media-gfx/zbar: fix bug 589834

Add USE="java" to handle automagic.

Package-Manager: portage-2.3.0
Signed-off-by: Andrew Savchenko <bircoph@gentoo.org>

6 files changed, 186 insertions, 0 deletions

diff --git a/media-gfx/zbar/Manifest b/media-gfx/zbar/Manifest
new file mode 100644
index 0000000..288b151
--- /dev/null
+++ b/media-gfx/zbar/Manifest
@@ -0,0 +1 @@
+DIST zbar-0.10_p20121015.zip 991578 SHA256 1e2ba2a6f27bcc93b74e57ff46cc69c0f5c8d22ae277aa3d6c9da6892b892abe SHA512 7bb74ea5b096093b283c44787547ad0b886281628d012aa7b03ddb477732feb1e12d4d5a661191d34b53b7b272a237f67840e219b0ac5e2803da478a1ddba7a1 WHIRLPOOL be6307740b7e15c344c05c60a842d2ad01c6954ada71677cb8dbcbd0720a35f7f86d673a0f92a98d5968dc8394e9917c2a80880cb17a8d54bdc16827aa5d1eeb
diff --git a/media-gfx/zbar/files/zbar-0.10-errors.patch b/media-gfx/zbar/files/zbar-0.10-errors.patch
new file mode 100644
index 0000000..63328ce
--- /dev/null
+++ b/media-gfx/zbar/files/zbar-0.10-errors.patch
@@ -0,0 +1,10 @@
+--- zbar-0.10/include/zbar/Exception.h
++++ zbar-0.10/include/zbar/Exception.h
+@@ -32,6 +32,7 @@
+ 
+ #include <exception>
+ #include <new>
++#include <cstddef>
+ 
+ namespace zbar {
+ 
diff --git a/media-gfx/zbar/files/zbar-0.10-python-crash.patch b/media-gfx/zbar/files/zbar-0.10-python-crash.patch
new file mode 100644
index 0000000..a6f7a96
--- /dev/null
+++ b/media-gfx/zbar/files/zbar-0.10-python-crash.patch
@@ -0,0 +1,19 @@
+https://sourceforge.net/p/zbar/patches/37/
+
+fix from Debian for crashes when importing the python module.
+http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=702499
+
+this doesn't happen on some arches as the data naturally ends up with zero
+data after the structure, but on some (like arm), it isn't so we crash when
+python walks the list.
+
+--- a/python/imagescanner.c
++++ b/python/imagescanner.c
+@@ -68,6 +68,7 @@ imagescanner_get_results (zbarImageScanner *self,
+ 
+ static PyGetSetDef imagescanner_getset[] = {
+     { "results", (getter)imagescanner_get_results, },
++    { NULL },
+ };
+ 
+ static PyObject*
diff --git a/media-gfx/zbar/files/zbar-0.10-v4l2-uvcvideo.patch b/media-gfx/zbar/files/zbar-0.10-v4l2-uvcvideo.patch
new file mode 100644
index 0000000..4fde95e
--- /dev/null
+++ b/media-gfx/zbar/files/zbar-0.10-v4l2-uvcvideo.patch
@@ -0,0 +1,49 @@
+--- zbar-0.10/zbar/video/v4l2.c	2009-10-23 18:16:44.000000000 +0000
++++ zbar-0.10/zbar/video/v4l2.c	2015-03-07 05:46:36.000000000 +0000
+@@ -241,6 +241,21 @@
+     return(0);
+ }
+ 
++static int v4l2_request_buffers (zbar_video_t *vdo)
++{
++    struct v4l2_requestbuffers rb;
++    memset(&rb, 0, sizeof(rb));
++    rb.count = vdo->num_images;
++    rb.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
++    rb.memory = V4L2_MEMORY_USERPTR;
++    if(ioctl(vdo->fd, VIDIOC_REQBUFS, &rb) < 0)
++        return(err_capture(vdo, SEV_ERROR, ZBAR_ERR_SYSTEM, __func__,
++                           "requesting video frame buffers (VIDIOC_REQBUFS)"));
++    if(rb.count) 
++        vdo->num_images = rb.count;
++    return(0);
++}
++
+ static int v4l2_set_format (zbar_video_t *vdo,
+                             uint32_t fmt)
+ {
+@@ -308,6 +323,8 @@
+         return(-1);
+     if(vdo->iomode == VIDEO_MMAP)
+         return(v4l2_mmap_buffers(vdo));
++    if(vdo->iomode == VIDEO_USERPTR)
++        return(v4l2_request_buffers(vdo));
+     return(0);
+ }
+ 
+@@ -337,8 +354,13 @@
+     else {
+         if(!vdo->iomode)
