source/texk/web2c/luatexdir/luatex.h

   1 /* luatex.h
   2
   3    Copyright 1996-2006 Han The Thanh <thanh@pdftex.org>
   4    Copyright 2006-2013 Taco Hoekwater <taco@luatex.org>
   5
   6    This file is part of LuaTeX.
   7
   8    LuaTeX is free software; you can redistribute it and/or modify it under
   9    the terms of the GNU General Public License as published by the Free
  10    Software Foundation; either version 2 of the License, or (at your
  11    option) any later version.
  12
  13    LuaTeX is distributed in the hope that it will be useful, but WITHOUT
  14    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  15    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
  16    License for more details.
  17
  18    You should have received a copy of the GNU General Public License along
  19    with LuaTeX; if not, see <http://www.gnu.org/licenses/>. */
  20
  21
  22 #ifndef LUATEX_H
  23 #  define LUATEX_H
  24
  25 /* texmf.h: Main include file for TeX and Metafont in C. This file is
  26    included by {tex,mf}d.h, which is the first include in the C files
  27    output by web2c.  */
  28
  29 #  include "cpascal.h"
  30
  31 #  include <kpathsea/c-pathch.h>        /* for IS_DIR_SEP, used in the change files */
  32 #  include <kpathsea/tex-make.h>        /* for kpse_make_tex_discard_errors */
  33
  34 /* If we have these macros, use them, as they provide a better guide to
  35    the endianess when cross-compiling. */
  36 #  if defined (BYTE_ORDER) && defined (BIG_ENDIAN) && defined (LITTLE_ENDIAN)
  37 #    ifdef WORDS_BIGENDIAN
  38 #      undef WORDS_BIGENDIAN
  39 #    endif
  40 #    if BYTE_ORDER == BIG_ENDIAN
  41 #      define WORDS_BIGENDIAN
  42 #    endif
  43 #  endif
  44 /* More of the same, but now NeXT-specific. */
  45 #  ifdef NeXT
  46 #    ifdef WORDS_BIGENDIAN
  47 #      undef WORDS_BIGENDIAN
  48 #    endif
  49 #    ifdef __BIG_ENDIAN__
  50 #      define WORDS_BIGENDIAN
  51 #    endif
  52 #  endif
  53
  54
  55 /* Some things are the same except for the name.  */
  56
  57 #  define TEXMFPOOLNAME "luatex.pool"
  58 #  define TEXMFENGINENAME "luatex"
  59
  60 #  define DUMP_FILE fmt_file
  61 #  define DUMP_FORMAT kpse_fmt_format
  62 #  define write_dvi WRITE_OUT
  63 #  define flush_dvi flush_out
  64 #  define OUT_FILE dvi_file
  65 #  define OUT_BUF dvi_buf
  66
  67 /* Restore underscores.  */
  68 #  define kpsetexformat kpse_tex_format
  69 #  define t_open_in topenin
  70
  71 /* Executing shell commands.  */
  72 extern void mk_shellcmdlist(char *);
  73 extern void init_shell_escape(void);
  74 extern int shell_cmd_is_allowed(const char *cmd, char **safecmd,
  75                                 char **cmdname);
  76 extern int runsystem(const char *cmd);
  77
  78
  79 #if defined(WIN32) && !defined(__MINGW32__) && defined(DLLPROC)
  80 extern __declspec(dllexport) int DLLPROC (int ac, string *av);
  81 #else
  82 #undef DLLPROC
  83 #endif
  84
  85 #  ifndef GLUERATIO_TYPE
  86 #    define GLUERATIO_TYPE double
  87 #  endif
  88 typedef GLUERATIO_TYPE glueratio;
  89
  90 #  if defined(__DJGPP__) && defined (IPC)
  91 #    undef IPC
  92 #  endif
  93
  94 #  ifdef IPC
  95 extern void ipcpage(int);
  96 #  endif                        /* IPC */
  97 \f
  98
  99 #  define flush_out() fflush (OUT_FILE)
 100
 101 /* Read a line of input as quickly as possible.  */
 102 #  define       input_ln(stream, flag) input_line (stream)
 103
 104 extern boolean input_line(FILE *);
 105
 106 #  define COPYRIGHT_HOLDER "Taco Hoekwater"
 107 #  define AUTHOR NULL
 108 #  define PROGRAM_HELP LUATEXHELP
 109 #  define BUG_ADDRESS "dev-luatex@ntg.nl"
 110 #  define DUMP_OPTION "fmt"
 111 #  define DUMP_EXT ".fmt"
 112 #  define INPUT_FORMAT kpse_tex_format
 113 #  define INI_PROGRAM "luainitex"
 114 #  define VIR_PROGRAM "luavirtex"
 115 #  define TEXMFENGINENAME "luatex"
 116
 117 /* this counteracts the macro definition in cpascal.h */
 118 #  undef Xchr
 119 #  define Xchr(a) a
 120
 121 #endif