1122 lines
29 KiB
C
1122 lines
29 KiB
C
/* cmds.c -- Texinfo commands.
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$Id: cmds.c,v 1.1.1.1 2001/07/25 16:20:57 assar Exp $
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Copyright (C) 1998, 99 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software Foundation,
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Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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#include "system.h"
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#include "cmds.h"
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#include "defun.h"
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#include "files.h"
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#include "footnote.h"
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#include "insertion.h"
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#include "lang.h"
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#include "macro.h"
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#include "makeinfo.h"
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#include "node.h"
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#include "sectioning.h"
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#include "toc.h"
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#ifdef TM_IN_SYS_TIME
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#include <sys/time.h>
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#else
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#include <time.h>
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#endif
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void insert_self (), insert_space (), cm_ignore_line (), cm_ignore_arg ();
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void
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cm_TeX (), cm_acronym (), cm_asterisk (), cm_b (), cm_bullet (), cm_cite (),
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cm_code (), cm_copyright (), cm_ctrl (), cm_dfn (), cm_dircategory (),
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cm_direntry (), cm_dmn (), cm_dots (), cm_emph (), cm_enddots (), cm_i (),
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cm_image (), cm_kbd (), cm_key (), cm_no_op (),
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cm_novalidate (), cm_not_fixed_width (), cm_r (),
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cm_strong (), cm_var (), cm_sc (), cm_w (), cm_email (), cm_url ();
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void
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cm_anchor (), cm_node (), cm_menu (), cm_xref (), cm_ftable (),
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cm_vtable (), cm_pxref (), cm_inforef (), cm_uref (), cm_email (),
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cm_quotation (), cm_display (), cm_smalldisplay (), cm_itemize (),
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cm_enumerate (), cm_tab (), cm_table (), cm_itemx (), cm_noindent (),
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cm_setfilename (), cm_br (), cm_sp (), cm_page (), cm_group (),
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cm_center (), cm_ref (), cm_include (), cm_bye (), cm_item (), cm_end (),
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cm_kindex (), cm_cindex (), cm_findex (), cm_pindex (), cm_vindex (),
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cm_tindex (), cm_synindex (), cm_printindex (), cm_minus (),
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cm_example (), cm_smallexample (), cm_smalllisp (), cm_lisp (),
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cm_format (), cm_smallformat (), cm_exdent (), cm_defindex (),
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cm_defcodeindex (), cm_result (), cm_expansion (), cm_equiv (),
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cm_print (), cm_error (), cm_point (), cm_today (), cm_flushleft (),
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cm_flushright (), cm_finalout (), cm_cartouche (), cm_detailmenu (),
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cm_multitable (), cm_settitle (), cm_titlefont (), cm_tt ();
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/* Conditionals. */
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void cm_set (), cm_clear (), cm_ifset (), cm_ifclear ();
