]> git.lyx.org Git - lyx.git/blobdiff - src/mathed/math_hash.C
fix pullArg when pressing <Delete> at the end of an cell
[lyx.git] / src / mathed / math_hash.C
index 02f5ac52478ba5a6593897b1eddf8690351fa30e..51b70065cb0610572b518c7986b5be0848aab71d 100644 (file)
-/* C code produced by gperf version 2.5 (GNU C++ version) */
-/* Command-line: gperf -a -p -o -t -G -D keywords  */
 #include <config.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
+#include <map>
 
 #include "math_defs.h"
 #include "math_parser.h"
-//struct latexkeys { char* name; short token; int id; };
+#include "support/lstrings.h"
+#include <iostream>
 
-#define TOTAL_KEYWORDS 269
-#define MIN_WORD_LENGTH 2
-#define MAX_WORD_LENGTH 18
-#define MIN_HASH_VALUE 8
-#define MAX_HASH_VALUE 490
-/* maximum key range = 483, duplicates = 40 */
+namespace {
 
-static unsigned int
-hash (register const char *str, register int len)
+latexkeys const wordlist[] = 
 {
-  static unsigned short asso_values[] =
-    {
-     491, 491, 491, 491, 491, 491, 491, 491, 491, 491,
-     491, 491, 491, 491, 491, 491, 491, 491, 491, 491,
-     491, 491, 491, 491, 491, 491, 491, 491, 491, 491,
-     491, 491, 491, 491, 491, 491, 491, 491, 491, 491,
-     491, 491, 491, 491, 491, 491, 491, 491, 491, 491,
-     491, 491, 491, 491, 491, 491, 491, 491, 491, 491,
-     491, 491, 491, 491, 491, 491, 491, 491,  95, 491,
-     491,  45, 491,  10, 491, 491, 255, 491, 491,  65,
-      30, 491,   0,  70,  80,  70,  15, 491,  10, 491,
-     491, 491, 491, 491, 491, 491, 491,  50, 200, 140,
-     219,  35, 135, 237, 230,  69,   0,  20,  10, 180,
-     105, 247,  55, 208, 125,   0,  25,  42, 255,  75,
-       5,   0,   0, 491, 491, 491, 491, 491,
-    };
-  return len + asso_values[str[len - 1]] + asso_values[str[0]];
-}
-
-static struct latexkeys wordlist[] =
-{
-      {"",}, {"",}, {"",}, {"",}, {"",}, {"",}, {"",}, {"",}, 
-      {"setminus",  LM_TK_SYM, LM_setminus},
-      {"ldots",  LM_TK_DOTS, LM_ldots},
-      {"limits",  LM_TK_LIMIT, 1 },
-      {"stackrel",  LM_TK_STACK},
-      {"ll",  LM_TK_SYM, LM_ll},
-      {"label",  LM_TK_LABEL},
-      {"lceil",  LM_TK_SYM, LM_lceil},
-      {"sqrt",  LM_TK_SQRT},
-      {"times",  LM_TK_SYM, LM_times},
-      {"subset",  LM_TK_SYM, LM_subset},
-      {"supset",  LM_TK_SYM, LM_supset},
-      {"spadesuit",  LM_TK_SYM, LM_spadesuit},
-      {"Re",  LM_TK_SYM, LM_Re},
-      {"left",  LM_TK_LEFT},
-      {"smile",  LM_TK_SYM, LM_smile},
-      {"exists",  LM_TK_SYM, LM_exists},
-      {"Vert",  LM_TK_SYM, LM_Vert},
-      {"scriptstyle",  LM_TK_STY, LM_ST_SCRIPT},
-      {"uplus",  LM_TK_SYM, LM_uplus},
-      {"ell",  LM_TK_SYM, LM_ell},
-      {"langle",  LM_TK_SYM, LM_langle},
-      {"scriptscriptstyle",  LM_TK_STY, LM_ST_SCRIPTSCRIPT},
-      {"zeta",  LM_TK_SYM, LM_zeta},
-      {"sigma",  LM_TK_SYM, LM_sigma},
-      {"arccos",  LM_TK_FUNC},
-      {"sup",  LM_TK_FUNCLIM},
-      {"sharp",  LM_TK_SYM, LM_sharp},
-      {"sqcup",  LM_TK_SYM, LM_sqcup},
-      {"sqcap",  LM_TK_SYM, LM_sqcap},
-      {"approx",  LM_TK_SYM, LM_approx},
-      {"triangleleft",  LM_TK_SYM, LM_triangleleft},
-      {"triangleright",  LM_TK_SYM, LM_triangleright},
-      {"tilde",  LM_TK_ACCENT, LM_tilde},
-      {"lambda",  LM_TK_SYM, LM_lambda},
-      {"emptyset",  LM_TK_MACRO, LM_emptyset},
-      {"triangle",  LM_TK_SYM, LM_triangle},
-      {"textstyle",  LM_TK_STY, LM_ST_TEXT},
-      {"tau",  LM_TK_SYM, LM_tau},
-      {"limsup",  LM_TK_FUNCLIM},
-      {"partial",  LM_TK_SYM, LM_partial},
-      {"parallel",  LM_TK_SYM, LM_parallel},
-      {"infty",  LM_TK_SYM, LM_infty},
-      {"kappa",  LM_TK_SYM, LM_kappa},
-      {"xi",  LM_TK_SYM, LM_xi},
-      {"leftharpoonup",  LM_TK_SYM, LM_leftharpoonup},
-      {"theta",  LM_TK_SYM, LM_theta},
-      {"Xi",  LM_TK_SYM, LM_Xi},
-      {"searrow",  LM_TK_SYM, LM_searrow},
