ctags: install the etags symlink.

ctags/.footprint

@@ -1,6 +1,8 @@
 drwxr-xr-x	root/root	usr/
 drwxr-xr-x	root/root	usr/bin/
 -rwxr-xr-x	root/root	usr/bin/ctags
+lrwxrwxrwx	root/root	usr/bin/etags -> ctags
 drwxr-xr-x	root/root	usr/man/
 drwxr-xr-x	root/root	usr/man/man1/
 -rw-r--r--	root/root	usr/man/man1/ctags.1.gz
+lrwxrwxrwx	root/root	usr/man/man1/etags.1.gz -> ctags.1.gz

ctags/.md5sum

@@ -1 +1,2 @@
 643cab63b39c8a24377dc4c781547d40  ctags-5.7.tar.gz
+c30a41cf0e0e417b482e2acb648f215f  ctags.diff

ctags/Pkgfile

@@ -6,11 +6,13 @@
 name=ctags
 version=5.7
 release=1
-source=(http://dl.sourceforge.net/$name/$name-$version.tar.gz)
+source=(http://dl.sourceforge.net/$name/$name-$version.tar.gz \
+        $name.diff)
 
 build() {
 	cd $name-$version
-	./configure --prefix=/usr --disable-etags
+	patch -Np0 -i $SRC/$name.diff
+	./configure --prefix=/usr --enable-etags
 	make
 	make prefix=$PKG/usr install
 }

ctags/ctags.diff

@@ -0,0 +1,22 @@
+Index: Makefile.in
+===================================================================
+--- Makefile.in	(revision 663)
++++ Makefile.in	(working copy)
+@@ -140,7 +140,7 @@
+ $(DEST_CTAGS): $(CTAGS_EXEC) $(bindir) FORCE
+ 	$(INSTALL_PROG) $(CTAGS_EXEC) $@  &&  chmod 755 $@
+ 
+-$(DEST_ETAGS):
++$(DEST_ETAGS): $(DEST_CTAGS)
+ 	- if [ -x $(DEST_CTAGS) ]; then \
+ 	    cd $(bindir) && $(SLINK) $(CTAGS_EXEC) $(ETAGS_EXEC); \
+ 	fi
+@@ -155,7 +155,7 @@
+ $(DEST_CMAN): $(man1dir) $(MANPAGE) FORCE
+ 	- $(INSTALL_DATA) $(srcdir)/$(MANPAGE) $@  &&  chmod 644 $@
+ 
+-$(DEST_EMAN):
++$(DEST_EMAN): $(DEST_CMAN)
+ 	- if [ -f $(DEST_CMAN) ]; then \
+ 	    cd $(man1dir) && $(SLINK) $(CMAN) $(EMAN); \
+ 	fi