1 files changed, 29 insertions, 0 deletions
diff --git a/README b/README
index 3e2307e..88399b1 100644
--- a/README
+++ b/README
@@ -54,3 +54,32 @@ You can use the undopatch script to automate this.
 	make do-patch
 	make do-build
 	make replace
+
+---
+
+Below is a selection of various tips.
+
+= Building nvi with Perl support =
+
+Make the following modifications to /usr/pkgsrc/editors/nvi/Makefile:
+
+	--- Makefile.old	2021-07-08 12:53:15.538072320 +0200
+	+++ Makefile	2021-07-08 12:54:27.003854632 +0200
+	@@ -19,6 +19,7 @@
+	 GNU_CONFIGURE=		yes
+	 CONFIGURE_SCRIPT=	../dist/configure
+	 CONFIGURE_ARGS+=	--program-transform-name='s,^,n,'
+	+CONFIGURE_ARGS+=	--enable-perlinterp
+	 CONFIGURE_ENV+=		vi_cv_path_shell=${TOOLS_SH}
+	 
+	 .if ${OPSYS} == "NetBSD"
+	@@ -49,4 +50,5 @@
+		aclocal -I m4 && autoheader && autoconf
+	 
+	 .include "../../mk/curses.buildlink3.mk"
+	+.include "../../lang/perl5/buildlink3.mk"
+	 .include "../../mk/bsd.pkg.mk"
+
+You may also need to re-generate PLIST:
+
+	# make print-PLIST > PLIST