src/mathed/math_hash.C

   1
   2 #include <config.h>
   3
   4 #include <map>
   5
   6 #include "math_defs.h"
   7 #include "math_parser.h"
   8
   9 namespace {
  10
  11 latexkeys const wordlist[] =
  12 {
  13         {"",0,0}, {"",0,0}, {"",0,0}, {"",0,0},
  14         {"",0,0}, {"",0,0}, {"",0,0}, {"",0,0},
  15         {"setminus",  LM_TK_SYM, LM_setminus},
  16         {"ldots",  LM_TK_DOTS, LM_ldots},
  17         {"limits",  LM_TK_LIMIT, 1 },
  18         {"stackrel",  LM_TK_STACK, 0},
  19         {"ll",  LM_TK_SYM, LM_ll},
  20         {"label",  LM_TK_LABEL, 0},
  21         {"lceil",  LM_TK_SYM, LM_lceil},
  22         {"sqrt",  LM_TK_SQRT, 0},
  23         {"times",  LM_TK_SYM, LM_times},
  24         {"subset",  LM_TK_SYM, LM_subset},
  25         {"supset",  LM_TK_SYM, LM_supset},
  26         {"spadesuit",  LM_TK_SYM, LM_spadesuit},
  27         {"Re",  LM_TK_SYM, LM_Re},
  28         {"left",  LM_TK_LEFT, 0},
  29         {"smile",  LM_TK_SYM, LM_smile},
  30         {"exists",  LM_TK_SYM, LM_exists},
  31         {"Vert",  LM_TK_SYM, LM_Vert},
  32         {"scriptstyle",  LM_TK_STY, LM_ST_SCRIPT},
  33         {"uplus",  LM_TK_SYM, LM_uplus},
  34         {"ell",  LM_TK_SYM, LM_ell},
  35         {"langle",  LM_TK_SYM, LM_langle},
  36         {"scriptscriptstyle",  LM_TK_STY, LM_ST_SCRIPTSCRIPT},
  37         {"zeta",  LM_TK_SYM, LM_zeta},
  38         {"sigma",  LM_TK_SYM, LM_sigma},
  39         {"arccos",  LM_TK_FUNC, 0},
  40         {"sup",  LM_TK_FUNCLIM, 0},
  41         {"sharp",  LM_TK_SYM, LM_sharp},
  42         {"sqcup",  LM_TK_SYM, LM_sqcup},
  43         {"sqcap",  LM_TK_SYM, LM_sqcap},
  44         {"approx",  LM_TK_SYM, LM_approx},
  45         {"triangleleft",  LM_TK_SYM, LM_triangleleft},
  46         {"triangleright",  LM_TK_SYM, LM_triangleright},
  47         {"tilde",  LM_TK_ACCENT, LM_tilde},
  48         {"lambda",  LM_TK_SYM, LM_lambda},
  49         {"emptyset",  LM_TK_MACRO, LM_emptyset},
  50         {"triangle",  LM_TK_SYM, LM_triangle},
  51         {"textstyle",  LM_TK_STY, LM_ST_TEXT},
  52         {"tau",  LM_TK_SYM, LM_tau},
  53         {"limsup",  LM_TK_FUNCLIM, 0},
  54         {"partial",  LM_TK_SYM, LM_partial},
  55         {"parallel",  LM_TK_SYM, LM_parallel},
  56         {"infty",  LM_TK_SYM, LM_infty},
  57         {"kappa",  LM_TK_SYM, LM_kappa},
  58         {"xi",  LM_TK_SYM, LM_xi},
  59         {"leftharpoonup",  LM_TK_SYM, LM_leftharpoonup},
  60         {"theta",  LM_TK_SYM, LM_theta},
  61         {"Xi",  LM_TK_SYM, LM_Xi},
  62         {"searrow",  LM_TK_SYM, LM_searrow},
  63         {"swarrow",  LM_TK_SYM, LM_swarrow},
  64         {"top",  LM_TK_SYM, LM_top},
  65         {"Rightarrow",  LM_TK_SYM, LM_Rightarrow},
  66         {"underline",  LM_TK_WIDE, LM_underline},
  67         {"underbrace",  LM_TK_WIDE, LM_underbrace},
  68         {"eta",  LM_TK_SYM, LM_eta},
  69         {"acute",  LM_TK_ACCENT, LM_acute},
