From: Peter Krempa <pkrempa@redhat.com>
Date: Fri, 25 Oct 2019 13:22:12 +0000 (+0200)
Subject: util: buffer: Add init macro for automatically setting child XML indent
X-Git-Tag: v5.10.0-rc1~259
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=15dc77082dca5b6bffa16c642c777db2e1eb1309;p=thirdparty%2Flibvirt.git

util: buffer: Add init macro for automatically setting child XML indent

Add a new macro which initializes a virBuffer on the stack and also sets
the indent level to be used for child XML element formatting.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
---

diff --git a/src/util/virbuffer.h b/src/util/virbuffer.h
index 8eb9608c71..a2e30c07dc 100644
--- a/src/util/virbuffer.h
+++ b/src/util/virbuffer.h
@@ -35,6 +35,15 @@ typedef virBuffer *virBufferPtr;
 
 #define VIR_BUFFER_INITIALIZER { NULL, 0 }
 
+/**
+ * VIR_BUFFER_INIT_CHILD:
+ * @parentbuf: parent buffer for XML element formatting
+ *
+ * Intitialize a virBuffer structure and set up the indentation level for
+ * formatting XML subelements of @parentbuf.
+ */
+#define VIR_BUFFER_INIT_CHILD(parentbuf) { NULL, (parentbuf)->indent + 2 }
+
 struct _virBuffer {
     GString *str;
     int indent;