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void cm_value (), cm_ifeq ();
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/* Options. */
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static void cm_paragraphindent (), cm_exampleindent ();
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/* Internals. */
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static void cm_obsolete ();
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/* A random string. */
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static const char small_tag[] = "small";
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/* The dispatch table. */
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COMMAND command_table[] = {
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{ "\t", insert_space, NO_BRACE_ARGS },
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{ "\n", insert_space, NO_BRACE_ARGS },
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{ " ", insert_self, NO_BRACE_ARGS },
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{ "!", insert_self, NO_BRACE_ARGS },
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{ "\"", cm_accent_umlaut, MAYBE_BRACE_ARGS },
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{ "'", cm_accent_acute, MAYBE_BRACE_ARGS },
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{ "*", cm_asterisk, NO_BRACE_ARGS },
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{ ",", cm_accent_cedilla, MAYBE_BRACE_ARGS },
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{ "-", cm_no_op, NO_BRACE_ARGS },
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{ ".", insert_self, NO_BRACE_ARGS },
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{ ":", cm_no_op, NO_BRACE_ARGS },
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{ "=", cm_accent, MAYBE_BRACE_ARGS },
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{ "?", insert_self, NO_BRACE_ARGS },
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{ "@", insert_self, NO_BRACE_ARGS },
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{ "^", cm_accent_hat, MAYBE_BRACE_ARGS },
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{ "`", cm_accent_grave, MAYBE_BRACE_ARGS },
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{ "{", insert_self, NO_BRACE_ARGS },
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{ "|", cm_no_op, NO_BRACE_ARGS },
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{ "}", insert_self, NO_BRACE_ARGS },
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{ "~", cm_accent_tilde, MAYBE_BRACE_ARGS },
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{ "AA", cm_special_char, BRACE_ARGS },
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{ "AE", cm_special_char, BRACE_ARGS },
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{ "H", cm_accent, MAYBE_BRACE_ARGS },
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{ "L", cm_special_char, BRACE_ARGS },
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{ "O", cm_special_char, BRACE_ARGS },
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{ "OE", cm_special_char, BRACE_ARGS },
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{ "TeX", cm_TeX, BRACE_ARGS },
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{ "aa", cm_special_char, BRACE_ARGS },
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{ "acronym", cm_acronym, BRACE_ARGS },
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{ "ae", cm_special_char, BRACE_ARGS },
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{ "afourpaper", cm_ignore_line, NO_BRACE_ARGS },
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{ "alias", cm_alias, NO_BRACE_ARGS },
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{ "anchor", cm_anchor, BRACE_ARGS },
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{ "appendix", cm_appendix, NO_BRACE_ARGS },
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{ "appendixsection", cm_appendixsec, NO_BRACE_ARGS },
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{ "appendixsec", cm_appendixsec, NO_BRACE_ARGS },
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{ "appendixsubsec", cm_appendixsubsec, NO_BRACE_ARGS },
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{ "appendixsubsubsec", cm_appendixsubsubsec, NO_BRACE_ARGS },
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{ "asis", cm_no_op, BRACE_ARGS },
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{ "b", cm_b, BRACE_ARGS },
