From 751fb765e4f26ce1500b4e8ee9f4cd5b6039b495 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Aur=C3=A9lien=20Aptel?= <aurelien.aptel@gmail.com>
Date: Thu, 16 Feb 2012 00:10:32 +0100
Subject: fix default color overwriten bug.

---
 config.def.h |  8 +++++---
 st.c         | 41 +++++++++++++++++++++++------------------
 2 files changed, 28 insertions(+), 21 deletions(-)

diff --git a/config.def.h b/config.def.h
index 169bcdd..047b5d1 100644
--- a/config.def.h
+++ b/config.def.h
@@ -30,7 +30,9 @@ static const char *colorname[] = {
 	"cyan",
 	"white",
 	
-	/* more colors can be added to use with DefaultXX */
+	[255] = 0,
+	
+	/* more colors can be added after 255 to use with DefaultXX */
 	"#cccccc",
 	"#333333",
 };
@@ -39,8 +41,8 @@ static const char *colorname[] = {
    foreground, background, cursor, unfocused cursor */
 #define DefaultFG  7
 #define DefaultBG  0
-#define DefaultCS  16
-#define DefaultUCS 17
+#define DefaultCS  256
+#define DefaultUCS 257
 
 /* Special keys (change & recompile st.info accordingly)
    Keep in mind that kpress() in st.c hardcodes some keys.
diff --git a/st.c b/st.c
index a86e0f9..e6a5e4e 100644
--- a/st.c
+++ b/st.c
@@ -83,13 +83,14 @@ enum { B0=1, B1=2, B2=4, B3=8, B4=16, B5=32, B6=64, B7=128 };
 typedef unsigned char uchar;
 typedef unsigned int uint;
 typedef unsigned long ulong;
+typedef unsigned short ushort;
 
 typedef struct {
 	char c[UTF_SIZ];     /* character code */
 	uchar mode;  /* attribute flags */
-	uchar fg;     /* foreground      */
-	uchar bg;     /* background      */
-	uchar state; /* state flags     */
+	ushort fg;   /* foreground  */
+	ushort bg;   /* background  */
+	uchar state; /* state flags    */
 } Glyph;
 
 typedef Glyph* Line;
@@ -154,18 +155,6 @@ typedef struct {
 	char s[ESC_BUF_SIZ];
 } Key;
 
-/* Drawing Context */
-typedef struct {
-	ulong col[256];
-	GC gc;
-	struct {
-		int ascent;
-		int descent;
-		short lbearing;
-		short rbearing;
-		XFontSet set;
-	} font, bfont;
-} DC;
 
 /* TODO: use better name for vars... */
 typedef struct {
@@ -181,6 +170,19 @@ typedef struct {
 
 #include "config.h"
 
+/* Drawing Context */
+typedef struct {
+	ulong col[LEN(colorname) < 256 ? 256 : LEN(colorname)];
+	GC gc;
+	struct {
+		int ascent;
+		int descent;
+		short lbearing;
+		short rbearing;
+		XFontSet set;
+	} font, bfont;
+} DC;
+
 static void die(const char*, ...);
 static void draw(void);
 static void drawregion(int, int, int, int);
@@ -1583,16 +1585,19 @@ xloadcols(void) {
 	XColor color;
 	ulong white = WhitePixel(xw.dpy, xw.scr);
 
+	/* load colors [0-15] colors and [256-LEN(colorname)[ (config.h) */
 	for(i = 0; i < LEN(colorname); i++) {
+		if(!colorname[i])
+			continue;
 		if(!XAllocNamedColor(xw.dpy, xw.cmap, colorname[i], &color, &color)) {
 			dc.col[i] = white;
 			fprintf(stderr, "Could not allocate color '%s'\n", colorname[i]);
 		} else
 			dc.col[i] = color.pixel;
 	}
-
-	/* same colors as xterm */
-	for(r = 0; r < 6; r++)
+	
+	/* load colors [16-255] ; same colors as xterm */
+	for(i = 16, r = 0; r < 6; r++)
 		for(g = 0; g < 6; g++)
 			for(b = 0; b < 6; b++) {
 				color.red = r == 0 ? 0 : 0x3737 + 0x2828 * r;
-- 
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