From 7abdf7710b0b34a57a2a63aacfd1b531737ed186 Mon Sep 17 00:00:00 2001
From: Patrice Mandin <patmandin@gmail.com>
Date: Wed, 22 May 2019 23:16:54 +0200
Subject: [PATCH] Fix SHIFT + Fx reporting in GEM. Contributed by Miro Kropacek

---
 src/video/ataricommon/SDL_atarievents.c |  7 +++++--
 src/video/ataricommon/SDL_atarikeys.h   | 13 ++++++++++++-
 2 files changed, 17 insertions(+), 3 deletions(-)

diff --git a/src/video/ataricommon/SDL_atarievents.c b/src/video/ataricommon/SDL_atarievents.c
index bacbdf4e4..41ca0a490 100644
--- a/src/video/ataricommon/SDL_atarievents.c
+++ b/src/video/ataricommon/SDL_atarievents.c
@@ -140,8 +140,11 @@ void SDL_Atari_InitInternalKeymap(_THIS)
 		keymap[i] = SDLK_UNKNOWN;
 
 	/* Functions keys */
-	for ( i = 0; i<10; i++ )
+	for ( i = 0; i<10; i++ ) {
 		keymap[SCANCODE_F1 + i] = SDLK_F1+i;
+		/* Shift state is handled separately */
+		keymap[SCANCODE_SHIFT_F1 + i] = SDLK_F1+i;
+	}
 
 	/* Cursor keypad */
 	keymap[SCANCODE_HELP] = SDLK_HELP;
@@ -229,7 +232,7 @@ SDL_keysym *SDL_Atari_TranslateKey(int scancode, SDL_keysym *keysym,
 	keysym->unicode = 0;
 
 	if (keysym->sym == SDLK_UNKNOWN) {
-		keysym->sym = asciicode = keytab_normal[scancode];		
+		keysym->sym = asciicode = keytab_normal[scancode];
 	}
 
 	if (SDL_TranslateUNICODE && pressed) {
diff --git a/src/video/ataricommon/SDL_atarikeys.h b/src/video/ataricommon/SDL_atarikeys.h
index a9f7cfd41..219a35b1e 100644
--- a/src/video/ataricommon/SDL_atarikeys.h
+++ b/src/video/ataricommon/SDL_atarikeys.h
@@ -27,7 +27,7 @@
  */
 
 #ifndef _SDL_ATARIKEYS_H_
-#define _SDL_ATARIKEYS_H_ 
+#define _SDL_ATARIKEYS_H_
 
 /* --- Keyboard scancodes --- */
 /* taken from svgalib/vgakeyboard.h */
@@ -107,6 +107,17 @@
 #define SCANCODE_F9		0x43
 #define SCANCODE_F10	0x44
 
+#define SCANCODE_SHIFT_F1	0x54
+#define SCANCODE_SHIFT_F2	0x55
+#define SCANCODE_SHIFT_F3	0x56
+#define SCANCODE_SHIFT_F4	0x57
+#define SCANCODE_SHIFT_F5	0x58
+#define SCANCODE_SHIFT_F6	0x59
+#define SCANCODE_SHIFT_F7	0x5a
+#define SCANCODE_SHIFT_F8	0x5b
+#define SCANCODE_SHIFT_F9	0x5c
+#define SCANCODE_SHIFT_F10	0x5d
+
 /* Numeric keypad */
 #define SCANCODE_KP0			0x70
 #define SCANCODE_KP1			0x6d