further reduction of color table to 147 entries!

1 files changed, 266 insertions, 672 deletions

diff --git a/xlib/xcolors.c b/xlib/xcolors.c
index cc5ad69..399c1c4 100644
--- a/xlib/xcolors.c
+++ b/xlib/xcolors.c
@@ -5,683 +5,235 @@
  *	and pixel values.
  *
  * Copyright (c) 1996 by Sun Microsystems, Inc.
+ * Copyright (c) 2012 by Jan Nijtmans
  *
  * See the file "license.terms" for information on usage and redistribution of
  * this file, and for a DISCLAIMER OF ALL WARRANTIES.
  */
 
 #include "tkInt.h"
-#include <stdlib.h>
+
+/*
+ * Special array for the colors gray9-gray100 (and grey9-grey100, which are
+ * identical). (TODO: to be removed, because the values can be calculated)
+ */
+
+static const char graymap[] = "\377\377\377\374\374\374\372\372\372\367\367\367"
+	"\365\365\365\362\362\362\360\360\360\355\355\355\353\353\353\350\350\350"
+	"\345\345\345\343\343\343\340\340\340\336\336\336\333\333\333\331\331\331"
+	"\326\326\326\324\324\324\321\321\321\317\317\317\314\314\314\311\311\311"
+	"\307\307\307\304\304\304\302\302\302\277\277\277\275\275\275\272\272\272"
+	"\270\270\270\265\265\265\263\263\263\260\260\260\255\255\255\253\253\253"
+	"\250\250\250\246\246\246\243\243\243\241\241\241\236\236\236\234\234\234"
+	"\231\231\231\226\226\226\224\224\224\221\221\221\217\217\217\214\214\214"
+	"\212\212\212\207\207\207\205\205\205\202\202\202\177\177\177\175\175\175"
+	"\172\172\172\170\170\170\165\165\165\163\163\163\160\160\160\156\156\156"
+	"\153\153\153\151\151\151\146\146\146\143\143\143\141\141\141\136\136\136"
+	"\134\134\134\131\131\131\127\127\127\124\124\124\122\122\122\117\117\117"
+	"\115\115\115\112\112\112\107\107\107\105\105\105\102\102\102\100\100\100"
+	"\075\075\075\073\073\073\070\070\070\066\066\066\063\063\063\060\060\060"
+	"\056\056\056\053\053\053\051\051\051\046\046\046\044\044\044\041\041\041"
+	"\037\037\037\034\034\034\032\032\032\027\027\027";
+
+/*
+ * Index array. For each of the characters 'a'-'y', this table gives the first color
+ * starting with that character in the xColors table.
+ */
+static int az[] = {0, 4, 12, 19, 43, 43, 46, 56, 58, 60, 60, 61, 84, 99,
+	102, 107, 118, 118, 121, 134, 138, 138, 140, 143, 143, 145};
 
 /*
  * Define an array that defines the mapping from color names to RGB values.
- * Note that this array must be kept sorted alphabetically so that the binary
- * search used in XParseColor will succeed.
+ * Note that this array must be kept sorted alphabetically so that the
+ * binary search used in XParseColor will succeed.
+ *
+ * Each color definition consists of exactly 32 characters, and starts with
+ * the color name, but without its first character (that character can be
+ * reproduced from the az index array). The last byte holds the number
+ * of additional color variants. For example "azure1" up to "azure4" are
+ * handled by the same table entry as "azure". From the last byte backwards,
+ * each group of 3 bytes contain the rgb values of the main color and
+ * the available variants.
+ *
+ * The colors gray and grey have more than 8 variants. gray1 up to gray8
+ * are handled by this table, above that is handled especially.
  */
 
-typedef struct {
-    const char *name;
-    unsigned char red, green, blue;
-} XColorEntry;
+typedef char elem[32];
 
-static const XColorEntry xColors[] = {
-     { "aliceBlue", 240, 248, 255 },
-     { "antiqueWhite", 250, 235, 215 },
-     { "antiquewhite1", 255, 239, 219 },
-     { "antiquewhite2", 238, 223, 204 },
-     { "antiquewhite3", 205, 192, 176 },
-     { "antiquewhite4", 139, 131, 120 },
-     { "aquamarine", 127, 255, 212 },
-     { "aquamarine1", 127, 255, 212 },
-     { "aquamarine2", 118, 238, 198 },
-     { "aquamarine3", 102, 205, 170 },
-     { "aquamarine4", 69, 139, 116 },
-     { "azure", 240, 255, 255 },
-     { "azure1", 240, 255, 255 },
-     { "azure2", 224, 238, 238 },
-     { "azure3", 193, 205, 205 },
-     { "azure4", 131, 139, 139 },
-     { "beige", 245, 245, 220 },
-     { "bisque", 255, 228, 196 },
-     { "bisque1", 255, 228, 196 },
-     { "bisque2", 238, 213, 183 },
-     { "bisque3", 205, 183, 158 },
-     { "bisque4", 139, 125, 107 },
-     { "black", 0, 0, 0 },
-     { "blanchedAlmond", 255, 235, 205 },
-     { "blue", 0, 0, 255 },
-     { "blue1", 0, 0, 255 },
-     { "blue2", 0, 0, 238 },
-     { "blue3", 0, 0, 205 },
-     { "blue4", 0, 0, 139 },
-     { "blueViolet", 138, 43, 226 },
-     { "brown", 165, 42, 42 },
-     { "brown1", 255, 64, 64 },
-     { "brown2", 238, 59, 59 },
-     { "brown3", 205, 51, 51 },
-     { "brown4", 139, 35, 35 },
-     { "burlywood", 222, 184, 135 },
-     { "burlywood1", 255, 211, 155 },
-     { "burlywood2", 238, 197, 145 },
-     { "burlywood3", 205, 170, 125 },
-     { "burlywood4", 139, 115, 85 },
-     { "cadetBlue", 95, 158, 160 },
-     { "cadetblue1", 152, 245, 255 },
-     { "cadetblue2", 142, 229, 238 },
-     { "cadetblue3", 122, 197, 205 },
-     { "cadetblue4", 83, 134, 139 },
-     { "chartreuse", 127, 255, 0 },
-     { "chartreuse1", 127, 255, 0 },
-     { "chartreuse2", 118, 238, 0 },
-     { "chartreuse3", 102, 205, 0 },