  70         {"angle",  LM_TK_SYM, LM_angle},
  71         {"exp",  LM_TK_FUNC, 0},
  72         {"leftarrow",  LM_TK_SYM, LM_leftarrow},
  73         {"prime",  LM_TK_SYM, LM_prime},
  74         {"int",  LM_TK_BIGSYM, LM_int},
  75         {"longleftarrow",  LM_TK_SYM, LM_longleftarrow},
  76         {"leftrightarrow",  LM_TK_SYM, LM_leftrightarrow},
  77         {"longrightarrow",  LM_TK_SYM, LM_longrightarrow},
  78         {"Gamma",  LM_TK_SYM, LM_Gamma},
  79         {"Pi",  LM_TK_SYM, LM_Pi},
  80         {"Phi",  LM_TK_SYM, LM_Phi},
  81         {"Psi",  LM_TK_SYM, LM_Psi},
  82         {"longleftrightarrow",  LM_TK_SYM, LM_longleftrightarrow},
  83         {"alpha",  LM_TK_SYM, LM_alpha},
  84         {"widehat",  LM_TK_WIDE, LM_widehat},
  85         {"sin",  LM_TK_FUNC, 0},
  86         {"asymp",  LM_TK_SYM, LM_asymp},
  87         {"nolimits",  LM_TK_LIMIT, 0 },
  88         {"perp",  LM_TK_MACRO, LM_perp},
  89         {"wedge",  LM_TK_SYM, LM_wedge},
  90         {"ln",  LM_TK_FUNC, 0},
  91         {"widetilde",  LM_TK_WIDE, LM_widetilde},
  92         {"Omega",  LM_TK_SYM, LM_Omega},
  93         {"natural",  LM_TK_SYM, LM_natural},
  94         {"iota",  LM_TK_SYM, LM_iota},
  95         {"uparrow",  LM_TK_SYM, LM_uparrow},
  96         {"Sigma",  LM_TK_SYM, LM_Sigma},
  97         {"pi",  LM_TK_SYM, LM_pi},
  98         {"phi",  LM_TK_SYM, LM_phi},
  99         {"psi",  LM_TK_SYM, LM_psi},
 100         {"updownarrow",  LM_TK_SYM, LM_updownarrow},
 101         {"star",  LM_TK_SYM, LM_star},
 102         {"leftharpoondown",  LM_TK_SYM, LM_leftharpoondown},
 103         {"wp",  LM_TK_SYM, LM_wp},
 104         {"not",  LM_TK_ACCENT, LM_not},
 105         {"tan",  LM_TK_FUNC, 0},
 106         {"Theta",  LM_TK_SYM, LM_Theta},
 107         {"rceil",  LM_TK_SYM, LM_rceil},
 108         {"lfloor",  LM_TK_SYM, LM_lfloor},
 109         {"rightleftharpoons",  LM_TK_SYM, LM_rightleftharpoons},
 110         {"cos",  LM_TK_FUNC, 0},
 111         {"sec",  LM_TK_FUNC, 0},
 112         {"succ",  LM_TK_SYM, LM_succ},
 113         {"cdots",  LM_TK_DOTS, LM_cdots},
 114         {"epsilon",  LM_TK_SYM, LM_epsilon},
 115         {"ker",  LM_TK_FUNC, 0},
 116         {"nu",  LM_TK_SYM, LM_nu},
 117         {"Delta",  LM_TK_SYM, LM_Delta},
 118         {"forall",  LM_TK_SYM, LM_forall},
 119         {"liminf",  LM_TK_FUNCLIM, 0},
 120         {"Uparrow",  LM_TK_SYM, LM_Uparrow},
 121         {"upsilon",  LM_TK_SYM, LM_upsilon},
 122         {"right",  LM_TK_RIGHT, 0},
 123         {"Updownarrow",  LM_TK_SYM, LM_Updownarrow},
 124         {"Pr",  LM_TK_FUNCLIM, 0},
 125         {"nabla",  LM_TK_SYM, LM_nabla},
 126         {"arcsin",  LM_TK_FUNC, 0},
 127         {"arctan",  LM_TK_FUNC, 0},
 128         {"flat",  LM_TK_SYM, LM_flat},
 129         {"check",  LM_TK_ACCENT, LM_check},
 130         {"rangle",  LM_TK_SYM, LM_rangle},
 131         {"cot",  LM_TK_FUNC, 0},
 132         {"cdot",  LM_TK_SYM, LM_cdot},
