/* commands.h Copyright 2008 Taco Hoekwater This file is part of LuaTeX. LuaTeX is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. LuaTeX is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU General Public License along with LuaTeX; if not, see . */ /* $Id: commands.h 2448 2009-06-08 07:43:50Z taco $ */ typedef enum { relax_cmd = 0, /* do nothing ( \.{\\relax} ) */ #define escape_cmd relax_cmd /* escape delimiter (called \.\\ in {\sl The \TeX book\/}) */ left_brace_cmd, /* beginning of a group ( \.\{ ) */ right_brace_cmd, /* ending of a group ( \.\} ) */ math_shift_cmd, /* mathematics shift character ( \.\$ ) */ tab_mark_cmd, /* alignment delimiter ( \.\&, \.{\\span} ) */ car_ret_cmd, /* end of line ( |carriage_return|, \.{\\cr}, \.{\\crcr} ) */ #define out_param_cmd car_ret_cmd /* output a macro parameter */ mac_param_cmd, /* macro parameter symbol ( \.\# ) */ sup_mark_cmd, /* superscript ( \.{\char'136} ) */ sub_mark_cmd, /* subscript ( \.{\char'137} ) */ endv_cmd, /* end of \ list in alignment template */ #define ignore_cmd endv_cmd /* characters to ignore ( \.{\^\^@@} ) */ spacer_cmd, /* characters equivalent to blank space ( \.{\ } ) */ letter_cmd, /* characters regarded as letters ( \.{A..Z}, \.{a..z} ) */ other_char_cmd, /* none of the special character types */ par_end_cmd, /* end of paragraph ( \.{\\par} ) */ #define active_char_cmd par_end_cmd /* characters that invoke macros ( \.{\char`\~} ) */ #define match_cmd par_end_cmd /* match a macro parameter */ stop_cmd, /* end of job ( \.{\\end}, \.{\\dump} ) */ #define comment_cmd stop_cmd /* characters that introduce comments ( \.\% ) */ #define end_match_cmd stop_cmd /* end of parameters to macro */ delim_num_cmd, /* specify delimiter numerically ( \.{\\delimiter} ) */ #define invalid_char_cmd delim_num_cmd /* characters that shouldn't appear ( \.{\^\^?} ) */ #define max_char_code_cmd delim_num_cmd /* largest catcode for individual characters */ char_num_cmd, /* character specified numerically ( \.{\\char} ) */ math_char_num_cmd, /* explicit math code ( \.{\\mathchar} ) */ mark_cmd, /* mark definition ( \.{\\mark} ) */ xray_cmd, /* peek inside of \TeX\ ( \.{\\show}, \.{\\showbox}, etc.~) */ make_box_cmd, /* make a box ( \.{\\box}, \.{\\copy}, \.{\\hbox}, etc.~) */ hmove_cmd, /* horizontal motion ( \.{\\moveleft}, \.{\\moveright} ) */ vmove_cmd, /* vertical motion ( \.{\\raise}, \.{\\lower} ) */ un_hbox_cmd, /* unglue a box ( \.{\\unhbox}, \.{\\unhcopy} ) */ un_vbox_cmd, /* unglue a box ( \.{\\unvbox}, \.{\\unvcopy} or \.{\\pagediscards}, \.{\\splitdiscards} ) */ remove_item_cmd, /* nullify last item ( \.{\\unpenalty}, \.{\\unkern}, \.{\\unskip} ) */ hskip_cmd, /* horizontal glue ( \.{\\hskip}, \.{\\hfil}, etc.~) */ vskip_cmd, /* vertical glue ( \.{\\vskip}, \.{\\vfil}, etc.~) */ mskip_cmd, /* math glue ( \.{\\mskip} ) */ kern_cmd, /* fixed space ( \.{\\kern}) */ mkern_cmd, /* math kern ( \.{\\mkern} ) */ leader_ship_cmd, /* use a box ( \.{\\shipout}, \.{\\leaders}, etc.~) */ halign_cmd, /* horizontal table alignment ( \.{\\halign} ) */ valign_cmd, /* vertical table alignment ( \.{\\valign} ) */ no_align_cmd, /* temporary escape from alignment ( \.{\\noalign} ) */ vrule_cmd, /* vertical rule ( \.{\\vrule} ) */ hrule_cmd, /* horizontal rule ( \.{\\hrule} ) */ insert_cmd, /* vlist inserted in box ( \.{\\insert} ) */ vadjust_cmd, /* vlist inserted in enclosing paragraph ( \.{\\vadjust} ) */ ignore_spaces_cmd, /* gobble |spacer| tokens ( \.{\\ignorespaces} ) */ after_assignment_cmd, /* save till assignment is done ( \.{\\afterassignment} ) */ after_group_cmd, /* save till group is done ( \.{\\aftergroup} ) */ break_penalty_cmd, /* additional badness ( \.{\\penalty} ) */ start_par_cmd, /* begin paragraph ( \.{\\indent}, \.{\\noindent} ) */ ital_corr_cmd, /* italic correction ( \.{\\/} ) */ accent_cmd, /* attach accent in text ( \.{\\accent} ) */ math_accent_cmd, /* attach accent in math ( \.{\\mathaccent} ) */ discretionary_cmd, /* discretionary texts ( \.{\\-}, \.{\\discretionary} ) */ eq_no_cmd, /* equation number ( \.