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authorDoug Goldstein <cardoe@cardoe.com>2013-11-13 14:37:22 -0600
committerDaniel P. Berrange <berrange@redhat.com>2013-11-22 15:58:06 +0000
commitac89e8177dc7c373d9938c849731f30fc139eeea (patch)
treea8b551f641ba98d9f585553d98d960dc8fc04319
parent68bbab625a3757dee40ab0a4295362e0d19fe3c5 (diff)
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Import LIBVIR_CHECK_VERSION macro from libvirt
Add LIBVIR_CHECK_VERSION from libvirt upstream so that we can check the version of the library we are compiling against and support a range of libvirt versions. The macro was added to libvirt in 1.2.0 so we must provide it if its not defined.
-rw-r--r--libvirt-utils.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/libvirt-utils.h b/libvirt-utils.h
index 795f678..447e81f 100644
--- a/libvirt-utils.h
+++ b/libvirt-utils.h
@@ -28,6 +28,16 @@
# define MIN(a,b) (((a) < (b)) ? (a) : (b))
# endif
+/**
+ * libvirt.h provides this as of version 1.1.5, but we want to be able
+ * to support older versions of libvirt so copy and paste the macro from
+ * libvirt.h
+ */
+# ifndef LIBVIR_CHECK_VERSION
+# define LIBVIR_CHECK_VERSION(major, minor, micro) \
+ ((major) * 1000000 + (minor) * 1000 + (micro) <= LIBVIR_VERSION_NUMBER)
+# endif
+
/* Return 1 if an array of N objects, each of size S, cannot exist due
to size arithmetic overflow. S must be positive and N must be
nonnegative. This is a macro, not a function, so that it