-      {"swarrow",  LM_TK_SYM, LM_swarrow},
-      {"top",  LM_TK_SYM, LM_top},
-      {"Rightarrow",  LM_TK_SYM, LM_Rightarrow},
-      {"underline",  LM_TK_WIDE, LM_underline},
-      {"underbrace",  LM_TK_WIDE, LM_underbrace},
-      {"eta",  LM_TK_SYM, LM_eta},
-      {"acute",  LM_TK_ACCENT, LM_acute},
-      {"angle",  LM_TK_SYM, LM_angle},
-      {"exp",  LM_TK_FUNC},
-      {"leftarrow",  LM_TK_SYM, LM_leftarrow},
-      {"prime",  LM_TK_SYM, LM_prime},
-      {"int",  LM_TK_BIGSYM, LM_int},
-      {"longleftarrow",  LM_TK_SYM, LM_longleftarrow},
-      {"leftrightarrow",  LM_TK_SYM, LM_leftrightarrow},
-      {"longrightarrow",  LM_TK_SYM, LM_longrightarrow},
-      {"Gamma",  LM_TK_SYM, LM_Gamma},
-      {"Pi",  LM_TK_SYM, LM_Pi},
-      {"Phi",  LM_TK_SYM, LM_Phi},
-      {"Psi",  LM_TK_SYM, LM_Psi},
-      {"longleftrightarrow",  LM_TK_SYM, LM_longleftrightarrow},
-      {"alpha",  LM_TK_SYM, LM_alpha},
-      {"widehat",  LM_TK_WIDE, LM_widehat},
-      {"sin",  LM_TK_FUNC},
-      {"asymp",  LM_TK_SYM, LM_asymp},
-      {"nolimits",  LM_TK_LIMIT, 0 },
-      {"perp",  LM_TK_MACRO, LM_perp},
-      {"wedge",  LM_TK_SYM, LM_wedge},
-      {"ln",  LM_TK_FUNC},
-      {"widetilde",  LM_TK_WIDE, LM_widetilde},
-      {"Omega",  LM_TK_SYM, LM_Omega},
-      {"natural",  LM_TK_SYM, LM_natural},
-      {"iota",  LM_TK_SYM, LM_iota},
-      {"uparrow",  LM_TK_SYM, LM_uparrow},
-      {"Sigma",  LM_TK_SYM, LM_Sigma},
-      {"pi",  LM_TK_SYM, LM_pi},
-      {"phi",  LM_TK_SYM, LM_phi},
-      {"psi",  LM_TK_SYM, LM_psi},
-      {"updownarrow",  LM_TK_SYM, LM_updownarrow},
-      {"star",  LM_TK_SYM, LM_star},
-      {"leftharpoondown",  LM_TK_SYM, LM_leftharpoondown},
-      {"wp",  LM_TK_SYM, LM_wp},
-      {"not",  LM_TK_ACCENT, LM_not},
-      {"tan",  LM_TK_FUNC},
-      {"Theta",  LM_TK_SYM, LM_Theta},
-      {"rceil",  LM_TK_SYM, LM_rceil},
-      {"lfloor",  LM_TK_SYM, LM_lfloor},
-      {"rightleftharpoons",  LM_TK_SYM, LM_rightleftharpoons},
-      {"cos",  LM_TK_FUNC},
-      {"sec",  LM_TK_FUNC},
-      {"succ",  LM_TK_SYM, LM_succ},
-      {"cdots",  LM_TK_DOTS, LM_cdots},
-      {"epsilon",  LM_TK_SYM, LM_epsilon},
-      {"ker",  LM_TK_FUNC},
-      {"nu",  LM_TK_SYM, LM_nu},
-      {"Delta",  LM_TK_SYM, LM_Delta},
-      {"forall",  LM_TK_SYM, LM_forall},
-      {"liminf",  LM_TK_FUNCLIM},
-      {"Uparrow",  LM_TK_SYM, LM_Uparrow},
-      {"upsilon",  LM_TK_SYM, LM_upsilon},
-      {"right",  LM_TK_RIGHT},
-      {"Updownarrow",  LM_TK_SYM, LM_Updownarrow},
-      {"Pr",  LM_TK_FUNCLIM},
-      {"nabla",  LM_TK_SYM, LM_nabla},
-      {"arcsin",  LM_TK_FUNC},
-      {"arctan",  LM_TK_FUNC},
-      {"flat",  LM_TK_SYM, LM_flat},
-      {"check",  LM_TK_ACCENT, LM_check},
-      {"rangle",  LM_TK_SYM, LM_rangle},
-      {"cot",  LM_TK_FUNC},
-      {"cdot",  LM_TK_SYM, LM_cdot},
-      {"clubsuit",  LM_TK_SYM, LM_clubsuit},
-      {"in",  LM_TK_SYM, LM_in},
-      {"ni",  LM_TK_SYM, LM_ni},
-      {"Downarrow",  LM_TK_SYM, LM_Downarrow},
-      {"Upsilon",  LM_TK_SYM, LM_Upsilon},
-      {"sim",  LM_TK_SYM, LM_sim},
-      {"sum",  LM_TK_BIGSYM, LM_sum},
-      {"models",  LM_TK_SYM, LM_models},
-      {"nearrow",  LM_TK_SYM, LM_nearrow},
-      {"nwarrow",  LM_TK_SYM, LM_nwarrow},
-      {"max",  LM_TK_FUNCLIM},
-      {"Im",  LM_TK_SYM, LM_Im},
-      {"lim",  LM_TK_FUNCLIM},
-      {"rightharpoonup",  LM_TK_SYM, LM_rightharpoonup},
-      {"mathcal",  LM_TK_FONT, LM_TC_CAL},
-      {"cap",  LM_TK_SYM, LM_cap},
-      {"cup",  LM_TK_SYM, LM_cup},
-      {"prec",  LM_TK_SYM, LM_prec},
-      {"mathnormal",  LM_TK_FONT, LM_TC_NORMAL},
-      {"wr",  LM_TK_SYM, LM_wr},
-      {"inf",  LM_TK_FUNCLIM},
-      {"bigoplus",  LM_TK_BIGSYM, LM_oplus},
-      {"biguplus",  LM_TK_BIGSYM, LM_biguplus},
-      {"bigotimes",  LM_TK_BIGSYM, LM_otimes},
-      {"rightarrow",  LM_TK_SYM, LM_rightarrow},
