Initial Commit

utils/sdf/postdownload.sh

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+#!/bin/bash
+
+# Simple script for processing of downloaded undelimited gzipped
+# USGS DEM files, and converting them to SPLAT Data Files.
+# Written by John A. Magliacane, KD2BD May 2002.
+# Last modified on Sunday 01-Mar-09.
+
+if [ "$#" = "0" ]; then
+	echo
+	echo "This utility reads downloaded gzipped USGS DEM"
+	echo "files and generates equivalent SPLAT Data Files (SDFs)."
+	echo
+	echo "Files compatible with this SPLAT! utility may be"
+	echo "obtained at:"
+	echo
+	echo "http://edcftp.cr.usgs.gov/pub/data/DEM/250/"
+	echo
+	echo "Usage: postdownload.sh wilmington-w.gz"
+	echo
+else
+	# gunzip the downloaded file...
+	echo -n "Uncompressing $1..."
+	gunzip -c $1 > unzipped_file
+	echo
+	echo "Adding record delimiters..."
+	dd if=unzipped_file of=delimited_file ibs=4096 cbs=1024 conv=unblock
+	# Invoke usgs2sdf to generate a SPLAT Data File...
+	usgs2sdf delimited_file
+	echo -n "Removing temp files..."
+	rm delimited_file unzipped_file
+	echo
+	echo "Done!"
+fi