-     { "chartreuse4", 69, 139, 0 },
-     { "chocolate", 210, 105, 30 },
-     { "chocolate1", 255, 127, 36 },
-     { "chocolate2", 238, 118, 33 },
-     { "chocolate3", 205, 102, 29 },
-     { "chocolate4", 139, 69, 19 },
-     { "coral", 255, 127, 80 },
-     { "coral1", 255, 114, 86 },
-     { "coral2", 238, 106, 80 },
-     { "coral3", 205, 91, 69 },
-     { "coral4", 139, 62, 47 },
-     { "cornflowerBlue", 100, 149, 237 },
-     { "cornsilk", 255, 248, 220 },
-     { "cornsilk1", 255, 248, 220 },
-     { "cornsilk2", 238, 232, 205 },
-     { "cornsilk3", 205, 200, 177 },
-     { "cornsilk4", 139, 136, 120 },
-     { "cyan", 0, 255, 255 },
-     { "cyan1", 0, 255, 255 },
-     { "cyan2", 0, 238, 238 },
-     { "cyan3", 0, 205, 205 },
-     { "cyan4", 0, 139, 139 },
-     { "darkBlue", 0, 0, 139 },
-     { "darkCyan", 0, 139, 139 },
-     { "darkGoldenrod", 184, 134, 11 },
-     { "darkgoldenrod1", 255, 185, 15 },
-     { "darkgoldenrod2", 238, 173, 14 },
-     { "darkgoldenrod3", 205, 149, 12 },
-     { "darkgoldenrod4", 139, 101, 8 },
-     { "darkGray", 169, 169, 169 },
-     { "darkGreen", 0, 100, 0 },
-     { "darkGrey", 169, 169, 169 },
-     { "darkKhaki", 189, 183, 107 },
-     { "darkMagenta", 139, 0, 139 },
-     { "darkOliveGreen", 85, 107, 47 },
-     { "darkolivegreen1", 202, 255, 112 },
-     { "darkolivegreen2", 188, 238, 104 },
-     { "darkolivegreen3", 162, 205, 90 },
-     { "darkolivegreen4", 110, 139, 61 },
-     { "darkOrange", 255, 140, 0 },
-     { "darkorange1", 255, 127, 0 },
-     { "darkorange2", 238, 118, 0 },
-     { "darkorange3", 205, 102, 0 },
-     { "darkorange4", 139, 69, 0 },
-     { "darkOrchid", 153, 50, 204 },
-     { "darkorchid1", 191, 62, 255 },
-     { "darkorchid2", 178, 58, 238 },
-     { "darkorchid3", 154, 50, 205 },
-     { "darkorchid4", 104, 34, 139 },
-     { "darkRed", 139, 0, 0 },
-     { "darkSalmon", 233, 150, 122 },
-     { "darkSeaGreen", 143, 188, 143 },
-     { "darkseagreen1", 193, 255, 193 },
-     { "darkseagreen2", 180, 238, 180 },
-     { "darkseagreen3", 155, 205, 155 },
-     { "darkseagreen4", 105, 139, 105 },
-     { "darkSlateBlue", 72, 61, 139 },
-     { "darkSlateGray", 47, 79, 79 },
-     { "darkslategray1", 151, 255, 255 },
-     { "darkslategray2", 141, 238, 238 },
-     { "darkslategray3", 121, 205, 205 },
-     { "darkslategray4", 82, 139, 139 },
-     { "darkSlateGrey", 47, 79, 79 },
-     { "darkTurquoise", 0, 206, 209 },
-     { "darkViolet", 148, 0, 211 },
-     { "deepPink", 255, 20, 147 },
-     { "deeppink1", 255, 20, 147 },
-     { "deeppink2", 238, 18, 137 },
-     { "deeppink3", 205, 16, 118 },
-     { "deeppink4", 139, 10, 80 },
-     { "deepSkyBlue", 0, 191, 255 },
-     { "deepskyblue1", 0, 191, 255 },
-     { "deepskyblue2", 0, 178, 238 },
-     { "deepskyblue3", 0, 154, 205 },
-     { "deepskyblue4", 0, 104, 139 },
-     { "dimGray", 105, 105, 105 },
-     { "dimGrey", 105, 105, 105 },
-     { "dodgerBlue", 30, 144, 255 },
-     { "dodgerblue1", 30, 144, 255 },
-     { "dodgerblue2", 28, 134, 238 },
-     { "dodgerblue3", 24, 116, 205 },
-     { "dodgerblue4", 16, 78, 139 },
-     { "firebrick", 178, 34, 34 },
-     { "firebrick1", 255, 48, 48 },
-     { "firebrick2", 238, 44, 44 },
-     { "firebrick3", 205, 38, 38 },
-     { "firebrick4", 139, 26, 26 },
-     { "floralWhite", 255, 250, 240 },
-     { "forestGreen", 34, 139, 34 },
-     { "gainsboro", 220, 220, 220 },
-     { "ghostWhite", 248, 248, 255 },
-     { "gold", 255, 215, 0 },
-     { "gold1", 255, 215, 0 },
-     { "gold2", 238, 201, 0 },
-     { "gold3", 205, 173, 0 },
-     { "gold4", 139, 117, 0 },
-     { "goldenrod", 218, 165, 32 },
-     { "goldenrod1", 255, 193, 37 },
-     { "goldenrod2", 238, 180, 34 },
-     { "goldenrod3", 205, 155, 29 },
-     { "goldenrod4", 139, 105, 20 },
-     { "gray", 190, 190, 190 },
-     { "gray0", 0, 0, 0 },
-     { "gray1", 3, 3, 3 },
-     { "gray10", 26, 26, 26 },
-     { "gray100", 255, 255, 255 },
-     { "gray11", 28, 28, 28 },
-     { "gray12", 31, 31, 31 },
-     { "gray13", 33, 33, 33 },
-     { "gray14", 36, 36, 36 },
-     { "gray15", 38, 38, 38 },
-     { "gray16", 41, 41, 41 },
-     { "gray17", 43, 43, 43 },
-     { "gray18", 46, 46, 46 },
-     { "gray19", 48, 48, 48 },
-     { "gray2", 5, 5, 5 },
-     { "gray20", 51, 51, 51 },
-     { "gray21", 54, 54, 54 },
-     { "gray22", 56, 56, 56 },
-     { "gray23", 59, 59, 59 },
-     { "gray24", 61, 61, 61 },
-     { "gray25", 64, 64, 64 },
-     { "gray26", 66, 66, 66 },
-     { "gray27", 69, 69, 69 },
-     { "gray28", 71, 71, 71 },
-     { "gray29", 74, 74, 74 },
-     { "gray3", 8, 8, 8 },
-     { "gray30", 77, 77, 77 },
-     { "gray31", 79, 79, 79 },
-     { "gray32", 82, 82, 82 },
-     { "gray33", 84, 84, 84 },
-     { "gray34", 87, 87, 87 },
-     { "gray35", 89, 89, 89 },
-     { "gray36", 92, 92, 92 },
-     { "gray37", 94, 94, 94 },
-     { "gray38", 97, 97, 97 },
-     { "gray39", 99, 99, 99 },
-     { "gray4", 10, 10, 10 },
-     { "gray40", 102, 102, 102 },
-     { "gray41", 105, 105, 105 },
-     { "gray42", 107, 107, 107 },
