[oe-commits] [meta-openembedded] 03/46: opencv: Fix build with gcc 6.0

[git at git.openembedded.org]

martin_jansa pushed a commit to branch master-next
in repository meta-openembedded.

commit 76304cce440ce37913c2c74f085f320951705c9f
Author: Ricardo Ribalda Delgado <ricardo.ribalda at gmail.com>
AuthorDate: Fri Aug 5 18:38:47 2016 +0200

    opencv: Fix build with gcc 6.0
    
    It seems like gcc 6.0 does not have the same behaviour as previous 5.x
    with regards isystem flag.
    
    Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda at gmail.com>
    Signed-off-by: Martin Jansa <Martin.Jansa at gmail.com>
---
 .../recipes-support/opencv/opencv/fixgcc60.patch   | 30 ++++++++++++++++++++++
 meta-oe/recipes-support/opencv/opencv_3.1.bb       |  4 +--
 2 files changed, 31 insertions(+), 3 deletions(-)

diff --git a/meta-oe/recipes-support/opencv/opencv/fixgcc60.patch b/meta-oe/recipes-support/opencv/opencv/fixgcc60.patch
new file mode 100644
index 0000000..5d0bf97
--- /dev/null
+++ b/meta-oe/recipes-support/opencv/opencv/fixgcc60.patch
@@ -0,0 +1,30 @@
+diff --git a/cmake/OpenCVPCHSupport.cmake b/cmake/OpenCVPCHSupport.cmake
+index 28ccc1c6be4f..b0e1cbf77287 100644
+--- a/cmake/OpenCVPCHSupport.cmake
++++ b/cmake/OpenCVPCHSupport.cmake
+@@ -19,7 +19,7 @@ IF(CMAKE_COMPILER_IS_GNUCXX)
+         ARGS ${CMAKE_CXX_COMPILER_ARG1} -dumpversion
+         OUTPUT_VARIABLE gcc_compiler_version)
+     #MESSAGE("GCC Version: ${gcc_compiler_version}")
+-    IF(gcc_compiler_version VERSION_GREATER "4.2.-1")
++    IF(gcc_compiler_version VERSION_GREATER "4.2.-1" AND gcc_compiler_version VERSION_LESS "6.0.0")
+         SET(PCHSupport_FOUND TRUE)
+     ENDIF()
+ 
+diff --git a/cmake/OpenCVUtils.cmake b/cmake/OpenCVUtils.cmake
+index 3a23cd73633d..1fea1578b1d9 100644
+--- a/cmake/OpenCVUtils.cmake
++++ b/cmake/OpenCVUtils.cmake
+@@ -76,7 +76,11 @@ function(ocv_include_directories)
+     if("${__abs_dir}" MATCHES "^${OpenCV_SOURCE_DIR}" OR "${__abs_dir}" MATCHES "^${OpenCV_BINARY_DIR}")
+       list(APPEND __add_before "${dir}")
+     else()
+-      include_directories(AFTER SYSTEM "${dir}")
++	    if (gcc_compiler_version VERSION_LESS "6.0.0")
++		    include_directories(AFTER SYSTEM "${dir}")
++	    else()
++		    include_directories(AFTER "${dir}")
++	    endif()
+     endif()
+   endforeach()
+   include_directories(BEFORE ${__add_before})
diff --git a/meta-oe/recipes-support/opencv/opencv_3.1.bb b/meta-oe/recipes-support/opencv/opencv_3.1.bb
index c41baec..8ab9a2b 100644
--- a/meta-oe/recipes-support/opencv/opencv_3.1.bb
+++ b/meta-oe/recipes-support/opencv/opencv_3.1.bb
@@ -22,6 +22,7 @@ SRC_URI = "git://github.com/Itseez/opencv.git;name=opencv \
             git://github.com/Itseez/opencv_contrib.git;destsuffix=contrib;name=contrib \
             git://github.com/Itseez/opencv_3rdparty.git;branch=ippicv/master_20151201;destsuffix=party3;name=party3 \
             file://0001-3rdparty-ippicv-Use-pre-downloaded-ipp.patch \
+            file://fixgcc60.patch \
             file://fixpkgconfig.patch"
 
 PV = "3.1+git${SRCPV}"
@@ -145,6 +146,3 @@ do_install_append() {
     install -d ${D}${datadir}/OpenCV/samples/bin/
     cp -f bin/*-tutorial-* bin/*-example-* ${D}${datadir}/OpenCV/samples/bin/
 }
-
-# http://errors.yoctoproject.org/Errors/Details/68617/
-PNBLACKLIST[opencv] ?= "BROKEN: fails to build with gcc-6"

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