i3bar: Make header declarations extern

See #3914
2020-01-25 16:26:54 +01:00
parent e9f011397a
commit d14e59b3a7
8 changed files with 13 additions and 6 deletions
--- a/i3bar/include/xcb.h
+++ b/i3bar/include/xcb.h
@ -53,7 +53,7 @@ struct xcb_color_strings_t {
 typedef struct xcb_colors_t xcb_colors_t;

 /* Cached width of the custom separator if one was set */
-int separator_symbol_width;
+extern int separator_symbol_width;

 /*
 * Early initialization of the connection to X11: Everything which does not