yosys: update to 0.47.

- Add 'update' file for faster future updates
- Fix up post_patch sed modifications
- Added new cxxopts LICENSE file

srcpkgs/yosys/template

@@ -1,8 +1,6 @@
 # Template file for 'yosys'
 pkgname=yosys
-# Remember to correct _gitrev on updating
-_gitrev=cc31c6e
-version=0.36
+version=0.47
 revision=1
 build_style=gnu-makefile
 make_use_env=yes
@@ -13,14 +11,13 @@ short_desc="Verilog RTL Synthesis Suite"
 maintainer="Orphaned <orphan@voidlinux.org>"
 license="ISC, MIT"
 homepage="https://yosyshq.net/yosys/"
-distfiles="https://github.com/cliffordwolf/yosys/archive/yosys-${version}.tar.gz"
-checksum=d69beedcb76db80681c2a0f445046311f3ba16716d5d0c3c5034dabcb6bd9b23
+distfiles="https://github.com/YosysHQ/yosys/releases/download/${version}/yosys.tar.gz"
+checksum=76038d3de2768567007e7c31995b17c888c16da1cf571d8a24b4c524d3eddfdf
 
 post_patch() {
-	vsed -i -e 's,-I[$](PREFIX)/include,,' \
-		-e '/CXX = gcc/d' \
-		-e '/LD = gcc/d' \
-		-e "s/^GIT_REV :=.*/GIT_REV := $_gitrev/" \
+	vsed -i \
+		-e 's,-I[$](PREFIX)/include,,' \
+		-e '/^CXX = g++/d' \
 		Makefile
 }
 
@@ -38,4 +35,5 @@ do_configure() {
 post_install() {
 	vlicense COPYING
 	vlicense libs/minisat/LICENSE
+	vlicense libs/cxxopts/LICENSE
 }

srcpkgs/yosys/update

@@ -0,0 +1,2 @@
+site="https://github.com/YosysHQ/yosys/releases"
+pattern='"/YosysHQ/yosys/tree/\K[\d.]+(?=")'