From 360535171d457506deaad4210251939c08674a76 Mon Sep 17 00:00:00 2001
From: Christian Hesse <mail@eworm.de>
Date: Fri, 3 Jul 2015 17:35:18 +0200
Subject: make libav (and retrieving cover from media file) optional

---
 Makefile           |  5 ++++-
 mpd-notification.c | 13 ++++++++++++-
 mpd-notification.h |  2 ++
 3 files changed, 18 insertions(+), 2 deletions(-)

diff --git a/Makefile b/Makefile
index dd08b43..4d3260e 100644
--- a/Makefile
+++ b/Makefile
@@ -8,7 +8,10 @@ RM	:= rm
 CFLAGS	+= -std=c11 -O2 -Wall -Werror
 CFLAGS	+= $(shell pkg-config --cflags --libs libmpdclient)
 CFLAGS	+= $(shell pkg-config --cflags --libs libnotify)
-CFLAGS	+= $(shell pkg-config --cflags --libs libavcodec libavformat)
+LIBAV_CFLAGS := $(shell pkg-config --cflags --libs libavcodec libavformat 2>/dev/null)
+ifneq ($(LIBAV_CFLAGS),)
+CFLAGS	+= -DHAVE_LIBAV $(LIBAV_CFLAGS)
+endif
 # this is just a fallback in case you do not use git but downloaded
 # a release tarball...
 VERSION := 0.6.0
diff --git a/mpd-notification.c b/mpd-notification.c
index 764df95..e79bc68 100644
--- a/mpd-notification.c
+++ b/mpd-notification.c
@@ -56,6 +56,7 @@ void received_signal(int signal) {
 	}
 }
 
+#ifdef HAVE_LIBAV
 /*** retrieve_album_art ***/
 char * retrieve_album_art(const char *path) {
 	int i, ret = 0;
@@ -105,14 +106,18 @@ fail:
 		return NULL;
 	}
 }
+#endif
 
 /*** get_icon ***/
 char * get_icon(const char * music_dir, const char * uri) {
-	char * icon = NULL, * uri_path = NULL, * uri_dirname = NULL;
+	char * icon = NULL, * uri_dirname = NULL;
 	DIR * dir;
 	struct dirent * entry;
 	regex_t regex;
 
+#ifdef HAVE_LIBAV
+	char * uri_path = NULL;
+
 	/* try album artwork first */
 	uri_path = malloc(strlen(music_dir) + strlen(uri) + 2);
 	sprintf(uri_path, "%s/%s", music_dir, uri);
@@ -120,6 +125,7 @@ char * get_icon(const char * music_dir, const char * uri) {
 
 	if (icon != NULL)
 		goto found;
+#endif
 
 	uri_dirname = strdup(uri);
 
@@ -153,9 +159,12 @@ char * get_icon(const char * music_dir, const char * uri) {
 	regfree(&regex);
 	closedir(dir);
 
+#ifdef HAVE_LIBAV
 found:
 	if (uri_path)
 		free(uri_path);
+#endif
+
 	if (uri_dirname)
 		free(uri_dirname);
 
@@ -243,8 +252,10 @@ int main(int argc, char ** argv) {
 		}
 	}
 
+#ifdef HAVE_LIBAV
 	/* libav */
 	av_register_all();
+#endif
 
 	conn = mpd_connection_new(mpd_host, mpd_port, mpd_timeout);
 
diff --git a/mpd-notification.h b/mpd-notification.h
index c991fd1..159aef1 100644
--- a/mpd-notification.h
+++ b/mpd-notification.h
@@ -14,8 +14,10 @@
 
 #include <libnotify/notify.h>
 
+#ifdef HAVE_LIBAV
 #include <libavcodec/avcodec.h>
 #include <libavformat/avformat.h>
+#endif
 
 #include <stdio.h>
 #include <unistd.h>
-- 
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