 133         {"clubsuit",  LM_TK_SYM, LM_clubsuit},
 134         {"in",  LM_TK_SYM, LM_in},
 135         {"ni",  LM_TK_SYM, LM_ni},
 136         {"Downarrow",  LM_TK_SYM, LM_Downarrow},
 137         {"Upsilon",  LM_TK_SYM, LM_Upsilon},
 138         {"sim",  LM_TK_SYM, LM_sim},
 139         {"sum",  LM_TK_BIGSYM, LM_sum},
 140         {"models",  LM_TK_SYM, LM_models},
 141         {"nearrow",  LM_TK_SYM, LM_nearrow},
 142         {"nwarrow",  LM_TK_SYM, LM_nwarrow},
 143         {"max",  LM_TK_FUNCLIM, 0},
 144         {"Im",  LM_TK_SYM, LM_Im},
 145         {"lim",  LM_TK_FUNCLIM, 0},
 146         {"rightharpoonup",  LM_TK_SYM, LM_rightharpoonup},
 147         {"mathcal",  LM_TK_FONT, LM_TC_CAL},
 148         {"cap",  LM_TK_SYM, LM_cap},
 149         {"cup",  LM_TK_SYM, LM_cup},
 150         {"prec",  LM_TK_SYM, LM_prec},
 151         {"mathnormal",  LM_TK_FONT, LM_TC_VAR},
 152         {"wr",  LM_TK_SYM, LM_wr},
 153         {"inf",  LM_TK_FUNCLIM, 0},
 154         {"bigoplus",  LM_TK_BIGSYM, LM_oplus},
 155         {"biguplus",  LM_TK_BIGSYM, LM_biguplus},
 156         {"bigotimes",  LM_TK_BIGSYM, LM_otimes},
 157         {"rightarrow",  LM_TK_SYM, LM_rightarrow},
 158         {"mathit",  LM_TK_FONT, LM_TC_IT},
 159         {"textrm",  LM_TK_FONT, LM_TC_TEXTRM},
 160         {"mathtt",  LM_TK_FONT, LM_TC_TT},
 161         {"chi",  LM_TK_SYM, LM_chi},
 162         {"simeq",  LM_TK_SYM, LM_simeq},
 163         {"succeq",  LM_TK_SYM, LM_succeq},
 164         {"notin",  LM_TK_MACRO, LM_notin},
 165         {"subseteq",  LM_TK_SYM, LM_subseteq},
 166         {"supseteq",  LM_TK_SYM, LM_supseteq},
 167         {"sqsubseteq",  LM_TK_SYM, LM_sqsubseteq},
 168         {"sqsupseteq",  LM_TK_SYM, LM_sqsupseteq},
 169         {"leq",  LM_TK_SYM, LM_leq},
 170         {"surd",  LM_TK_SYM, LM_surd},
 171         {"ddots",  LM_TK_DOTS, LM_ddots},
 172         {"mu",  LM_TK_SYM, LM_mu},
 173         {"bot",  LM_TK_SYM, LM_bot},
 174         {"bullet",  LM_TK_SYM, LM_bullet},
 175         {"bigodot",  LM_TK_BIGSYM, LM_bigodot},
 176         {"sinh",  LM_TK_FUNC, 0},
 177         {"jmath",  LM_TK_SYM, LM_jmath},
 178         {"mp",  LM_TK_SYM, LM_mp},
 179         {"pm",  LM_TK_SYM, LM_pm},
 180         {"nonumber",  LM_TK_NONUM, 0},
 181         {"breve",  LM_TK_ACCENT, LM_breve},
 182         {"bigvee",  LM_TK_BIGSYM, LM_vee},
 183         {"bowtie",  LM_TK_SYM, LM_bowtie},
 184         {"bigwedge",  LM_TK_BIGSYM, LM_wedge},
 185         {"frown",  LM_TK_SYM, LM_frown},
 186         {"rightharpoondown",  LM_TK_SYM, LM_rightharpoondown},
 187         {"det",  LM_TK_FUNCLIM, 0},
 188         {"dot",  LM_TK_ACCENT, LM_dot},
 189         {"ddot",  LM_TK_ACCENT, LM_ddot},
 190         {"lg",  LM_TK_FUNC, 0},
 191         {"log",  LM_TK_FUNC, 0},
 192         {"oplus",  LM_TK_SYM, LM_oplus},
 193         {"ominus",  LM_TK_SYM, LM_ominus},
 194         {"otimes",  LM_TK_SYM, LM_otimes},
 195         {"beta",  LM_TK_SYM, LM_beta},
