From d256d9055095f27a33696e0aeda4ee20ed4fb1a0 Mon Sep 17 00:00:00 2001
From: Reiner Herrmann <reiner@reiner-h.de>
Date: Fri, 17 Apr 2020 19:25:40 +0200
Subject: [PATCH] Move variable declarations from header to C file to fix build
with GCC 10
GCC 10 builds with -fno-common by default, which causes linker errors when
variables are declared in header files and included in multiple places.
See also: https://gcc.gnu.org/gcc-10/porting_to.html
---
common/lualib.c | 2 ++
common/lualib.h | 2 +-
luaa.c | 2 ++
luaa.h | 2 +-
objects/button.c | 2 ++
objects/button.h | 2 +-
objects/client.c | 2 ++
objects/client.h | 2 +-
objects/drawin.c | 2 ++
objects/drawin.h | 2 +-
objects/key.c | 2 ++
objects/key.h | 2 +-
objects/tag.c | 2 ++
objects/tag.h | 2 +-
objects/window.c | 1 +
objects/window.h | 2 +-
16 files changed, 23 insertions(+), 8 deletions(-)
diff --git a/common/lualib.c b/common/lualib.c
index 312fb2d594..bb110ac716 100644
--- a/common/lualib.c
+++ b/common/lualib.c
@@ -20,6 +20,8 @@
#include "common/lualib.h"
#include "luaa.h"
+lua_CFunction lualib_dofunction_on_error;
+
void luaA_checkfunction(lua_State *L, int idx)
{
if(!lua_isfunction(L, idx))
diff --git a/common/lualib.h b/common/lualib.h
index 8a3ef089d7..a91261843c 100644
--- a/common/lualib.h
+++ b/common/lualib.h
@@ -28,7 +28,7 @@
#include "common/util.h"
/** Lua function to call on dofunction() error */
-lua_CFunction lualib_dofunction_on_error;
+extern lua_CFunction lualib_dofunction_on_error;
void luaA_checkfunction(lua_State *, int);
void luaA_checktable(lua_State *, int);
diff --git a/luaa.c b/luaa.c
index 419a8c2eb2..aeaba9cd1f 100644
--- a/luaa.c
+++ b/luaa.c
@@ -91,6 +91,8 @@ extern const struct luaL_Reg awesome_mouse_meta[];
extern const struct luaL_Reg awesome_root_methods[];
extern const struct luaL_Reg awesome_root_meta[];
+signal_array_t global_signals;
+
/** A call into the Lua code aborted with an error.
*
* This signal is used in the example configuration, @{05-awesomerc.md},
diff --git a/luaa.h b/luaa.h
index e159258348..d26c437691 100644
--- a/luaa.h
+++ b/luaa.h
@@ -317,7 +317,7 @@ const char *luaA_find_config(xdgHandle *, const char *, luaA_config_callback *);
bool luaA_parserc(xdgHandle *, const char *);
/** Global signals */
-signal_array_t global_signals;
+extern signal_array_t global_signals;
int luaA_class_index_miss_property(lua_State *, lua_object_t *);
int luaA_class_newindex_miss_property(lua_State *, lua_object_t *);
diff --git a/objects/button.c b/objects/button.c
index 892347a928..5ffdcd4432 100644
--- a/objects/button.c
+++ b/objects/button.c
@@ -35,6 +35,8 @@
#include "button.h"
+lua_class_t button_class;
+
/** Button object.
*
* @tfield int button The mouse button number, or 0 for any button.
diff --git a/objects/button.h b/objects/button.h
index fb8bb8da28..8f0b894305 100644
--- a/objects/button.h
+++ b/objects/button.h
@@ -39,7 +39,7 @@ typedef struct button_t
xcb_button_t button;
} button_t;
-lua_class_t button_class;
+extern lua_class_t button_class;
LUA_OBJECT_FUNCS(button_class, button_t, button)
ARRAY_FUNCS(button_t *, button, DO_NOTHING)
diff --git a/objects/client.c b/objects/client.c
index 7b2d3a2022..b617a9e7a9 100644
--- a/objects/client.c
+++ b/objects/client.c
@@ -106,6 +106,8 @@
#include <xcb/shape.h>
#include <cairo-xcb.h>
+lua_class_t client_class;
+
/** Client class.