+             vdo->iomode = VIDEO_USERPTR;
+-        if(rb.count)
+-            vdo->num_images = rb.count;
++        /* releasing buffers 
++         * lest the driver may later refuse to change format
++         */
++        rb.count = 0;
++        if (ioctl(vdo->fd, VIDIOC_REQBUFS, &rb) < 0)
++            zprintf(0, "WARNING: releasing video buffers failed: error %d\n",
++                errno);
+     }
+     return(0);
+ }
diff --git a/media-gfx/zbar/metadata.xml b/media-gfx/zbar/metadata.xml
new file mode 100644
index 0000000..4c17cb6
--- /dev/null
+++ b/media-gfx/zbar/metadata.xml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+	<maintainer type="person">
+		<email>xmw@gentoo.org</email>
+		<name>Michael Weber</name>
+	</maintainer>
+	<upstream>
+		<remote-id type="sourceforge">zbar</remote-id>
+	</upstream>
+</pkgmetadata>
diff --git a/media-gfx/zbar/zbar-0.10_p20121015.ebuild b/media-gfx/zbar/zbar-0.10_p20121015.ebuild
new file mode 100644
index 0000000..8a10c4b
--- /dev/null
+++ b/media-gfx/zbar/zbar-0.10_p20121015.ebuild
@@ -0,0 +1,96 @@
+# Copyright 1999-2016 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Id$
+
+EAPI=5
+
+PYTHON_COMPAT=( python2_7 )
+
+inherit autotools eutils flag-o-matic java-pkg-opt-2 multilib python-single-r1
+
+DESCRIPTION="Library and tools for reading barcodes from images or video"
+HOMEPAGE="http://zbar.sourceforge.net/"
+SRC_URI="https://dev.gentoo.org/~xmw/zbar-0.10_p20121015.zip"
+
+LICENSE="LGPL-2.1"
+SLOT="0"
+KEYWORDS="~amd64 ~arm ~x86"
+IUSE="gtk imagemagick java jpeg python qt4 static-libs +threads v4l X xv"
+
+CDEPEND="gtk? ( dev-libs/glib:2 x11-libs/gtk+:2 )
+	imagemagick? (
+		|| ( media-gfx/imagemagick
+		media-gfx/graphicsmagick[imagemagick] ) )
+	jpeg? ( virtual/jpeg:0 )
+	python? ( ${PYTHON_DEPS}
+		gtk? ( >=dev-python/pygtk-2[${PYTHON_USEDEP}] ) )
+	qt4? ( dev-qt/qtcore:4 dev-qt/qtgui:4 )
+	X? ( x11-libs/libXext
+		xv? ( x11-libs/libXv ) )"
+REPEND="${CDEPEND}
+	java? ( >=virtual/jre-1.4 ) "
+DEPEND="${CDEPEND}
+	java? ( >=virtual/jdk-1.4 )
+	sys-devel/gettext
+	virtual/pkgconfig"
+
+REQUIRED_USE="${PYTHON_REQUIRED_USE}"
+
+pkg_setup() {
+	use python && python-single-r1_pkg_setup
+	java-pkg-opt-2_pkg_setup
+}
+
+src_unpack() {
+	#vcs-snapshot doesn't work on .zip
+	default
+	mv * ${P} || die
+}
+
+src_prepare() {
+	epatch "${FILESDIR}"/${PN}-0.10-errors.patch \
+		"${FILESDIR}"/${PN}-0.10-python-crash.patch \
+		"${FILESDIR}"/${PN}-0.10-v4l2-uvcvideo.patch
+
+	use python && python_fix_shebang examples/upcrpc.py test/*.py
+	java-pkg-opt-2_src_prepare
+
+	sed -e '/AM_INIT_AUTOMAKE/s: -Werror : :' \
+		-e '/^AM_CFLAGS=/s: -Werror::' \
+		-i configure.ac || die
+	sed "s|javadir = \$(pkgdatadir)|javadir = /usr/$(get_libdir)/zbar|" \
+		-i java/Makefile.am
+	eautoreconf
+}
+
+src_configure() {
+	if use java; then
+		export JAVACFLAGS="$(java-pkg_javac-args)"
+		export JAVA_CFLAGS="$(java-pkg_get-jni-cflags)"
+	fi
+
+	append-cppflags -DNDEBUG
+	econf \
+		$(use_with java) \
+		$(use_with jpeg) \
+		$(use_with gtk) \
+		$(use_with imagemagick) \
+		$(use_with python) \
+		$(use_with qt4 qt) \
+		$(use_enable static-libs static) \
+		$(use_enable threads pthread) \
+		$(use_with X x) \
+		$(use_with xv xv) \
+		$(use_enable v4l video)
+}
+
+src_install() {
+	emake DESTDIR="${D}" install
+	dodoc HACKING NEWS README TODO
+	rm -r "${ED}"/usr/share/doc/${PN}
+	prune_libtool_files --all
+}
+
+pkg_preinst() {
+	java-pkg-opt-2_pkg_preinst
+}