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add st-xx-lha-convert

--- a/README.md

+++ b/README.md

@@ -14,3 +14,4 @@

 * `clear` removes all program output from the terminal, leaving only commands used

 * `helpmeport` generates files needed to port a Unix library or a binary

 * `watch` watch-like tool, imagine

+* `st-xx-lha-convert` extract `*.lha` archives and convert samples to WAV, on UNIX

--- /dev/null

+++ b/st-xx-lha-convert

@@ -1,0 +1,20 @@

+#!/bin/sh

+

+for f in $*; do

+	lha -x $f >/dev/null

+done

+

+find . -type f -exec sh -c 'mv "{}" $(echo "{}" | sed "s/ /_/g") 2>/dev/null' \;

+

+find . -type f | while read f; do

+	grep -q FORM "$f"

+	if [ $? -eq 0 ]; then

+		sox -t 8svx -b 8 -c 1 "$f" "$f.wav" 2>/dev/null && \

+			rm "$f"

+	fi

+	if [ -f "$f" ]; then

+		sox -t raw -r 8363 -e signed -b 8 -c 1 "$f" "$f.wav" && \

+			rm "$f"

+	fi

+	test -f "$f" && echo "failed: $f"

+done