{\\eqno}, \.{\\leqno} ) */ left_right_cmd, /* variable delimiter ( \.{\\left}, \.{\\right} or \.{\\middle} ) */ math_comp_cmd, /* component of formula ( \.{\\mathbin}, etc.~) */ limit_switch_cmd, /* diddle limit conventions ( \.{\\displaylimits}, etc.~) */ above_cmd, /* generalized fraction ( \.{\\above}, \.{\\atop}, etc.~) */ math_style_cmd, /* style specification ( \.{\\displaystyle}, etc.~) */ math_choice_cmd, /* choice specification ( \.{\\mathchoice} ) */ non_script_cmd, /* conditional math glue ( \.{\\nonscript} ) */ vcenter_cmd, /* vertically center a vbox ( \.{\\vcenter} ) */ case_shift_cmd, /* force specific case ( \.{\\lowercase}, \.{\\uppercase}~) */ message_cmd, /* send to user ( \.{\\message}, \.{\\errmessage} ) */ extension_cmd, /* extensions to \TeX\ ( \.{\\write}, \.{\\special}, etc.~) */ in_stream_cmd, /* files for reading ( \.{\\openin}, \.{\\closein} ) */ begin_group_cmd, /* begin local grouping ( \.{\\begingroup} ) */ end_group_cmd, /* end local grouping ( \.{\\endgroup} ) */ omit_cmd, /* omit alignment template ( \.{\\omit} ) */ ex_space_cmd, /* explicit space ( \.{\\\ } ) */ no_boundary_cmd, /* suppress boundary ligatures ( \.{\\noboundary} ) */ radical_cmd, /* square root and similar signs ( \.{\\radical} ) */ super_sub_script_cmd, /* explicit super- or subscript */ math_shift_cs_cmd, /* start- and endmath */ end_cs_name_cmd, /* end control sequence ( \.{\\endcsname} ) */ char_ghost_cmd, /* \.{\\ghostleft}, \.{\\ghostright} character for kerning */ assign_local_box_cmd, /* box for guillemets \.{\\localleftbox} or \.{\\localrightbox} */ char_given_cmd, /* character code defined by \.{\\chardef} */ #define min_internal_cmd char_given_cmd /* the smallest code that can follow \.{\\the} */ math_given_cmd, /* math code defined by \.{\\mathchardef} */ omath_given_cmd, /* math code defined by \.{\\omathchardef} */ xmath_given_cmd, /* math code defined by \.{\\LuaTeXmathchardef} */ last_item_cmd, /* most recent item ( \.{\\lastpenalty}, \.{\\lastkern}, \.{\\lastskip} ) */ #define max_non_prefixed_command_cmd last_item_cmd /* largest command code that can't be \.{\\global} */ toks_register_cmd, /* token list register ( \.{\\toks} ) */ assign_toks_cmd, /* special token list ( \.{\\output}, \.{\\everypar}, etc.~) */ assign_int_cmd, /* user-defined integer ( \.{\\tolerance}, \.{\\day}, etc.~) */ assign_attr_cmd, /* user-defined attributes */ assign_dimen_cmd, /* user-defined length ( \.{\\hsize}, etc.~) */ assign_glue_cmd, /* user-defined glue ( \.{\\baselineskip}, etc.~) */ assign_mu_glue_cmd, /* user-defined muglue ( \.{\\thinmuskip}, etc.~) */ assign_font_dimen_cmd, /* user-defined font dimension ( \.{\\fontdimen} ) */ assign_font_int_cmd, /* user-defined font integer ( \.{\\hyphenchar}, \.{\\skewchar} ) */ set_aux_cmd, /* specify state info ( \.{\\spacefactor}, \.{\\prevdepth} ) */ set_prev_graf_cmd, /* specify state info ( \.{\\prevgraf} ) */ set_page_dimen_cmd, /* specify state info ( \.{\\pagegoal}, etc.~) */ set_page_int_cmd, /* specify state info ( \.{\\deadcycles}, \.{\\insertpenalties} ) */ set_box_dimen_cmd, /* change dimension of box ( \.{\\wd}, \.{\\ht}, \.{\\dp} ) */ set_tex_shape_cmd, /* specify fancy paragraph shape ( \.{\\parshape} ) */ set_etex_shape_cmd, /* specify etex extended list ( \.{\\interlinepenalties}, etc.~) */ def_char_code_cmd, /* define a character code ( \.{\\catcode}, etc.~) */ def_del_code_cmd, /* define a delimiter code ( \.{\\delcode}) */ extdef_math_code_cmd, /* define an extended character code ( \.{\\omathcode}, etc.~) */ extdef_del_code_cmd, /* define an extended delimiter code ( \.{\\odelcode}, etc.~) */ def_family_cmd, /* declare math fonts ( \.{\\textfont}, etc.~) */ set_math_param_cmd, /* set math parameters ( \.{\\mathquad}, etc.~) */ set_font_cmd, /* set current font ( font identifiers ) */ def_font_cmd, /* define a font file ( \.{\\font} ) */ register_cmd, /* internal register ( \.{\\count}, \.{\\dimen}, etc.~) */ assign_box_dir_cmd, /* (\.{\\boxdir}) */ assign_dir_cmd, /* (\.{\\pagedir}, \.