 196         {"diamondsuit",  LM_TK_SYM, LM_diamondsuit},
 197         {"rfloor",  LM_TK_SYM, LM_rfloor},
 198         {"end",  LM_TK_END, 0},
 199         {"hat",  LM_TK_ACCENT, LM_hat},
 200         {"tanh",  LM_TK_FUNC, 0},
 201         {"vdots",  LM_TK_DOTS, LM_vdots},
 202         {"bigcap",  LM_TK_BIGSYM, LM_cap},
 203         {"bigcup",  LM_TK_BIGSYM, LM_cup},
 204         {"bigsqcup",  LM_TK_BIGSYM, LM_bigsqcup},
 205         {"heartsuit",  LM_TK_SYM, LM_heartsuit},
 206         {"displaystyle",  LM_TK_STY, LM_ST_DISPLAY},
 207         {"longmapsto",  LM_TK_SYM, LM_longmapsto},
 208         {"bigtriangleup",  LM_TK_SYM, LM_bigtriangleup},
 209         {"preceq",  LM_TK_SYM, LM_preceq},
 210         {"delta",  LM_TK_SYM, LM_delta},
 211         {"odot",  LM_TK_SYM, LM_odot},
 212         {"oint",  LM_TK_BIGSYM, LM_oint},
 213         {"grave",  LM_TK_ACCENT, LM_grave},
 214         {"pmod",  LM_TK_PMOD, 0},
 215         {"prod",  LM_TK_BIGSYM, LM_prod},
 216         {"frac",  LM_TK_FRAC, 0},
 217         {"csc",  LM_TK_FUNC, 0},
 218         {"circ",  LM_TK_SYM, LM_circ},
 219         {"aleph",  LM_TK_SYM, LM_aleph},
 220         {"min",  LM_TK_FUNCLIM, 0},
 221         {"overline",  LM_TK_WIDE, LM_overline},
 222         {"arg",  LM_TK_FUNC, 0},
 223         {"overbrace",  LM_TK_WIDE, LM_overbrace},
 224         {"amalg",  LM_TK_SYM, LM_amalg},
 225         {"gamma",  LM_TK_SYM, LM_gamma},
 226         {"vee",  LM_TK_SYM, LM_vee},
 227         {"equiv",  LM_TK_SYM, LM_equiv},
 228         {"omega",  LM_TK_SYM, LM_omega},
 229         {"downarrow",  LM_TK_SYM, LM_downarrow},
 230         {"imath",  LM_TK_SYM, LM_imath},
 231         {"propto",  LM_TK_SYM, LM_propto},
 232         {"begin",  LM_TK_BEGIN, 0},
 233         {"Lambda",  LM_TK_SYM, LM_Lambda},
 234         {"varsigma",  LM_TK_SYM, LM_varsigma},
 235         {"vartheta",  LM_TK_SYM, LM_vartheta},
 236         {"neq",  LM_TK_SYM, LM_neq},
 237         {"hookleftarrow",  LM_TK_SYM, LM_hookleftarrow},
 238         {"hookrightarrow",  LM_TK_SYM, LM_hookrightarrow},
 239         {"bigtriangledown",  LM_TK_SYM, LM_bigtriangledown},
 240         {"mathbf",  LM_TK_FONT, LM_TC_BF},
 241         {"mathsf",  LM_TK_FONT, LM_TC_SF},
 242         {"bar",  LM_TK_ACCENT, LM_bar},
 243         {"varpi",  LM_TK_SYM, LM_varpi},
 244         {"varphi",  LM_TK_SYM, LM_varphi},
 245         {"newcommand",  LM_TK_NEWCOMMAND, 0 },
 246         {"overleftarrow",  LM_TK_WIDE, LM_overleftarrow},
 247         {"overrightarrow",  LM_TK_WIDE, LM_overightarrow},
 248         {"Leftarrow",  LM_TK_SYM, LM_Leftarrow},
 249         {"Longleftarrow",  LM_TK_SYM, LM_Longleftarrow},
 250         {"Leftrightarrow",  LM_TK_SYM, LM_Leftrightarrow},
 251         {"Longrightarrow",  LM_TK_SYM, LM_Longrightarrow},
 252         {"neg",  LM_TK_SYM, LM_neg},
 253         {"bigcirc",  LM_TK_SYM, LM_bigcirc},
 254         {"Longleftrightarrow",  LM_TK_SYM, LM_Longleftrightarrow},
