Add composer.json.in to ext/skeleton for PIE support

Author: asgrim

ext/ext_skel.php

@@ -290,6 +290,7 @@ function copy_config_scripts() {
     }
 
     $files[] = '.gitignore';
+    $files[] = 'composer.json';
 
     foreach($files as $config_script) {
         $new_config_script = $options['dir'] . $options['ext'] . DIRECTORY_SEPARATOR . $config_script;

ext/skeleton/composer.json.in

@@ -0,0 +1,19 @@
+{
+    "name": "<your-vendor-here>/%EXTNAME%",
+    "type": "php-ext",
+    "license": "BSD-3-Clause",
+    "description": "Describe your extension here",
+    "require": {
+        "php": "^8.3"
+    },
+    "php-ext": {
+        "extension-name": "%EXTNAME%",
+        "configure-options": [
+            {
+                "name": "enable-%EXTNAME%",
+                "needs-value": false,
+                "description": "whether to enable %EXTNAME% support"
+            }
+        ]
+    }
+}