From 800cf6341f10d4c927c5ee77a5351b684a431ac1 Mon Sep 17 00:00:00 2001
From: Pierre Habouzit <madcoder@debian.org>
Date: Fri, 9 Nov 2007 11:36:26 +0100
Subject: [PATCH 1/1] Fix color initialization, we can recurse into ourselves
 now \o/

Signed-off-by: Pierre Habouzit <madcoder@debian.org>
---
 madtty/madtty.c | 50 ++++++++++++++++++++++++++++++++++++-------------
 1 file changed, 37 insertions(+), 13 deletions(-)

diff --git a/madtty/madtty.c b/madtty/madtty.c
index 83c2a5d..7b85f27 100644
--- a/madtty/madtty.c
+++ b/madtty/madtty.c
@@ -37,6 +37,8 @@
 
 #define IS_CONTROL(ch) !((ch) & 0xffffff60UL)
 
+static int has_default = 0;
+
 enum {
     C0_NUL = 0x00,
             C0_SOH, C0_STX, C0_ETX, C0_EOT, C0_ENQ, C0_ACK, C0_BEL,
@@ -209,22 +211,32 @@ static void interpret_csi_SGR(madtty_t *rt, int param[], int pcount)
             CASE(27, rt->curattrs &= ~A_REVERSE);
             CASE(28, rt->curattrs &= ~A_INVIS);
 
-          case 30 ... 37:
-            rt->curattrs &= ~0xf0;
-            rt->curattrs |= (param[i] - 29) << 4;
+          case 30 ... 37: /* fg */
+            if (has_default) {
+                rt->curattrs &= ~0xf0;
+                rt->curattrs |= (param[i] + 1 - 30) << 4;
+            } else {
+                rt->curattrs &= ~070;
+                rt->curattrs |= (7 - (param[i] - 30)) << 3;
+            }
             break;
 
           case 39:
-            rt->curattrs &= ~0xf0;
+            rt->curattrs &= has_default ? ~0xf0 : ~070;
             break;
 
-          case 40 ... 47:
-            rt->curattrs &= ~0x0f;
-            rt->curattrs |= (param[i] - 39);
+          case 40 ... 47: /* bg */
+            if (has_default) {
+                rt->curattrs &= ~0x0f;
+                rt->curattrs |= (param[i] + 1 - 40);
+            } else {
+                rt->curattrs &= ~007;
+                rt->curattrs |= (param[i] - 40);
+            }
             break;
 
           case 49:
-            rt->curattrs &= ~0x0f;
+            rt->curattrs &= has_default ? ~0x0f : ~007;
             break;
 
           default:
@@ -765,7 +777,7 @@ madtty_t *madtty_create(int rows, int cols)
     rt->cols = cols;
 
     /* default mode is replace */
-    rt->insert = false; 
+    rt->insert = false;
 
     /* create the cell matrix */
     rt->lines = (mtty_row_t*)calloc(sizeof(mtty_row_t), rt->rows);
@@ -900,16 +912,28 @@ void madtty_initialize(void)
     setlocale(LC_ALL, "");
     initscr();
     start_color();
-    use_default_colors();
     noecho();
     raw();
     nodelay(stdscr, TRUE);
     keypad(stdscr, TRUE);
+    curs_set(0);
     ESCDELAY=50;
 
-    for (int i = -1; i < 8; i++) {
-        for (int j = -1; j < 8; j++) {
-            init_pair((i + 1) * 16 + j + 1, i, j);
+    if (COLORS > 8) {
+        use_default_colors();
+        assume_default_colors(-1, -1);
+        has_default = 1;
+
+        for (int bg = -1; bg < 8; bg++) {
+            for (int fg = -1; fg < 8; fg++) {
+                init_pair((fg + 1) * 16 + bg + 1, fg, bg);
+            }
+        }
+    } else {
+        for (int bg = 0; bg < 8; bg++) {
+            for (int fg = 0; fg < 8; fg++) {
+                init_pair((7 - fg) * 8 + bg, fg, bg);
+            }
         }
     }
 }
-- 
2.20.1