-      {"mathit",  LM_TK_FONT, LM_TC_IT},
-      {"textrm",  LM_TK_FONT, LM_TC_TEXTRM},
-      {"mathtt",  LM_TK_FONT, LM_TC_TT},
-      {"chi",  LM_TK_SYM, LM_chi},
-      {"simeq",  LM_TK_SYM, LM_simeq},
-      {"succeq",  LM_TK_SYM, LM_succeq},
-      {"notin",  LM_TK_MACRO, LM_notin},
-      {"subseteq",  LM_TK_SYM, LM_subseteq},
-      {"supseteq",  LM_TK_SYM, LM_supseteq},
-      {"sqsubseteq",  LM_TK_SYM, LM_sqsubseteq},
-      {"sqsupseteq",  LM_TK_SYM, LM_sqsupseteq},
-      {"leq",  LM_TK_SYM, LM_leq},
-      {"surd",  LM_TK_SYM, LM_surd},
-      {"ddots",  LM_TK_DOTS, LM_ddots},
-      {"mu",  LM_TK_SYM, LM_mu},
-      {"bot",  LM_TK_SYM, LM_bot},
-      {"bullet",  LM_TK_SYM, LM_bullet},
-      {"bigodot",  LM_TK_BIGSYM, LM_bigodot},
-      {"sinh",  LM_TK_FUNC},
-      {"jmath",  LM_TK_SYM, LM_jmath},
-      {"mp",  LM_TK_SYM, LM_mp},
-      {"pm",  LM_TK_SYM, LM_pm},
-      {"nonumber",  LM_TK_NONUM},
-      {"breve",  LM_TK_ACCENT, LM_breve},
-      {"bigvee",  LM_TK_BIGSYM, LM_vee},
-      {"bowtie",  LM_TK_SYM, LM_bowtie},
-      {"bigwedge",  LM_TK_BIGSYM, LM_wedge},
-      {"frown",  LM_TK_SYM, LM_frown},
-      {"rightharpoondown",  LM_TK_SYM, LM_rightharpoondown},
-      {"det",  LM_TK_FUNCLIM},
-      {"dot",  LM_TK_ACCENT, LM_dot},
-      {"ddot",  LM_TK_ACCENT, LM_ddot},
-      {"lg",  LM_TK_FUNC},
-      {"log",  LM_TK_FUNC},
-      {"oplus",  LM_TK_SYM, LM_oplus},
-      {"ominus",  LM_TK_SYM, LM_ominus},
-      {"otimes",  LM_TK_SYM, LM_otimes},
-      {"beta",  LM_TK_SYM, LM_beta},
-      {"diamondsuit",  LM_TK_SYM, LM_diamondsuit},
-      {"rfloor",  LM_TK_SYM, LM_rfloor},
-      {"end",  LM_TK_END},
-      {"hat",  LM_TK_ACCENT, LM_hat},
-      {"tanh",  LM_TK_FUNC},
-      {"vdots",  LM_TK_DOTS, LM_vdots},
-      {"bigcap",  LM_TK_BIGSYM, LM_cap},
-      {"bigcup",  LM_TK_BIGSYM, LM_cup},
-      {"bigsqcup",  LM_TK_BIGSYM, LM_bigsqcup},
-      {"heartsuit",  LM_TK_SYM, LM_heartsuit},
-      {"displaystyle",  LM_TK_STY, LM_ST_DISPLAY},
-      {"longmapsto",  LM_TK_SYM, LM_longmapsto},
-      {"bigtriangleup",  LM_TK_SYM, LM_bigtriangleup},
-      {"preceq",  LM_TK_SYM, LM_preceq},
-      {"delta",  LM_TK_SYM, LM_delta},
-      {"odot",  LM_TK_SYM, LM_odot},
-      {"oint",  LM_TK_BIGSYM, LM_oint},
-      {"grave",  LM_TK_ACCENT, LM_grave},
-      {"pmod",  LM_TK_PMOD},
-      {"prod",  LM_TK_BIGSYM, LM_prod},
-      {"frac",  LM_TK_FRAC},
-      {"csc",  LM_TK_FUNC},
-      {"circ",  LM_TK_SYM, LM_circ},
-      {"aleph",  LM_TK_SYM, LM_aleph},
-      {"min",  LM_TK_FUNCLIM},
-      {"overline",  LM_TK_WIDE, LM_overline},
-      {"arg",  LM_TK_FUNC},
-      {"overbrace",  LM_TK_WIDE, LM_overbrace},
-      {"amalg",  LM_TK_SYM, LM_amalg},
-      {"gamma",  LM_TK_SYM, LM_gamma},
-      {"vee",  LM_TK_SYM, LM_vee},
-      {"equiv",  LM_TK_SYM, LM_equiv},
-      {"omega",  LM_TK_SYM, LM_omega},
-      {"downarrow",  LM_TK_SYM, LM_downarrow},
-      {"imath",  LM_TK_SYM, LM_imath},
-      {"propto",  LM_TK_SYM, LM_propto},
-      {"begin",  LM_TK_BEGIN},
-      {"Lambda",  LM_TK_SYM, LM_Lambda},
-      {"varsigma",  LM_TK_SYM, LM_varsigma},
-      {"vartheta",  LM_TK_SYM, LM_vartheta},
-      {"neq",  LM_TK_SYM, LM_neq},
-      {"hookleftarrow",  LM_TK_SYM, LM_hookleftarrow},
-      {"hookrightarrow",  LM_TK_SYM, LM_hookrightarrow},
-      {"bigtriangledown",  LM_TK_SYM, LM_bigtriangledown},
-      {"mathbf",  LM_TK_FONT, LM_TC_BF},
-      {"mathsf",  LM_TK_FONT, LM_TC_SF},
-      {"bar",  LM_TK_ACCENT, LM_bar},
-      {"varpi",  LM_TK_SYM, LM_varpi},
-      {"varphi",  LM_TK_SYM, LM_varphi},
-      {"newcommand",  LM_TK_NEWCOMMAND },
-      {"overleftarrow",  LM_TK_WIDE, LM_overleftarrow},
-      {"overrightarrow",  LM_TK_WIDE, LM_overightarrow},
-      {"Leftarrow",  LM_TK_SYM, LM_Leftarrow},
-      {"Longleftarrow",  LM_TK_SYM, LM_Longleftarrow},