-     { "gray43", 110, 110, 110 },
-     { "gray44", 112, 112, 112 },
-     { "gray45", 115, 115, 115 },
-     { "gray46", 117, 117, 117 },
-     { "gray47", 120, 120, 120 },
-     { "gray48", 122, 122, 122 },
-     { "gray49", 125, 125, 125 },
-     { "gray5", 13, 13, 13 },
-     { "gray50", 127, 127, 127 },
-     { "gray51", 130, 130, 130 },
-     { "gray52", 133, 133, 133 },
-     { "gray53", 135, 135, 135 },
-     { "gray54", 138, 138, 138 },
-     { "gray55", 140, 140, 140 },
-     { "gray56", 143, 143, 143 },
-     { "gray57", 145, 145, 145 },
-     { "gray58", 148, 148, 148 },
-     { "gray59", 150, 150, 150 },
-     { "gray6", 15, 15, 15 },
-     { "gray60", 153, 153, 153 },
-     { "gray61", 156, 156, 156 },
-     { "gray62", 158, 158, 158 },
-     { "gray63", 161, 161, 161 },
-     { "gray64", 163, 163, 163 },
-     { "gray65", 166, 166, 166 },
-     { "gray66", 168, 168, 168 },
-     { "gray67", 171, 171, 171 },
-     { "gray68", 173, 173, 173 },
-     { "gray69", 176, 176, 176 },
-     { "gray7", 18, 18, 18 },
-     { "gray70", 179, 179, 179 },
-     { "gray71", 181, 181, 181 },
-     { "gray72", 184, 184, 184 },
-     { "gray73", 186, 186, 186 },
-     { "gray74", 189, 189, 189 },
-     { "gray75", 191, 191, 191 },
-     { "gray76", 194, 194, 194 },
-     { "gray77", 196, 196, 196 },
-     { "gray78", 199, 199, 199 },
-     { "gray79", 201, 201, 201 },
-     { "gray8", 20, 20, 20 },
-     { "gray80", 204, 204, 204 },
-     { "gray81", 207, 207, 207 },
-     { "gray82", 209, 209, 209 },
-     { "gray83", 212, 212, 212 },
-     { "gray84", 214, 214, 214 },
-     { "gray85", 217, 217, 217 },
-     { "gray86", 219, 219, 219 },
-     { "gray87", 222, 222, 222 },
-     { "gray88", 224, 224, 224 },
-     { "gray89", 227, 227, 227 },
-     { "gray9", 23, 23, 23 },
-     { "gray90", 229, 229, 229 },
-     { "gray91", 232, 232, 232 },
-     { "gray92", 235, 235, 235 },
-     { "gray93", 237, 237, 237 },
-     { "gray94", 240, 240, 240 },
-     { "gray95", 242, 242, 242 },
-     { "gray96", 245, 245, 245 },
-     { "gray97", 247, 247, 247 },
-     { "gray98", 250, 250, 250 },
-     { "gray99", 252, 252, 252 },
-     { "green", 0, 255, 0 },
-     { "green1", 0, 255, 0 },
-     { "green2", 0, 238, 0 },
-     { "green3", 0, 205, 0 },
-     { "green4", 0, 139, 0 },
-     { "greenYellow", 173, 255, 47 },
-     { "grey", 190, 190, 190 },
-     { "grey0", 0, 0, 0 },
-     { "grey1", 3, 3, 3 },
-     { "grey10", 26, 26, 26 },
-     { "grey100", 255, 255, 255 },
-     { "grey11", 28, 28, 28 },
-     { "grey12", 31, 31, 31 },
-     { "grey13", 33, 33, 33 },
-     { "grey14", 36, 36, 36 },
-     { "grey15", 38, 38, 38 },
-     { "grey16", 41, 41, 41 },
-     { "grey17", 43, 43, 43 },
-     { "grey18", 46, 46, 46 },
-     { "grey19", 48, 48, 48 },
-     { "grey2", 5, 5, 5 },
-     { "grey20", 51, 51, 51 },
-     { "grey21", 54, 54, 54 },
-     { "grey22", 56, 56, 56 },
-     { "grey23", 59, 59, 59 },
-     { "grey24", 61, 61, 61 },
-     { "grey25", 64, 64, 64 },
-     { "grey26", 66, 66, 66 },
-     { "grey27", 69, 69, 69 },
-     { "grey28", 71, 71, 71 },
-     { "grey29", 74, 74, 74 },
-     { "grey3", 8, 8, 8 },
-     { "grey30", 77, 77, 77 },
-     { "grey31", 79, 79, 79 },
-     { "grey32", 82, 82, 82 },
-     { "grey33", 84, 84, 84 },
-     { "grey34", 87, 87, 87 },
-     { "grey35", 89, 89, 89 },
-     { "grey36", 92, 92, 92 },
-     { "grey37", 94, 94, 94 },
-     { "grey38", 97, 97, 97 },
-     { "grey39", 99, 99, 99 },
-     { "grey4", 10, 10, 10 },
-     { "grey40", 102, 102, 102 },
-     { "grey41", 105, 105, 105 },
-     { "grey42", 107, 107, 107 },
-     { "grey43", 110, 110, 110 },
-     { "grey44", 112, 112, 112 },
-     { "grey45", 115, 115, 115 },
-     { "grey46", 117, 117, 117 },
-     { "grey47", 120, 120, 120 },
-     { "grey48", 122, 122, 122 },
-     { "grey49", 125, 125, 125 },
-     { "grey5", 13, 13, 13 },
-     { "grey50", 127, 127, 127 },
-     { "grey51", 130, 130, 130 },
-     { "grey52", 133, 133, 133 },
-     { "grey53", 135, 135, 135 },
-     { "grey54", 138, 138, 138 },
-     { "grey55", 140, 140, 140 },
-     { "grey56", 143, 143, 143 },
-     { "grey57", 145, 145, 145 },
-     { "grey58", 148, 148, 148 },
-     { "grey59", 150, 150, 150 },
-     { "grey6", 15, 15, 15 },
-     { "grey60", 153, 153, 153 },
-     { "grey61", 156, 156, 156 },
-     { "grey62", 158, 158, 158 },
-     { "grey63", 161, 161, 161 },
-     { "grey64", 163, 163, 163 },
-     { "grey65", 166, 166, 166 },
-     { "grey66", 168, 168, 168 },
-     { "grey67", 171, 171, 171 },
-     { "grey68", 173, 173, 173 },
-     { "grey69", 176, 176, 176 },
-     { "grey7", 18, 18, 18 },
-     { "grey70", 179, 179, 179 },
-     { "grey71", 181, 181, 181 },
-     { "grey72", 184, 184, 184 },
-     { "grey73", 186, 186, 186 },
-     { "grey74", 189, 189, 189 },
-     { "grey75", 191, 191, 191 },
-     { "grey76", 194, 194, 194 },
-     { "grey77", 196, 196, 196 },
-     { "grey78", 199, 199, 199 },
-     { "grey79", 201, 201, 201 },
-     { "grey8", 20, 20, 20 },
-     { "grey80", 204, 204, 204 },
