dev-embedded/libdisasm: Port to EAPI 7

Closes: https://bugs.gentoo.org/722606
Closes: https://bugs.gentoo.org/726870
Closes: https://bugs.gentoo.org/742191
Package-Manager: Portage-3.0.7, Repoman-3.0.1
Signed-off-by: David Seifert <soap@gentoo.org>

dev-embedded/libdisasm/files/libdisasm-0.23-user-AS-OBJDUMP.patch

@@ -0,0 +1,15 @@
+--- a/test/asmdisasm.pl
++++ b/test/asmdisasm.pl
+@@ -22,10 +22,10 @@
+ # uninitialized stuff
+ my ($line, $output);
+ 
+-system "as --32 -o $obj_file $asm_file";
++system "$ENV{AS} --32 -o $obj_file $asm_file";
+ exit(1) if ($? != 0);
+ 
+-$output = (grep(/\.text/,`objdump -h $obj_file`))[0];
++$output = (grep(/\.text/,`$ENV{OBJDUMP} -h $obj_file`))[0];
+ $output =~ s/^\s+//g;
+ my ($idx,$name,$size,$vma,$lma,$offset,$align)=split(/\s+/,$output);
+ $size = hex($size);

dev-embedded/libdisasm/libdisasm-0.23.ebuild

@@ -1,7 +1,9 @@
-# Copyright 1999-2017 Gentoo Foundation
+# Copyright 1999-2020 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
-EAPI=4
+EAPI=7
+
+inherit toolchain-funcs
 
 DESCRIPTION="Provides basic disassembly of Intel x86 instructions from a binary stream"
 HOMEPAGE="http://bastard.sourceforge.net/libdisasm.html"
@@ -10,4 +12,19 @@ SRC_URI="mirror://sourceforge/project/bastard/${PN}/${PV}/${P}.tar.gz"
 LICENSE="Clarified-Artistic"
 SLOT="0"
 KEYWORDS="-* ~amd64 ~x86"
-IUSE=""
+
+PATCHES=( "${FILESDIR}"/${P}-user-AS-OBJDUMP.patch )
+
+src_configure() {
+	# bug 722606
+	tc-export AS OBJDUMP
+
+	econf --disable-static
+}
+
+src_install() {
+	default
+
+	# no static archives
+	find "${ED}" -name '*.la' -delete || die
+}