From 56eaf2b32ba18d0f39af46af4a8922c7f48181ec Mon Sep 17 00:00:00 2001
From: AlexPoilrouge <alexandre.hurstel@mailoo.org>
Date: Wed, 17 Jun 2020 11:02:35 +0200
Subject: [PATCH] =?UTF-8?q?adding=20fallback=20system=20for=20non=20displa?=
 =?UTF-8?q?y=20special=20azerty=20letters=20(i.e.:=20=C3=A9->e,=20=C3=A0->?=
 =?UTF-8?q?a,=20etc.)?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/console.c  | 10 ++++++++++
 src/hu_stuff.c | 14 ++++++++++++++
 src/hu_stuff.h |  3 +++
 src/keys.h     |  2 ++
 src/m_menu.c   | 12 ++++++++++++
 5 files changed, 41 insertions(+)

diff --git a/src/console.c b/src/console.c
index e4b22b850..8717391d0 100644
--- a/src/console.c
+++ b/src/console.c
@@ -594,6 +594,9 @@ INT32 CON_ShitAndAltGrChar(INT32 ch){
 		else if (altdown & 0x2){
 			ch = french_altgrxform[ch];
 		}
+		else{
+			ch = HU_FallBackFrSpecialLetter(ch);
+		}
 	}
 
 	return ch;
@@ -1138,6 +1141,10 @@ boolean CON_Responder(event_t *ev)
 		else if (altdown & 0x2){
 			key = french_altgrxform[key];
 		}
+		else{
+			key = HU_FallBackFrSpecialLetter(key);
+		}
+		
 	}
 	else
 	{
@@ -1146,6 +1153,9 @@ boolean CON_Responder(event_t *ev)
 		else if (altdown & 0x2){
 			key = french_altgrxform[key];
 		}
+		else{
+			key = HU_FallBackFrSpecialLetter(key);
+		}
 	}
 
 	// enter a char into the command prompt
diff --git a/src/hu_stuff.c b/src/hu_stuff.c
index 2e0785411..86f03287e 100644
--- a/src/hu_stuff.c
+++ b/src/hu_stuff.c
@@ -252,6 +252,20 @@ char french_altgrxform[] ={
 	'ù'
 };
 
+//fallback for special letter non displayable in the game (i.e.: 'é','à',etc.)
+INT32 HU_FallBackFrSpecialLetter(INT32 key){
+	switch(key){
+		case KEY_FR_E_AIGUE:     return 'e';
+		case KEY_FR_E_GRAVE:     return 'e';
+		case KEY_FR_C_CEDILLE:   return 'c';
+		case KEY_FR_A_GRAVE:     return 'a';
+		case KEY_FR_U_GRAVE:     return 'u';
+		default:       return key;
+	}
+}
+
+
+
 static char cechotext[1024];
 static tic_t cechotimer = 0;
 static tic_t cechoduration = 5*TICRATE;
diff --git a/src/hu_stuff.h b/src/hu_stuff.h
index d594dc3f1..52a32eb64 100644
--- a/src/hu_stuff.h
+++ b/src/hu_stuff.h
@@ -49,6 +49,9 @@ extern char english_shiftxform[];
 extern char french_shiftxform[];
 extern char french_altgrxform[];
 
+//fallback for special letter non displayable in the game (i.e.: 'é','à',etc.)
+INT32 HU_FallBackFrSpecialLetter(INT32 key);
+
 //------------------------------------
 //        sorted player lines
 //------------------------------------
diff --git a/src/keys.h b/src/keys.h
index 8947fbc5e..68138fbfc 100644
--- a/src/keys.h
+++ b/src/keys.h
@@ -26,6 +26,8 @@
 #define KEY_MINUS    45
 #define KEY_EQUALS   61
 
+//azerty special keys support
+//(necessary for being able to print 'regular' chars in azerty)
 #define KEY_FR_E_AIGUE (0x80+2)
 #define KEY_FR_E_GRAVE (0x80+10)
 #define KEY_FR_C_CEDILLE (0x80+7)
diff --git a/src/m_menu.c b/src/m_menu.c
index 3025cebcd..f04cf77f9 100644
--- a/src/m_menu.c
+++ b/src/m_menu.c
@@ -2389,6 +2389,9 @@ static boolean M_ChangeStringCvar(INT32 choice)
 		else if(altdown & 0x2){
 			choice = french_altgrxform[choice];
 		}
+		else{
+			choice = HU_FallBackFrSpecialLetter(choice);
+		}
 	}
 
 	switch (choice)
@@ -2701,6 +2704,9 @@ boolean M_Responder(event_t *ev)
 			else if(altdown & 0x2){
 				ch = french_altgrxform[ch];
 			}
+			else{
+				ch = HU_FallBackFrSpecialLetter(ch);
+			}
 		}
 		routine(ch);
 		return true;
@@ -2750,6 +2756,9 @@ boolean M_Responder(event_t *ev)
 				else if(altdown & 0x2){
 					ch = french_altgrxform[ch];
 				}
+				else{
+					ch = HU_FallBackFrSpecialLetter(ch);
+				}
 			}
 			if (M_ChangeStringCvar(ch))
 				return true;
@@ -5034,6 +5043,9 @@ static boolean M_ChangeStringAddons(INT32 choice)
 		else if(altdown & 0x2){
 			choice = french_altgrxform[choice];
 		}
+		else{
+			choice = HU_FallBackFrSpecialLetter(choice);
+		}
 	}
 
 	switch (choice)