writeWav

#!/bin/bash

if [ -z "$1" ]; then
    echo "No program specified."
    echo "Usage: writeWav [program] [arguments]"
    exit 1
fi

LIBNAME=writeWav.so

if LC_MESSAGE=C LD_PRELOAD="$LIBNAME" /bin/true 2>&1 | grep -qFe ignored; then
    tryLib() {
        if [ -z "$LIB" ]; then
            #echo "Trying LIB $1"
            if [ -e "$1" ]; then
                #echo "Setting LIB to $1"
                LIB="$1"
            fi
        fi
    }

    tryLib "/usr/local/lib/$LIBNAME"
    tryLib "/usr/lib/$LIBNAME"
    tryLib "./$LIBNAME"
    if [ -z "$LIB" ]; then
        echo "$LIBNAME not found. Specify LIB environment variable to force $LIBNAME location" >&2
        exit 1
    fi
else
    #echo "$LIBNAME is already available for preload"
    LIB="$LIBNAME"
fi

if [ -z "$LD_PRELOAD" ]; then
    LD_PRELOAD="$LIB"
else
    LD_PRELOAD="$LIB:$LD_PRELOAD"
fi

LD_PRELOAD="$LD_PRELOAD" writeWav_out=`date +"%s.wav"` "$@"