dev-util/re2c: bump up to 2.0

Package-Manager: Portage-3.0.0, Repoman-2.3.23
Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org>

dev-util/re2c/Manifest

@@ -1 +1,2 @@
 DIST re2c-1.3.tar.xz 1239280 BLAKE2B ae2a8fc323408dd31d39c352bd622d89d19178b7993618ea043bbfd32509fb7573d2b5b50663e100d24fc275fa479982cb1f66ed49638edca61f551fb653176d SHA512 c7084ab2399fb6b96cef74c1393715d90830f43b82b96af46feb71ef008c0215381c3dbea0b003ff810d869db6021e28001b9d588ad55c616642244b2da09c0e
+DIST re2c-2.0.tar.xz 1282268 BLAKE2B c8a143f5e15e90874f5f6848302b34e0047451cd0ff7c082a80774f1bfd5ca088bef62da17e56f17692a86c5b3643c19035b052a7ed0a94ba6740957f50b4257 SHA512 0688c810c47b5e219b73e7ffe534a3933419d585f7cb2a3ca40d069e49b574a6d17ca4fc5e45403d0f03f1da39c89cbed8c7d8e1e3f9a836d83e3d5ad59a11e2

dev-util/re2c/re2c-2.0.ebuild

@@ -0,0 +1,27 @@
+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+DESCRIPTION="tool for generating C-based recognizers from regular expressions"
+HOMEPAGE="http://re2c.org/"
+SRC_URI="https://github.com/skvadrik/re2c/releases/download/${PV}/${P}.tar.xz"
+
+LICENSE="public-domain"
+SLOT="0"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~x64-cygwin ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~x64-solaris ~x86-solaris"
+IUSE="debug"
+
+src_configure() {
+	econf \
+		--enable-golang \
+		ac_cv_path_BISON="no" \
+		$(use_enable debug)
+}
+
+src_install() {
+	default
+
+	docompress -x /usr/share/doc/${PF}/examples
+	dodoc -r README.md CHANGELOG examples
+}