{\\textdir}) */ #define max_internal_cmd assign_dir_cmd /* the largest code that can follow \.{\\the} */ advance_cmd, /* advance a register or parameter ( \.{\\advance} ) */ multiply_cmd, /* multiply a register or parameter ( \.{\\multiply} ) */ divide_cmd, /* divide a register or parameter ( \.{\\divide} ) */ prefix_cmd, /* qualify a definition ( \.{\\global}, \.{\\long}, \.{\\outer} ) */ let_cmd, /* assign a command code ( \.{\\let}, \.{\\futurelet} ) */ shorthand_def_cmd, /* code definition ( \.{\\chardef}, \.{\\countdef}, etc.~) */ read_to_cs_cmd, /* read into a control sequence ( \.{\\read} ) */ def_cmd, /* macro definition ( \.{\\def}, \.{\\gdef}, \.{\\xdef}, \.{\\edef} ) */ set_box_cmd, /* set a box ( \.{\\setbox} ) */ hyph_data_cmd, /* hyphenation data ( \.{\\hyphenation}, \.{\\patterns} ) */ set_interaction_cmd, /* define level of interaction ( \.{\\batchmode}, etc.~) */ letterspace_font_cmd, /* letterspace a font ( \.{\\letterspacefont} ) */ pdf_copy_font_cmd, /* create a new font instance ( \.{\\pdfcopyfont} ) */ set_ocp_cmd, /* Place a translation process in the stream */ def_ocp_cmd, /* Define and load a translation process */ set_ocp_list_cmd, /* Place a list of OCPs in the stream */ def_ocp_list_cmd, /* Define a list of OCPs */ clear_ocp_lists_cmd, /* Remove all active OCP lists */ push_ocp_list_cmd, /* Add to the sequence of active OCP lists */ pop_ocp_list_cmd, /* Remove from the sequence of active OCP lists */ ocp_list_op_cmd, /* Operations for building a list of OCPs */ ocp_trace_level_cmd, /* Tracing of active OCPs, either 0 or 1 */ #define max_command_cmd ocp_trace_level_cmd /* the largest command code seen at |big_switch| */ undefined_cs_cmd, /* initial state of most |eq_type| fields */ expand_after_cmd, /* special expansion ( \.{\\expandafter} ) */ no_expand_cmd, /* special nonexpansion ( \.{\\noexpand} ) */ input_cmd, /* input a source file ( \.{\\input}, \.{\\endinput} or \.{\\scantokens} or \.{\\scantextokens} ) */ if_test_cmd, /* conditional text ( \.{\\if}, \.{\\ifcase}, etc.~) */ fi_or_else_cmd, /* delimiters for conditionals ( \.{\\else}, etc.~) */ cs_name_cmd, /* make a control sequence from tokens ( \.{\\csname} ) */ convert_cmd, /* convert to text ( \.{\\number}, \.{\\string}, etc.~) */ the_cmd, /* expand an internal quantity ( \.{\\the} or \.{\\unexpanded}, \.{\\detokenize} ) */ top_bot_mark_cmd, /* inserted mark ( \.{\\topmark}, etc.~) */ call_cmd, /* non-long, non-outer control sequence */ long_call_cmd, /* long, non-outer control sequence */ outer_call_cmd, /* non-long, outer control sequence */ long_outer_call_cmd, /* long, outer control sequence */ end_template_cmd, /* end of an alignment template */ dont_expand_cmd, /* the following token was marked by \.{\\noexpand} */ glue_ref_cmd, /* the equivalent points to a glue specification */ shape_ref_cmd, /* the equivalent points to a parshape specification */ box_ref_cmd, /* the equivalent points to a box node, or is |null| */ data_cmd, /* the equivalent is simply a halfword number */ #define last_cmd data_cmd } tex_command_code; typedef enum { int_val_level = 0, /* integer values */ attr_val_level, /* integer values */ dimen_val_level, /* dimension values */ glue_val_level, /* glue specifications */ mu_val_level, /* math glue specifications */ dir_val_level, /* directions */ ident_val_level, /* font identifier */ tok_val_level, /* token lists */ } value_level_code; typedef enum { above_code = 0, over_code = 1, atop_code = 2, delimited_code = 3 } fraction_codes; typedef enum { convert_number_code = 0, /* command code for \.{\\number} */ convert_roman_numeral_code, /* command code for \.{\\romannumeral} */ convert_string_code, /* command code for \.{\\string} */ convert_meaning_code, /* command code for \.{\\meaning} */ convert_font_name_code, /* command code for \.{\\fontname} */ convert_etex_code, /* command code for \.{\\eTeXVersion} */ convert_omega_code, /* command code for \.{\\OmegaVersion} */ convert_aleph_code, /* command code for \.{\\AlephVersion} */ convert_format_name_code, /* command code for \.