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vt: selection, introduce vc_is_sel

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Avoid global variables (namely sel_cons) by introducing vc_is_sel. It
checks whether the parameter is the current selection console. This will
help putting sel_cons to a struct later.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20200219073951.16151-1-jslaby@suse.cz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jiri Slaby
2020-02-19 08:39:43 +01:00
committed by Greg Kroah-Hartman
parent 80967ff2d1
commit dce05aa6ee
4 changed files with 13 additions and 5 deletions
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4
include/linux/selection.h
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@@ -11,8 +11,8 @@
#include <linux/tiocl.h>
#include <linux/vt_buffer.h>
extern struct vc_data *sel_cons;
struct tty_struct;
struct vc_data;
extern void clear_selection(void);
extern int set_selection_user(const struct tiocl_selection __user *sel,
@@ -24,6 +24,8 @@ extern int sel_loadlut(char __user *p);
extern int mouse_reporting(void);
extern void mouse_report(struct tty_struct * tty, int butt, int mrx, int mry);
bool vc_is_sel(struct vc_data *vc);
extern int console_blanked;
extern const unsigned char color_table[];