-      {"Leftrightarrow",  LM_TK_SYM, LM_Leftrightarrow},
-      {"Longrightarrow",  LM_TK_SYM, LM_Longrightarrow},
-      {"neg",  LM_TK_SYM, LM_neg},
-      {"bigcirc",  LM_TK_SYM, LM_bigcirc},
-      {"Longleftrightarrow",  LM_TK_SYM, LM_Longleftrightarrow},
-      {"dagger",  LM_TK_SYM, LM_dagger},
-      {"ddagger",  LM_TK_SYM, LM_ddagger},
-      {"hbar",  LM_TK_SYM, LM_hbar},
-      {"coprod",  LM_TK_BIGSYM, LM_coprod},
-      {"mathrm",  LM_TK_FONT, LM_TC_RM},
-      {"varepsilon",  LM_TK_SYM, LM_varepsilon},
-      {"cosh",  LM_TK_FUNC},
-      {"coth",  LM_TK_FUNC},
-      {"rho",  LM_TK_SYM, LM_rho},
-      {"cong",  LM_TK_SYM, LM_cong},
-      {"vec",  LM_TK_ACCENT, LM_vec},
-      {"dim",  LM_TK_FUNC},
-      {"mid",  LM_TK_SYM, LM_mid},
-      {"hom",  LM_TK_FUNC},
-      {"bmod",  LM_TK_FUNC},
-      {"quad",  LM_TK_SPACE, LM_quad},
-      {"doteq",  LM_TK_SYM, LM_doteq},
-      {"qquad",  LM_TK_SPACE, LM_qquad},
-      {"mapsto",  LM_TK_SYM, LM_mapsto},
-      {"backslash",  LM_TK_SYM, LM_backslash},
-      {"diamond",  LM_TK_SYM, LM_diamond},
-      {"geq",  LM_TK_SYM, LM_geq},
-      {"deg",  LM_TK_FUNC},
-      {"gcd",  LM_TK_FUNCLIM},
-      {"gg",  LM_TK_SYM, LM_gg},
-      {"div",  LM_TK_SYM, LM_div},
-      {"dashv",  LM_TK_SYM, LM_dashv},
-      {"oslash",  LM_TK_SYM, LM_oslash},
-      {"vdash",  LM_TK_SYM, LM_vdash},
+       {"setminus",  LM_TK_SYM, LM_setminus},
+       {"ldots",  LM_TK_DOTS, LM_ldots},
+       {"limits",  LM_TK_LIMIT, 1 },
+       {"stackrel",  LM_TK_STACK, 0},
+       {"ll",  LM_TK_SYM, LM_ll},
+       {"label",  LM_TK_LABEL, 0},
+       {"lceil",  LM_TK_SYM, LM_lceil},
+       {"sqrt",  LM_TK_SQRT, 0},
+       {"times",  LM_TK_SYM, LM_times},
+       {"subset",  LM_TK_SYM, LM_subset},
+       {"supset",  LM_TK_SYM, LM_supset},
+       {"spadesuit",  LM_TK_SYM, LM_spadesuit},
+       {"Re",  LM_TK_SYM, LM_Re},
+       {"left",  LM_TK_LEFT, 0},
+       {"smile",  LM_TK_SYM, LM_smile},
+       {"exists",  LM_TK_SYM, LM_exists},
+       {"Vert",  LM_TK_SYM, LM_Vert},
+       //{"scriptstyle",  LM_TK_STY, LM_ST_SCRIPT},
+       {"uplus",  LM_TK_SYM, LM_uplus},
+       {"ell",  LM_TK_SYM, LM_ell},
+       {"langle",  LM_TK_SYM, LM_langle},
+       //{"scriptscriptstyle",  LM_TK_STY, LM_ST_SCRIPTSCRIPT},
+       {"zeta",  LM_TK_SYM, LM_zeta},
+       {"sigma",  LM_TK_SYM, LM_sigma},
+       {"arccos",  LM_TK_FUNC, 0},
+       {"sup",  LM_TK_FUNCLIM, 0},
+       {"sharp",  LM_TK_SYM, LM_sharp},
+       {"sqcup",  LM_TK_SYM, LM_sqcup},
+       {"sqcap",  LM_TK_SYM, LM_sqcap},
+       {"approx",  LM_TK_SYM, LM_approx},
+       {"triangleleft",  LM_TK_SYM, LM_triangleleft},
+       {"triangleright",  LM_TK_SYM, LM_triangleright},
+       {"tilde",  LM_TK_DECORATION, LM_tilde},
+       {"lambda",  LM_TK_SYM, LM_lambda},
+       {"emptyset",  LM_TK_MACRO, LM_emptyset},
+       {"triangle",  LM_TK_SYM, LM_triangle},
+       //{"textstyle",  LM_TK_STY, LM_ST_TEXT},
+       {"tau",  LM_TK_SYM, LM_tau},
+       {"limsup",  LM_TK_FUNCLIM, 0},
+       {"partial",  LM_TK_SYM, LM_partial},
+       {"parallel",  LM_TK_SYM, LM_parallel},
+       {"infty",  LM_TK_SYM, LM_infty},
+       {"kappa",  LM_TK_SYM, LM_kappa},
+       {"xi",  LM_TK_SYM, LM_xi},
+       {"leftharpoonup",  LM_TK_SYM, LM_leftharpoonup},
+       {"theta",  LM_TK_SYM, LM_theta},
+       {"Xi",  LM_TK_SYM, LM_Xi},
+       {"searrow",  LM_TK_SYM, LM_searrow},
+       {"swarrow",  LM_TK_SYM, LM_swarrow},
+       {"top",  LM_TK_SYM, LM_top},
+       {"Rightarrow",  LM_TK_SYM, LM_Rightarrow},
+       {"underline",  LM_TK_DECORATION, LM_underline},
+       {"underbrace",  LM_TK_DECORATION, LM_underbrace},
+       {"eta",  LM_TK_SYM, LM_eta},
+       {"acute",  LM_TK_DECORATION, LM_acute},
+       {"angle",  LM_TK_SYM, LM_angle},
+       {"exp",  LM_TK_FUNC, 0},
+       {"leftarrow",  LM_TK_SYM, LM_leftarrow},