*
* This table allow to add more dynamic properties to the clients. For example,
diff --git a/objects/client.h b/objects/client.h
index 74a23131c5..387e7c2aea 100644
--- a/objects/client.h
+++ b/objects/client.h
@@ -192,7 +192,7 @@ struct client_t
ARRAY_FUNCS(client_t *, client, DO_NOTHING)
/** Client class */
-lua_class_t client_class;
+extern lua_class_t client_class;
LUA_OBJECT_FUNCS(client_class, client_t, client)
diff --git a/objects/drawin.c b/objects/drawin.c
index 3fd1cc4350..3bbd93179c 100644
--- a/objects/drawin.c
+++ b/objects/drawin.c
@@ -46,6 +46,8 @@
#include <cairo-xcb.h>
#include <xcb/shape.h>
+lua_class_t drawin_class;
+
/** Drawin object.
*
* @field border_width Border width.
diff --git a/objects/drawin.h b/objects/drawin.h
index 31f315aac5..2f8887d944 100644
--- a/objects/drawin.h
+++ b/objects/drawin.h
@@ -52,7 +52,7 @@ void luaA_drawin_systray_kickout(lua_State *);
void drawin_class_setup(lua_State *);
-lua_class_t drawin_class;
+extern lua_class_t drawin_class;
#endif
// vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:textwidth=80
diff --git a/objects/key.c b/objects/key.c
index c42f7446d8..365ba998cc 100644
--- a/objects/key.c
+++ b/objects/key.c
@@ -43,6 +43,8 @@
#include <xkbcommon/xkbcommon.h>
#include <glib.h>
+lua_class_t key_class;
+
/** Key object.
*
* @tfield string key The key to trigger an event.
diff --git a/objects/key.h b/objects/key.h
index 8aa07ffe3d..45f23cac79 100644
--- a/objects/key.h
+++ b/objects/key.h
@@ -36,7 +36,7 @@ typedef struct keyb_t
xcb_keycode_t keycode;
} keyb_t;
-lua_class_t key_class;
+extern lua_class_t key_class;
LUA_OBJECT_FUNCS(key_class, keyb_t, key)
DO_ARRAY(keyb_t *, key, DO_NOTHING)
diff --git a/objects/tag.c b/objects/tag.c
index a0050cc2a9..1b1a135762 100644
--- a/objects/tag.c
+++ b/objects/tag.c
@@ -203,6 +203,8 @@
#include "ewmh.h"
#include "luaa.h"
+lua_class_t tag_class;
+
/**
* @signal request::select
*/
diff --git a/objects/tag.h b/objects/tag.h
index d6bb40e0d8..f830b1e2c5 100644
--- a/objects/tag.h
+++ b/objects/tag.h
@@ -46,7 +46,7 @@ struct tag
client_array_t clients;
};
-lua_class_t tag_class;
+extern lua_class_t tag_class;
LUA_OBJECT_FUNCS(tag_class, tag_t, tag)
void tag_class_setup(lua_State *);
diff --git a/objects/window.c b/objects/window.c
index 440970f3d0..371d06bcd3 100644
--- a/objects/window.c
+++ b/objects/window.c
@@ -59,6 +59,7 @@
#include "property.h"
#include "xwindow.h"
+lua_class_t window_class;
LUA_CLASS_FUNCS(window, window_class)
static xcb_window_t
diff --git a/objects/window.h b/objects/window.h
index 5386fafead..fbc5296cf5 100644
--- a/objects/window.h
+++ b/objects/window.h
@@ -80,7 +80,7 @@ typedef struct
WINDOW_OBJECT_HEADER
} window_t;
-lua_class_t window_class;
+extern lua_class_t window_class;
void window_class_setup(lua_State *);
