From: W. Trevor King <wking@drexel.edu>
Date: Mon, 19 Dec 2011 17:26:28 +0000 (-0500)
Subject: Add mpc-stop-after-n-songs.sh.
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=7910cbe38692b16c00cae866cd458d4a48c775a0;p=blog.git

Add mpc-stop-after-n-songs.sh.
---

diff --git a/posts/MPD.mdwn b/posts/MPD.mdwn
index 625c507..fef8135 100644
--- a/posts/MPD.mdwn
+++ b/posts/MPD.mdwn
@@ -3,6 +3,7 @@ to use, but there are always tricks to make things a bit more
 comfortable.
 
 * Calculating [[MPD playlist duration]].
+* Stopping MPD after *N* songs with [[mpc-stop-after-n-songs.sh]].
 * Group-writable playlists with [[ACL]].
 * [[Replay gain]].
 
diff --git a/posts/MPD/mpc-stop-after-n-songs.sh b/posts/MPD/mpc-stop-after-n-songs.sh
new file mode 100755
index 0000000..9e7467c
--- /dev/null
+++ b/posts/MPD/mpc-stop-after-n-songs.sh
@@ -0,0 +1,16 @@
+#!/bin/bash
+
+LAST_SONG=$(mpc current)
+REMAINING="${1:-1}"
+
+echo "${REMAINING} ${LAST_SONG}"
+while [ "${REMAINING}" -gt 0 ]; do
+	SONG=$(mpc current --wait)
+	if [ "${SONG}" != "${LAST_SONG}" ]; then
+		let "REMAINING -= 1"
+		LAST_SONG="${SONG}"
+		echo "${REMAINING} ${LAST_SONG}"
+	fi
+done
+
+mpc stop