+       {"prime",  LM_TK_SYM, LM_prime},
+       {"int",  LM_TK_BIGSYM, LM_int},
+       {"longleftarrow",  LM_TK_SYM, LM_longleftarrow},
+       {"leftrightarrow",  LM_TK_SYM, LM_leftrightarrow},
+       {"longrightarrow",  LM_TK_SYM, LM_longrightarrow},
+       {"Gamma",  LM_TK_SYM, LM_Gamma},
+       {"Pi",  LM_TK_SYM, LM_Pi},
+       {"Phi",  LM_TK_SYM, LM_Phi},
+       {"Psi",  LM_TK_SYM, LM_Psi},
+       {"longleftrightarrow",  LM_TK_SYM, LM_longleftrightarrow},
+       {"alpha",  LM_TK_SYM, LM_alpha},
+       {"widehat",  LM_TK_DECORATION, LM_widehat},
+       {"sin",  LM_TK_FUNC, 0},
+       {"asymp",  LM_TK_SYM, LM_asymp},
+       {"nolimits",  LM_TK_LIMIT, 0 },
+       {"perp",  LM_TK_MACRO, LM_perp},
+       {"wedge",  LM_TK_SYM, LM_wedge},
+       {"ln",  LM_TK_FUNC, 0},
+       {"widetilde",  LM_TK_DECORATION, LM_widetilde},
+       {"Omega",  LM_TK_SYM, LM_Omega},
+       {"natural",  LM_TK_SYM, LM_natural},
+       {"iota",  LM_TK_SYM, LM_iota},
+       {"uparrow",  LM_TK_SYM, LM_uparrow},
+       {"Sigma",  LM_TK_SYM, LM_Sigma},
+       {"pi",  LM_TK_SYM, LM_pi},
+       {"phi",  LM_TK_SYM, LM_phi},
+       {"psi",  LM_TK_SYM, LM_psi},
+       {"updownarrow",  LM_TK_SYM, LM_updownarrow},
+       {"star",  LM_TK_SYM, LM_star},
+       {"leftharpoondown",  LM_TK_SYM, LM_leftharpoondown},
+       {"wp",  LM_TK_SYM, LM_wp},
+       {"not",  LM_TK_DECORATION, LM_not},
+       {"tan",  LM_TK_FUNC, 0},
+       {"Theta",  LM_TK_SYM, LM_Theta},
+       {"rceil",  LM_TK_SYM, LM_rceil},
+       {"lfloor",  LM_TK_SYM, LM_lfloor},
+       {"rightleftharpoons",  LM_TK_SYM, LM_rightleftharpoons},
+       {"cos",  LM_TK_FUNC, 0},
+       {"sec",  LM_TK_FUNC, 0},
+       {"succ",  LM_TK_SYM, LM_succ},
+       {"cdots",  LM_TK_DOTS, LM_cdots},
+       {"epsilon",  LM_TK_SYM, LM_epsilon},
+       {"ker",  LM_TK_FUNC, 0},
+       {"nu",  LM_TK_SYM, LM_nu},
+       {"Delta",  LM_TK_SYM, LM_Delta},
+       {"forall",  LM_TK_SYM, LM_forall},
+       {"liminf",  LM_TK_FUNCLIM, 0},
+       {"Uparrow",  LM_TK_SYM, LM_Uparrow},
+       {"upsilon",  LM_TK_SYM, LM_upsilon},
+       {"right",  LM_TK_RIGHT, 0},
+       {"Updownarrow",  LM_TK_SYM, LM_Updownarrow},
+       {"Pr",  LM_TK_FUNCLIM, 0},
+       {"nabla",  LM_TK_SYM, LM_nabla},
+       {"arcsin",  LM_TK_FUNC, 0},
+       {"arctan",  LM_TK_FUNC, 0},
+       {"flat",  LM_TK_SYM, LM_flat},
+       {"check",  LM_TK_DECORATION, LM_check},
+       {"rangle",  LM_TK_SYM, LM_rangle},
+       {"cot",  LM_TK_FUNC, 0},
+       {"cdot",  LM_TK_SYM, LM_cdot},
+       {"clubsuit",  LM_TK_SYM, LM_clubsuit},
+       {"in",  LM_TK_SYM, LM_in},
+       {"ni",  LM_TK_SYM, LM_ni},
+       {"Downarrow",  LM_TK_SYM, LM_Downarrow},
+       {"Upsilon",  LM_TK_SYM, LM_Upsilon},
+       {"sim",  LM_TK_SYM, LM_sim},
+       {"sum",  LM_TK_BIGSYM, LM_sum},
+       {"models",  LM_TK_SYM, LM_models},
+       {"nearrow",  LM_TK_SYM, LM_nearrow},
+       {"nwarrow",  LM_TK_SYM, LM_nwarrow},
+       {"max",  LM_TK_FUNCLIM, 0},
+       {"Im",  LM_TK_SYM, LM_Im},
+       {"lim",  LM_TK_FUNCLIM, 0},
+       {"rightharpoonup",  LM_TK_SYM, LM_rightharpoonup},
+       {"mathcal",  LM_TK_FONT, LM_TC_CAL},
+       {"cap",  LM_TK_SYM, LM_cap},
+       {"cup",  LM_TK_SYM, LM_cup},
+       {"prec",  LM_TK_SYM, LM_prec},
+       {"mathnormal",  LM_TK_FONT, LM_TC_VAR},
+       {"wr",  LM_TK_SYM, LM_wr},
+       {"inf",  LM_TK_FUNCLIM, 0},
+       {"bigoplus",  LM_TK_BIGSYM, LM_oplus},
+       {"biguplus",  LM_TK_BIGSYM, LM_biguplus},
+       {"bigotimes",  LM_TK_BIGSYM, LM_otimes},
+       {"rightarrow",  LM_TK_SYM, LM_rightarrow},
+       {"mathit",  LM_TK_FONT, LM_TC_IT},
+       {"textrm",  LM_TK_FONT, LM_TC_TEXTRM},
+       {"mathtt",  LM_TK_FONT, LM_TC_TT},
+       {"chi",  LM_TK_SYM, LM_chi},
+       {"simeq",  LM_TK_SYM, LM_simeq},
+       {"succeq",  LM_TK_SYM, LM_succeq},
+       {"notin",  LM_TK_MACRO, LM_notin},
