wmmp3: fix the build with -fno-common

While here, fix hardcoded paths and add missing includes.

OK sthen@

audio/wmmp3/Makefile

@@ -1,19 +1,19 @@
-# $OpenBSD: Makefile,v 1.24 2019/07/12 20:43:42 sthen Exp $
+# $OpenBSD: Makefile,v 1.25 2021/02/05 15:39:14 cwen Exp $
 
 COMMENT=		wm-dockapp; front end for an mp3 player
 
 DISTNAME=		wmmp3-0.12
-REVISION=		4
+REVISION=		5
 CATEGORIES=		audio x11 x11/windowmaker
 
-HOMEPAGE=		http://www.dotfiles.com/software/wmmp3/
+HOMEPAGE=		https://www.dockapps.net/wmmp3
 
 # GPL
 PERMIT_PACKAGE=	Yes
 
 WANTLIB=		X11 Xext Xpm c
 
-MASTER_SITES=		${HOMEPAGE}
+MASTER_SITES=		https://www.dockapps.net/download/
 
 RUN_DEPENDS=		audio/madplay
 
@@ -24,6 +24,9 @@ CONFIGURE_STYLE=	gnu
 SAMPLE_DIR=		${PREFIX}/share/examples/wmmp3
 SUBST_VARS+=		SAMPLE_DIR
 
+pre-configure:
+	@${SUBST_CMD} ${WRKSRC}/main.c
+
 do-install:
 	${INSTALL_PROGRAM} ${WRKBUILD}/wmmp3 ${PREFIX}/bin
 	${INSTALL_DATA_DIR} ${SAMPLE_DIR}

audio/wmmp3/patches/patch-main_c

@@ -1,16 +1,17 @@
-$OpenBSD: patch-main_c,v 1.2 2003/08/04 13:31:28 wilfried Exp $
---- main.c.orig	2000-04-03 02:11:46.000000000 +0200
-+++ main.c	2003-08-04 15:05:48.000000000 +0200
+$OpenBSD: patch-main_c,v 1.3 2021/02/05 15:39:14 cwen Exp $
+Index: main.c
+--- main.c.orig
++++ main.c
 @@ -125,7 +125,7 @@ void loadconfig()
      errno = 0;
  
      /* set defualts in case anything fails */
 -    set_mpg123("/usr/local/bin/mpg123");
-+    set_mpg123("/usr/local/bin/madplay");
++    set_mpg123("${LOCALBASE}/bin/madplay");
      set_mp3ext(".mp3");
      set_playlistext(".m3u");
  
-@@ -230,7 +230,7 @@ int check_options(int argc, char *argv[]
+@@ -230,7 +230,7 @@ int check_options(int argc, char *argv[])
      return option_entered;
  }
  

audio/wmmp3/patches/patch-main_h

@@ -0,0 +1,15 @@
+$OpenBSD: patch-main_h,v 1.1 2021/02/05 15:39:14 cwen Exp $
+
+Add missing include
+
+Index: main.h
+--- main.h.orig
++++ main.h
+@@ -14,6 +14,7 @@
+ 
+ #define __MAIN_H__
+ 
++#include <ctype.h>
+ #include <stdio.h>
+ #include <stdlib.h>
+ #include <string.h>

audio/wmmp3/patches/patch-mpg123ctl_h

@@ -0,0 +1,15 @@
+$OpenBSD: patch-mpg123ctl_h,v 1.1 2021/02/05 15:39:14 cwen Exp $
+
+Add missing include
+
+Index: mpg123ctl.h
+--- mpg123ctl.h.orig
++++ mpg123ctl.h
+@@ -14,6 +14,7 @@
+ 
+ #define __MPG123CTL__
+ 
++#include <ctype.h>
+ #include <stdio.h>
+ #include <unistd.h>
+ #include <signal.h>

audio/wmmp3/patches/patch-wmgeneral_c

@@ -0,0 +1,19 @@
+$OpenBSD: patch-wmgeneral_c,v 1.1 2021/02/05 15:39:14 cwen Exp $
+
+Fix the build with -fno-common
+
+Index: wmgeneral.c
+--- wmgeneral.c.orig
++++ wmgeneral.c
+@@ -58,6 +58,11 @@
+  /* X11 Variables */
+ /*****************/
+ 
++Display *display;
++Window Root, iconwin, win;
++XpmIcon wmgen;
++XpmIcon wmfont;
++
+ int screen;
+ int x_fd;
+ int d_depth;

audio/wmmp3/patches/patch-wmgeneral_h

@@ -0,0 +1,22 @@
+$OpenBSD: patch-wmgeneral_h,v 1.1 2021/02/05 15:39:14 cwen Exp $
+
+Fix the build with -fno-common
+
+Index: wmgeneral.h
+--- wmgeneral.h.orig
++++ wmgeneral.h
+@@ -41,10 +41,10 @@ typedef struct {
+  /* Global variable */
+ /*******************/
+ 
+-Display *display;
+-Window Root, iconwin, win;
+-XpmIcon wmgen;
+-XpmIcon wmfont;
++extern Display *display;
++extern Window Root, iconwin, win;
++extern XpmIcon wmgen;
++extern XpmIcon wmfont;
+ 
+ /***********************/
+  /* Function Prototypes */