From ad6a998cc0fe29d05670445c424b5fd643e0c17c Mon Sep 17 00:00:00 2001
From: Chris Jefferson <caj21@st-andrews.ac.uk>
Date: Wed, 26 Sep 2018 15:20:17 +0100
Subject: [PATCH] Move GAP kernel version to configure script

This allow the version to be used in the ABI and allow it to be
more easily accessed by packages without parsing headers
---
 GNUmakefile.in |  4 ++++
 Makefile.rules |  3 +++
 configure.ac   | 16 ++++++++++++++--
 src/modules.h  |  5 +++--
 4 files changed, 24 insertions(+), 4 deletions(-)

diff --git a/GNUmakefile.in b/GNUmakefile.in
index bcda69c27b..c66ce93bd0 100644
--- a/GNUmakefile.in
+++ b/GNUmakefile.in
@@ -28,6 +28,10 @@ GC_SOURCES = @GC_SOURCES@
 COMPAT_MODE = @COMPAT_MODE@
 GAPARCH = @GAPARCH@
 
+# GAP kernel version
+GAP_KERNEL_MINOR_VERSION = @gap_kernel_minor_version@
+GAP_KERNEL_MAJOR_VERSION = @gap_kernel_major_version@
+
 # autoconf package metadata
 PACKAGE_BUGREPORT = @PACKAGE_BUGREPORT@
 PACKAGE_NAME = @PACKAGE_NAME@
diff --git a/Makefile.rules b/Makefile.rules
index 4b5c5a685b..57ac6a90c1 100644
--- a/Makefile.rules
+++ b/Makefile.rules
@@ -674,6 +674,9 @@ sysinfo.gap: config.status $(srcdir)/Makefile.rules cnf/GAP-CFLAGS cnf/GAP-CPPFL
 	@echo "GAP_HPCGAP=$(HPCGAP)" >> $@
 	@echo "GAP_ADDGUARDS2=$(ADDGUARDS2)" >> $@
 	@echo "" >> $@
+	@echo "GAP_KERNEL_MAJOR_VERSION=$(GAP_KERNEL_MAJOR_VERSION)" >> $@
+	@echo "GAP_KERNEL_MINOR_VERSION=$(GAP_KERNEL_MINOR_VERSION)" >> $@
+	@echo "" >> $@
 	@echo "GAP_BIN_DIR=\"$(abs_builddir)\"" >> $@
 	@echo "GAP_LIB_DIR=\"$(abs_srcdir)\"" >> $@
 	@echo "" >> $@
diff --git a/configure.ac b/configure.ac
index 5c58a06b51..fc44244835 100644
--- a/configure.ac
+++ b/configure.ac
@@ -575,13 +575,25 @@ AS_IF([test "x$with_gc" = xboehm],
   ]
 )
 
+dnl
+dnl Define kernel version
+dnl
+
+
+gap_kernel_major_version=5
+gap_kernel_minor_version=0
+AC_SUBST([gap_kernel_major_version])
+AC_SUBST([gap_kernel_minor_version])
+
+AC_DEFINE_UNQUOTED([GAP_KERNEL_MAJOR_VERSION], $gap_kernel_major_version, [The major version of the kernel ABI])
+AC_DEFINE_UNQUOTED([GAP_KERNEL_MINOR_VERSION], $gap_kernel_minor_version, [The minor version of the kernel ABI])
 
 dnl
 dnl User setting: Compatibility mode (on by default)
 dnl
 AS_IF([test "x$enable_hpcgap" = xyes],
-  [GAPARCH="$host-hpcgap${ABI}"],
-  [GAPARCH="$host-default${ABI}"])
+  [GAPARCH="$host-hpcgap${ABI}-kv${gap_kernel_major_version}"],
+  [GAPARCH="$host-default${ABI}-kv${gap_kernel_major_version}"])
 AS_IF([test "x$ARCHEXT" != "x"],
   [GAPARCH="$GAPARCH-$ARCHEXT"])
 AS_IF([test "x$ARCH" != "x"],
diff --git a/src/modules.h b/src/modules.h
index 6dec038b5d..e2e91c0440 100644
--- a/src/modules.h
+++ b/src/modules.h
@@ -40,8 +40,9 @@
 **
 */
 
-#define GAP_KERNEL_MAJOR_VERSION 5
-#define GAP_KERNEL_MINOR_VERSION 0
+// GAP_KERNEL_MAJOR_VERSION and GAP_KERNEL_MINOR_VERSION are defined in
+// config.h
+
 #define GAP_KERNEL_API_VERSION                                               \
     ((GAP_KERNEL_MAJOR_VERSION)*1000 + (GAP_KERNEL_MINOR_VERSION))