zvbi: new package

packages/multimedia/zvbi/package.mk

@@ -0,0 +1,18 @@
+# SPDX-License-Identifier: GPL-2.0
+# Copyright (C) 2020-present Team LibreELEC (https://libreelec.tv)
+
+PKG_NAME="zvbi"
+PKG_VERSION="0.2.35"
+PKG_SHA256="fc883c34111a487c4a783f91b1b2bb5610d8d8e58dcba80c7ab31e67e4765318"
+PKG_LICENSE="GPL2"
+PKG_SITE="http://zapping.sourceforge.net/ZVBI"
+PKG_URL="https://downloads.sourceforge.net/sourceforge/zapping/zvbi-${PKG_VERSION}.tar.bz2"
+PKG_DEPENDS_TARGET="toolchain libpng zlib"
+PKG_LONGDESC="Library to provide functions to capture and decode VBI data."
+
+PKG_CONFIGURE_OPTS_TARGET="--disable-dvb \
+                           --disable-bktr \
+                           --disable-nls \
+                           --disable-proxy \
+                           --without-doxygen \
+                           --without-x"

packages/multimedia/zvbi/patches/zvbi-0010-fix-static-linking.patch

@@ -0,0 +1,41 @@
+--- a/configure
++++ b/configure
+@@ -16515,7 +16515,7 @@
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_png_png_destroy_write_struct" >&5
+ $as_echo "$ac_cv_lib_png_png_destroy_write_struct" >&6; }
+ if test "x$ac_cv_lib_png_png_destroy_write_struct" = x""yes; then :
+-  LIBS="$LIBS -lpng -lz"
++  LIBS="-lpng -lz $LIBS"
+ else
+   HAVE_PNG="no"
+ fi
+--- a/configure.in
++++ b/configure.in
+@@ -244,7 +244,7 @@ dnl (PNG page export)
+ dnl
+ HAVE_PNG="yes"
+ AC_CHECK_LIB(png, png_destroy_write_struct,
+-  LIBS="$LIBS -lpng -lz", HAVE_PNG="no", -lz -lm)
++  LIBS="-lpng $LIBS -lz -lm", HAVE_PNG="no", -lz -lm)
+ if test "x$HAVE_PNG" = xyes; then
+   AC_DEFINE(HAVE_LIBPNG, 1, [Define if you have libpng])
+ fi
+--- a/examples/Makefile.am
++++ b/examples/Makefile.am
+@@ -19,4 +19,4 @@ EXTRA_DIST = \
+ INCLUDES = -I$(top_srcdir)/src
+ 
+ LDADD = $(top_builddir)/src/libzvbi.la \
+-	$(PTHREAD_LIB) -lm $(PNG_LIB)
++	$(PTHREAD_LIB) $(PNG_LIB) -lm
+--- a/examples/Makefile.in
++++ b/examples/Makefile.in
+@@ -262,7 +262,7 @@ EXTRA_DIST = \
+ 
+ INCLUDES = -I$(top_srcdir)/src
+ LDADD = $(top_builddir)/src/libzvbi.la \
+-	$(PTHREAD_LIB) -lm $(PNG_LIB)
++	$(PTHREAD_LIB) $(PNG_LIB) -lm
+ 
+ all: all-am
+ 

packages/multimedia/zvbi/patches/zvbi-0020-ioctl.patch

@@ -0,0 +1,18 @@
+--- a/contrib/ntsc-cc.c
++++ b/contrib/ntsc-cc.c
+@@ -32,7 +32,6 @@
+ #include <fcntl.h>
+ #include <errno.h>
+ #include <locale.h>
+-#include <sys/ioctl.h>
+ #include <sys/types.h>
+ #include <sys/stat.h>
+ #include <sys/time.h>
+@@ -45,6 +44,7 @@
+ #include "src/libzvbi.h"
+ 
+ #ifdef ENABLE_V4L2
++#  include <sys/ioctl.h>
+ #  include <asm/types.h>
+ #  include "src/videodev2k.h"
+ #endif

packages/multimedia/zvbi/patches/zvbi-0030-ssize_max.patch

@@ -0,0 +1,28 @@
+Linear memory extents over SSIZE_MAX are undefined, so there is no
+point in protecting against them.
+--- a/src/export.c
++++ b/src/export.c
+@@ -1056,8 +1056,6 @@
+ 		size_t count;
+ 
+ 		count = src_size;
+-		if (unlikely (src_size > SSIZE_MAX))
+-			count = SSIZE_MAX & -4096;
+ 
+ 		for (retry = 10;; --retry) {
+ 			actual = write (e->_handle.fd, src, count);
+@@ -1614,12 +1612,7 @@
+ 			free (e->buffer.data);
+ 		}
+ 
+-		if (unlikely (e->buffer.offset > (size_t) SSIZE_MAX)) {
+-			errno = EOVERFLOW;
+-			actual = -1; /* failed */
+-		} else {
+-			actual = e->buffer.offset;
+-		}
++		actual = e->buffer.offset;
+ 	} else {
+ 		if (VBI_EXPORT_TARGET_ALLOC == e->target)
+ 			free (e->buffer.data);
+