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{ "bullet", cm_bullet, BRACE_ARGS },
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{ "bye", cm_bye, NO_BRACE_ARGS },
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{ "c", cm_ignore_line, NO_BRACE_ARGS },
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{ "cartouche", cm_cartouche, NO_BRACE_ARGS },
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{ "center", cm_center, NO_BRACE_ARGS },
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{ "centerchap", cm_unnumbered, NO_BRACE_ARGS },
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{ "chapheading", cm_chapheading, NO_BRACE_ARGS },
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{ "chapter", cm_chapter, NO_BRACE_ARGS },
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{ "cindex", cm_cindex, NO_BRACE_ARGS },
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{ "cite", cm_cite, BRACE_ARGS },
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{ "clear", cm_clear, NO_BRACE_ARGS },
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{ "code", cm_code, BRACE_ARGS },
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{ "command", cm_code, BRACE_ARGS },
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{ "comment", cm_ignore_line, NO_BRACE_ARGS },
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{ "contents", cm_contents, NO_BRACE_ARGS },
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{ "copyright", cm_copyright, BRACE_ARGS },
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{ "ctrl", cm_obsolete, BRACE_ARGS },
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{ "defcodeindex", cm_defcodeindex, NO_BRACE_ARGS },
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{ "defcv", cm_defun, NO_BRACE_ARGS },
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{ "defcvx", cm_defun, NO_BRACE_ARGS },
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{ "deffn", cm_defun, NO_BRACE_ARGS },
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{ "deffnx", cm_defun, NO_BRACE_ARGS },
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{ "defindex", cm_defindex, NO_BRACE_ARGS },
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{ "definfoenclose", cm_definfoenclose, NO_BRACE_ARGS },
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{ "defivar", cm_defun, NO_BRACE_ARGS },
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{ "defivarx", cm_defun, NO_BRACE_ARGS },
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{ "defmac", cm_defun, NO_BRACE_ARGS },
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{ "defmacx", cm_defun, NO_BRACE_ARGS },
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{ "defmethod", cm_defun, NO_BRACE_ARGS },
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{ "defmethodx", cm_defun, NO_BRACE_ARGS },
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{ "defop", cm_defun, NO_BRACE_ARGS },
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{ "defopt", cm_defun, NO_BRACE_ARGS },
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{ "defoptx", cm_defun, NO_BRACE_ARGS },
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{ "defopx", cm_defun, NO_BRACE_ARGS },
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{ "defspec", cm_defun, NO_BRACE_ARGS },
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{ "defspecx", cm_defun, NO_BRACE_ARGS },
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{ "deftp", cm_defun, NO_BRACE_ARGS },
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{ "deftpx", cm_defun, NO_BRACE_ARGS },
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{ "deftypefn", cm_defun, NO_BRACE_ARGS },
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{ "deftypefnx", cm_defun, NO_BRACE_ARGS },
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{ "deftypefun", cm_defun, NO_BRACE_ARGS },
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{ "deftypefunx", cm_defun, NO_BRACE_ARGS },
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{ "deftypeivar", cm_defun, NO_BRACE_ARGS },
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{ "deftypeivarx", cm_defun, NO_BRACE_ARGS },
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{ "deftypemethod", cm_defun, NO_BRACE_ARGS },
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{ "deftypemethodx", cm_defun, NO_BRACE_ARGS },
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{ "deftypeop", cm_defun, NO_BRACE_ARGS },
