[libvirt] [PATCH 5/9] util: Introduce virObjectLockableRecursiveNew

[John Ferlan]

Introduce a recursive option for the lockable object which calls
virMutexInitRecursive instead of virMutexInit.

Signed-off-by: John Ferlan <jferlan at redhat.com>
---
 src/libvirt_private.syms |  1 +
 src/util/virobject.c     | 26 ++++++++++++++++++++++++++
 src/util/virobject.h     |  4 ++++
 3 files changed, 31 insertions(+)

diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms
index 429b095..9693dc4 100644
--- a/src/libvirt_private.syms
+++ b/src/libvirt_private.syms
@@ -2268,6 +2268,7 @@ virObjectListFree;
 virObjectListFreeCount;
 virObjectLock;
 virObjectLockableNew;
+virObjectLockableRecursiveNew;
 virObjectNew;
 virObjectRef;
 virObjectUnlock;
diff --git a/src/util/virobject.c b/src/util/virobject.c
index a1934941..b1fabd7 100644
--- a/src/util/virobject.c
+++ b/src/util/virobject.c
@@ -250,6 +250,32 @@ virObjectLockableNew(virClassPtr klass)
 }
 
 
+void *
+virObjectLockableRecursiveNew(virClassPtr klass)
+{
+    virObjectLockablePtr obj;
+
+    if (!virClassIsDerivedFrom(klass, virClassForObjectLockable())) {
+        virReportInvalidArg(klass,
+                            _("Class %s must derive from virObjectLockable"),
+                            virClassName(klass));
+        return NULL;
+    }
+
+    if (!(obj = virObjectNew(klass)))
+        return NULL;
+
+    if (virMutexInitRecursive(&obj->lock) < 0) {
+        virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
+                       _("Unable to initialize recursive mutex"));
+        virObjectUnref(obj);
+        return NULL;
+    }
+
+    return obj;
+}
+
+
 static void
 virObjectLockableDispose(void *anyobj)
 {
diff --git a/src/util/virobject.h b/src/util/virobject.h
index 89f8050..7df9b47 100644
--- a/src/util/virobject.h
+++ b/src/util/virobject.h
@@ -109,6 +109,10 @@ void *
 virObjectLockableNew(virClassPtr klass)
     ATTRIBUTE_NONNULL(1);
 
+void *
+virObjectLockableRecursiveNew(virClassPtr klass)
+    ATTRIBUTE_NONNULL(1);
+
 void
 virObjectLock(void *lockableobj)
     ATTRIBUTE_NONNULL(1);
-- 
2.9.4