+       {"subseteq",  LM_TK_SYM, LM_subseteq},
+       {"supseteq",  LM_TK_SYM, LM_supseteq},
+       {"sqsubseteq",  LM_TK_SYM, LM_sqsubseteq},
+       {"sqsupseteq",  LM_TK_SYM, LM_sqsupseteq},
+       {"leq",  LM_TK_SYM, LM_leq},
+       {"surd",  LM_TK_SYM, LM_surd},
+       {"ddots",  LM_TK_DOTS, LM_ddots},
+       {"mu",  LM_TK_SYM, LM_mu},
+       {"bot",  LM_TK_SYM, LM_bot},
+       {"bullet",  LM_TK_SYM, LM_bullet},
+       {"bigodot",  LM_TK_BIGSYM, LM_bigodot},
+       {"sinh",  LM_TK_FUNC, 0},
+       {"jmath",  LM_TK_SYM, LM_jmath},
+       {"mp",  LM_TK_SYM, LM_mp},
+       {"pm",  LM_TK_SYM, LM_pm},
+       {"nonumber",  LM_TK_NONUM, 0},
+       {"breve",  LM_TK_DECORATION, LM_breve},
+       {"bigvee",  LM_TK_BIGSYM, LM_vee},
+       {"bowtie",  LM_TK_SYM, LM_bowtie},
+       {"bigwedge",  LM_TK_BIGSYM, LM_wedge},
+       {"frown",  LM_TK_SYM, LM_frown},
+       {"rightharpoondown",  LM_TK_SYM, LM_rightharpoondown},
+       {"det",  LM_TK_FUNCLIM, 0},
+       {"dot",  LM_TK_DECORATION, LM_dot},
+       {"ddot",  LM_TK_DECORATION, LM_ddot},
+       {"lg",  LM_TK_FUNC, 0},
+       {"log",  LM_TK_FUNC, 0},
+       {"oplus",  LM_TK_SYM, LM_oplus},
+       {"ominus",  LM_TK_SYM, LM_ominus},
+       {"otimes",  LM_TK_SYM, LM_otimes},
+       {"beta",  LM_TK_SYM, LM_beta},
+       {"diamondsuit",  LM_TK_SYM, LM_diamondsuit},
+       {"rfloor",  LM_TK_SYM, LM_rfloor},
+       {"end",  LM_TK_END, 0},
+       {"hat",  LM_TK_DECORATION, LM_hat},
+       {"tanh",  LM_TK_FUNC, 0},
+       {"vdots",  LM_TK_DOTS, LM_vdots},
+       {"bigcap",  LM_TK_BIGSYM, LM_cap},
+       {"bigcup",  LM_TK_BIGSYM, LM_cup},
+       {"bigsqcup",  LM_TK_BIGSYM, LM_bigsqcup},
+       {"heartsuit",  LM_TK_SYM, LM_heartsuit},
+       //{"displaystyle",  LM_TK_STY, LM_ST_DISPLAY},
+       {"longmapsto",  LM_TK_SYM, LM_longmapsto},
+       {"bigtriangleup",  LM_TK_SYM, LM_bigtriangleup},
+       {"preceq",  LM_TK_SYM, LM_preceq},
+       {"delta",  LM_TK_SYM, LM_delta},
+       {"odot",  LM_TK_SYM, LM_odot},
+       {"oint",  LM_TK_BIGSYM, LM_oint},
+       {"grave",  LM_TK_DECORATION, LM_grave},
+       {"pmod",  LM_TK_PMOD, 0},
+       {"prod",  LM_TK_BIGSYM, LM_prod},
+       {"frac",  LM_TK_FRAC, 0},
+       {"csc",  LM_TK_FUNC, 0},
+       {"circ",  LM_TK_SYM, LM_circ},
+       {"aleph",  LM_TK_SYM, LM_aleph},
+       {"min",  LM_TK_FUNCLIM, 0},
+       {"overline",  LM_TK_DECORATION, LM_overline},
+       {"arg",  LM_TK_FUNC, 0},
+       {"overbrace",  LM_TK_DECORATION, LM_overbrace},
+       {"amalg",  LM_TK_SYM, LM_amalg},
+       {"gamma",  LM_TK_SYM, LM_gamma},
+       {"vee",  LM_TK_SYM, LM_vee},
+       {"equiv",  LM_TK_SYM, LM_equiv},
+       {"omega",  LM_TK_SYM, LM_omega},
+       {"downarrow",  LM_TK_SYM, LM_downarrow},
+       {"imath",  LM_TK_SYM, LM_imath},
+       {"propto",  LM_TK_SYM, LM_propto},
+       {"begin",  LM_TK_BEGIN, 0},
+       {"Lambda",  LM_TK_SYM, LM_Lambda},
+       {"varsigma",  LM_TK_SYM, LM_varsigma},
+       {"vartheta",  LM_TK_SYM, LM_vartheta},
+       {"neq",  LM_TK_SYM, LM_neq},
+       {"hookleftarrow",  LM_TK_SYM, LM_hookleftarrow},
+       {"hookrightarrow",  LM_TK_SYM, LM_hookrightarrow},
+       {"bigtriangledown",  LM_TK_SYM, LM_bigtriangledown},
+       {"mathbf",  LM_TK_FONT, LM_TC_BF},
+       {"mathsf",  LM_TK_FONT, LM_TC_SF},
+       {"bar",  LM_TK_DECORATION, LM_bar},
+       {"varpi",  LM_TK_SYM, LM_varpi},
+       {"varphi",  LM_TK_SYM, LM_varphi},
+       {"newcommand",  LM_TK_NEWCOMMAND, 0 },
+       {"overleftarrow",  LM_TK_DECORATION, LM_overleftarrow},
+       {"overrightarrow",  LM_TK_DECORATION, LM_overightarrow},
+       {"Leftarrow",  LM_TK_SYM, LM_Leftarrow},
+       {"Longleftarrow",  LM_TK_SYM, LM_Longleftarrow},
+       {"Leftrightarrow",  LM_TK_SYM, LM_Leftrightarrow},
+       {"Longrightarrow",  LM_TK_SYM, LM_Longrightarrow},
