Add getSourceRoot for artifacts

src/Package/Target/php/unix.php

@@ -436,7 +436,7 @@ trait unix
      */
     private function makeVars(PackageInstaller $installer): array
     {
-        $config = (new SPCConfigUtil(['libs_only_deps' => true]))->config(array_map(fn ($x) => $x->getName(), $installer->getResolvedPackages()));
+        $config = new SPCConfigUtil(['libs_only_deps' => true])->config(array_map(fn ($x) => $x->getName(), $installer->getResolvedPackages()));
         $static = ApplicationContext::get(ToolchainInterface::class)->isStatic() ? '-all-static' : '';
         $pie = SystemTarget::getTargetOS() === 'Linux' ? '-pie' : '';
 

src/StaticPHP/Artifact/Artifact.php

@@ -268,6 +268,19 @@ class Artifact
         return FileSystem::convertPath(SOURCE_PATH . '/' . $path);
     }
 
+    /**
+     * Get source build root directory.
+     * It's only worked when 'source-root' is defined in artifact config.
+     * Normally it's equal to source dir.
+     */
+    public function getSourceRoot(): string
+    {
+        if (isset($this->config['metadata']['source-root'])) {
+            return $this->getSourceDir() . '/' . ltrim($this->config['metadata']['source-root'], '/');
+        }
+        return $this->getSourceDir();
+    }
+
     /**
      * Get binary extraction directory and mode.
      *

src/StaticPHP/Package/Package.php

@@ -212,6 +212,19 @@ abstract class Package
         throw new SPCInternalException("Source directory for package {$this->name} is not available because the source artifact is missing.");
     }
 
+    /**
+     * Get source build root directory.
+     * It's only worked when 'source-root' is defined in artifact config.
+     * Normally it's equal to source dir.
+     */
+    public function getSourceRoot(): string
+    {
+        if (($artifact = $this->getArtifact()) && $artifact->hasSource()) {
+            return $artifact->getSourceRoot();
+        }
+        throw new SPCInternalException("Source root for package {$this->name} is not available because the source artifact is missing.");
+    }
+
     /**
      * Check if the package has a binary available for current OS and architecture.
      */

src/StaticPHP/Runtime/Executor/UnixAutoconfExecutor.php

@@ -169,7 +169,7 @@ class UnixAutoconfExecutor extends Executor
      */
     private function initShell(): void
     {
-        $this->shell = shell()->cd($this->package->getSourceDir())->initializeEnv($this->package)->appendEnv([
+        $this->shell = shell()->cd($this->package->getSourceRoot())->initializeEnv($this->package)->appendEnv([
             'CFLAGS' => "-I{$this->package->getIncludeDir()}",
             'CXXFLAGS' => "-I{$this->package->getIncludeDir()}",
             'LDFLAGS' => "-L{$this->package->getLibDir()}",
@@ -185,12 +185,12 @@ class UnixAutoconfExecutor extends Executor
             $callable();
             return $this;
         } catch (SPCException $e) {
-            if (file_exists("{$this->package->getSourceDir()}/config.log")) {
+            if (file_exists("{$this->package->getSourceRoot()}/config.log")) {
-                logger()->debug("Config log file found: {$this->package->getSourceDir()}/config.log");
+                logger()->debug("Config log file found: {$this->package->getSourceRoot()}/config.log");
                 $log_file = "lib.{$this->package->getName()}.console.log";
                 logger()->debug('Saved config log file to: ' . SPC_LOGS_DIR . "/{$log_file}");
                 $e->addExtraLogFile("{$this->package->getName()} library config.log", $log_file);
-                copy("{$this->package->getSourceDir()}/config.log", SPC_LOGS_DIR . "/{$log_file}");
+                copy("{$this->package->getSourceRoot()}/config.log", SPC_LOGS_DIR . "/{$log_file}");
             }
             throw $e;
         }

src/StaticPHP/Runtime/Executor/UnixCMakeExecutor.php

@@ -233,7 +233,7 @@ class UnixCMakeExecutor extends Executor
     private function initBuildDir(): void
     {
         if ($this->build_dir === null) {
-            $this->build_dir = "{$this->package->getSourceDir()}/build";
+            $this->build_dir = "{$this->package->getSourceRoot()}/build";
         }
     }
 
@@ -295,7 +295,7 @@ CMAKE;
      */
     private function initShell(): void
     {
-        $this->shell = shell()->cd($this->package->getSourceDir())->initializeEnv($this->package)->appendEnv([
+        $this->shell = shell()->cd($this->package->getSourceRoot())->initializeEnv($this->package)->appendEnv([
             'CFLAGS' => "-I{$this->package->getIncludeDir()}",
             'CXXFLAGS' => "-I{$this->package->getIncludeDir()}",
             'LDFLAGS' => "-L{$this->package->getLibDir()}",