# HG changeset patch
# User Rob Landley <rob@landley.net>
# Date 1327285995 21600
# Node ID 7da38605710140425451f7ebb40e32ca47a60597
# Parent  3d87f15f4c602312227461cce2de4ec93352f6ac
Add three commands that can be done as simple shell scripts (one sed is in, anyway), and don't need to be implemented in C.

diff -r 3d87f15f4c60 -r 7da386057101 wrappers/dos2unix
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wrappers/dos2unix	Sun Jan 22 20:33:15 2012 -0600
@@ -0,0 +1,5 @@
+#!/bin/sh
+#HELP usage: dos2unix [FILE...]\n\nRemove DOS newlines
+
+[ $# -ne 0 ] && DASH_I=-i
+sed $DASH_I -e 's/\r$//' "$@"
diff -r 3d87f15f4c60 -r 7da386057101 wrappers/tac
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wrappers/tac	Sun Jan 22 20:33:15 2012 -0600
@@ -0,0 +1,7 @@
+#!/bin/sh
+# HELP usage: tac [FILE...]\n\nPrint input lines in reverse order
+
+for i in "$@"
+do
+  sed -e '1!G;h;$!d' "$i"
+done
diff -r 3d87f15f4c60 -r 7da386057101 wrappers/unix2dos
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wrappers/unix2dos	Sun Jan 22 20:33:15 2012 -0600
@@ -0,0 +1,5 @@
+#!/bin/sh
+#HELP usage: unix2dos [FILE...]\n\nAdd DOS newlines
+
+[ $# -ne 0 ] && DASH_I=-i
+sed $DASH_I -e 's/$/\r/' "$@"