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{ "deftypeopx", cm_defun, NO_BRACE_ARGS },
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{ "deftypevar", cm_defun, NO_BRACE_ARGS },
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{ "deftypevarx", cm_defun, NO_BRACE_ARGS },
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{ "deftypevr", cm_defun, NO_BRACE_ARGS },
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{ "deftypevrx", cm_defun, NO_BRACE_ARGS },
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{ "defun", cm_defun, NO_BRACE_ARGS },
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{ "defunx", cm_defun, NO_BRACE_ARGS },
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{ "defvar", cm_defun, NO_BRACE_ARGS },
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{ "defvarx", cm_defun, NO_BRACE_ARGS },
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{ "defvr", cm_defun, NO_BRACE_ARGS },
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{ "defvrx", cm_defun, NO_BRACE_ARGS },
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{ "detailmenu", cm_detailmenu, NO_BRACE_ARGS },
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{ "dfn", cm_dfn, BRACE_ARGS },
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{ "dircategory", cm_dircategory, NO_BRACE_ARGS },
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{ "direntry", cm_direntry, NO_BRACE_ARGS },
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{ "display", cm_display, NO_BRACE_ARGS },
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{ "dmn", cm_no_op, BRACE_ARGS },
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{ "documentencoding", cm_documentencoding, NO_BRACE_ARGS },
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{ "documentlanguage", cm_documentlanguage, NO_BRACE_ARGS },
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{ "dotaccent", cm_accent, MAYBE_BRACE_ARGS },
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{ "dotless", cm_dotless, BRACE_ARGS },
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{ "dots", cm_dots, BRACE_ARGS },
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{ "email", cm_email, BRACE_ARGS },
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{ "emph", cm_emph, BRACE_ARGS },
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{ "end", cm_end, NO_BRACE_ARGS },
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{ "enddots", cm_enddots, BRACE_ARGS },
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{ "enumerate", cm_enumerate, NO_BRACE_ARGS },
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{ "env", cm_code, BRACE_ARGS },
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{ "equiv", cm_equiv, BRACE_ARGS },
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{ "error", cm_error, BRACE_ARGS },
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{ "example", cm_example, NO_BRACE_ARGS },
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{ "exampleindent", cm_exampleindent, NO_BRACE_ARGS },
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{ "exclamdown", cm_special_char, BRACE_ARGS },
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{ "exdent", cm_exdent, NO_BRACE_ARGS },
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{ "expansion", cm_expansion, BRACE_ARGS },
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{ "file", cm_code, BRACE_ARGS },
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{ "finalout", cm_no_op, NO_BRACE_ARGS },
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{ "findex", cm_findex, NO_BRACE_ARGS },
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{ "flushleft", cm_flushleft, NO_BRACE_ARGS },
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{ "flushright", cm_flushright, NO_BRACE_ARGS },
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{ "footnote", cm_footnote, NO_BRACE_ARGS}, /* self-arg eater */
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{ "footnotestyle", cm_footnotestyle, NO_BRACE_ARGS },
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{ "format", cm_format, NO_BRACE_ARGS },
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{ "ftable", cm_ftable, NO_BRACE_ARGS },
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{ "group", cm_group, NO_BRACE_ARGS },
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{ "heading", cm_heading, NO_BRACE_ARGS },