+       {"neg",  LM_TK_SYM, LM_neg},
+       {"bigcirc",  LM_TK_SYM, LM_bigcirc},
+       {"Longleftrightarrow",  LM_TK_SYM, LM_Longleftrightarrow},
+       {"dagger",  LM_TK_SYM, LM_dagger},
+       {"ddagger",  LM_TK_SYM, LM_ddagger},
+       {"hbar",  LM_TK_SYM, LM_hbar},
+       {"coprod",  LM_TK_BIGSYM, LM_coprod},
+       {"mathrm",  LM_TK_FONT, LM_TC_RM},
+       {"varepsilon",  LM_TK_SYM, LM_varepsilon},
+       {"cosh",  LM_TK_FUNC, 0},
+       {"coth",  LM_TK_FUNC, 0},
+       {"rho",  LM_TK_SYM, LM_rho},
+       {"cong",  LM_TK_SYM, LM_cong},
+       {"vec",  LM_TK_DECORATION, LM_vec},
+       {"dim",  LM_TK_FUNC, 0},
+       {"mid",  LM_TK_SYM, LM_mid},
+       {"hom",  LM_TK_FUNC, 0},
+       {"bmod",  LM_TK_FUNC, 0},
+       {"quad",  LM_TK_SPACE, LM_quad},
+       {"doteq",  LM_TK_SYM, LM_doteq},
+       {"qquad",  LM_TK_SPACE, LM_qquad},
+       {"mapsto",  LM_TK_SYM, LM_mapsto},
+       {"backslash",  LM_TK_SYM, LM_backslash},
+       {"diamond",  LM_TK_SYM, LM_diamond},
+       {"geq",  LM_TK_SYM, LM_geq},
+       {"deg",  LM_TK_FUNC, 0},
+       {"gcd",  LM_TK_FUNCLIM, 0},
+       {"gg",  LM_TK_SYM, LM_gg},
+       {"div",  LM_TK_SYM, LM_div},
+       {"dashv",  LM_TK_SYM, LM_dashv},
+       {"oslash",  LM_TK_SYM, LM_oslash},
+       {"vdash",  LM_TK_SYM, LM_vdash},
 };
 
-static short lookup[] =
-{
-        -1,  -1,  -1,  -1,  -1,  -1,  -1,  -1,   8,  -1,  -1,  -1,  -1,  -1,
-        -1,   9,  10,  -1,  11,  -1,  -1,  -1,  12,  -1,  -1, 491, -13,  -2,
-        -1,  15,  16, 491, -17,  -2,  19,  -1,  -1,  20,  -1,  21,  22,  23,
-        -1,  -1,  24,  -1,  25,  26,  27,  -1,  -1,  28,  29,  -1,  30,  31,
-        32,  -1,  33,  -1, 635,  37,  38,  39,  -1,  40,  41,  -1, 617,  44,
-        45,  46,  47,  48,  49,  50,  51,  -1,  52,  -1,  53,  54, 588,  57,
-        -1,  58,  59,  60,  61,  -1, 491, -62,  -2,  64,  65,  66,  -1,  67,
-        68, 565,  71,  72, 499,  75,  -1,  76,  -1,  77,  78,  -1,  79, -73,
-        -2,  80,  81,  82,  -1,  83,  -1,  84,  85,  -1,  86,  87,  88,  89,
-        90, 501,  93,  94,  95,  -1,  96, 493,  -1,  99, -97,  -2, -91,  -2,
-       100, 101, 102, 517, 105, 106,  -1, 107, 108, 109, 110, 497, 113,  -1,
-       114, 115, 116, 117,-111,  -2, 118, 491,-119,  -2, 121, 122, 123,  -1,
-       124, 125,-103,  -2,  -1, 126, -69,  -2, 491,-127,  -2, 129, -55,  -2,
-       130, 491,-131,  -2, 133, 492, 136,-134,  -2,  -1, 137, 138, 139, -42,
-        -2, 140, 495, 143, 144,  -1, 145,-141,  -2, -34,  -3, 146, 613, 149,
-       150, 605, 154, 155, 156, 157, 503,  -1, 491,-160,  -2, 162,  -1, 163,
-       491,-164,  -2,  -1, 166,-158,  -2, 167, 168,  -1, 169, 170,  -1, 577,
-       173,  -1, 174, 554,  -1, 177,  -1, 178, 179, 543, 182, 183, 184,  -1,
-       185, 509, 188, 189, 190, 191, 192, 193, 194, 499,  -1, 197, 198,  -1,
-       199, 200, 201, 202,-195,  -2,-186,  -2, 203,  -1, 500, 206, 492, 209,
-      -207,  -2,  -1, 210, 211, 212,-204,  -2, 213,  -1, 498, 216, 494, 219,
-        -1, 220,-217,  -2,-214,  -2,-180,  -2, 221, 222, 223,-175,  -2,  -1,
-       224,  -1, 225, 226,  -1, 491,-227,  -2, 229,  -1, 230, 231, 232, 491,
-      -233,  -2,-171,  -2,-151,  -3, 235, 236, 237,-147,  -2,  -1, 238, 239,
-       240,  -1,  -1, 241,  -1,  -1,  -1, 242, 498, 245,  -1, 246, 247,  -1,
-       248, 249,-243,  -2,  -1,  -1,  -1,  -1,  -1, 250,  -1,  -1,  -1,  -1,
-        -1, 251, 252,  -1,  -1,  -1, 253,  -1,  -1,  -1, 492, 256,-254,  -2,
-        -1,  -1,  -1, 257,  -1,  -1,  -1,  -1,  -1,  -1,  -1,  -1,  -1,  -1,
-        -1,  -1,  -1,  -1,  -1,  -1, 258,  -1,  -1,  -1, 491,-259,  -2,  -1,
-        -1,  -1,  -1,  -1,  -1,  -1,  -1, 261,  -1,  -1,  -1,  -1,  -1,  -1,
-        -1,  -1,  -1, 262,  -1,  -1,  -1,  -1,  -1,  -1,  -1, 263, 492, 266,
-      -264,  -2,  -1,  -1,  -1, 267,  -1,  -1,  -1,  -1,  -1, 268,  -1,  -1,