-     { "grey81", 207, 207, 207 },
-     { "grey82", 209, 209, 209 },
-     { "grey83", 212, 212, 212 },
-     { "grey84", 214, 214, 214 },
-     { "grey85", 217, 217, 217 },
-     { "grey86", 219, 219, 219 },
-     { "grey87", 222, 222, 222 },
-     { "grey88", 224, 224, 224 },
-     { "grey89", 227, 227, 227 },
-     { "grey9", 23, 23, 23 },
-     { "grey90", 229, 229, 229 },
-     { "grey91", 232, 232, 232 },
-     { "grey92", 235, 235, 235 },
-     { "grey93", 237, 237, 237 },
-     { "grey94", 240, 240, 240 },
-     { "grey95", 242, 242, 242 },
-     { "grey96", 245, 245, 245 },
-     { "grey97", 247, 247, 247 },
-     { "grey98", 250, 250, 250 },
-     { "grey99", 252, 252, 252 },
-     { "honeydew", 240, 255, 240 },
-     { "honeydew1", 240, 255, 240 },
-     { "honeydew2", 224, 238, 224 },
-     { "honeydew3", 193, 205, 193 },
-     { "honeydew4", 131, 139, 131 },
-     { "hotPink", 255, 105, 180 },
-     { "hotpink1", 255, 110, 180 },
-     { "hotpink2", 238, 106, 167 },
-     { "hotpink3", 205, 96, 144 },
-     { "hotpink4", 139, 58, 98 },
-     { "indianRed", 205, 92, 92 },
-     { "indianred1", 255, 106, 106 },
-     { "indianred2", 238, 99, 99 },
-     { "indianred3", 205, 85, 85 },
-     { "indianred4", 139, 58, 58 },
-     { "ivory", 255, 255, 240 },
-     { "ivory1", 255, 255, 240 },
-     { "ivory2", 238, 238, 224 },
-     { "ivory3", 205, 205, 193 },
-     { "ivory4", 139, 139, 131 },
-     { "khaki", 240, 230, 140 },
-     { "khaki1", 255, 246, 143 },
-     { "khaki2", 238, 230, 133 },
-     { "khaki3", 205, 198, 115 },
-     { "khaki4", 139, 134, 78 },
-     { "lavender", 230, 230, 250 },
-     { "lavenderBlush", 255, 240, 245 },
-     { "lavenderblush1", 255, 240, 245 },
-     { "lavenderblush2", 238, 224, 229 },
-     { "lavenderblush3", 205, 193, 197 },
-     { "lavenderblush4", 139, 131, 134 },
-     { "lawnGreen", 124, 252, 0 },
-     { "lemonChiffon", 255, 250, 205 },
-     { "lemonchiffon1", 255, 250, 205 },
-     { "lemonchiffon2", 238, 233, 191 },
-     { "lemonchiffon3", 205, 201, 165 },
-     { "lemonchiffon4", 139, 137, 112 },
-     { "lightBlue", 173, 216, 230 },
-     { "lightblue1", 191, 239, 255 },
-     { "lightblue2", 178, 223, 238 },
-     { "lightblue3", 154, 192, 205 },
-     { "lightblue4", 104, 131, 139 },
-     { "lightCoral", 240, 128, 128 },
-     { "lightCyan", 224, 255, 255 },
-     { "lightcyan1", 224, 255, 255 },
-     { "lightcyan2", 209, 238, 238 },
-     { "lightcyan3", 180, 205, 205 },
-     { "lightcyan4", 122, 139, 139 },
-     { "lightGoldenrod", 238, 221, 130 },
-     { "lightgoldenrod1", 255, 236, 139 },
-     { "lightgoldenrod2", 238, 220, 130 },
-     { "lightgoldenrod3", 205, 190, 112 },
-     { "lightgoldenrod4", 139, 129, 76 },
-     { "lightGoldenrodYellow", 250, 250, 210 },
-     { "lightGray", 211, 211, 211 },
-     { "lightGreen", 144, 238, 144 },
-     { "lightGrey", 211, 211, 211 },
-     { "lightPink", 255, 182, 193 },
-     { "lightpink1", 255, 174, 185 },
-     { "lightpink2", 238, 162, 173 },
-     { "lightpink3", 205, 140, 149 },
-     { "lightpink4", 139, 95, 101 },
-     { "lightSalmon", 255, 160, 122 },
-     { "lightsalmon1", 255, 160, 122 },
-     { "lightsalmon2", 238, 149, 114 },
-     { "lightsalmon3", 205, 129, 98 },
-     { "lightsalmon4", 139, 87, 66 },
-     { "lightSeaGreen", 32, 178, 170 },
-     { "lightSkyBlue", 135, 206, 250 },
-     { "lightskyblue1", 176, 226, 255 },
-     { "lightskyblue2", 164, 211, 238 },
-     { "lightskyblue3", 141, 182, 205 },
-     { "lightskyblue4", 96, 123, 139 },
-     { "lightSlateBlue", 132, 112, 255 },
-     { "lightSlateGray", 119, 136, 153 },
-     { "lightSlateGrey", 119, 136, 153 },
-     { "lightSteelBlue", 176, 196, 222 },
-     { "lightsteelblue1", 202, 225, 255 },
-     { "lightsteelblue2", 188, 210, 238 },
-     { "lightsteelblue3", 162, 181, 205 },
-     { "lightsteelblue4", 110, 123, 139 },
-     { "lightYellow", 255, 255, 224 },
-     { "lightyellow1", 255, 255, 224 },
-     { "lightyellow2", 238, 238, 209 },
-     { "lightyellow3", 205, 205, 180 },
-     { "lightyellow4", 139, 139, 122 },
-     { "limeGreen", 50, 205, 50 },
-     { "linen", 250, 240, 230 },
-     { "magenta", 255, 0, 255 },
-     { "magenta1", 255, 0, 255 },
-     { "magenta2", 238, 0, 238 },
-     { "magenta3", 205, 0, 205 },
-     { "magenta4", 139, 0, 139 },
-     { "maroon", 176, 48, 96 },
-     { "maroon1", 255, 52, 179 },
-     { "maroon2", 238, 48, 167 },
-     { "maroon3", 205, 41, 144 },
-     { "maroon4", 139, 28, 98 },
-     { "mediumAquamarine", 102, 205, 170 },
-     { "mediumBlue", 0, 0, 205 },
-     { "mediumOrchid", 186, 85, 211 },
-     { "mediumorchid1", 224, 102, 255 },
-     { "mediumorchid2", 209, 95, 238 },
-     { "mediumorchid3", 180, 82, 205 },
-     { "mediumorchid4", 122, 55, 139 },
-     { "mediumPurple", 147, 112, 219 },
-     { "mediumpurple1", 171, 130, 255 },
-     { "mediumpurple2", 159, 121, 238 },
-     { "mediumpurple3", 137, 104, 205 },
-     { "mediumpurple4", 93, 71, 139 },
-     { "mediumSeaGreen", 60, 179, 113 },
-     { "mediumSlateBlue", 123, 104, 238 },
-     { "mediumSpringGreen", 0, 250, 154 },
