media-libs/cal3d: port to EAPI 8

Signed-off-by: David Seifert <soap@gentoo.org>

media-libs/cal3d/cal3d-0.11.0-r1.ebuild

@@ -1,11 +1,12 @@
 # Copyright 1999-2021 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
-EAPI=5
-inherit epatch autotools
+EAPI=8
+
+inherit autotools
 
 DESCRIPTION="Cal3D is a skeletal based character animation library"
-HOMEPAGE="http://home.gna.org/cal3d"
+HOMEPAGE="https://mp3butcher.github.io/Cal3D/"
 SRC_URI="http://download.gna.org/cal3d/sources/${P}.tar.gz"
 
 LICENSE="LGPL-2.1"
@@ -13,23 +14,22 @@ SLOT="0"
 KEYWORDS="amd64 ~ia64 ppc x86"
 IUSE="16bit-indices debug doc"
 
-DEPEND="doc? (
+BDEPEND="
+	doc? (
 		app-doc/doxygen
 		app-text/docbook-sgml-utils
 	)"
-RDEPEND=""
+
+PATCHES=(
+	"${FILESDIR}"/${P}-gcc43.patch
+	"${FILESDIR}"/${P}-tests.patch
+	"${FILESDIR}"/${P}-verbose.patch
+	"${FILESDIR}"/${P}-gcc6.patch
+	"${FILESDIR}"/${P}-docbook2html.patch
+)
 
 src_prepare() {
-	epatch \
-		"${FILESDIR}"/${P}-gcc43.patch \
-	    "${FILESDIR}"/${P}-tests.patch \
-	    "${FILESDIR}"/${P}-verbose.patch \
-	    "${FILESDIR}"/${P}-gcc6.patch
-	sed -i \
-		-e "s:db2html:docbook2html:g" \
-		configure.in \
-		docs/Makefile.am \
-		|| die "sed for doc failed"
+	default
 	eautoreconf
 }
 
@@ -41,17 +41,14 @@ src_configure() {
 
 src_compile() {
 	emake
+
 	if use doc; then
-		cd docs
+		cd docs || die
 		emake doc-api
 		emake doc-guide
-		mkdir -p html/{guide,api}
-		mv *.{html,gif} html/guide/
-		mv api/html/* html/api/
+		mkdir -p html/{guide,api} || die
+		mv *.{html,gif} html/guide/ || die
+		mv api/html/* html/api/ || die
+		HTML_DOCS=( docs/html/api docs/html/guide )
 	fi
 }
-
-src_install() {
-	default
-	use doc && dohtml -r docs/html/api docs/html/guide
-}

media-libs/cal3d/files/cal3d-0.11.0-docbook2html.patch

@@ -0,0 +1,25 @@
+--- a/configure.in
++++ b/configure.in
+@@ -50,9 +50,9 @@
+   AC_MSG_WARN([cannot find doxygen, unable to generate Cal3D API Reference!])
+ fi
+ 
+-AC_CHECK_PROG(DB2HTML, db2html, true, false)
++AC_CHECK_PROG(DB2HTML, docbook2html, true, false)
+ if test "$DB2HTML" = false; then
+-  AC_MSG_WARN([cannot find db2html, unable to generate Cal3D User's Guide!])
++  AC_MSG_WARN([cannot find docbook2html, unable to generate Cal3D User's Guide!])
+ fi
+ 
+ AC_PATH_PROG(BLENDER, [blender])
+--- a/docs/Makefile.am
++++ b/docs/Makefile.am
+@@ -18,7 +18,7 @@
+ 	doxygen cal3d.doxygen
+ 
+ doc-guide:
+-	db2html guide.sgml
++	docbook2html guide.sgml
+ 
+ clean-local:
+ 	rm -rf guide guide.junk

media-libs/cal3d/files/cal3d-0.11.0-gcc43.patch

@@ -1,5 +1,5 @@
---- src/cal3d/platform.h.old	2008-04-27 23:08:41.000000000 +0200
-+++ src/cal3d/platform.h	2008-04-27 23:08:56.000000000 +0200
+--- a/src/cal3d/platform.h
++++ b/src/cal3d/platform.h
 @@ -77,6 +77,7 @@
  // standard includes
  #include <stdlib.h>

media-libs/cal3d/files/cal3d-0.11.0-gcc6.patch

@@ -1,5 +1,5 @@
---- cal3d-0.11.0/src/cal3d/loader.cpp.old	2016-09-24 00:58:09.968689367 -0400
-+++ cal3d-0.11.0/src/cal3d/loader.cpp	2016-09-24 01:06:54.867068386 -0400
+--- a/src/cal3d/loader.cpp
++++ b/src/cal3d/loader.cpp
 @@ -886,7 +886,7 @@
    if(!dataSrc.ok())
    {

media-libs/cal3d/files/cal3d-0.11.0-tests.patch

@@ -1,5 +1,5 @@
---- tests/Makefile.am.old	2014-10-27 12:14:44.534607920 +0100
-+++ tests/Makefile.am	2014-10-27 12:16:00.825891248 +0100
+--- a/tests/Makefile.am
++++ b/tests/Makefile.am
 @@ -14,7 +14,7 @@
  EXTRA_DIST = \
  	$(wildcard cal3d_converter/base.??f)

media-libs/cal3d/files/cal3d-0.11.0-verbose.patch

@@ -1,5 +1,5 @@
---- tests/run.in.old	2012-06-29 13:27:55.413765822 +0200
-+++ tests/run.in	2012-06-29 13:29:02.092084095 +0200
+--- a/tests/run.in
++++ b/tests/run.in
 @@ -43,7 +43,7 @@
                  exit 1
                  ;;