girepository: Remove C99ism and other updates

-Make code using libgirepository_internals relocatable on Windows,
 like what is done in the GTK+ stack, and the girepository DLL.
-Remove C99isms
-"interface" is a reserved keyword on certain compilers, so change that to
 "giinterface"

https://bugzilla.gnome.org/show_bug.cgi?id=681820

girmodule.c

@@ -261,8 +261,9 @@ add_directory_index_section (guint8 *data, GIrModule *module, guint32 *offset2)
 
   for (i = 0; i < n_interfaces; i++)
     {
+      const char *str;
       entry = (DirEntry *)&data[header->directory + (i * header->entry_blob_size)];
-      const char *str = (const char *) (&data[entry->name]);
+      str = (const char *) (&data[entry->name]);
       _gi_typelib_hash_builder_add_string (dirindex_builder, str, i);
     }
 

girnode.c

@@ -28,6 +28,11 @@
 #include "girnode.h"
 #include "gitypelib-internal.h"
 
+#ifdef _MSC_VER
+#define strtoll _strtoi64
+#define strtoull _strtoui64
+#endif
+
 static gulong string_count = 0;
 static gulong unique_string_count = 0;
 static gulong string_size = 0;
@@ -228,7 +233,7 @@ _g_ir_node_free (GIrNode *node)
 	_g_ir_node_free ((GIrNode *)type->parameter_type1);
 	_g_ir_node_free ((GIrNode *)type->parameter_type2);
 
-	g_free (type->interface);
+	g_free (type->giinterface);
 	g_strfreev (type->errors);
 
       }
@@ -1244,7 +1249,7 @@ serialize_type (GIrTypelibBuild    *build,
       GIrNode *iface;
       gchar *name;
 
-      iface = find_entry_node (build, node->interface, NULL);
+      iface = find_entry_node (build, node->giinterface, NULL);
       if (iface)
         {
           if (iface->type == G_IR_NODE_XREF)
@@ -1253,8 +1258,8 @@ serialize_type (GIrTypelibBuild    *build,
         }
       else
 	{
-	  g_warning ("Interface for type reference %s not found", node->interface);
+	  g_warning ("Interface for type reference %s not found", node->giinterface);
-	  name = node->interface;
+	  name = node->giinterface;
 	}
 
       g_string_append_printf (str, "%s%s", name,
@@ -1483,7 +1488,7 @@ _g_ir_node_build_typelib (GIrNode         *node,
 		      iface->reserved = 0;
 		      iface->tag = type->tag;
 		      iface->reserved2 = 0;
-		      iface->interface = find_entry (build, type->interface);
+		      iface->interface = find_entry (build, type->giinterface);
 
 		    }
 		    break;

girnode.h

@@ -133,7 +133,7 @@ struct _GIrNodeType
   GIrNodeType *parameter_type1;
   GIrNodeType *parameter_type2;
 
-  gchar *interface;
+  gchar *giinterface;
   gchar **errors;
 };
 

giroffsets.c

@@ -190,10 +190,10 @@ get_interface_size_alignment (GIrTypelibBuild   *build,
 {
   GIrNode *iface;
 
-  iface = _g_ir_find_node (build, ((GIrNode*)type)->module, type->interface);
+  iface = _g_ir_find_node (build, ((GIrNode*)type)->module, type->giinterface);
   if (!iface)
     {
-      _g_ir_module_fatal (build, 0, "Can't resolve type '%s' for %s", type->interface, who);
+      _g_ir_module_fatal (build, 0, "Can't resolve type '%s' for %s", type->giinterface, who);
       *size = -1;
       *alignment = -1;
       return FALSE;

girparser.c

@@ -36,6 +36,24 @@
  */
 #define SUPPORTED_GIR_VERSION "1.2"
 
+#ifdef G_OS_WIN32
+
+#include <windows.h>
+
+#ifdef GIR_DIR
+#undef GIR_DIR
+#endif
+
+/* GIR_DIR is used only in code called just once,
+ * so no problem leaking this
+ */
+#define GIR_DIR \
+  g_build_filename (g_win32_get_package_installation_directory_of_module(NULL), \
+    "share", \
+    GIR_SUFFIX, \
+    NULL)
+#endif
+
 struct _GIrParser
 {
   gchar **includes;
@@ -329,10 +347,12 @@ state_switch (ParseContext *ctx, ParseState newstate)
 static GIrNode *
 pop_node (ParseContext *ctx)
 {
+  GSList *top;
+  GIrNode *node;
   g_assert (ctx->node_stack != 0);
 
-  GSList *top = ctx->node_stack;
+  top = ctx->node_stack;
-  GIrNode *node = top->data;
+  node = top->data;
 
   g_debug ("popping node %d %s", node->type, node->name);
   ctx->node_stack = top->next;
@@ -552,8 +572,8 @@ parse_type_internal (GIrModule *module,
 
       if (*str == '<')
 	{
-	  (str)++;
 	  char *tmp, *end;
+	  (str)++;
 
 	  end = strchr (str, '>');
 	  tmp = g_strndup (str, end - str);
@@ -565,9 +585,10 @@ parse_type_internal (GIrModule *module,
     }
   else
     {
+      const char *start;
       type->tag = GI_TYPE_TAG_INTERFACE;
       type->is_interface = TRUE;
-      const char *start = str;
+      start = str;
 
       /* must be an interface type */
       while (g_ascii_isalnum (*str) ||
@@ -577,7 +598,7 @@ parse_type_internal (GIrModule *module,
 	     *str == ':')
 	(str)++;
 
-      type->interface = g_strndup (start, str - start);
+      type->giinterface = g_strndup (start, str - start);
     }
 
   if (next)
@@ -1965,7 +1986,7 @@ start_type (GMarkupParseContext *context,
        * doesn't look like a pointer, but is internally.
        */
       if (typenode->tag == GI_TYPE_TAG_INTERFACE &&
-	  is_disguised_structure (ctx, typenode->interface))
+	  is_disguised_structure (ctx, typenode->giinterface))
 	pointer_depth++;
 
       if (pointer_depth > 0)