x11-plugins/wmweather+: fix build with -fno-common

Closes: https://bugs.gentoo.org/707800
Package-Manager: Portage-2.3.89, Repoman-2.3.20
Signed-off-by: Bernard Cafarelli <voyageur@gentoo.org>

x11-plugins/wmweather+/files/wmweather+-2.17-gcc-10.patch

@@ -0,0 +1,23 @@
+diff -Naur wmweather+-2.17.orig/wmgeneral/wmgeneral-x11.c wmweather+-2.17/wmgeneral/wmgeneral-x11.c
+--- wmweather+-2.17.orig/wmgeneral/wmgeneral-x11.c	2014-02-07 20:17:44.000000000 +0100
++++ wmweather+-2.17/wmgeneral/wmgeneral-x11.c	2020-02-24 22:11:47.226905019 +0100
+@@ -94,6 +94,7 @@
+ GC          NormalGC;
+ GC          RedrawGC;
+ XpmIcon     wmgen;
++Display		*display;
+ 
+   /***********************/
+  /* Function Prototypes */
+diff -Naur wmweather+-2.17.orig/wmgeneral/wmgeneral-x11.h wmweather+-2.17/wmgeneral/wmgeneral-x11.h
+--- wmweather+-2.17.orig/wmgeneral/wmgeneral-x11.h	2014-02-07 20:17:44.000000000 +0100
++++ wmweather+-2.17/wmgeneral/wmgeneral-x11.h	2020-02-24 22:10:45.233884234 +0100
+@@ -17,7 +17,7 @@
+  /* Global variable */
+ /*******************/
+ 
+-Display		*display;
++extern Display		*display;
+ 
+   /***********************/
+  /* Function Prototypes */

x11-plugins/wmweather+/wmweather+-2.17.ebuild

@@ -1,4 +1,4 @@
-# Copyright 1999-2019 Gentoo Authors
+# Copyright 1999-2020 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=6
@@ -19,3 +19,5 @@ DEPEND="dev-libs/libpcre
 	x11-libs/libX11
 	x11-wm/windowmaker"
 RDEPEND="${DEPEND}"
+
+PATCHES=( "${FILESDIR}"/${P}-gcc-10.patch )