From cfe649a01bd5f52785f4533100ac4e5a370c9855 Mon Sep 17 00:00:00 2001
From: Alexander Verbovetsky <alik@ejik.org>
Date: Sun, 29 Jul 2018 08:25:07 +0700
Subject: libraries/lensfun: Fix Python build.

Signed-off-by: Willy Sudiarto Raharjo <willysr@slackbuilds.org>
---
 .../lensfun/lensfun-fix-python-install-dir.patch   | 27 ++++++++++++++++++++++
 libraries/lensfun/lensfun.SlackBuild               |  3 ++-
 2 files changed, 29 insertions(+), 1 deletion(-)
 create mode 100644 libraries/lensfun/lensfun-fix-python-install-dir.patch

diff --git a/libraries/lensfun/lensfun-fix-python-install-dir.patch b/libraries/lensfun/lensfun-fix-python-install-dir.patch
new file mode 100644
index 0000000000..e6713f9bb6
--- /dev/null
+++ b/libraries/lensfun/lensfun-fix-python-install-dir.patch
@@ -0,0 +1,27 @@
+From 3b46bb2a4eada7f29e016d586229782f6d1c35bb Mon Sep 17 00:00:00 2001
+From: Pino Toscano <toscano.pino@tiscali.it>
+Date: Sat, 9 Jan 2016 11:47:37 +0100
+Subject: [PATCH] cmake: fix DESTDIR installation for python
+
+When running `setup.py install`, respect the value of the DESTDIR
+environment variable so staged installs (used by distros, for example)
+work.
+---
+ apps/CMakeLists.txt | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/apps/CMakeLists.txt b/apps/CMakeLists.txt
+index 70c77fd..2f6f8f1 100644
+--- a/apps/CMakeLists.txt
++++ b/apps/CMakeLists.txt
+@@ -42,5 +42,5 @@ IF(PYTHON)
+     IF(NOT DEFINED SETUP_PY_INSTALL_PREFIX)
+       SET(SETUP_PY_INSTALL_PREFIX "${CMAKE_INSTALL_PREFIX}")
+     ENDIF()
+-    INSTALL(CODE "execute_process(COMMAND ${PYTHON} ${SETUP_PY} install --prefix=${SETUP_PY_INSTALL_PREFIX})")
++    INSTALL(CODE "execute_process(COMMAND ${PYTHON} ${SETUP_PY} install --prefix=\$ENV{DESTDIR}${SETUP_PY_INSTALL_PREFIX})")
+ ENDIF(PYTHON)
+-- 
+2.6.4
+
+
diff --git a/libraries/lensfun/lensfun.SlackBuild b/libraries/lensfun/lensfun.SlackBuild
index e509409428..6e9fc0a567 100644
--- a/libraries/lensfun/lensfun.SlackBuild
+++ b/libraries/lensfun/lensfun.SlackBuild
@@ -25,7 +25,7 @@
 
 PRGNAM=lensfun
 VERSION=${VERSION:-0.3.2}
-BUILD=${BUILD:-1}
+BUILD=${BUILD:-2}
 TAG=${TAG:-_SBo}
 
 if [ -z "$ARCH" ]; then
@@ -70,6 +70,7 @@ find -L . \
  \( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
   -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;
 
+patch -p1 < $CWD/lensfun-fix-python-install-dir.patch
 mkdir -p build
 cd build
   cmake \
-- 
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