 255         {"dagger",  LM_TK_SYM, LM_dagger},
 256         {"ddagger",  LM_TK_SYM, LM_ddagger},
 257         {"hbar",  LM_TK_SYM, LM_hbar},
 258         {"coprod",  LM_TK_BIGSYM, LM_coprod},
 259         {"mathrm",  LM_TK_FONT, LM_TC_RM},
 260         {"varepsilon",  LM_TK_SYM, LM_varepsilon},
 261         {"cosh",  LM_TK_FUNC, 0},
 262         {"coth",  LM_TK_FUNC, 0},
 263         {"rho",  LM_TK_SYM, LM_rho},
 264         {"cong",  LM_TK_SYM, LM_cong},
 265         {"vec",  LM_TK_ACCENT, LM_vec},
 266         {"dim",  LM_TK_FUNC, 0},
 267         {"mid",  LM_TK_SYM, LM_mid},
 268         {"hom",  LM_TK_FUNC, 0},
 269         {"bmod",  LM_TK_FUNC, 0},
 270         {"quad",  LM_TK_SPACE, LM_quad},
 271         {"doteq",  LM_TK_SYM, LM_doteq},
 272         {"qquad",  LM_TK_SPACE, LM_qquad},
 273         {"mapsto",  LM_TK_SYM, LM_mapsto},
 274         {"backslash",  LM_TK_SYM, LM_backslash},
 275         {"diamond",  LM_TK_SYM, LM_diamond},
 276         {"geq",  LM_TK_SYM, LM_geq},
 277         {"deg",  LM_TK_FUNC, 0},
 278         {"gcd",  LM_TK_FUNCLIM, 0},
 279         {"gg",  LM_TK_SYM, LM_gg},
 280         {"div",  LM_TK_SYM, LM_div},
 281         {"dashv",  LM_TK_SYM, LM_dashv},
 282         {"oslash",  LM_TK_SYM, LM_oslash},
 283         {"vdash",  LM_TK_SYM, LM_vdash},
 284 };
 285
 286
 287
 288 struct symbolindex {
 289         int   id;
 290         short token;
 291
 292         symbolindex(int i, short t) : id(i), token(t)
 293         {}
 294
 295         bool operator<(symbolindex const & s) const
 296         {
 297                 return (id < s.id) || (id == s.id && token < s.token);
 298         }
 299 };
 300
 301
 302 // global maps
 303 std::map<symbolindex, int>  LatexkeyById;
 304 std::map<string, int>       LatexkeyByName;
 305
 306
 307 // helper structure to initialize the maps on startup:
 308 struct init {
 309         init() {
 310                 int const n = sizeof(wordlist)/sizeof(wordlist[0]);
 311                 for (latexkeys const * it = wordlist; it != wordlist + n; ++it) {
 312                         LatexkeyByName[it->name] = it - wordlist;
 313                         LatexkeyById[symbolindex(it->id, it->token)] = it - wordlist;
 314                 }
 315         }
 316 };
 317
 318 // the "Initializer": Its default constructor is executed on loading and
 319 // fills the maps
 320 static init dummy;
 321
 322 } // namespace anon
 323
 324
 325 latexkeys const * in_word_set(string const & str)
 326 {
 327         std::map<string, int>::const_iterator pos = LatexkeyByName.find(str);
 328         return pos == LatexkeyByName.end() ? 0 : &wordlist[pos->second];
 329 }
 330
 331
 332 latexkeys const * lm_get_key_by_id(int id, short tc)
 333 {
 334         std::map<symbolindex, int>::const_iterator pos
 335                 = LatexkeyById.find(symbolindex(id, tc));
 336         return pos == LatexkeyById.end() ? 0 : &wordlist[pos->second];
 337 }