added everything

tools/unix/dos2unix.sh

@@ -0,0 +1,29 @@
+#!/bin/sh
+########################################################
+# converts all of the DOS CR/LF to just UNIX LF.
+# arguments:
+#  o first argument is the input file to convert
+#  o second argument is the output file to write to
+########################################################
+
+if [ $# -lt 2 ]
+then
+   echo "usage: $0 <input file> <output file>"
+   exit 1
+fi
+
+if [ -d "${1}" ]
+then
+   # we want to exit if the file is a directory
+#   echo "error: ${1} is a directory"
+   exit 1
+fi
+
+if [ ! -f "${1}" ]
+then
+   echo "error: ${1} does not exist"
+   exit 1
+fi
+
+# do the work
+cat "${1}" | tr -d '\015' > ${2}