Versions in C and Python were out of sync.

Add notes as reminder for next change.

3 files changed, 9 insertions, 4 deletions

diff --git a/SConstruct b/SConstruct
index 484858a4..e8cbee51 100644
--- a/SConstruct
+++ b/SConstruct
@@ -51,6 +51,7 @@ import SCons
 from leapsecond import conditional_leapsecond_fetch
 
 # Release identification begins here
+# Keep in sync with gps/__init__.py
 gpsd_version = "3.18~dev"
 
 # client library version
diff --git a/gps/__init__.py b/gps/__init__.py
index f2882f4b..c7bc1125 100644
--- a/gps/__init__.py
+++ b/gps/__init__.py
@@ -10,9 +10,12 @@ from __future__ import absolute_import  # Ensure Python2 behaves like Python 3
 from .gps import *
 from .misc import *
 
-api_major_version = 5   # bumped on incompatible changes
-api_minor_version = 0   # bumped on compatible changes
+# Keep in sync with GPSD_PROTO_MAJOR_VERSION and GPSD_PROTO_MINOR_VERSION in
+# gpsd.h
+api_major_version = 3   # bumped on incompatible changes
+api_minor_version = 13  # bumped on compatible changes
 
+# keep in sync with gpsd_version in SConstruct
 __version__ = '3.18~dev'
 
 # The 'client' module exposes some C utility functions for Python clients.
diff --git a/gpsd.h b/gpsd.h
index 74fa9868..a1bd1c31 100644
--- a/gpsd.h
+++ b/gpsd.h
@@ -53,8 +53,9 @@ extern "C" {
  * 3.13 gnssid:svid added to SAT
  *      time added to ATT
  */
-#define GPSD_PROTO_MAJOR_VERSION	3	/* bump on incompatible changes */
-#define GPSD_PROTO_MINOR_VERSION	13	/* bump on compatible changes */
+/* Keep in sync with api_major_version and api_minor gps/__init__.py */
+#define GPSD_PROTO_MAJOR_VERSION	3   /* bump on incompatible changes */
+#define GPSD_PROTO_MINOR_VERSION	13  /* bump on compatible changes */
 
 #define JSON_DATE_MAX	24	/* ISO8601 timestamp with 2 decimal places */