";
+            return BuildProject(projectName, buildTargetName);
+        });
+    }
+
+    bool BuildProject(const std::string& projectName, const std::string& targetName)
     {
         auto sourceSearchPaths = m_search_paths.GetSourceSearchPathsForProject(projectName);
 
-        const auto zoneDefinition = ReadZoneDefinition(projectName, &sourceSearchPaths);
+        const auto zoneDefinition = ReadZoneDefinition(targetName, &sourceSearchPaths);
         if (!zoneDefinition)
             return false;
 
         ProjectType projectType;
-        if (!GetProjectTypeFromZoneDefinition(projectType, projectName, *zoneDefinition))
+        if (!GetProjectTypeFromZoneDefinition(projectType, targetName, *zoneDefinition))
             return false;
 
+        auto result = true;
+        if (projectType != ProjectType::NONE)
+        {
             std::string gameName;
-        if (!GetGameNameFromZoneDefinition(gameName, projectName, *zoneDefinition))
+            if (!GetGameNameFromZoneDefinition(gameName, targetName, *zoneDefinition))
                 return false;
             utils::MakeStringLowerCase(gameName);
 
             auto assetSearchPaths = m_search_paths.GetAssetSearchPathsForProject(gameName, projectName);
             auto gdtSearchPaths = m_search_paths.GetGdtSearchPathsForProject(gameName, projectName);
 
-        auto result = false;
             switch (projectType)
             {
             case ProjectType::FASTFILE:
-            result = BuildFastFile(projectName, *zoneDefinition, assetSearchPaths, gdtSearchPaths, sourceSearchPaths);
+                result = BuildFastFile(projectName, targetName, *zoneDefinition, assetSearchPaths, gdtSearchPaths, sourceSearchPaths);
                 break;
 
             case ProjectType::IPAK:
-            result = BuildIPak(projectName, *zoneDefinition, assetSearchPaths, sourceSearchPaths);
+                result = BuildIPak(projectName, *zoneDefinition, assetSearchPaths);
                 break;
 
             default:
                 assert(false);
+                result = false;
                 break;
             }
+        }
 
         m_search_paths.UnloadProjectSpecificSearchPaths();
 
+        result = result && BuildReferencedTargets(projectName, targetName, *zoneDefinition);
+
         return result;
     }
 
@@ -536,6 +565,40 @@ class LinkerImpl final : public Linker
         m_loaded_zones.clear();
     }
 
+    static bool GetProjectAndTargetFromProjectSpecifier(const std::string& projectSpecifier, std::string& projectName, std::string& targetName)
+    {
+        const auto targetNameSeparatorIndex = projectSpecifier.find_first_of('/');
+        if (targetNameSeparatorIndex == std::string::npos)
+        {
+            projectName = projectSpecifier;
+            targetName = projectSpecifier;
+        }
+        else if (projectSpecifier.find_first_of('/', targetNameSeparatorIndex + 1) != std::string::npos)
+        {
+            std::cerr << "Project specifier cannot have more than one target name: \"" << projectSpecifier << "\"\n";
+            return false;
+        }
+        else
+        {
+            projectName = projectSpecifier.substr(0, targetNameSeparatorIndex);
+            targetName = projectSpecifier.substr(targetNameSeparatorIndex + 1);
+        }
+
+        if (projectName.empty())
+        {
+            std::cerr << "Project name cannot be empty: \"" << projectSpecifier << "\"\n";
+            return false;
+        }
+
+        if (targetName.empty())
+        {
+            std::cerr << "Target name cannot be empty: \"" << projectSpecifier << "\"\n";
+            return false;
+        }
+
+        return true;
+    }
+
 public:
     LinkerImpl()
         : m_search_paths(m_args)
@@ -554,9 +617,17 @@ public:
             return false;
 
         auto result = true;
-        for (const auto& projectName : m_args.m_projects_to_build)
+        for (const auto& projectSpecifier : m_args.m_project_specifiers_to_build)
         {
-            if (!BuildProject(projectName))
+            std::string projectName;
+            std::string targetName;
+            if (!GetProjectAndTargetFromProjectSpecifier(projectSpecifier, projectName, targetName))
+            {
+                result = false;
+                break;
+            }
+
+            if (!BuildProject(projectName, targetName))
             {
                 result = false;
                 break;

src/Linker/LinkerArgs.cpp

@@ -210,8 +210,8 @@ bool LinkerArgs::ParseArgs(const int argc, const char** argv)
         return false;
     }
 
