libraries/SimGear: Updated for version 2020.1.2.

Signed-off-by: Willy Sudiarto Raharjo <willysr@slackbuilds.org>

libraries/SimGear/README

@@ -3,5 +3,4 @@ blocks for quickly assembling 3d simulations, games, and visualization
 applications.
 
 For those wanting to build this in current (15.0 EXPERIMENTAL), pass
-CURRENT=yes to the script (currently broken ATM because of the new boost
-version but I'm working on it).
+CURRENT=yes to the script.

libraries/SimGear/SimGear-version.patch

@@ -0,0 +1,29 @@
+diff -Naur simgear-2020.1.2/CMakeLists.txt simgear-2020.1.2.new/CMakeLists.txt
+--- simgear-2020.1.2/CMakeLists.txt	2020-05-24 11:13:35.000000000 -0400
++++ simgear-2020.1.2.new/CMakeLists.txt	2020-06-01 09:36:21.608814301 -0400
+@@ -43,13 +43,13 @@
+ set(CMAKE_CXX_STANDARD_REQUIRED YES)
+ 
+ # read 'version' file into a variable (stripping any newlines or spaces)
+-file(READ version versionFile)
++file(READ simgear-version versionFile)
+ string(STRIP ${versionFile} SIMGEAR_VERSION)
+ 
+ project(SimGear VERSION ${SIMGEAR_VERSION} LANGUAGES C CXX)
+ 
+ # add a dependency on the version file
+-set_property(DIRECTORY APPEND PROPERTY CMAKE_CONFIGURE_DEPENDS version)
++set_property(DIRECTORY APPEND PROPERTY CMAKE_CONFIGURE_DEPENDS simgear-version)
+ 
+ set_property(GLOBAL PROPERTY FIND_LIBRARY_USE_LIB64_PATHS TRUE)
+ 
+diff -Naur simgear-2020.1.2/simgear-version simgear-2020.1.2.new/simgear-version
+--- simgear-2020.1.2/simgear-version	1969-12-31 19:00:00.000000000 -0500
++++ simgear-2020.1.2.new/simgear-version	2020-05-24 11:13:36.000000000 -0400
+@@ -0,0 +1 @@
++2020.1.2
+diff -Naur simgear-2020.1.2/version simgear-2020.1.2.new/version
+--- simgear-2020.1.2/version	2020-05-24 11:13:36.000000000 -0400
++++ simgear-2020.1.2.new/version	1969-12-31 19:00:00.000000000 -0500
+@@ -1 +0,0 @@
+-2020.1.2

libraries/SimGear/SimGear.SlackBuild

@@ -24,7 +24,7 @@
 
 PRGNAM=SimGear
 SRCNAM=simgear
-VERSION=${VERSION:-2020.1.1}
+VERSION=${VERSION:-2020.1.2}
 BUILD=${BUILD:-1}
 TAG=${TAG:-_SBo}
 
@@ -75,6 +75,8 @@ if [ "${CURRENT:-no}" = "yes" ]; then
   BOOSTOPT="-DBoost_NO_BOOST_CMAKE=ON"
   # patch for the new boost:
   patch -p1 < $CWD/simgear-enable-if.patch
+  # Thanks Gentoo for this one
+  patch -p1 < $CWD/SimGear-version.patch
 else
   BOOSTOPT=""
 fi

libraries/SimGear/SimGear.info

@@ -1,8 +1,8 @@
 PRGNAM="SimGear"
-VERSION="2020.1.1"
+VERSION="2020.1.2"
 HOMEPAGE="http://wiki.flightgear.org/SimGear"
-DOWNLOAD="https://downloads.sourceforge.net/flightgear/simgear-2020.1.1.tar.bz2"
-MD5SUM="d50075fc2683fb2b8b21b018b09b28f3"
+DOWNLOAD="https://downloads.sourceforge.net/flightgear/simgear-2020.1.2.tar.bz2"
+MD5SUM="72b30525f3c9f538535574403ea3d4ab"
 DOWNLOAD_x86_64=""
 MD5SUM_x86_64=""
 REQUIRES="OpenSceneGraph freealut plib"