-     { "mediumTurquoise", 72, 209, 204 },
-     { "mediumVioletRed", 199, 21, 133 },
-     { "midnightBlue", 25, 25, 112 },
-     { "mintCream", 245, 255, 250 },
-     { "mistyRose", 255, 228, 225 },
-     { "mistyrose1", 255, 228, 225 },
-     { "mistyrose2", 238, 213, 210 },
-     { "mistyrose3", 205, 183, 181 },
-     { "mistyrose4", 139, 125, 123 },
-     { "moccasin", 255, 228, 181 },
-     { "navajoWhite", 255, 222, 173 },
-     { "navajowhite1", 255, 222, 173 },
-     { "navajowhite2", 238, 207, 161 },
-     { "navajowhite3", 205, 179, 139 },
-     { "navajowhite4", 139, 121, 94 },
-     { "navy", 0, 0, 128 },
-     { "navyBlue", 0, 0, 128 },
-     { "oldLace", 253, 245, 230 },
-     { "oliveDrab", 107, 142, 35 },
-     { "olivedrab1", 192, 255, 62 },
-     { "olivedrab2", 179, 238, 58 },
-     { "olivedrab3", 154, 205, 50 },
-     { "olivedrab4", 105, 139, 34 },
-     { "orange", 255, 165, 0 },
-     { "orange1", 255, 165, 0 },
-     { "orange2", 238, 154, 0 },
-     { "orange3", 205, 133, 0 },
-     { "orange4", 139, 90, 0 },
-     { "orangeRed", 255, 69, 0 },
-     { "orangered1", 255, 69, 0 },
-     { "orangered2", 238, 64, 0 },
-     { "orangered3", 205, 55, 0 },
-     { "orangered4", 139, 37, 0 },
-     { "orchid", 218, 112, 214 },
-     { "orchid1", 255, 131, 250 },
-     { "orchid2", 238, 122, 233 },
-     { "orchid3", 205, 105, 201 },
-     { "orchid4", 139, 71, 137 },
-     { "paleGoldenrod", 238, 232, 170 },
-     { "paleGreen", 152, 251, 152 },
-     { "palegreen1", 154, 255, 154 },
-     { "palegreen2", 144, 238, 144 },
-     { "palegreen3", 124, 205, 124 },
-     { "palegreen4", 84, 139, 84 },
-     { "paleTurquoise", 175, 238, 238 },
-     { "paleturquoise1", 187, 255, 255 },
-     { "paleturquoise2", 174, 238, 238 },
-     { "paleturquoise3", 150, 205, 205 },
-     { "paleturquoise4", 102, 139, 139 },
-     { "paleVioletRed", 219, 112, 147 },
-     { "palevioletred1", 255, 130, 171 },
-     { "palevioletred2", 238, 121, 159 },
-     { "palevioletred3", 205, 104, 137 },
-     { "palevioletred4", 139, 71, 93 },
-     { "papayaWhip", 255, 239, 213 },
-     { "peachPuff", 255, 218, 185 },
-     { "peachpuff1", 255, 218, 185 },
-     { "peachpuff2", 238, 203, 173 },
-     { "peachpuff3", 205, 175, 149 },
-     { "peachpuff4", 139, 119, 101 },
-     { "peru", 205, 133, 63 },
-     { "pink", 255, 192, 203 },
-     { "pink1", 255, 181, 197 },
-     { "pink2", 238, 169, 184 },
-     { "pink3", 205, 145, 158 },
-     { "pink4", 139, 99, 108 },
-     { "plum", 221, 160, 221 },
-     { "plum1", 255, 187, 255 },
-     { "plum2", 238, 174, 238 },
-     { "plum3", 205, 150, 205 },
-     { "plum4", 139, 102, 139 },
-     { "powderBlue", 176, 224, 230 },
-     { "purple", 160, 32, 240 },
-     { "purple1", 155, 48, 255 },
-     { "purple2", 145, 44, 238 },
-     { "purple3", 125, 38, 205 },
-     { "purple4", 85, 26, 139 },
-     { "red", 255, 0, 0 },
-     { "red1", 255, 0, 0 },
-     { "red2", 238, 0, 0 },
-     { "red3", 205, 0, 0 },
-     { "red4", 139, 0, 0 },
-     { "rosyBrown", 188, 143, 143 },
-     { "rosybrown1", 255, 193, 193 },
-     { "rosybrown2", 238, 180, 180 },
-     { "rosybrown3", 205, 155, 155 },
-     { "rosybrown4", 139, 105, 105 },
-     { "royalBlue", 65, 105, 225 },
-     { "royalblue1", 72, 118, 255 },
-     { "royalblue2", 67, 110, 238 },
-     { "royalblue3", 58, 95, 205 },
-     { "royalblue4", 39, 64, 139 },
-     { "saddleBrown", 139, 69, 19 },
-     { "salmon", 250, 128, 114 },
-     { "salmon1", 255, 140, 105 },
-     { "salmon2", 238, 130, 98 },
-     { "salmon3", 205, 112, 84 },
-     { "salmon4", 139, 76, 57 },
-     { "sandyBrown", 244, 164, 96 },
-     { "seaGreen", 46, 139, 87 },
-     { "seagreen1", 84, 255, 159 },
-     { "seagreen2", 78, 238, 148 },
-     { "seagreen3", 67, 205, 128 },
-     { "seagreen4", 46, 139, 87 },
-     { "seashell", 255, 245, 238 },
-     { "seashell1", 255, 245, 238 },
-     { "seashell2", 238, 229, 222 },
-     { "seashell3", 205, 197, 191 },
-     { "seashell4", 139, 134, 130 },
-     { "sienna", 160, 82, 45 },
-     { "sienna1", 255, 130, 71 },
-     { "sienna2", 238, 121, 66 },
-     { "sienna3", 205, 104, 57 },
-     { "sienna4", 139, 71, 38 },
-     { "skyBlue", 135, 206, 235 },
-     { "skyblue1", 135, 206, 255 },
-     { "skyblue2", 126, 192, 238 },
-     { "skyblue3", 108, 166, 205 },
-     { "skyblue4", 74, 112, 139 },
-     { "slateBlue", 106, 90, 205 },
-     { "slateblue1", 131, 111, 255 },
-     { "slateblue2", 122, 103, 238 },
-     { "slateblue3", 105, 89, 205 },
-     { "slateblue4", 71, 60, 139 },
-     { "slateGray", 112, 128, 144 },
-     { "slategray1", 198, 226, 255 },
-     { "slategray2", 185, 211, 238 },
-     { "slategray3", 159, 182, 205 },
-     { "slategray4", 108, 123, 139 },
-     { "slateGrey", 112, 128, 144 },
-     { "snow", 255, 250, 250 },
-     { "snow1", 255, 250, 250 },
-     { "snow2", 238, 233, 233 },
-     { "snow3", 205, 201, 201 },
-     { "snow4", 139, 137, 137 },
-     { "springGreen", 0, 255, 127 },
-     { "springgreen1", 0, 255, 127 },
-     { "springgreen2", 0, 238, 118 },