{\\AlephVersion} */ convert_pdftex_revision_code, /* command code for \.{\\pdftexrevision} */ #define convert_pdftex_first_expand_code convert_pdftex_revision_code /* base for \pdfTeX's command codes */ convert_pdftex_banner_code, /* command code for \.{\\pdftexbanner} */ convert_pdf_font_name_code, /* command code for \.{\\pdffontname} */ convert_pdf_font_objnum_code, /* command code for \.{\\pdffontobjnum} */ convert_pdf_font_size_code, /* command code for \.{\\pdffontsize} */ convert_pdf_page_ref_code, /* command code for \.{\\pdfpageref} */ convert_pdf_xform_name_code, /* command code for \.{\\pdfxformname} */ convert_left_margin_kern_code, /* command code for \.{\\leftmarginkern} */ convert_right_margin_kern_code, /* command code for \.{\\rightmarginkern} */ convert_pdf_creation_date_code, /* command code for \.{\\pdfcreationdate} */ convert_uniform_deviate_code, /* command code for \.{\\uniformdeviate} */ convert_normal_deviate_code, /* command code for \.{\\normaldeviate} */ convert_pdf_insert_ht_code, /* command code for \.{\\pdfinsertht} */ convert_pdf_ximage_bbox_code, /* command code for \.{\\pdfximagebbox} */ convert_lua_code, /* command code for \.{\\directlua} */ convert_lua_escape_string_code, /* command code for \.{\\luaescapestring} */ convert_pdf_colorstack_init_code, /* command code for \.{\\pdfcolorstackinit} */ convert_luatex_revision_code, /* command code for \.{\\luatexrevision} */ convert_luatex_date_code, /* command code for \.{\\luatexdate} */ convert_math_style_code, /* command code for \.{\\mathstyle} */ convert_expanded_code, /* command code for \.{\\expanded} */ convert_job_name_code, /* command code for \.{\\jobname} */ #define convert_pdftex_convert_codes convert_job_name_code /* end of \pdfTeX's command codes */ convert_Aleph_revision_code, /* command code for \.{\\Alephrevision} */ convert_Omega_revision_code, /* command code for \.{\\Omegarevision} */ convert_eTeX_revision_code, /* command code for \.{\\eTeXrevision} */ convert_font_identifier_code, /* command code for \.{tex.fontidentifier} (virtual) */ } convert_codes; typedef enum { last_item_lastpenalty_code = 0, /* code for \.{\\lastpenalty} */ last_item_lastattr_code, /* not used */ last_item_lastkern_code, /* code for \.{\\lastkern} */ last_item_lastskip_code, /* code for \.{\\lastskip} */ last_item_last_node_type_code, /* code for \.{\\lastnodetype} */ last_item_input_line_no_code, /* code for \.{\\inputlineno} */ last_item_badness_code, /* code for \.{\\badness} */ last_item_pdftex_version_code, /* code for \.{\\pdftexversion} */ #define last_item_pdftex_first_rint_code last_item_pdftex_version_code /* base for \pdfTeX's command codes */ last_item_pdf_last_obj_code, /* code for \.{\\pdflastobj} */ last_item_pdf_last_xform_code, /* code for \.{\\pdflastxform} */ last_item_pdf_last_ximage_code, /* code for \.{\\pdflastximage} */ last_item_pdf_last_ximage_pages_code, /* code for \.{\\pdflastximagepages} */ last_item_pdf_last_annot_code, /* code for \.{\\pdflastannot} */ last_item_pdf_last_x_pos_code, /* code for \.{\\pdflastxpos} */ last_item_pdf_last_y_pos_code, /* code for \.{\\pdflastypos} */ last_item_pdf_retval_code, /* global multi-purpose return value */ last_item_pdf_last_ximage_colordepth_code, /* code for \.{\\pdflastximagecolordepth} */ last_item_random_seed_code, /* code for \.{\\pdfrandomseed} */ last_item_pdf_last_link_code, /* code for \.{\\pdflastlink} */ last_item_luatex_version_code, /* code for \.{\\luatexversion} */ #define last_item_pdftex_last_item_codes last_item_luatex_version_code /* end of \pdfTeX's command codes */ last_item_Aleph_version_code, /* code for \.{\\Alephversion} */ #define last_item_Aleph_int last_item_Aleph_version_code last_item_Omega_version_code, /* code for \.{\\Omegaversion} */ last_item_Aleph_minor_version_code, /* code for \.{\\Alephminorversion} */ last_item_Omega_minor_version_code, /* code for \.{\\Omegaminorversion} */ last_item_eTeX_minor_version_code, /* code for \.{\\eTeXminorversion} */ last_item_eTeX_version_code, /* code for \.