audible-to-mp3.sh: check for mp3splt, use gfind

diff --git a/audible-to-mp3.sh b/audible-to-mp3.sh
index 1b2054d..6af8f4a 100755 (executable)
--- a/audible-to-mp3.sh
+++ b/audible-to-mp3.sh
@@ -21,6 +21,13 @@ $0: convert Audible .aax files to mp3s.
 EOF
 }
 
+# On MacOS, use gfind since AAXtoMP3 needs it.
+FIND=find
+which gfind &> /dev/null
+if [[ $? -eq 0 ]]; then
+    FIND=gfind
+fi
+
 debug=0
 while getopts  "a:dhi:o:" flag; do
     case $flag in
@@ -37,6 +44,7 @@ shift $((OPTIND-1))
 which AAXtoMP3 &> /dev/null || die "Failed to locate AAXtoMP3.  Please install it."
 which audiobooker &> /dev/null || die "Failed to locate audiobooker.  Please install it."
 which tagger.py &> /dev/null || die "Failed to locate tagger.py.  Please install it."
+which mp3splt &> /dev/null || die "Failed to locate mp3splt.  Please install it."
 [[ -v authcode ]] || die "You must specify the authcode."
 [[ -v input ]] || die "You must specify the input file."
 [[ -f "${input}" ]] || die "Not a normal file: ${input}"
@@ -57,7 +65,7 @@ AAXtoMP3 --authcode "${authcode}" --single "${tmpdir}/input.aax"
 # For some reason, AAXtoMP3 doesn't give us much control over the output file name.
 # Let's find out what it is using the "find" command, and change it to something well-behaved.
 pushd "${tmpdir}" &> /dev/null || die "failed to pushd ${tmpdir}"
-find -name '*.mp3' -type f -print0 | xargs -0 -I{} mv {} "${tmpdir}/input.mp3"
+$FIND -name '*.mp3' -type f -print0 | xargs -0 -I{} mv {} "${tmpdir}/input.mp3"
 popd &> /dev/null
 [[ $? -eq 0 ]] || die "Failed to locate and move the AAXtoMP3 output."
 mkdir -p "${tmpdir}/output" || die "failed to create ${tmpdir}/output directory"