xorg-x11-server/0020-Fix-building-with-fno-common.patch

From 1610ef1d6b5ba99da9d1a639f3b65b2e61514a7d Mon Sep 17 00:00:00 2001
From: David Seifert <soap@gentoo.org>
Date: Fri, 24 Jan 2020 12:49:44 +0100
Subject: [PATCH xserver 20/22] Fix building with `-fno-common`

* GCC 10 will switch the default to `-fno-common`.
  https://gcc.gnu.org/PR85678

Bug: https://bugs.gentoo.org/705880
Signed-off-by: Matt Turner <mattst88@gmail.com>
---
 hw/dmx/config/dmxconfig.c                | 2 +-
 hw/dmx/config/xdmxconfig.c               | 2 +-
 hw/dmx/glxProxy/glxext.c                 | 2 --
 hw/xwayland/xwayland.c                   | 2 +-
 test/misc.c                              | 2 +-
 test/xi1/protocol-xchangedevicecontrol.c | 2 +-
 test/xi2/protocol-common.c               | 2 ++
 test/xi2/protocol-common.h               | 2 +-
 test/xi2/protocol-xigetclientpointer.c   | 2 +-
 test/xi2/protocol-xigetselectedevents.c  | 2 +-
 test/xi2/protocol-xipassivegrabdevice.c  | 2 +-
 test/xi2/protocol-xiquerydevice.c        | 2 +-
 test/xi2/protocol-xiquerypointer.c       | 2 +-
 test/xi2/protocol-xiqueryversion.c       | 2 +-
 test/xi2/protocol-xiselectevents.c       | 2 +-
 test/xi2/protocol-xisetclientpointer.c   | 2 +-
 test/xi2/protocol-xiwarppointer.c        | 2 +-
 17 files changed, 17 insertions(+), 17 deletions(-)

diff --git a/hw/dmx/config/dmxconfig.c b/hw/dmx/config/dmxconfig.c
index c1a9e1cf3..85bc0dbe4 100644
--- a/hw/dmx/config/dmxconfig.c
+++ b/hw/dmx/config/dmxconfig.c
@@ -72,7 +72,7 @@ typedef struct DMXConfigCmdStruct {
     DMXConfigList *xinputs;
 } DMXConfigCmd, *DMXConfigCmdPtr;
 
-DMXConfigEntryPtr dmxConfigEntry;
+extern DMXConfigEntryPtr dmxConfigEntry;
 static DMXConfigCmd dmxConfigCmd;
 
 static int dmxDisplaysFromCommandLine;
diff --git a/hw/dmx/config/xdmxconfig.c b/hw/dmx/config/xdmxconfig.c
index 49e4b5459..05d839688 100644
--- a/hw/dmx/config/xdmxconfig.c
+++ b/hw/dmx/config/xdmxconfig.c
@@ -65,7 +65,7 @@ extern FILE *yyin;
 #define DMX_CANVAS_WIDTH  400
 #define DMX_CANVAS_HEIGHT 500
 
-DMXConfigEntryPtr dmxConfigEntry;
+extern DMXConfigEntryPtr dmxConfigEntry;
 static DMXConfigVirtualPtr dmxConfigCurrent, dmxConfigNewVirtual;
 static DMXConfigDisplayPtr dmxConfigCurrentDisplay, dmxConfigNewDisplay;
 static int dmxConfigGrabbed, dmxConfigGrabbedFine;
diff --git a/hw/dmx/glxProxy/glxext.c b/hw/dmx/glxProxy/glxext.c
index 49848bbff..ca9780f99 100644
--- a/hw/dmx/glxProxy/glxext.c
+++ b/hw/dmx/glxProxy/glxext.c
@@ -47,8 +47,6 @@
 #include "extinit.h"
 #include "glx_extinit.h"
 
-int noGlxExtension;
-
 /*
 ** Forward declarations.
 */
diff --git a/hw/xwayland/xwayland.c b/hw/xwayland/xwayland.c
index feb1058b7..5fefa5923 100644
--- a/hw/xwayland/xwayland.c
+++ b/hw/xwayland/xwayland.c
@@ -40,7 +40,7 @@
 
 #ifdef XF86VIDMODE
 #include <X11/extensions/xf86vmproto.h>
-_X_EXPORT Bool noXFree86VidModeExtension;
+extern _X_EXPORT Bool noXFree86VidModeExtension;
 #endif
 
 #ifdef XWL_HAS_GLAMOR
diff --git a/test/misc.c b/test/misc.c
index 3c669b677..f1f76cccd 100644
--- a/test/misc.c
+++ b/test/misc.c
@@ -33,7 +33,7 @@
 
 #include "tests-common.h"
 
-ScreenInfo screenInfo;
+extern ScreenInfo screenInfo;
 
 static void
 dix_version_compare(void)
diff --git a/test/xi1/protocol-xchangedevicecontrol.c b/test/xi1/protocol-xchangedevicecontrol.c
index 57a15c407..54f1f67cb 100644
--- a/test/xi1/protocol-xchangedevicecontrol.c
+++ b/test/xi1/protocol-xchangedevicecontrol.c
@@ -37,7 +37,7 @@
 
 #include "protocol-common.h"
 
-ClientRec client_window;
+extern ClientRec client_window;
 static ClientRec client_request;
 
 static void
diff --git a/test/xi2/protocol-common.c b/test/xi2/protocol-common.c
index 8cd85dd05..05dd3c4e7 100644
--- a/test/xi2/protocol-common.c
+++ b/test/xi2/protocol-common.c
@@ -45,6 +45,8 @@ static ClientRec server_client;
 
 void *global_userdata;
 