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{ "headings", cm_ignore_line, NO_BRACE_ARGS },
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{ "html", cm_html, NO_BRACE_ARGS },
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{ "hyphenation", cm_ignore_arg, BRACE_ARGS },
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{ "i", cm_i, BRACE_ARGS },
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{ "ifclear", cm_ifclear, NO_BRACE_ARGS },
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{ "ifeq", cm_ifeq, NO_BRACE_ARGS },
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{ "ifhtml", cm_ifhtml, NO_BRACE_ARGS },
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{ "ifinfo", cm_ifinfo, NO_BRACE_ARGS },
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{ "ifnothtml", cm_ifnothtml, NO_BRACE_ARGS },
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{ "ifnotinfo", cm_ifnotinfo, NO_BRACE_ARGS },
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{ "ifnottex", cm_ifnottex, NO_BRACE_ARGS },
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{ "ifset", cm_ifset, NO_BRACE_ARGS },
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{ "iftex", cm_iftex, NO_BRACE_ARGS },
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{ "ignore", command_name_condition, NO_BRACE_ARGS },
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{ "image", cm_image, BRACE_ARGS },
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{ "include", cm_include, NO_BRACE_ARGS },
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{ "inforef", cm_inforef, BRACE_ARGS },
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{ "item", cm_item, NO_BRACE_ARGS },
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{ "itemize", cm_itemize, NO_BRACE_ARGS },
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{ "itemx", cm_itemx, NO_BRACE_ARGS },
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{ "kbd", cm_kbd, BRACE_ARGS },
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{ "kbdinputstyle", cm_ignore_line, NO_BRACE_ARGS },
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{ "key", cm_key, BRACE_ARGS },
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{ "kindex", cm_kindex, NO_BRACE_ARGS },
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{ "l", cm_special_char, BRACE_ARGS },
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{ "lisp", cm_lisp, NO_BRACE_ARGS },
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{ "lowersections", cm_lowersections, NO_BRACE_ARGS },
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{ "macro", cm_macro, NO_BRACE_ARGS },
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{ "majorheading", cm_majorheading, NO_BRACE_ARGS },
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{ "math", cm_no_op, BRACE_ARGS },
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{ "menu", cm_menu, NO_BRACE_ARGS },
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{ "minus", cm_minus, BRACE_ARGS },
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{ "multitable", cm_multitable, NO_BRACE_ARGS },
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{ "need", cm_ignore_line, NO_BRACE_ARGS },
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{ "node", cm_node, NO_BRACE_ARGS },
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{ "noindent", cm_noindent, NO_BRACE_ARGS },
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{ "noindent", cm_novalidate, NO_BRACE_ARGS },
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{ "nwnode", cm_node, NO_BRACE_ARGS },
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{ "o", cm_special_char, BRACE_ARGS },
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{ "oe", cm_special_char, BRACE_ARGS },
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{ "option", cm_code, BRACE_ARGS },
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{ "page", cm_no_op, NO_BRACE_ARGS },
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{ "pagesizes", cm_ignore_line, NO_BRACE_ARGS },
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{ "paragraphindent", cm_paragraphindent, NO_BRACE_ARGS },
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{ "pindex", cm_pindex, NO_BRACE_ARGS },
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{ "point", cm_point, BRACE_ARGS },
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{ "pounds", cm_special_char, BRACE_ARGS },
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{ "print", cm_print, BRACE_ARGS },
