From 003114074015aa6387cf8e11ee172e5439cc61b0 Mon Sep 17 00:00:00 2001
From: stevenaaus <stevenaaus@af15c1b1-3010-417e-b628-4374ebc0bcbd>
Date: Mon, 4 Aug 2014 00:08:22 +0000
Subject: [PATCH] 'cd next', 'cd prev' commands. 'cd play' plays track 1.

git-svn-id: http://svn.code.sf.net/p/quakespasm/code/trunk/quakespasm@950 af15c1b1-3010-417e-b628-4374ebc0bcbd
---
 Quake/Makefile |  2 ++
 Quake/cd_sdl.c | 23 +++++++++++++++++++++--
 2 files changed, 23 insertions(+), 2 deletions(-)

diff --git a/Quake/Makefile b/Quake/Makefile
index 6b2afd21..30aa70f9 100644
--- a/Quake/Makefile
+++ b/Quake/Makefile
@@ -291,3 +291,5 @@ debug:
 clean:
 	rm -f $(shell find . \( -name '*~' -o -name '#*#' -o -name '*.o' -o -name '*.res' -o -name $(DEFAULT_TARGET) \) -print)
 
+install:	quakespasm
+	cp quakespasm /usr/local/games/quake
diff --git a/Quake/cd_sdl.c b/Quake/cd_sdl.c
index b59d19b6..6a7fba3d 100644
--- a/Quake/cd_sdl.c
+++ b/Quake/cd_sdl.c
@@ -229,7 +229,7 @@ static void CD_f (void)
 		Con_Printf("commands:");
 		Con_Printf("on, off, reset, remap, \n");
 		Con_Printf("play, stop, loop, pause, resume\n");
-		Con_Printf("eject, info\n");
+		Con_Printf("eject, info, next, prev\n");
 		return;
 	}
 
@@ -287,7 +287,10 @@ static void CD_f (void)
 
 	if (q_strcasecmp(command, "play") == 0)
 	{
-		CDAudio_Play((byte)atoi(Cmd_Argv (2)), false);
+		n = atoi(Cmd_Argv (2));
+		if (n == 0)
+			n = 1;
+		CDAudio_Play((byte)n, false);
 		return;
 	}
 
@@ -351,6 +354,22 @@ static void CD_f (void)
 		return;
 	}
 
+	if (q_strcasecmp(command, "next") == 0)
+	{
+		if (playTrack == cd_handle->numtracks) 
+			playTrack = 0;
+		CDAudio_Play(playTrack + 1, playLooping);
+		return;
+	}
+
+	if (q_strcasecmp(command, "prev") == 0)
+	{
+		if (playTrack == 1) 
+			playTrack = cd_handle->numtracks + 1;
+		CDAudio_Play(playTrack - 1, playLooping);
+		return;
+	}
+
 	Con_Printf("cd: unknown command \"%s\".\n",command);
 }