Files
FlaxEngine/Source/Tools/Flax.Build/Build/Builder.cs
2021-01-02 14:28:49 +01:00

251 lines
11 KiB
C#

// Copyright (c) 2012-2021 Wojciech Figat. All rights reserved.
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using Flax.Build.Graph;
namespace Flax.Build
{
/// <summary>
/// The modules and targets building utility.
/// </summary>
public static partial class Builder
{
/// <summary>
/// Cleans the build system cache and intermediate results.
/// </summary>
public static void Clean()
{
using (new ProfileEventScope("Clean"))
{
var graph = new TaskGraph(Globals.Root);
graph.CleanCache();
}
}
/// <summary>
/// Gets the list of targets that can be used when building a given project.
/// </summary>
/// <param name="project">The project.</param>
/// <returns>The array of targets that can be build.</returns>
public static Target[] GetProjectTargets(ProjectInfo project)
{
var rules = GenerateRulesAssembly();
var sourcePath = Path.Combine(project.ProjectFolderPath, "Source");
return rules.Targets.Where(target => target.FolderPath.StartsWith(sourcePath)).ToArray();
}
/// <summary>
/// Gets the list of modules that are located under a given project (checks for modules located in the given project Source folder).
/// </summary>
/// <param name="project">The project.</param>
/// <returns>The array of modules that are contained in this project.</returns>
public static Module[] GetProjectModules(ProjectInfo project)
{
var rules = GenerateRulesAssembly();
var sourcePath = Path.Combine(project.ProjectFolderPath, "Source");
return rules.Modules.Where(module => module.FolderPath.StartsWith(sourcePath)).ToArray();
}
/// <summary>
/// Gets the project that contains a given module (checks for modules located in the given project Source folder).
/// </summary>
/// <param name="module">The module.</param>
/// <param name="project">The project.</param>
/// <returns>The found project.</returns>
public static ProjectInfo GetModuleProject(Module module, ProjectInfo project)
{
if (project == null)
return null;
var sourcePath = Path.Combine(project.ProjectFolderPath, "Source");
if (module.FolderPath.StartsWith(sourcePath))
return project;
foreach (var reference in project.References)
{
var result = GetModuleProject(module, reference.Project);
if (result != null)
return result;
}
return null;
}
/// <summary>
/// Gets the project that contains a given module (checks for modules located in the given project Source folder).
/// </summary>
/// <param name="module">The module.</param>
/// <param name="buildData">The build data.</param>
/// <returns>The found project.</returns>
public static ProjectInfo GetModuleProject(Module module, BuildData buildData)
{
return GetModuleProject(module, buildData.Project);
}
/// <summary>
/// Builds the targets.
/// </summary>
/// <returns>True if failed, otherwise false.</returns>
public static bool BuildTargets()
{
bool failed = false;
var rules = GenerateRulesAssembly();
var project = Globals.Project;
using (new ProfileEventScope("BuildTargets"))
{
// Pick targets to build
var customBuildTargets = Configuration.BuildTargets;
var projectTargets = GetProjectTargets(project);
var targets = customBuildTargets == null ? projectTargets : projectTargets.Where(target => customBuildTargets.Contains(target.Name)).ToArray();
// Create task graph for building all targets
var graph = new TaskGraph(project.ProjectFolderPath);
foreach (var target in targets)
{
target.PreBuild();
// Pick configurations to build
TargetConfiguration[] configurations = Configuration.BuildConfigurations;
if (configurations != null)
{
foreach (var configuration in configurations)
{
if (!target.Configurations.Contains(configuration))
throw new Exception(string.Format("Target {0} does not support {1} configuration.", target.Name, configuration));
}
}
else
{
configurations = target.Configurations;
}
foreach (var configuration in configurations)
{
// Pick platforms to build
TargetPlatform[] platforms = Configuration.BuildPlatforms;
if (platforms != null)
{
foreach (var platform in platforms)
{
if (!target.Platforms.Contains(platform))
throw new Exception(string.Format("Target {0} does not support {1} platform.", target.Name, platform));
}
}
else
{
platforms = target.Platforms;
}
foreach (var targetPlatform in platforms)
{
// Pick architectures to build
TargetArchitecture[] architectures = Configuration.BuildArchitectures;
if (architectures != null)
{
foreach (var e in architectures)
{
if (!target.Architectures.Contains(e))
throw new Exception(string.Format("Target {0} does not support {1} architecture.", target.Name, e));
}
}
else
{
architectures = target.GetArchitectures(targetPlatform);
}
foreach (var architecture in architectures)
{
if (!Platform.IsPlatformSupported(targetPlatform, architecture))
continue;
//throw new Exception(string.Format("Platform {0} {1} is not supported.", targetPlatform, architecture));
var platform = Platform.GetPlatform(targetPlatform);
// Special case: building C# bindings only (eg. when building Linux game on Windows without C++ scripting or for C#-only projects)
if (Configuration.BuildBindingsOnly || (project.IsCSharpOnlyProject && platform.HasModularBuildSupport))
{
Log.Info("Building C# only");
using (new ProfileEventScope(target.Name))
{
Log.Info(string.Format("Building target {0} in {1} for {2} {3}", target.Name, configuration, targetPlatform, architecture));
var buildContext = new Dictionary<Target, BuildData>();
switch (target.Type)
{
case TargetType.NativeCpp:
BuildTargetNativeCppBindingsOnly(rules, graph, target, buildContext, platform, architecture, configuration);
break;
case TargetType.DotNet:
BuildTargetDotNet(rules, graph, target, platform, configuration);
break;
default: throw new ArgumentOutOfRangeException();
}
}
continue;
}
var toolchain = platform.GetToolchain(architecture);
using (new ProfileEventScope(target.Name))
{
Log.Info(string.Format("Building target {0} in {1} for {2} {3}", target.Name, configuration, targetPlatform, architecture));
var buildContext = new Dictionary<Target, BuildData>();
switch (target.Type)
{
case TargetType.NativeCpp:
BuildTargetNativeCpp(rules, graph, target, buildContext, toolchain, configuration);
break;
case TargetType.DotNet:
BuildTargetDotNet(rules, graph, target, toolchain.Platform, configuration);
break;
default: throw new ArgumentOutOfRangeException();
}
}
}
}
}
}
// Prepare tasks for the execution
using (new ProfileEventScope("PrepareTasks"))
{
using (new ProfileEventScope("Setup"))
graph.Setup();
using (new ProfileEventScope("SortTasks"))
graph.SortTasks();
using (new ProfileEventScope("LoadCache"))
graph.LoadCache();
}
// Execute tasks
int executedTasksCount;
using (new ProfileEventScope("ExecuteTasks"))
{
failed |= graph.Execute(out executedTasksCount);
}
if (executedTasksCount != 0)
{
// Save graph execution result cache
using (new ProfileEventScope("SaveCache"))
{
graph.SaveCache();
}
}
foreach (var target in targets)
{
target.PostBuild();
}
}
return failed;
}
}
}