-    m_projects_to_build = m_argument_parser.GetArguments();
+    m_project_specifiers_to_build = m_argument_parser.GetArguments();
-    if (m_projects_to_build.empty())
+    if (m_project_specifiers_to_build.empty())
     {
         // No projects to build specified...
         PrintUsage();

src/Linker/LinkerArgs.h

@@ -41,7 +41,7 @@ private:
 
 public:
     std::vector<std::string> m_zones_to_load;
-    std::vector<std::string> m_projects_to_build;
+    std::vector<std::string> m_project_specifiers_to_build;
     
     std::string m_base_folder;
     std::string m_out_folder;

src/ZoneCommon/Parsing/ZoneDefinition/Sequence/SequenceZoneDefinitionBuild.cpp

@@ -0,0 +1,19 @@
+#include "SequenceZoneDefinitionBuild.h"
+
+#include "Parsing/ZoneDefinition/Matcher/ZoneDefinitionMatcherFactory.h"
+
+SequenceZoneDefinitionBuild::SequenceZoneDefinitionBuild()
+{
+    const ZoneDefinitionMatcherFactory create(this);
+
+    AddMatchers({
+        create.Keyword("build"),
+        create.Char(','),
+        create.Field().Capture(CAPTURE_BUILD_TARGET_NAME)
+    });
+}
+
+void SequenceZoneDefinitionBuild::ProcessMatch(ZoneDefinition* state, SequenceResult<ZoneDefinitionParserValue>& result) const
+{
+    state->m_targets_to_build.emplace_back(result.NextCapture(CAPTURE_BUILD_TARGET_NAME).FieldValue());
+}

src/ZoneCommon/Parsing/ZoneDefinition/Sequence/SequenceZoneDefinitionBuild.h

@@ -0,0 +1,14 @@
+#pragma once
+
+#include "Parsing/ZoneDefinition/ZoneDefinitionParser.h"
+
+class SequenceZoneDefinitionBuild final : public ZoneDefinitionParser::sequence_t
+{
+    static constexpr auto CAPTURE_BUILD_TARGET_NAME = 1;
+
+protected:
+    void ProcessMatch(ZoneDefinition* state, SequenceResult<ZoneDefinitionParserValue>& result) const override;
+
+public:
+    SequenceZoneDefinitionBuild();
+};

src/ZoneCommon/Parsing/ZoneDefinition/ZoneDefinitionParser.cpp

@@ -1,6 +1,7 @@
 #include "ZoneDefinitionParser.h"
 
 #include "Sequence/SequenceZoneDefinitionAssetList.h"
+#include "Sequence/SequenceZoneDefinitionBuild.h"
 #include "Sequence/SequenceZoneDefinitionEntry.h"
 #include "Sequence/SequenceZoneDefinitionIgnore.h"
 #include "Sequence/SequenceZoneDefinitionInclude.h"
@@ -18,6 +19,7 @@ const std::vector<AbstractParser<ZoneDefinitionParserValue, ZoneDefinition>::seq
         new SequenceZoneDefinitionInclude(),
         new SequenceZoneDefinitionIgnore(),
         new SequenceZoneDefinitionAssetList(),
+        new SequenceZoneDefinitionBuild(),
         new SequenceZoneDefinitionEntry()
     });
 

src/ZoneCommon/Zone/Definition/ZoneDefinition.h

@@ -37,6 +37,7 @@ public:
     std::vector<std::string> m_includes;
     std::vector<std::string> m_asset_lists;
     std::vector<std::string> m_ignores;
+    std::vector<std::string> m_targets_to_build;
     std::vector<ZoneDefinitionEntry> m_assets;
 
     void AddMetaData(std::string key, std::string value);