-     { "springgreen3", 0, 205, 102 },
-     { "springgreen4", 0, 139, 69 },
-     { "steelBlue", 70, 130, 180 },
-     { "steelblue1", 99, 184, 255 },
-     { "steelblue2", 92, 172, 238 },
-     { "steelblue3", 79, 148, 205 },
-     { "steelblue4", 54, 100, 139 },
-     { "tan", 210, 180, 140 },
-     { "tan1", 255, 165, 79 },
-     { "tan2", 238, 154, 73 },
-     { "tan3", 205, 133, 63 },
-     { "tan4", 139, 90, 43 },
-     { "thistle", 216, 191, 216 },
-     { "thistle1", 255, 225, 255 },
-     { "thistle2", 238, 210, 238 },
-     { "thistle3", 205, 181, 205 },
-     { "thistle4", 139, 123, 139 },
-     { "tomato", 255, 99, 71 },
-     { "tomato1", 255, 99, 71 },
-     { "tomato2", 238, 92, 66 },
-     { "tomato3", 205, 79, 57 },
-     { "tomato4", 139, 54, 38 },
-     { "turquoise", 64, 224, 208 },
-     { "turquoise1", 0, 245, 255 },
-     { "turquoise2", 0, 229, 238 },
-     { "turquoise3", 0, 197, 205 },
-     { "turquoise4", 0, 134, 139 },
-     { "violet", 238, 130, 238 },
-     { "violetRed", 208, 32, 144 },
-     { "violetred1", 255, 62, 150 },
-     { "violetred2", 238, 58, 140 },
-     { "violetred3", 205, 50, 120 },
-     { "violetred4", 139, 34, 82 },
-     { "wheat", 245, 222, 179 },
-     { "wheat1", 255, 231, 186 },
-     { "wheat2", 238, 216, 174 },
-     { "wheat3", 205, 186, 150 },
-     { "wheat4", 139, 126, 102 },
-     { "white", 255, 255, 255 },
-     { "whiteSmoke", 245, 245, 245 },
-     { "yellow", 255, 255, 0 },
-     { "yellow1", 255, 255, 0 },
-     { "yellow2", 238, 238, 0 },
-     { "yellow3", 205, 205, 0 },
-     { "yellow4", 139, 139, 0 },
-     { "yellowGreen", 154, 205, 50 }
+static const elem xColors[] = {
+    /* Colors starting with 'a' */
+    "liceBlue\0                   \360\370\377\0",
+    "ntiqueWhite\0    \213\203\170\315\300\260\356\337\314\377\357\333\372\353\327\4",
+    "quamarine\0      \105\213\164\146\315\252\166\356\306\177\377\324\177\377\324\4",
+    "zure\0           \203\213\213\301\315\315\340\356\356\360\377\377\360\377\377\4",
+    /* Colors starting with 'b' */
+    "eige\0                       \365\365\334\0",
+    "isque\0          \213\175\153\315\267\236\356\325\267\377\344\304\377\344\304\4",
+    "lack\0                       \000\000\000\0",
+    "lanchedAlmond\0              \377\353\315\0",
+    "lue\0            \000\000\213\000\000\315\000\000\356\000\000\377\000\000\377\4",
+    "lueViolet\0                  \212\053\342\0",
+    "rown\0           \213\043\043\315\063\063\356\073\073\377\100\100\245\052\052\4",
+    "urlywood\0       \213\163\125\315\252\175\356\305\221\377\323\233\336\270\207\4",
+    /* Colors starting with 'c' */
+    "adetBlue\0       \123\206\213\172\305\315\216\345\356\230\365\377\137\236\240\4",
+    "hartreuse\0      \105\213\000\146\315\000\166\356\000\177\377\000\177\377\000\4",
+    "hocolate\0       \213\105\023\315\146\035\356\166\041\377\177\044\322\151\036\4",
+    "oral\0           \213\076\057\315\133\105\356\152\120\377\162\126\377\177\120\4",
+    "ornflowerBlue\0              \144\225\355\0",
+    "ornsilk\0        \213\210\170\315\310\261\356\350\315\377\370\334\377\370\334\4",
+    "yan\0            \000\213\213\000\315\315\000\356\356\000\377\377\000\377\377\4",
+    /* Colors starting with 'd' */
+    "arkBlue\0                    \000\000\213\0",
+    "arkCyan\0                    \000\213\213\0",
+    "arkGoldenrod\0   \213\145\010\315\225\014\356\255\016\377\271\017\270\206\013\4",
+    "arkGray\0                    \251\251\251\0",
+    "arkGreen\0                   \000\144\000\0",
+    "arkGrey\0                    \251\251\251\0",
+    "arkKhaki\0                   \275\267\153\0",
+    "arkMagenta\0                 \213\000\213\0",
+    "arkOliveGreen\0  \156\213\075\242\315\132\274\356\150\312\377\160\125\153\057\4",
+    "arkOrange\0      \213\105\000\315\146\000\356\166\000\377\177\000\377\214\000\4",
+    "arkOrchid\0      \150\042\213\232\062\315\262\072\356\277\076\377\231\062\314\4",
+    "arkRed\0                     \213\000\000\0",
+    "arkSalmon\0                  \351\226\172\0",
+    "arkSeaGreen\0    \151\213\151\233\315\233\264\356\264\301\377\301\217\274\217\4",
+    "arkSlateBlue\0               \110\075\213\0",
+    "arkSlateGray\0   \122\213\213\171\315\315\215\356\356\227\377\377\057\117\117\4",
+    "arkSlateGrey\0               \057\117\117\0",
+    "arkTurquoise\0               \000\316\321\0",
+    "arkViolet\0                  \224\000\323\0",
+    "eepPink\0        \213\012\120\315\020\166\356\022\211\377\024\223\377\024\223\4",
+    "eepSkyBlue\0     \000\150\213\000\232\315\000\262\356\000\277\377\000\277\377\4",
+    "imGray\0                     \151\151\151\0",
+    "imGrey\0                     \151\151\151\0",
+    "odgerBlue\0      \020\116\213\030\164\315\034\206\356\036\220\377\036\220\377\4",
+    /* Colors starting with 'e' */
+    /* Colors starting with 'f' */
+    "irebrick\0       \213\032\032\315\046\046\356\054\054\377\060\060\262\042\042\4",
+    "loralWhite\0                 \377\372\360\0",
+    "orestGreen\0                 \042\213\042\0",
