libpulse: introduce PA_CHECK_VERSION macro

diff --git a/src/pulse/version.h.in b/src/pulse/version.h.in
index 566dd55e6cc2e228f8dbfb2b52d0a1651e85991a..3143e98ec046be2ca3a159bbc327e53c2a5d3846 100644 (file)
--- a/src/pulse/version.h.in
+++ b/src/pulse/version.h.in
@@ -60,6 +60,13 @@ const char* pa_get_library_version(void);
 /** The micro version of PA. \since 0.9.15 */
 #define PA_MICRO @PA_MICRO@
 
+/** Evaluates to TRUE if the PulseAudio library version is equal or
+ * newer than the specified. \since 0.9.16 */
+#define PA_CHECK_VERSION(major,minor,micro)                             \
+    ((PA_MAJOR > (major)) ||                                            \
+     (PA_MAJOR == (major) && CA_MINOR > (minor)) ||                     \
+     (PA_MAJOR == (major) && CA_MINOR == (minor) && CA_MICRO >= (micro)))
+
 PA_C_DECL_END
 
 #endif