math/flann: Update 1.8.4 -> 1.9.1-19

A case of abandoned tarball site, and move to github.
Change to CMAKE_ARGS -> CMAKE_OFF.
Remove options DOCS and EXAMPLES: docs now wants latex and other large things,
EXAMPLES weren't meaningful.

Reported by:	repology.org

math/flann/Makefile

@@ -1,10 +1,9 @@
 # $FreeBSD$
 
 PORTNAME=	flann
-DISTVERSION=	1.8.4
-DISTVERSIONSUFFIX=	-src
+DISTVERSION=	1.9.1-19
+DISTVERSIONSUFFIX=	-gf3a17cd
 CATEGORIES=	math
-MASTER_SITES=	http://people.cs.ubc.ca/~mariusm/uploads/FLANN/
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Library for fast nearest neighbor searches in high dimensional spaces
@@ -15,16 +14,14 @@ LICENSE_FILE=	${WRKSRC}/COPYING
 LIB_DEPENDS=	libhdf5.so:science/hdf5 \
 		libsz.so:science/szip
 
-USES=		cmake:outsource zip
-CMAKE_ARGS=	-DBUILD_PYTHON_BINDINGS:BOOL=OFF \
-		-DBUILD_MATLAB_BINDINGS:BOOL=OFF \
-		-DEXAMPLES_SUBDIR:STRING="share/examples/flann" \
-		-DUSE_OPENMP:BOOL=OFF  # OpenMP search is broken in cmake: https://gitlab.kitware.com/cmake/cmake/issues/17474
+USES=		cmake:outsource
+USE_GITHUB=	yes
+GH_ACCOUNT=	mariusmuja
 USE_LDCONFIG=	yes
 
-OPTIONS_DEFINE=	DOCS EXAMPLES
-PLIST_SUB=	SHL3=${DISTVERSION} SHL2=${DISTVERSION:R}
+PLIST_SUB=	SHL3=${DISTVERSION:C/-.*//} SHL2=${DISTVERSION:R}
 
-EXAMPLES_CMAKE_BOOL=	BUILD_EXAMPLES
+CMAKE_OFF=	BUILD_PYTHON_BINDINGS BUILD_MATLAB_BINDINGS BUILD_EXAMPLES BUILD_TESTS BUILD_DOC \
+		USE_OPENMP # OpenMP search is broken in cmake: https://gitlab.kitware.com/cmake/cmake/issues/17474
 
 .include <bsd.port.mk>

math/flann/distinfo

@@ -1,3 +1,3 @@
-TIMESTAMP = 1514618300
-SHA256 (flann-1.8.4-src.zip) = dfbb9321b0d687626a644c70872a2c540b16200e7f4c7bd72f91ae032f445c08
-SIZE (flann-1.8.4-src.zip) = 561057
+TIMESTAMP = 1531098190
+SHA256 (mariusmuja-flann-1.9.1-19-gf3a17cd_GH0.tar.gz) = 5b6f7c8438875ce212da09a9c0e9bbf229bff8ecd326a39b9558b9cc192bb73f
+SIZE (mariusmuja-flann-1.9.1-19-gf3a17cd_GH0.tar.gz) = 486172

math/flann/files/patch-src_cpp_flann_algorithms_kdtree__index.h

@@ -1,19 +0,0 @@
---- src/cpp/flann/algorithms/kdtree_index.h.orig	2013-01-16 06:38:32 UTC
-+++ src/cpp/flann/algorithms/kdtree_index.h
-@@ -36,6 +36,7 @@
- #include <cassert>
- #include <cstring>
- #include <stdarg.h>
-+#include <math.h>
- 
- #include "flann/general.h"
- #include "flann/algorithms/nn_index.h"
-@@ -663,7 +664,7 @@ private:
-             ElementType max_span = 0;
-             size_t div_feat = 0;
-             for (size_t i=0;i<veclen_;++i) {
--                ElementType span = abs(point[i]-leaf_point[i]);
-+                ElementType span = fabs(point[i]-leaf_point[i]);
-                 if (span > max_span) {
-                     max_span = span;
-                     div_feat = i;

math/flann/pkg-plist

@@ -14,6 +14,8 @@ include/flann/algorithms/lsh_index.h
 include/flann/algorithms/nn_index.h
 include/flann/config.h
 include/flann/defines.h
+include/flann/ext/lz4.h
+include/flann/ext/lz4hc.h
 include/flann/flann.h
 include/flann/flann.hpp
 include/flann/general.h
@@ -44,6 +46,10 @@ include/flann/util/sampling.h
 include/flann/util/saving.h
 include/flann/util/serialization.h
 include/flann/util/timer.h
+lib/cmake/flann/flann-config-version.cmake
+lib/cmake/flann/flann-config.cmake
+lib/cmake/flann/flann-targets-%%CMAKE_BUILD_TYPE%%.cmake
+lib/cmake/flann/flann-targets.cmake
 lib/libflann.so
 lib/libflann.so.%%SHL2%%
 lib/libflann.so.%%SHL3%%
@@ -53,6 +59,3 @@ lib/libflann_cpp.so.%%SHL3%%
 lib/libflann_cpp_s.so
 lib/libflann_s.so
 libdata/pkgconfig/flann.pc
-%%PORTDOCS%%%%DOCSDIR%%/manual.pdf
-%%PORTEXAMPLES%%%%EXAMPLESDIR%%/flann_example_c
-%%PORTEXAMPLES%%%%EXAMPLESDIR%%/flann_example_cpp