From 84bfac6a1b1b7a8d8f53ac5c3756b29a11a3023f Mon Sep 17 00:00:00 2001
From: d0k3 <tore.anon@gmail.com>
Date: Tue, 27 Feb 2018 00:00:57 +0100
Subject: [PATCH] Allow overriding the default font via gm9/support/font.pbm

---
 arm9/source/godmode.c               |  12 +++++++++++-
 arm9/source/system/vram0.h          |   2 +-
 data/{font.pbm => font_default.pbm} | Bin
 3 files changed, 12 insertions(+), 2 deletions(-)
 rename data/{font.pbm => font_default.pbm} (100%)

diff --git a/arm9/source/godmode.c b/arm9/source/godmode.c
index e43fb26..4078760 100644
--- a/arm9/source/godmode.c
+++ b/arm9/source/godmode.c
@@ -1946,6 +1946,16 @@ u32 GodMode(int entrypoint) {
     InitNandCrypto(entrypoint != ENTRY_B9S);
     InitExtFS();
     
+    // custom font handling
+    if (CheckSupportFile("font.pbm")) {
+        u8* pbm = (u8*) malloc(0x10000); // arbitrary, should be enough by far
+        if (pbm) {
+            u32 pbm_size = LoadSupportFile("font.pbm", pbm, 0x10000);
+            if (pbm_size) SetFontFromPbm(pbm, pbm_size);
+            free(pbm);
+        }
+    }
+    
     // check for embedded essential backup
     if (((entrypoint == ENTRY_NANDBOOT) || (entrypoint == ENTRY_B9S)) &&
         !PathExist("S:/essential.exefs") && CheckGenuineNandNcsd() &&
@@ -2310,7 +2320,7 @@ u32 GodMode(int entrypoint) {
                 ShowPrompt(false, "Not allowed in XORpad drive");
             } else if ((curr_drvtype & DRV_CART) && (pad_state & BUTTON_Y)) {
                 ShowPrompt(false, "Not allowed in gamecart drive");
-            }else if (pad_state & BUTTON_Y) { // paste files
+            } else if (pad_state & BUTTON_Y) { // paste files
                 const char* optionstr[2] = { "Copy path(s)", "Move path(s)" };
                 char promptstr[64];
                 u32 flags = 0;
diff --git a/arm9/source/system/vram0.h b/arm9/source/system/vram0.h
index 4c4697a..90e07a9 100644
--- a/arm9/source/system/vram0.h
+++ b/arm9/source/system/vram0.h
@@ -6,7 +6,7 @@
 
 // known file names inside VRAM0 TAR
 #define VRAM0_AUTORUN_GM9      "autorun.gm9"
-#define VRAM0_FONT_PBM         "font.pbm"
+#define VRAM0_FONT_PBM         "font_default.pbm"
 #define VRAM0_SCRIPTS          "scripts"
 #define VRAM0_README_MD        "README.md"
 #define VRAM0_SPLASH_PCX       FLAVOR "_splash.pcx"
diff --git a/data/font.pbm b/data/font_default.pbm
similarity index 100%
rename from data/font.pbm
rename to data/font_default.pbm