add installation check scripts

inst-check

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+#!/bin/sh
+# SoX Resampler Library       Copyright (c) 2007-13 robs@users.sourceforge.net
+# Licence for this file: LGPL v2.1                  See LICENCE for details.
+
+# Sanity-check of library installed on unix-like system
+
+# Where are the example source files:
+src=$1
+test x$src = x && src=/usr/local/share/doc/libsoxr/examples
+
+dir="$(dirname $(readlink -f $0))"
+$dir/inst-check-soxr $src && $dir/inst-check-soxr-lsr $src

inst-check-soxr

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+#!/bin/sh
+# SoX Resampler Library       Copyright (c) 2007-13 robs@users.sourceforge.net
+# Licence for this file: LGPL v2.1                  See LICENCE for details.
+
+# Sanity-check of library installed on unix-like system
+
+dir="$(dirname $(readlink -f $0))"
+
+# Find the examples:
+src="$1"
+test x"$src" = x && src="$dir/examples"
+cd $src
+
+# Somewhere to put the binaries:
+tmp=`mktemp -d`
+
+# Build the examples:
+if [ `basename $0` = inst-check-soxr ]; then
+  for f in  ?-*.[cC]; do cc -I"$dir/src" $f -lsoxr     -o $tmp/$f.out || exit 1; done
+else
+  for f in ?a-*.[cC]; do cc -I"$dir/src" $f -lsoxr-lsr -o $tmp/$f.out || exit 1; done
+fi
+
+# Run one example:
+$tmp/1*out > /dev/null || exit 1
+
+# Tidy up:
+rm -rf $tmp

inst-check-soxr-lsr

@@ -0,0 +1 @@
+inst-check-soxr