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{ "printindex", cm_printindex, NO_BRACE_ARGS },
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{ "pxref", cm_pxref, BRACE_ARGS },
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{ "questiondown", cm_special_char, BRACE_ARGS },
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{ "quotation", cm_quotation, NO_BRACE_ARGS },
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{ "r", cm_r, BRACE_ARGS },
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{ "raisesections", cm_raisesections, NO_BRACE_ARGS },
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{ "ref", cm_ref, BRACE_ARGS },
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{ "refill", cm_no_op, NO_BRACE_ARGS },
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{ "result", cm_result, BRACE_ARGS },
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{ "ringaccent", cm_accent, MAYBE_BRACE_ARGS },
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{ "rmacro", cm_rmacro, NO_BRACE_ARGS },
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{ "samp", cm_code, BRACE_ARGS },
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{ "sc", cm_sc, BRACE_ARGS },
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{ "section", cm_section, NO_BRACE_ARGS },
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{ "set", cm_set, NO_BRACE_ARGS },
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{ "setchapternewpage", cm_ignore_line, NO_BRACE_ARGS },
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{ "setchapterstyle", cm_obsolete, NO_BRACE_ARGS },
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{ "setcontentsaftertitlepage", cm_no_op, NO_BRACE_ARGS },
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{ "setfilename", cm_setfilename, NO_BRACE_ARGS },
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{ "setshortcontentsaftertitlepage", cm_no_op, NO_BRACE_ARGS },
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{ "settitle", cm_settitle, NO_BRACE_ARGS },
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{ "shortcontents", cm_shortcontents, NO_BRACE_ARGS },
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{ "shorttitlepage", cm_ignore_line, NO_BRACE_ARGS },
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{ "smallbook", cm_ignore_line, NO_BRACE_ARGS },
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{ "smalldisplay", cm_smalldisplay, NO_BRACE_ARGS },
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{ "smallexample", cm_smallexample, NO_BRACE_ARGS },
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{ "smallformat", cm_smallformat, NO_BRACE_ARGS },
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{ "smalllisp", cm_smalllisp, NO_BRACE_ARGS },
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{ "sp", cm_sp, NO_BRACE_ARGS },
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{ "ss", cm_special_char, BRACE_ARGS },
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||
{ "strong", cm_strong, BRACE_ARGS },
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{ "subheading", cm_subheading, NO_BRACE_ARGS },
|
||
{ "subsection", cm_subsection, NO_BRACE_ARGS },
|
||
{ "subsubheading", cm_subsubheading, NO_BRACE_ARGS },
|
||
{ "subsubsection", cm_subsubsection, NO_BRACE_ARGS },
|
||
{ "summarycontents", cm_no_op, NO_BRACE_ARGS },
|
||
{ "syncodeindex", cm_synindex, NO_BRACE_ARGS },
|
||
{ "synindex", cm_synindex, NO_BRACE_ARGS },
|
||
{ "t", cm_tt, BRACE_ARGS },
|
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{ "tab", cm_tab, NO_BRACE_ARGS },
|
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{ "table", cm_table, NO_BRACE_ARGS },
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{ "tex", cm_tex, NO_BRACE_ARGS },
|
||
{ "tieaccent", cm_accent, MAYBE_BRACE_ARGS },
|
||
{ "tindex", cm_tindex, NO_BRACE_ARGS },
|
||
{ "titlefont", cm_titlefont, BRACE_ARGS },
|
||
{ "titlepage", command_name_condition, NO_BRACE_ARGS },
|
||
{ "today", cm_today, BRACE_ARGS },
|
||
{ "top", cm_top, NO_BRACE_ARGS },
|
||
{ "u", cm_accent, MAYBE_BRACE_ARGS },
|
||
{ "ubaraccent", cm_accent, MAYBE_BRACE_ARGS },
|
||
{ "udotaccent", cm_accent, MAYBE_BRACE_ARGS },
|
||
{ "unmacro", cm_unmacro, NO_BRACE_ARGS },
|
||
{ "unnumbered", cm_unnumbered, NO_BRACE_ARGS },
|
||
{ "unnumberedsec", cm_unnumberedsec, NO_BRACE_ARGS },
|
||
{ "unnumberedsubsec", cm_unnumberedsubsec, NO_BRACE_ARGS },
|
||
