Add cvs-for-gits: Make CVS a bit more Gittish

For most `cvs` subcommands, `cvs-for-gits` simply executes `cvs(1)`,
passing along any command-line arguments.

For `cvs diff`, output is colorized and paged just like `git diff`.

devel/cvs-for-gits/DESCR

@@ -0,0 +1,4 @@
+For most `cvs` subcommands, `cvs-for-gits` simply executes `cvs(1)`,
+passing along any command-line arguments.
+
+For `cvs diff`, output is colorized and paged just like `git diff`.

devel/cvs-for-gits/Makefile

@@ -0,0 +1,27 @@
+# $NetBSD: Makefile,v 1.1 2023/06/06 04:17:39 schmonz Exp $
+
+DISTNAME=		cvs-for-gits-20230606
+CATEGORIES=		devel
+MASTER_SITES=		${MASTER_SITE_GITHUB:=schmonz/}
+GITHUB_TAG=		v${PKGVERSION_NOREV}
+
+MAINTAINER=		schmonz@NetBSD.org
+HOMEPAGE=		https://github.com/schmonz/cvs-for-gits/
+COMMENT=		Make CVS a bit more Gittish
+LICENSE=		unlicense
+
+DEPENDS+=		colordiff-[0-9]*:../../devel/colordiff
+.if !exists(/usr/bin/less)
+DEPENDS+=		less-[0-9]*:../../misc/less
+.endif
+
+USE_LANGUAGES=		# none
+REPLACE_SH=		${PKGBASE}
+NO_BUILD=		yes
+
+INSTALLATION_DIRS=	bin
+
+do-install:
+	${INSTALL_SCRIPT} ${WRKSRC}/${PKGBASE} ${DESTDIR}${PREFIX}/bin
+
+.include "../../mk/bsd.pkg.mk"

devel/cvs-for-gits/PLIST

@@ -0,0 +1,2 @@
+@comment $NetBSD: PLIST,v 1.1 2023/06/06 04:17:39 schmonz Exp $
+bin/cvs-for-gits

devel/cvs-for-gits/distinfo

@@ -0,0 +1,5 @@
+$NetBSD: distinfo,v 1.1 2023/06/06 04:17:39 schmonz Exp $
+
+BLAKE2s (cvs-for-gits-20230606.tar.gz) = aaef51c33790eb698ccb9d9818329cada9872213d13b9911eade0fa72b10d902
+SHA512 (cvs-for-gits-20230606.tar.gz) = 3c9fbff35328788df757a56b43990930bc7422d4b9955222edfd1aecdaf89ca0bb96f6a4dfc95e1c3d56d8d00538f546c1bf5417e1dd81ee150ec168e24b1a44
+Size (cvs-for-gits-20230606.tar.gz) = 1945 bytes