for now, added Git2\Index

Author: chobie

config.m4

@@ -39,6 +39,7 @@ if test $PHP_GIT2 != "no"; then
 				signature.c \
 				walker.c \
 				reference.c \
+				index.c \
 	, $ext_shared)
 
 	ifdef([PHP_ADD_EXTENSION_DEP],

git2.c

@@ -174,6 +174,7 @@ PHP_MINIT_FUNCTION(git2)
 	php_git2_signature_init(TSRMLS_C);
 	php_git2_walker_init(TSRMLS_C);
 	php_git2_reference_init(TSRMLS_C);
+	php_git2_index_init(TSRMLS_C);
 
 	return SUCCESS;
 }

index.c

@@ -0,0 +1,85 @@
+/*
+ * The MIT License
+ *
+ * Copyright (c) 2010 - 2012 Shuhei Tanuma
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ * 
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include "php_git2.h"
+
+PHPAPI zend_class_entry *git2_index_class_entry;
+
+static void php_git2_index_free_storage(php_git2_index *object TSRMLS_DC)
+{
+	if (object->index != NULL) {
+		object->index = NULL;
+	}
+	zend_object_std_dtor(&object->zo TSRMLS_CC);
+	efree(object);
+}
+
+zend_object_value php_git2_index_new(zend_class_entry *ce TSRMLS_DC)
+{
+	zend_object_value retval;
+
+	PHP_GIT2_STD_CREATE_OBJECT(php_git2_index);
+	return retval;
+}
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_git2_index___construct, 0,0,1)
+	ZEND_ARG_INFO(0, entry)
+ZEND_END_ARG_INFO()
+
+/*
+{{{ proto: Git2\Index::__construct(string $path)
+*/
+PHP_METHOD(git2_index, __construct)
+{
+	char *path;
+	git_index *index;
+	int error, path_len = 0;
+	php_git2_index *m_index;
+
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC,
+		"s", &path, &path_len) == FAILURE) {
+		return;
+	}
+	
+	error = git_index_open(&index, path);
+	m_index = PHP_GIT2_GET_OBJECT(php_git2_index, getThis());
+	m_index->index = index;
+}
+/* }}} */
+
+
+
+static zend_function_entry php_git2_index_methods[] = {
+	PHP_ME(git2_index, __construct, arginfo_git2_index___construct, ZEND_ACC_PUBLIC)
+	{NULL,NULL,NULL}
+};
+
+void php_git2_index_init(TSRMLS_D)
+{
+	zend_class_entry ce;
+	
+	INIT_NS_CLASS_ENTRY(ce, PHP_GIT2_NS, "Index", php_git2_index_methods);
+	git2_index_class_entry = zend_register_internal_class(&ce TSRMLS_CC);
+	git2_index_class_entry->create_object = php_git2_index_new;
+}

php_git2.h

@@ -52,6 +52,7 @@ extern PHPAPI zend_class_entry *git2_tree_entry_class_entry;
 extern PHPAPI zend_class_entry *git2_signature_class_entry;
 extern PHPAPI zend_class_entry *git2_walker_class_entry;
 extern PHPAPI zend_class_entry *git2_reference_class_entry;
+extern PHPAPI zend_class_entry *git2_index_class_entry;
 
 typedef struct{
 	zend_object zo;
@@ -102,6 +103,11 @@ typedef struct{
 	git_repository *repository;
 } php_git2_walker;
 
+typedef struct{
+	zend_object zo;
+	git_index *index;
+} php_git2_index;
+
 
 #  define PHP_GIT2_GET_OBJECT(STRUCT_NAME, OBJECT) (STRUCT_NAME *) zend_object_store_get_object(OBJECT TSRMLS_CC);