{ "unnumberedsubsubsec", cm_unnumberedsubsubsec, NO_BRACE_ARGS },
|
||
{ "uref", cm_uref, BRACE_ARGS },
|
||
{ "url", cm_url, BRACE_ARGS },
|
||
{ "v", cm_accent, MAYBE_BRACE_ARGS },
|
||
{ "value", cm_value, BRACE_ARGS },
|
||
{ "var", cm_var, BRACE_ARGS },
|
||
{ "vindex", cm_vindex, NO_BRACE_ARGS },
|
||
{ "vtable", cm_vtable, NO_BRACE_ARGS },
|
||
{ "w", cm_w, BRACE_ARGS },
|
||
{ "xref", cm_xref, BRACE_ARGS },
|
||
|
||
/* Deprecated commands. These used to be for italics. */
|
||
{ "iappendix", cm_ideprecated, NO_BRACE_ARGS },
|
||
{ "iappendixsec", cm_ideprecated, NO_BRACE_ARGS },
|
||
{ "iappendixsection", cm_ideprecated, NO_BRACE_ARGS },
|
||
{ "iappendixsubsec", cm_ideprecated, NO_BRACE_ARGS },
|
||
{ "iappendixsubsubsec", cm_ideprecated, NO_BRACE_ARGS },
|
||
{ "ichapter", cm_ideprecated, NO_BRACE_ARGS },
|
||
{ "isection", cm_ideprecated, NO_BRACE_ARGS },
|
||
{ "isubsection", cm_ideprecated, NO_BRACE_ARGS },
|
||
{ "isubsubsection", cm_ideprecated, NO_BRACE_ARGS },
|
||
{ "iunnumbered", cm_ideprecated, NO_BRACE_ARGS },
|
||
{ "iunnumberedsec", cm_ideprecated, NO_BRACE_ARGS },
|
||
{ "iunnumberedsubsec", cm_ideprecated, NO_BRACE_ARGS },
|
||
{ "iunnumberedsubsubsec", cm_ideprecated, NO_BRACE_ARGS },
|
||
|
||
/* Now @include does what this was used to. */
|
||
{ "infoinclude", cm_obsolete, NO_BRACE_ARGS },
|
||
{ "titlespec", cm_obsolete, NO_BRACE_ARGS },
|
||
|
||
{ NULL, NULL, NO_BRACE_ARGS }
|
||
};
|
||
|
||
/* The bulk of the Texinfo commands. */
|
||
|
||
/* Commands which insert their own names. */
|
||
void
|
||
insert_self (arg)
|
||
int arg;
|
||
{
|
||
if (arg == START)
|
||
add_word (command);
|
||
}
|
||
|
||
void
|
||
insert_space (arg)
|
||
int arg;
|
||
{
|
||
if (arg == START)
|
||
add_char (' ');
|
||
}
|
||
|
||
/* Force a line break in the output. */
|
||
void
|
||
cm_asterisk ()
|
||
{
|
||
if (html)
|
||
add_word ("<br>");
|
||
else
|
||
{
|
||
close_single_paragraph ();
|
||
cm_noindent ();
|
||
}
|
||
}
|
||
|
||
/* Insert ellipsis. */
|
||
void
|
||
cm_dots (arg)
|
||
int arg;
|
||
{
|
||
if (arg == START)
|
||
add_word (html ? "<small>...</small>" : "...");
|
||
}
|
||
|
||
/* Insert ellipsis for sentence end. */
|
||
void
|
||
cm_enddots (arg)
|
||
int arg;
|
||
{
|
||
if (arg == START)
|
||
add_word (html ? "<small>...</small>." : "....");
|
||
}
|
||
|
||
void
|
||
cm_bullet (arg)
|
||
int arg;
|
||
{
|
||
if (arg == START)
|
||
{
|
||
if (html)
|
||
add_word ("•");
|
||
else
|
||
add_char ('*');
|
||
}
|
||
}
|
||
|
||
void
|
||
cm_minus (arg)
|
||
int arg;
|
||
{
|
||
if (arg == START)
|
||
add_char ('-');
|
||
}
|
||
|
||
/* Insert "TeX". */
|
||
void
|
||
cm_TeX (arg)
|
||
int arg;
|
||
{
|
||
if (arg == START)
|
||
add_word ("TeX");
|
||
}
|
||
|
||
/* Copyright symbol. */
|
||
void
|
||
cm_copyright (arg)
|
||
int arg;
|
||
{
|
||
if (arg == START)
|
||
if (html)
|
||
add_word ("©");
|
||
else
|
||
add_word ("(C)");
|
||
}
|
||
|
||
void
|
||
cm_today (arg)
|
||
int arg;
|
||
{
|
||
static char *months[12] =
|
||
{ N_("January"), N_("February"), N_("March"), N_("April"), N_("May"),
|
||
N_("June"), N_("July"), N_("August"), N_("September"), N_("October"),
|
||
N_("November"), N_("December") };
|
||
if (arg == START)
|
||
{
|
||
time_t timer = time (0);
|
||
struct tm *ts = localtime (&timer);
|
||
add_word_args ("%d %s %d", ts->tm_mday, _(months[ts->tm_mon]),
|
||
ts->tm_year + 1900);
|
||
}
|
||
}
|
||
|
||
void
|
||
cm_acronym (arg)
|
||
int arg;
|
||
{
|
||
if (html)
|
||
insert_html_tag (arg, small_tag);
|
||
}
|
||
|
||
void
|
||
cm_tt (arg)
|
||
int arg;
|
||
{
|
||
/* @t{} is a no-op in Info. */
|
||
if (html)
|
||
insert_html_tag (arg, "tt");
|
||
}
|
||
|
||
void
|
||
cm_code (arg)
|
||
int arg;
|
||
{
|
||
extern int printing_index;
|
||
|
||
if (arg == START)
|
||
{
|
||
in_fixed_width_font++;
|
||
|
||
if (html)
|
||
insert_html_tag (arg, "code");
|
||
else if (!printing_index)
|
||
add_char ('`');
|
||
}
|
||
else if (html)
|
||
insert_html_tag (arg, "code");
|
||
else
|
||
{
|
||
if (!printing_index)
|
||
add_meta_char ('\'');
|
||
}
|
||
}
|
||
|
||
void
|
||
cm_kbd (arg)
|
||
int arg;
|
||
{
|
||
if (html)
|
||
{ /* Seems like we should increment in_fixed_width_font for Info
|
||
format too, but then the quote-omitting special case gets
|
||
confused. Punt. */
|
||
if (arg == START)
|
||
in_fixed_width_font++;
|
||
insert_html_tag (arg, "kbd");
|
||
}
|
||
else
|
||
{ /* People use @kbd in an example to get the "user input" font.