-       269,  -1,  -1,  -1,  -1,  -1,  -1,  -1,  -1,  -1,  -1, 491,-270,  -2,
-        -1,  -1,  -1,  -1,  -1,  -1,  -1,  -1,  -1,  -1,  -1,  -1,  -1,  -1,
-       272, 273,  -1, 274,  -1,  -1,  -1, 275,  -1,  -1,  -1,  -1,  -1,  -1,
-       276,
+
+struct symbolindex {
+       unsigned int id;
+       short token;
+
+       symbolindex(unsigned int i, short t) : id(i), token(t)
+       {}
+
+       bool operator<(symbolindex const & s) const
+       {
+               return (id < s.id) || (id == s.id && token < s.token);
+       }
 };
 
-struct latexkeys *
-in_word_set (register const char *str, register int len)
-{
-  if (len <= MAX_WORD_LENGTH && len >= MIN_WORD_LENGTH)
-    {
-      register int key = hash (str, len);
 
-      if (key <= MAX_HASH_VALUE && key >= 0)
-        {
-          register int idx = lookup[key];
+// global maps 
+std::map<symbolindex, int>  LatexkeyById;
+std::map<string, int>       LatexkeyByName;
 
-          if (idx >= 0 && idx < MAX_HASH_VALUE)
-            {
-              register char const * s = wordlist[idx].name;
 
-              if (*s == *str && !strcmp (str + 1, s + 1))
-                return &wordlist[idx];
-            }
-          else if (idx < 0 && idx >= -MAX_HASH_VALUE)
-            return 0;
-          else
-            {
-              register int offset = key + idx + (idx > 0 ? -MAX_HASH_VALUE : MAX_HASH_VALUE);
-              register struct latexkeys *base = &wordlist[-lookup[offset]];
-              register struct latexkeys *ptr = base + -lookup[offset + 1];
+// helper structure to initialize the maps on startup:
+struct init {
+       init() {
+               int const n = sizeof(wordlist)/sizeof(wordlist[0]);
+               for (latexkeys const * it = wordlist; it != wordlist + n; ++it) {
+                       if (LatexkeyByName.find(it->name) != LatexkeyByName.end()) {
+                               std::cerr << "math_hash.C: Bug: Duplicate entry: " 
+                                         << it->name << std::endl;
+                       }
+                       LatexkeyByName[it->name] = it - wordlist;
+                       if (it->id != 0 && 
+                           LatexkeyById.find(symbolindex(it->id, it->token)) !=
+                           LatexkeyById.end()) {
+                               std::cerr << "math_hash.C: Bug: Duplicate entry: "
+                                         << it->name << " Id: "
+                                         << it->id << " token: " << it->token
+                                         << std::endl;
+                       }
+                       LatexkeyById[symbolindex(it->id, it->token)] = it - wordlist;
+               }
+       }
+};
 
-              while (--ptr >= base)
-                if (*str == *ptr->name && !strcmp (str + 1, ptr->name + 1))
-                  return ptr;
-            }
-        }
-    }
-  return 0;
-}
+// the "Initializer": Its default constructor is executed on loading and
+// fills the maps
+static init dummy;
 
-latexkeys *lm_get_key_by_id(int t, short tk)
+} // namespace anon
+
+
+latexkeys const * in_word_set(string const & str)
 {
-   latexkeys* l = &wordlist[MIN_HASH_VALUE+TOTAL_KEYWORDS];
-   latexkeys* base = &wordlist[MIN_HASH_VALUE];
-   while (--l >= base) {
-     if (t==l->id && tk==l->token)
-       return l;
-   }
-   return 0;
+       std::map<string, int>::const_iterator pos = LatexkeyByName.find(str);
+       return pos == LatexkeyByName.end() ? 0 : &wordlist[pos->second];
 }
 
-latexkeys *lm_get_key_by_index(int i)
+
+latexkeys const * lm_get_key_by_id(unsigned int id, short tc)
 {
-   if (i>0 && i<TOTAL_KEYWORDS+2)
-     return &wordlist[i];
-   else
-     return 0;
+       std::map<symbolindex, int>::const_iterator pos
+               = LatexkeyById.find(symbolindex(id, tc));
+       return pos == LatexkeyById.end() ? 0 : &wordlist[pos->second];
 }