+void (*reply_handler) (ClientPtr client, int len, char *data, void *userdata);
+
 int enable_GrabButton_wrap = 1;
 int enable_XISetEventMask_wrap = 1;
 
diff --git a/test/xi2/protocol-common.h b/test/xi2/protocol-common.h
index 8490529ad..742ce348f 100644
--- a/test/xi2/protocol-common.h
+++ b/test/xi2/protocol-common.h
@@ -99,7 +99,7 @@ extern void *global_userdata;
  * The reply handler called from WriteToClient. Set this handler if you need
  * to check the reply values.
  */
-void (*reply_handler) (ClientPtr client, int len, char *data, void *userdata);
+extern void (*reply_handler) (ClientPtr client, int len, char *data, void *userdata);
 
 /**
  * The default screen used for the windows. Initialized by init_simple().
diff --git a/test/xi2/protocol-xigetclientpointer.c b/test/xi2/protocol-xigetclientpointer.c
index 9c38bd720..244e8438f 100644
--- a/test/xi2/protocol-xigetclientpointer.c
+++ b/test/xi2/protocol-xigetclientpointer.c
@@ -46,7 +46,7 @@ static struct {
     int win;
 } test_data;
 
-ClientRec client_window;
+extern ClientRec client_window;
 static ClientRec client_request;
 
 static void
diff --git a/test/xi2/protocol-xigetselectedevents.c b/test/xi2/protocol-xigetselectedevents.c
index 9a0fac5d4..b14100224 100644
--- a/test/xi2/protocol-xigetselectedevents.c
+++ b/test/xi2/protocol-xigetselectedevents.c
@@ -60,7 +60,7 @@ static struct {
     int mask_len;
 } test_data;
 
-ClientRec client_window;
+extern ClientRec client_window;
 
 /* AddResource is called from XISetSEventMask, we don't need this */
 Bool
diff --git a/test/xi2/protocol-xipassivegrabdevice.c b/test/xi2/protocol-xipassivegrabdevice.c
index c703a1ee8..142bcecb7 100644
--- a/test/xi2/protocol-xipassivegrabdevice.c
+++ b/test/xi2/protocol-xipassivegrabdevice.c
@@ -41,7 +41,7 @@
 
 #include "protocol-common.h"
 
-ClientRec client_window;
+extern ClientRec client_window;
 static ClientRec client_request;
 
 #define N_MODS 7
diff --git a/test/xi2/protocol-xiquerydevice.c b/test/xi2/protocol-xiquerydevice.c
index a068038fd..6ee8a80fc 100644
--- a/test/xi2/protocol-xiquerydevice.c
+++ b/test/xi2/protocol-xiquerydevice.c
@@ -54,7 +54,7 @@ struct test_data {
     int num_devices_in_reply;
 };
 
-ClientRec client_window;
+extern ClientRec client_window;
 
 static void reply_XIQueryDevice_data(ClientPtr client, int len, char *data,
                                      void *closure);
diff --git a/test/xi2/protocol-xiquerypointer.c b/test/xi2/protocol-xiquerypointer.c
index ed75d7910..0f5a2b57a 100644
--- a/test/xi2/protocol-xiquerypointer.c
+++ b/test/xi2/protocol-xiquerypointer.c
@@ -41,7 +41,7 @@
 
 #include "protocol-common.h"
 
-ClientRec client_window;
+extern ClientRec client_window;
 static ClientRec client_request;
 static void reply_XIQueryPointer_data(ClientPtr client, int len,
                                       char *data, void *closure);
diff --git a/test/xi2/protocol-xiqueryversion.c b/test/xi2/protocol-xiqueryversion.c
index 3ce758faa..c7ddbfc10 100644
--- a/test/xi2/protocol-xiqueryversion.c
+++ b/test/xi2/protocol-xiqueryversion.c
@@ -58,7 +58,7 @@ struct test_data {
     int minor_expected;
 };
 
-ClientRec client_window;
+extern ClientRec client_window;
 
 static void
 reply_XIQueryVersion(ClientPtr client, int len, char *data, void *closure)
diff --git a/test/xi2/protocol-xiselectevents.c b/test/xi2/protocol-xiselectevents.c
index f136c23d0..06050ade7 100644
--- a/test/xi2/protocol-xiselectevents.c
+++ b/test/xi2/protocol-xiselectevents.c
@@ -62,7 +62,7 @@
 
 static unsigned char *data[4096 * 20];  /* the request data buffer */
 
-ClientRec client_window;
+extern ClientRec client_window;
 
 int
 __real_XISetEventMask(DeviceIntPtr dev, WindowPtr win, ClientPtr client,
diff --git a/test/xi2/protocol-xisetclientpointer.c b/test/xi2/protocol-xisetclientpointer.c
index 6584bb9cc..ddc9f0000 100644
--- a/test/xi2/protocol-xisetclientpointer.c
+++ b/test/xi2/protocol-xisetclientpointer.c
@@ -48,7 +48,7 @@
 
 #include "protocol-common.h"
 
-ClientRec client_window;
+extern ClientRec client_window;
 static ClientRec client_request;
 
 static void
diff --git a/test/xi2/protocol-xiwarppointer.c b/test/xi2/protocol-xiwarppointer.c
index 8484d54e5..e5c2f31ea 100644
--- a/test/xi2/protocol-xiwarppointer.c
+++ b/test/xi2/protocol-xiwarppointer.c
@@ -44,7 +44,7 @@
 static int expected_x = SPRITE_X;
 static int expected_y = SPRITE_Y;
 
-ClientRec client_window;
+extern ClientRec client_window;
 
 /**
  * This function overrides the one in the screen rec.
-- 
2.24.1