+    /* Colors starting with 'g' */
+    "ainsboro\0                   \334\334\334\0",
+    "hostWhite\0                  \370\370\377\0",
+    "old\0            \213\165\000\315\255\000\356\311\000\377\327\000\377\327\000\4",
+    "oldenrod\0       \213\151\024\315\233\035\356\264\042\377\301\045\332\245\040\4",
+    "ray\0\024\024\024\022\022\022\017\017\017\015\015\015\012\012\012"
+	    "\010\010\010\005\005\005\003\003\003\276\276\276\10",
+    "ray0\0                       \000\000\000\0",
+    "reen\0           \000\213\000\000\315\000\000\356\000\000\377\000\000\377\000\4",
+    "reenYellow\0                 \255\377\057\0",
+    "rey\0\024\024\024\022\022\022\017\017\017\015\015\015\012\012\012"
+	    "\010\010\010\005\005\005\003\003\003\276\276\276\10",
+    "rey0\0                       \000\000\000\0",
+    /* Colors starting with 'h' */
+    "oneydew\0        \203\213\203\301\315\301\340\356\340\360\377\360\360\377\360\4",
+    "otPink\0         \213\072\142\315\140\220\356\152\247\377\156\264\377\151\264\4",
+    /* Colors starting with 'i' */
+    "ndianRed\0       \213\072\072\315\125\125\356\143\143\377\152\152\315\134\134\4",
+    "vory\0           \213\213\203\315\315\301\356\356\340\377\377\360\377\377\360\4",
+    /* Colors starting with 'j' */
+    /* Colors starting with 'k' */
+    "haki\0           \213\206\116\315\306\163\356\346\205\377\366\217\360\346\214\4",
+    /* Colors starting with 'l' */
+    "avender\0                    \346\346\372\0",
+    "avenderBlush\0   \213\203\206\315\301\305\356\340\345\377\360\365\377\360\365\4",
+    "awnGreen\0                   \174\374\000\0",
+    "emonChiffon\0    \213\211\160\315\311\245\356\351\277\377\372\315\377\372\315\4",
+    "ightBlue\0       \150\203\213\232\300\315\262\337\356\277\357\377\255\330\346\4",
+    "ightCoral\0                  \360\200\200\0",
+    "ightCyan\0       \172\213\213\264\315\315\321\356\356\340\377\377\340\377\377\4",
+    "ightGoldenrod\0  \213\201\114\315\276\160\356\334\202\377\354\213\356\335\202\4",
+    "ightGoldenrodYellow\0        \372\372\322\0",
+    "ightGray\0                   \323\323\323\0",
+    "ightGreen\0                  \220\356\220\0",
+    "ightGrey\0                   \323\323\323\0",
+    "ightPink\0       \213\137\145\315\214\225\356\242\255\377\256\271\377\266\301\4",
+    "ightSalmon\0     \213\127\102\315\201\142\356\225\162\377\240\172\377\240\172\4",
+    "ightSeaGreen\0               \040\262\252\0",
+    "ightSkyBlue\0    \140\173\213\215\266\315\244\323\356\260\342\377\207\316\372\4",
+    "ightSlateBlue\0              \204\160\377\0",
+    "ightSlateGray\0              \167\210\231\0",
+    "ightSlateGrey\0              \167\210\231\0",
+    "ightSteelBlue\0  \156\173\213\242\265\315\274\322\356\312\341\377\260\304\336\4",
+    "ightYellow\0     \213\213\172\315\315\264\356\356\321\377\377\340\377\377\340\4",
+    "imeGreen\0                   \062\315\062\0",
+    "inen\0                       \372\360\346\0",
+    /* Colors starting with 'm' */
+    "agenta\0         \213\000\213\315\000\315\356\000\356\377\000\377\377\000\377\4",
+    "aroon\0          \213\034\142\315\051\220\356\060\247\377\064\263\260\060\140\4",
+    "ediumAquamarine\0            \146\315\252\0",
+    "ediumBlue\0                  \000\000\315\0",
+    "ediumOrchid\0    \172\067\213\264\122\315\321\137\356\340\146\377\272\125\323\4",
+    "ediumPurple\0    \135\107\213\211\150\315\237\171\356\253\202\377\223\160\333\4",
+    "ediumSeaGreen\0              \074\263\161\0",
+    "ediumSlateBlue\0             \173\150\356\0",
+    "ediumSpringGreen\0           \000\372\232\0",
+    "ediumTurquoise\0             \110\321\314\0",
+    "ediumVioletRed\0             \307\025\205\0",
+    "idnightBlue\0                \031\031\160\0",
+    "intCream\0                   \365\377\372\0",
+    "istyRose\0       \213\175\173\315\267\265\356\325\322\377\344\341\377\344\341\4",
+    "occasin\0                    \377\344\265\0",
+    /* Colors starting with 'n' */
+    "avajoWhite\0     \213\171\136\315\263\213\356\317\241\377\336\255\377\336\255\4",
+    "avy\0                        \000\000\200\0",
+    "avyBlue\0                    \000\000\200\0",
+    /* Colors starting with 'o' */
+    "ldLace\0                     \375\365\346\0",
+    "liveDrab\0       \151\213\042\232\315\062\263\356\072\300\377\076\153\216\043\4",
+    "range\0          \213\132\000\315\205\000\356\232\000\377\245\000\377\245\000\4",
+    "rangeRed\0       \213\045\000\315\067\000\356\100\000\377\105\000\377\105\000\4",
+    "rchid\0          \213\107\211\315\151\311\356\172\351\377\203\372\332\160\326\4",
+    /* Colors starting with 'p' */
+    "aleGoldenrod\0               \356\350\252\0",
+    "aleGreen\0       \124\213\124\174\315\174\220\356\220\232\377\232\230\373\230\4",
+    "aleTurquoise\0   \146\213\213\226\315\315\256\356\356\273\377\377\257\356\356\4",
+    "aleVioletRed\0   \213\107\135\315\150\211\356\171\237\377\202\253\333\160\223\4",
+    "apayaWhip\0                  \377\357\325\0",