{\\eTeXversion} */ #define last_item_eTeX_int last_item_eTeX_version_code /* first of \eTeX\ codes for integers */ last_item_current_group_level_code, /* code for \.{\\currentgrouplevel} */ last_item_current_group_type_code, /* code for \.{\\currentgrouptype} */ last_item_current_if_level_code, /* code for \.{\\currentiflevel} */ last_item_current_if_type_code, /* code for \.{\\currentiftype} */ last_item_current_if_branch_code, /* code for \.{\\currentifbranch} */ last_item_glue_stretch_order_code, /* code for \.{\\gluestretchorder} */ last_item_glue_shrink_order_code, /* code for \.{\\glueshrinkorder} */ last_item_font_char_wd_code, /* code for \.{\\fontcharwd} */ #define last_item_eTeX_dim last_item_font_char_wd_code /* first of \eTeX\ codes for dimensions */ last_item_font_char_ht_code, /* code for \.{\\fontcharht} */ last_item_font_char_dp_code, /* code for \.{\\fontchardp} */ last_item_font_char_ic_code, /* code for \.{\\fontcharic} */ last_item_par_shape_length_code, /* code for \.{\\parshapelength} */ last_item_par_shape_indent_code, /* code for \.{\\parshapeindent} */ last_item_par_shape_dimen_code, /* code for \.{\\parshapedimen} */ last_item_glue_stretch_code, /* code for \.{\\gluestretch} */ last_item_glue_shrink_code, /* code for \.{\\glueshrink} */ last_item_mu_to_glue_code, /* code for \.{\\mutoglue} */ #define last_item_eTeX_glue last_item_mu_to_glue_code /* first of \eTeX\ codes for glue */ last_item_glue_to_mu_code, /* code for \.{\\gluetomu} */ #define last_item_eTeX_mu last_item_glue_to_mu_code /* first of \eTeX\ codes for muglue */ last_item_numexpr_code, /* code for \.{\\numexpr} */ #define last_item_eTeX_expr last_item_numexpr_code /* first of \eTeX\ codes for expressions */ last_item_attrexpr_code, /* not used */ last_item_dimexpr_code, /* code for \.{\\dimexpr} */ last_item_glueexpr_code, /* code for \.{\\glueexpr} */ last_item_muexpr_code, /* code for \.{\\muexpr} */ } last_item_codes; typedef enum { param_par_shape_code = 0, /* specifies paragraph shape */ param_output_routine_code, /* points to token list for \.{\\output} */ param_every_par_code, /* points to token list for \.{\\everypar} */ param_every_math_code, /* points to token list for \.{\\everymath} */ param_every_display_code, /* points to token list for \.{\\everydisplay} */ param_every_hbox_code, /* points to token list for \.{\\everyhbox} */ param_every_vbox_code, /* points to token list for \.{\\everyvbox} */ param_every_job_code, /* points to token list for \.{\\everyjob} */ param_every_cr_code, /* points to token list for \.{\\everycr} */ param_err_help_code, /* points to token list for \.{\\errhelp} */ param_pdf_pages_attr_code, /* points to token list for \.{\\pdfpagesattr} */ param_pdf_page_attr_code, /* points to token list for \.{\\pdfpageattr} */ param_pdf_page_resources_code, /* points to token list for \.{\\pdfpageresources} */ param_pdf_pk_mode_code, /* points to token list for \.{\\pdfpkmode} */ param_every_eof_code, /* points to token list for \.{\\everyeof} */ param_ocp_trace_level_code, param_ocp_active_number_code, param_ocp_active_min_ptr_code, param_ocp_active_max_ptr_code, param_ocp_active_code } param_local_pars; typedef enum { param_pretolerance_code = 0, /* badness tolerance before hyphenation */ param_tolerance_code, /* badness tolerance after hyphenation */ param_line_penalty_code, /* added to the badness of every line */ param_hyphen_penalty_code, /* penalty for break after discretionary hyphen */ param_ex_hyphen_penalty_code, /* penalty for break after explicit hyphen */ param_club_penalty_code, /* penalty for creating a club line */ param_widow_penalty_code, /* penalty for creating a widow line */ param_display_widow_penalty_code, /* ditto, just before a display */ param_broken_penalty_code, /* penalty for breaking a page at a broken line */ param_bin_op_penalty_code, /* penalty for breaking after a binary operation */ param_rel_penalty_code, /* penalty for breaking after a relation */ param_pre_display_penalty_code, /* penalty for breaking just before a displayed formula */ param_post_display_penalty_code, /* penalty for breaking just after a displayed formula */ param_inter_line_penalty_code, /* additional penalty between lines */ param_double_hyphen_demerits_code, /* demerits for double hyphen break */ param_final_hyphen_demerits_code, /* demerits for final hyphen break */ param_adj_demerits_code, /* demerits for adjacent incompatible lines */ param_mag_code, /* magnification ratio */ param_delimiter_factor_code, /* ratio for variable-size delimiters */ param_looseness_code, /* change in number of lines for a paragraph */ param_time_code, /* current time of day */ param_day_code, /* current day of the month */ param_month_code, /* current month of the year */ param_year_code, /* current year of our Lord */ param_show_box_breadth_code, /* nodes per level in |show_box| */ param_show_box_depth_code, /* maximum level in |show_box| */ param_hbadness_code, /* hboxes exceeding this badness will be shown by |hpack| */ param_vbadness_code, /* vboxes exceeding this badness will be shown by |vpack| */ param_pausing_code, /* pause after each line is read from a file */ param_tracing_online_code, /* show diagnostic output on terminal */ param_tracing_macros_code, /* show macros as they are being expanded */ param_tracing_stats_code, /* show memory usage if \TeX\ knows it */ param_tracing_paragraphs_code, /* show line-break calculations */ param_tracing_pages_code, /* show page-break calculations */ param_tracing_output_code, /* show boxes when they are shipped out */ param_tracing_lost_chars_code, /* show characters that aren't in the font */ param_tracing_commands_code, /* show command codes at |big_switch| */ param_tracing_restores_code, /* show equivalents when they are restored */ param_uc_hyph_code, /* hyphenate words beginning with a capital letter */ param_output_penalty_code, /* penalty found at current page break */ param_max_dead_cycles_code, /* bound on consecutive dead cycles of output */ param_hang_after_code, /* hanging indentation changes after this many lines */ param_floating_penalty_code, /* penalty for insertions heldover after a split */ param_global_defs_code, /* override \.{\\global} specifications */ param_cur_fam_code, /* current family */ param_escape_char_code, /* escape character for token output */ param_default_hyphen_char_code, /* value of \.{\\hyphenchar} when a font is loaded */ param_default_skew_char_code, /* value of \.{\\skewchar} when a font is loaded */ param_end_line_char_code, /* character placed at the right end of the buffer */ param_new_line_char_code, /* character that prints as |print_ln| */ param_language_code, /* current hyphenation table */ param_left_hyphen_min_code, /* minimum left hyphenation fragment size */ param_right_hyphen_min_code, /* minimum right hyphenation fragment size */ param_holding_inserts_code, /* do not remove insertion nodes from \.{\\box255} */ param_error_context_lines_code, /* maximum intermediate line pairs shown */ param_local_inter_line_penalty_code, /* local \.{\\interlinepenalty} */ param_local_broken_penalty_code, /* local \.{\\brokenpenalty} */ param_no_local_whatsits_code, /* counts local whatsits */ param_no_local_dirs_code, param_level_local_dir_code, param_luastartup_id_code, param_disable_lig_code, param_disable_kern_code, param_cat_code_table_code, param_output_box_code, param_cur_lang_code, /* current language id */ param_ex_hyphen_char_code, param_page_direction_code, /* the five direction params do not exist in web */ param_body_direction_code, param_par_direction_code, param_text_direction_code, param_math_direction_code, param_pdf_output_code, /* switch on PDF output if positive */ param_pdf_compress_level_code, /* compress level of streams */ param_pdf_decimal_digits_code, /* digits after the decimal point of numbers */ param_pdf_move_chars_code, /* move chars 0..31 to higher area if possible */ param_pdf_image_resolution_code, /* default image resolution */ param_pdf_pk_resolution_code, /* default resolution of PK font */ param_pdf_unique_resname_code, /* generate unique names for resouces */ param_pdf_option_always_use_pdfpagebox_code, /* if the PDF inclusion should always use a specific PDF page box */ param_pdf_option_pdf_inclusion_errorlevel_code, /* if the PDF inclusion should treat pdfs newer than |pdf_minor_version| as an error */ param_pdf_minor_version_code, /* fractional part of the PDF version produced */ param_pdf_force_pagebox_code, /* if the PDF inclusion should always use a specific PDF page box */ param_pdf_pagebox_code, /* default pagebox to use for PDF inclusion */ param_pdf_inclusion_errorlevel_code, /* if the PDF inclusion should treat pdfs newer than |pdf_minor_version| as an error */ param_pdf_gamma_code, param_pdf_image_gamma_code, param_pdf_image_hicolor_code, param_pdf_image_apply_gamma_code, param_pdf_adjust_spacing_code, /* level of spacing adjusting */ param_pdf_protrude_chars_code, /* protrude chars at left/right edge of paragraphs */ param_pdf_tracing_fonts_code, /* level of font detail in log */ param_pdf_objcompresslevel_code, /* activate object streams */ param_unused_one_code, /* deleted param (pdftex integer 21) */ param_unused_two_code, /* deleted param (pdftex integer 22) */ param_unused_three_code, /* deleted param (pdftex integer 23) */ param_pdf_gen_tounicode_code, /* generate ToUnicode for fonts? */ param_pdf_draftmode_code, /* switch on draftmode if positive */ param_pdf_replace_font_code, /* generate ToUnicode for fonts? */ param_pdf_inclusion_copy_font_code, /* generate ToUnicode for fonts? */ param_tracing_assigns_code, /* show assignments */ param_tracing_groups_code, /* show save/restore groups */ param_tracing_ifs_code, /* show conditionals */ param_tracing_scan_tokens_code, /* show pseudo file open and close */ param_tracing_nesting_code, /* show incomplete groups and ifs within files */ param_pre_display_direction_code, /* text direction preceding a display */ param_last_line_fit_code, /* adjustment for last line of paragraph */ param_saving_vdiscards_code, /* save items discarded from vlists */ param_saving_hyph_codes_code, /* save hyphenation codes for languages */ param_suppress_fontnotfound_error_code, /* suppress errors for missing fonts */ param_suppress_long_error_code, /* suppress errors for \\par in non-long contexts */ param_suppress_ifcsname_error_code, /* suppress errors for \\ifcsname junk contexts */ param_suppress_outer_error_code, /* suppress errors for \\outer contexts */ param_synctex_code, /* is synctex file generation enabled ? */ } int_param_codes; #define param_int_pars param_synctex_code+1 /* total number of integer parameters */ typedef enum { param_par_indent_code = 0, /* indentation of paragraphs */ param_math_surround_code, /* space around math in text */ param_line_skip_limit_code, /* threshold for |line_skip| instead of |baseline_skip| */ param_hsize_code, /* line width in horizontal mode */ param_vsize_code, /* page height in vertical mode */ param_max_depth_code, /* maximum depth of boxes on main pages */ param_split_max_depth_code, /* maximum depth of boxes on split pages */ param_box_max_depth_code, /* maximum depth of explicit vboxes */ param_hfuzz_code, /* tolerance for overfull hbox messages */ param_vfuzz_code, /* tolerance for overfull vbox messages */ param_delimiter_shortfall_code, /* maximum amount uncovered by variable delimiters */ param_null_delimiter_space_code, /* blank space in null delimiters */ param_script_space_code, /* extra space after subscript or superscript */ param_pre_display_size_code, /* length of text preceding a display */ param_display_width_code, /* length of line for displayed equation */ param_display_indent_code, /* indentation of line for displayed equation */ param_overfull_rule_code, /* width of rule that identifies overfull hboxes */ param_hang_indent_code, /* amount of hanging indentation */ param_h_offset_code, /* amount of horizontal offset when shipping pages out */ param_v_offset_code, /* amount of vertical offset when shipping pages out */ param_emergency_stretch_code, /* reduces badnesses on final pass of line-breaking */ param_page_left_offset_code, param_page_top_offset_code, param_page_right_offset_code, param_page_bottom_offset_code, param_pdf_h_origin_code, /* horigin of the PDF output */ #define param_pdftex_first_dimen_code param_pdf_horigin_code /* first number defined in this section */ param_pdf_v_origin_code, /* vorigin of the PDF output */ param_page_width_code, /* page width of the PDF output */ param_page_height_code, /* page height of the PDF output */ param_pdf_link_margin_code, /* link margin in the PDF output */ param_pdf_dest_margin_code, /* dest margin in the PDF output */ param_pdf_thread_margin_code, /* thread margin in the PDF output */ param_pdf_first_line_height_code, param_pdf_last_line_depth_code, param_pdf_each_line_height_code, param_pdf_each_line_depth_code, param_pdf_ignored_dimen_code, param_pdf_px_dimen_code } dimen_param_codes; #define param_pdftex_last_dimen_code param_pdftex_px_dimen_code /* last number defined in this section */ #define param_dimen_pars param_pdftex_last_dimen_code+1 /* total number of dimension parameters */ typedef enum { param_line_skip_code = 0, /* interline glue if |baseline_skip| is infeasible */ param_baseline_skip_code, /* desired glue between baselines */ param_par_skip_code, /* extra glue just above a paragraph */ param_above_display_skip_code, /* extra glue just above displayed math */ param_below_display_skip_code, /* extra glue just below displayed math */ param_above_display_short_skip_code, /* glue above displayed math following short lines */ param_below_display_short_skip_code, /* glue below displayed math following short lines */ param_left_skip_code, /* glue at left of justified lines */ param_right_skip_code, /* glue at right of justified lines */ param_top_skip_code, /* glue at top of main pages */ param_split_top_skip_code, /* glue at top of split pages */ param_tab_skip_code, /* glue between aligned entries */ param_space_skip_code, /* glue between words (if not |zero_glue|) */ param_xspace_skip_code, /* glue after sentences (if not |zero_glue|) */ param_par_fill_skip_code, /* glue on last line of paragraph */ param_thin_mu_skip_code, /* thin space in math formula */ param_med_mu_skip_code, /* medium space in math formula */ param_thick_mu_skip_code, /* thick space in math formula */ } param_skip_codes; #define glue_pars thick_mu_skip_code+1 /* total number of glue parameters */ #define eq_type(a) zeqtb[a].hh.u.B0 #define equiv(a) zeqtb[a].hh.v.RH #define int_par(A) zeqtb[static_int_base+(A)].cint #define dimen_par(A) zeqtb[static_dimen_base+(A)].cint #define loc_par(A) equiv(static_local_base+(A)) #define glue_par(A) equiv(static_glue_base+(A)) typedef enum { bottom_level = 0, /* group code for the outside world */ simple_group, /* group code for local structure only */ hbox_group, /* code for `\.{\\hbox}\grp' */ adjusted_hbox_group, /* code for `\.{\\hbox}\grp' in vertical mode */ vbox_group, /* code for `\.{\\vbox}\grp' */ vtop_group, /* code for `\.{\\vtop}\grp' */ align_group, /* code for `\.{\\halign}\grp', `\.{\\valign}\grp' */ no_align_group, /* code for `\.{\\noalign}\grp' */ output_group, /* code for output routine */ math_group, /* code for, e.g., `\.{\char'136}\grp' */ disc_group, /* code for `\.{\\discretionary}\grp\grp\grp' */ insert_group, /* code for `\.{\\insert}\grp', `\.{\\vadjust}\grp' */ vcenter_group, /* code for `\.{\\vcenter}\grp' */ math_choice_group, /* code for `\.{\\mathchoice}\grp\grp\grp\grp' */ semi_simple_group, /* code for `\.{\\begingroup...\\endgroup}' */ math_shift_group, /* code for `\.{\$...\$}' */ math_left_group, /* code for `\.{\\left...\\right}' */ local_box_group, /* code for `\.{\\localleftbox...\\localrightbox}' */ max_group_code, split_off_group, /* box code for the top part of a \.{\\vsplit} */ split_keep_group, /* box code for the bottom part of a \.{\\vsplit} */ preamble_group, /* box code for the preamble processing in an alignment */ align_set_group, /* box code for the final item pass in an alignment */ fin_row_group /* box code for a provisory line in an alignment */ } tex_group_codes;