[libvirt] [PATCH] Introduce virCopyLastError()
# HG changeset patch
# User john.levon(a)sun.com
# Date 1233859424 28800
# Node ID dd8a1923aae38d9e36cb98a934af64450ecd85a2
# Parent 8086732c0e4250d26a4cfed2411e86b209712eb5
Introduce virCopyLastError()
Allow applications to store a copy of the last error reported.
Signed-off-by: John Levon <john.levon(a)sun.com>
diff --git a/include/libvirt/virterror.h b/include/libvirt/virterror.h
--- a/include/libvirt/virterror.h
+++ b/include/libvirt/virterror.h
@@ -172,6 +172,7 @@ typedef void (*virErrorFunc) (void *user
*/
virErrorPtr virGetLastError (void);
+virErrorPtr virSaveLastError (void);
void virResetLastError (void);
void virResetError (virErrorPtr err);
diff --git a/src/libvirt_public.syms b/src/libvirt_public.syms
--- a/src/libvirt_public.syms
+++ b/src/libvirt_public.syms
@@ -247,4 +247,9 @@ LIBVIRT_0.6.0 {
} LIBVIRT_0.5.0;
+LIBVIRT_0.6.1 {
+ global:
+ virSaveLastError;
+} LIBVIRT_0.6.0;
+
# .... define new API here using predicted next version number ....
diff --git a/src/virterror.c b/src/virterror.c
--- a/src/virterror.c
+++ b/src/virterror.c
@@ -286,6 +286,25 @@ virCopyLastError(virErrorPtr to)
}
/**
+ * virSaveLastError:
+ *
+ * Save the last error into a new error object.
+ *
+ * Returns a pointer to the copied error or NULL if allocation failed.
+ */
+virErrorPtr
+virSaveLastError(void)
+{
+ virErrorPtr to;
+
+ if (VIR_ALLOC(to) < 0)
+ return NULL;
+
+ virCopyLastError(to);
+ return to;
+}
+
+/**
* virResetError:
* @err: pointer to the virError to clean up
*