packages/multimedia/zvbi/patches/zvbi-0040-fix-clang-support.patch

@@ -0,0 +1,29 @@
+--- a/src/misc.h
++++ b/src/misc.h
+@@ -52,17 +52,6 @@
+ #  define unlikely(expr) __builtin_expect(expr, 0)
+ #endif
+ 
+-#undef __i386__
+-#undef __i686__
+-/* FIXME #cpu is deprecated
+-#if #cpu (i386)
+-#  define __i386__ 1
+-#endif
+-#if #cpu (i686)
+-#  define __i686__ 1
+-#endif
+-*/
+-
+ /* &x == PARENT (&x.tm_min, struct tm, tm_min),
+    safer than &x == (struct tm *) &x.tm_min. A NULL _ptr is safe and
+    will return NULL, not -offsetof(_member). */
+@@ -156,8 +145,6 @@
+ 
+ #define likely(expr) (expr)
+ #define unlikely(expr) (expr)
+-#undef __i386__
+-#undef __i686__
+ 
+ static char *
+ PARENT_HELPER (char *p, unsigned int offset)

packages/multimedia/zvbi/patches/zvbi-0050-prevent-test.patch

@@ -0,0 +1,76 @@
+--- a/Makefile.am
++++ b/Makefile.am
+@@ -22,8 +22,6 @@ SUBDIRS = \
+ 	src \
+ 	$(proxy_dirs) \
+ 	contrib \
+-	examples \
+-	test \
+ 	po \
+ 	doc
+ 
+--- a/Makefile.in
++++ b/Makefile.in
+@@ -78,7 +78,7 @@ pkgconfigDATA_INSTALL = $(INSTALL_DATA)
+ DATA = $(pkgconfig_DATA)
+ ETAGS = etags
+ CTAGS = ctags
+-DIST_SUBDIRS = m4 src daemon contrib examples test po doc
++DIST_SUBDIRS = m4 src daemon contrib po doc
+ DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST)
+ distdir = $(PACKAGE)-$(VERSION)
+ top_distdir = $(distdir)
+@@ -268,8 +268,6 @@ SUBDIRS = \
+ 	src \
+ 	$(proxy_dirs) \
+ 	contrib \
+-	examples \
+-	test \
+ 	po \
+ 	doc
+ 
+--- a/configure
++++ b/configure
+@@ -18591,7 +18591,7 @@ else
+ fi
+ 
+ 
+-ac_config_files="$ac_config_files Makefile contrib/Makefile examples/Makefile daemon/Makefile daemon/zvbid.init doc/Doxyfile doc/Makefile m4/Makefile src/Makefile src/dvb/Makefile test/Makefile po/Makefile.in zvbi.spec zvbi-0.2.pc"
++ac_config_files="$ac_config_files Makefile contrib/Makefile daemon/Makefile daemon/zvbid.init doc/Doxyfile doc/Makefile m4/Makefile src/Makefile src/dvb/Makefile po/Makefile.in zvbi.spec zvbi-0.2.pc"
+ 
+ cat >confcache <<\_ACEOF
+ # This file is a shell script that caches the results of configure
+@@ -19726,7 +19726,6 @@ do
+     "po-directories") CONFIG_COMMANDS="$CONFIG_COMMANDS po-directories" ;;
+     "Makefile") CONFIG_FILES="$CONFIG_FILES Makefile" ;;
+     "contrib/Makefile") CONFIG_FILES="$CONFIG_FILES contrib/Makefile" ;;
+-    "examples/Makefile") CONFIG_FILES="$CONFIG_FILES examples/Makefile" ;;
+     "daemon/Makefile") CONFIG_FILES="$CONFIG_FILES daemon/Makefile" ;;
+     "daemon/zvbid.init") CONFIG_FILES="$CONFIG_FILES daemon/zvbid.init" ;;
+     "doc/Doxyfile") CONFIG_FILES="$CONFIG_FILES doc/Doxyfile" ;;
+@@ -19734,7 +19733,6 @@ do
+     "m4/Makefile") CONFIG_FILES="$CONFIG_FILES m4/Makefile" ;;
+     "src/Makefile") CONFIG_FILES="$CONFIG_FILES src/Makefile" ;;
+     "src/dvb/Makefile") CONFIG_FILES="$CONFIG_FILES src/dvb/Makefile" ;;
+-    "test/Makefile") CONFIG_FILES="$CONFIG_FILES test/Makefile" ;;
+     "po/Makefile.in") CONFIG_FILES="$CONFIG_FILES po/Makefile.in" ;;
+     "zvbi.spec") CONFIG_FILES="$CONFIG_FILES zvbi.spec" ;;
+     "zvbi-0.2.pc") CONFIG_FILES="$CONFIG_FILES zvbi-0.2.pc" ;;
+--- a/configure.in
++++ b/configure.in
+@@ -384,7 +384,6 @@ AM_CONDITIONAL(BUILD_STATIC_LIB, [test "x$enable_static" = xyes])
+ AC_OUTPUT([
+   Makefile
+   contrib/Makefile
+-  examples/Makefile
+   daemon/Makefile
+   daemon/zvbid.init
+   doc/Doxyfile
+@@ -392,7 +391,6 @@ AC_OUTPUT([
+   m4/Makefile
+   src/Makefile
+   src/dvb/Makefile
+-  test/Makefile
+   po/Makefile.in
+   zvbi.spec
+   zvbi-0.2.pc