Revise the PGVERSION numbering scheme so also works for PostgreSQL 10beta1 and for...

Note previous patch put in did not consider the case of when 10.11 comes, that would end up ranking higher than 11.0 (110 vs. 1011).
So we need to totally disregard the minor version for PostgreSQL  >= 10
Closes #3614

git-svn-id: http://svn.osgeo.org/postgis/trunk@15397 b70326c6-7e19-0410-871a-916f4a2858ee

diff --git a/configure.ac b/configure.ac
index c6f3eeef9310ea2901e4601251c3806cd51e0c03..661ca6be6a10024ebd1506568daaff9206e6ce3c 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -436,9 +436,18 @@ if test "x$LIBLWGEOM_ONLY" = "xno"; then
   dnl Note: we extract the major & minor separately, ensure they are numeric, and then combine to give
   dnl the final version. This is to guard against user error...
   PGSQL_FULL_VERSION=`"$PG_CONFIG" --version`
+
   PGSQL_MAJOR_VERSION=`echo $PGSQL_FULL_VERSION | sed 's/[[^0-9]]*\([[0-9]]*\).*/\1/'`
-  PGSQL_MINOR_VERSION=`echo $PGSQL_FULL_VERSION | sed 's/[[^\.]]*\.\([[0-9]]*\).*/\1/'`
-  PGSQL_MINOR_VERSION=`echo $PGSQL_MINOR_VERSION | sed 's/.*devel.*/0/'`
+  PGSQL_MINOR_VERSION=`$PG_CONFIG --version | sed 's/[[^0-9]]*\([[0-9]]\)\.\([[0-9]]\).*/\2/'`
+  
+  if test $PGSQL_MAJOR_VERSION -gt 9; then
+       dnl ================================================================== 
+       dnl Starting with PostgreSQL 10, major is the new minor
+       dnl This is to prevent things like 10.31 ranking higher than 11.0
+       dnl===================================================================
+       PGSQL_MINOR_VERSION=0
+  fi
+
   POSTGIS_PGSQL_VERSION="$PGSQL_MAJOR_VERSION$PGSQL_MINOR_VERSION"
 
   PGSQL_PKGLIBDIR=`"$PG_CONFIG" --pkglibdir`