cmus2tsv

commit 5ee81984044a4b675bc3a395545fb2b8f1c1e886
parent 8bb8323de3c5769f5e2eb519921906138b764691
Author: hhvn <dev@hhvn.uk>
Date:   Mon, 25 Jul 2022 11:30:05 +0100

cmusextractpl

Diffstat:
M
Makefile
 | 
2
++
A
cmusextractpl
 | 
19
+++++++++++++++++++

2 files changed, 21 insertions(+), 0 deletions(-)
diff --git a/Makefile b/Makefile
@@ -4,6 +4,7 @@ SRC = cmus2tsv.c
 OBJ = $(SRC:.c=.o)
 BIN = cmus2tsv
 CFLAGS = -g3 -O0
+SH = cmusextractpl
 
 all: $(BIN)
 $(BIN): $(OBJ)
@@ -14,6 +15,7 @@ clean:
 
 install:
 	install -m0755 $(BIN) $(BINDIR)/$(BIN)
+	install -m0755 $(SH) $(BINDIR)/$(SH)
 
 uninstall:
 	rm -f $(BINDIR)/$(BIN)
diff --git a/cmusextractpl b/cmusextractpl
@@ -0,0 +1,19 @@
+#!/bin/sh
+#
+# This script prints only the cached information for files in a playlist.
+#
+# cmus' cache stores information on all files ever added, even if they are then
+# deleted from the library. Since the library can be exported as a playlist
+# (:save -l library.pl), this sscript makes it possible to get cache
+# information restricted to what is present in the library. (And also if you
+# want information from playlists, as well, I guess).
+
+[ -z $1 ] && {
+	echo "usage: extractpl <playlist> [cmus2tsv args]"
+	exit 2
+}
+
+pl="$1"
+shift
+
+cmus2tsv "$@" | cat "$pl" - | awk -F"\t" 'NF == 1 {saw[$1] = 1}; NF > 1 && saw[$1] == 1'