+    "eachPuff\0       \213\167\145\315\257\225\356\313\255\377\332\271\377\332\271\4",
+    "eru\0                        \315\205\077\0",
+    "ink\0            \213\143\154\315\221\236\356\251\270\377\265\305\377\300\313\4",
+    "lum\0            \213\146\213\315\226\315\356\256\356\377\273\377\335\240\335\4",
+    "owderBlue\0                  \260\340\346\0",
+    "urple\0          \125\032\213\175\046\315\221\054\356\233\060\377\240\040\360\4",
+    /* Colors starting with 'q' */
+    /* Colors starting with 'r' */
+    "ed\0             \213\000\000\315\000\000\356\000\000\377\000\000\377\000\000\4",
+    "osyBrown\0       \213\151\151\315\233\233\356\264\264\377\301\301\274\217\217\4",
+    "oyalBlue\0       \047\100\213\072\137\315\103\156\356\110\166\377\101\151\341\4",
+    /* Colors starting with 's' */
+    "addleBrown\0                 \213\105\023\0",
+    "almon\0          \213\114\071\315\160\124\356\202\142\377\214\151\372\200\162\4",
+    "andyBrown\0                  \364\244\140\0",
+    "eaGreen\0        \056\213\127\103\315\200\116\356\224\124\377\237\056\213\127\4",
+    "eashell\0        \213\206\202\315\305\277\356\345\336\377\365\356\377\365\356\4",
+    "ienna\0          \213\107\046\315\150\071\356\171\102\377\202\107\240\122\055\4",
+    "kyBlue\0         \112\160\213\154\246\315\176\300\356\207\316\377\207\316\353\4",
+    "lateBlue\0       \107\074\213\151\131\315\172\147\356\203\157\377\152\132\315\4",
+    "lateGray\0       \154\173\213\237\266\315\271\323\356\306\342\377\160\200\220\4",
+    "lateGrey\0                   \160\200\220\0",
+    "now\0            \213\211\211\315\311\311\356\351\351\377\372\372\377\372\372\4",
+    "pringGreen\0     \000\213\105\000\315\146\000\356\166\000\377\177\000\377\177\4",
+    "teelBlue\0       \066\144\213\117\224\315\134\254\356\143\270\377\106\202\264\4",
+    /* Colors starting with 't' */
+    "an\0             \213\132\053\315\205\077\356\232\111\377\245\117\322\264\214\4",
+    "histle\0         \213\173\213\315\265\315\356\322\356\377\341\377\330\277\330\4",
+    "omato\0          \213\066\046\315\117\071\356\134\102\377\143\107\377\143\107\4",
+    "urquoise\0       \000\206\213\000\305\315\000\345\356\000\365\377\100\340\320\4",
+    /* Colors starting with 'u' */
+    /* Colors starting with 'v' */
+    "iolet\0                      \356\202\356\0",
+    "ioletRed\0       \213\042\122\315\062\170\356\072\214\377\076\226\320\040\220\4",
+    /* Colors starting with 'w' */
+    "heat\0           \213\176\146\315\272\226\356\330\256\377\347\272\365\336\263\4",
+    "hite\0                       \377\377\377\0",
+    "hiteSmoke\0                  \365\365\365\0",
+    /* Colors starting with 'x' */
+    /* Colors starting with 'y' */
+    "ellow\0          \213\213\000\315\315\000\356\356\000\377\377\000\377\377\000\4",
+    "ellowGreen\0                 \232\315\062\0"
 };
 
 /*
@@ -761,6 +313,10 @@ static int colorcmp(const char *spec, const char *pname) {
     return r;
 }
 
+#define RED(p) ((unsigned char)(p)[28])
+#define GREEN(p) ((unsigned char)(p)[29])
+#define BLUE(p) ((unsigned char)(p)[30])
+
 Status
 XParseColor(
     Display *display,
@@ -797,14 +353,20 @@ XParseColor(
 	    return 0;
 	}
     } else {
+	int size;
+	const elem *p;
 	/*
 	 * Perform a binary search on the sorted array of colors.
 	 * size = current size of search range
 	 * p    = pointer to current element being considered.
 	 */
-	int size = sizeof(xColors)/sizeof(xColors[0]);
-	const XColorEntry *p = &xColors[size >> 1];
-	int r = colorcmp(spec, p->name);
+	int r = (spec[0] - 'A') & 0xdf;
+	if (r > (sizeof(az)/sizeof(az[0] - 1))) {
+	    return 0;
+	}
+	size = az[r + 1] - az[r];
+	p = &xColors[(az[r + 1] + az[r]) >> 1];
+	r = colorcmp(spec + 1, *p);
 
 	while (r != 0) {
 	    if (r < 0) {
@@ -818,11 +380,11 @@ XParseColor(
 	    if (!size) {
 		return 0;
 	    }
-	    r = colorcmp(spec, p->name);
+	    r = colorcmp(spec + 1, *p);
 	}
-	colorPtr->red = ((p->red << 8) | p->red);
-	colorPtr->green = ((p->green << 8) | p->green);
-	colorPtr->blue = ((p->blue << 8) | p->blue);
+	colorPtr->red = ((RED(*p) << 8) | RED(*p));
+	colorPtr->green = ((GREEN(*p) << 8) | GREEN(*p));
+	colorPtr->blue = ((BLUE(*p) << 8) | BLUE(*p));
     }
     colorPtr->pixel = TkpGetPixel(colorPtr);
     colorPtr->flags = DoRed|DoGreen|DoBlue;
@@ -830,6 +392,38 @@ XParseColor(
     return 1;
 }
 
+
+#if 0
+int main() {
+    XColor color;
+    char buf[32];
+    int charindex;
+    int i, result;
+    int repeat = 1;
+
+    while (repeat--) {
+	buf[0] = 'a';
+	charindex = 1;
+	for (i = 0; i < sizeof(xColors)/sizeof(xColors[0]); ++i) {
+	    while (i >= az[charindex]) {
+		++charindex;
+		++(buf[0]);
+	    }
+	    strcpy(buf + 1, xColors[i]);
+	    result = XParseColor(0, 0, buf, &color);
+	    if (!result) {
+		break;
+	    }
+	    printf("color %d: %s %d %d %d %d\n", i, buf, result, color.red >> 8, color.green >> 8, color.blue >> 8);
+	}
+    }
+    if (!result) {
+	printf("NOT OK: %s\n", buf);
+    } else {
+	printf("OK\n");
+    }
+}
+#endif
 /*
  * Local Variables:
  * mode: c