|
||
We don't want quotes in that case. */
|
||
if (!in_fixed_width_font)
|
||
cm_code (arg);
|
||
}
|
||
}
|
||
|
||
void
|
||
cm_url (arg, start, end)
|
||
{
|
||
if (html)
|
||
{
|
||
if (arg == START)
|
||
add_word ("<<code>");
|
||
else
|
||
add_word ("</code>>");
|
||
}
|
||
else
|
||
if (arg == START)
|
||
add_word ("<");
|
||
else
|
||
add_word (">");
|
||
}
|
||
|
||
void
|
||
cm_key (arg)
|
||
int arg;
|
||
{
|
||
if (html)
|
||
add_word (arg == START ? "<" : ">");
|
||
else
|
||
add_char (arg == START ? '<' : '>');
|
||
}
|
||
|
||
/* Handle a command that switches to a non-fixed-width font. */
|
||
void
|
||
not_fixed_width (arg)
|
||
int arg;
|
||
{
|
||
if (arg == START)
|
||
in_fixed_width_font = 0;
|
||
}
|
||
|
||
/* @var in makeinfo just uppercases the text. */
|
||
void
|
||
cm_var (arg, start_pos, end_pos)
|
||
int arg, start_pos, end_pos;
|
||
{
|
||
not_fixed_width (arg);
|
||
|
||
if (html)
|
||
insert_html_tag (arg, "var");
|
||
else if (arg == END)
|
||
{
|
||
while (start_pos < end_pos)
|
||
{
|
||
unsigned char c = output_paragraph[start_pos];
|
||
if (strchr ("[](),", c))
|
||
warning (_("unlikely character %c in @var"), c);
|
||
output_paragraph[start_pos] = coerce_to_upper (c);
|
||
start_pos++;
|
||
}
|
||
}
|
||
}
|
||
|
||
void
|
||
cm_sc (arg, start_pos, end_pos)
|
||
int arg, start_pos, end_pos;
|
||
{
|
||
not_fixed_width (arg);
|
||
|
||
if (arg == START)
|
||
{
|
||
if (html)
|
||
insert_html_tag (arg, small_tag);
|
||
}
|
||
else
|
||
{
|
||
int all_upper = 1;
|
||
|
||
if (html)
|
||
start_pos += sizeof (small_tag) + 2 - 1; /* skip <small> */
|
||
|
||
while (start_pos < end_pos)
|
||
{
|
||
unsigned char c = output_paragraph[start_pos];
|
||
if (!isupper (c))
|
||
all_upper = 0;
|
||
output_paragraph[start_pos] = coerce_to_upper (c);
|
||
start_pos++;
|
||
}
|
||
if (all_upper)
|
||
warning (_("@sc argument all uppercase, thus no effect"));
|
||
|
||
if (html)
|
||
insert_html_tag (arg, small_tag);
|
||
}
|
||
}
|
||
|
||
void
|
||
cm_dfn (arg, position)
|
||
int arg, position;
|
||
{
|
||
if (html)
|
||
insert_html_tag (arg, "dfn");
|
||
else if (arg == START)
|
||
add_char ('"');
|
||
else
|
||
add_meta_char ('"');
|
||
}
|
||
|
||
void
|
||
cm_emph (arg)
|
||
int arg;
|
||
{
|
||
if (html)
|
||
insert_html_tag (arg, "em");
|
||
else
|
||
add_char ('_');
|
||
}
|
||
|
||
void
|
||
cm_strong (arg, position)
|
||
int arg, position;
|
||
{
|
||
if (html)
|
||
insert_html_tag (arg, "strong");
|
||
else
|
||
add_char ('*');
|
||
}
|
||
|
||
void
|
||
cm_cite (arg, position)
|
||
int arg, position;
|
||
{
|
||
if (html)
|
||
insert_html_tag (arg, "cite");
|
||
else
|
||
{
|
||
if (arg == START)
|
||
add_char ('`');
|
||
else
|
||
add_char ('\'');
|
||
}
|
||
}
|
||
|
||
/* No highlighting, but argument switches fonts. */
|
||
void
|
||
cm_not_fixed_width (arg, start, end)
|
||
int arg, start, end;
|
||
{
|
||
not_fixed_width (arg);
|
||
}
|
||
|
||
void
|
||
cm_i (arg)
|
||
int arg;
|
||
{
|
||
if (html)
|
||
insert_html_tag (arg, "i");
|
||
else
|
||
not_fixed_width (arg);
|
||
}
|
||
|
||
void
|
||
cm_b (arg)
|
||
int arg;
|
||
{
|
||
if (html)
|
||
insert_html_tag (arg, "b");
|
||
else
|
||
not_fixed_width (arg);
|
||
}
|
||
|
||
void
|
||
cm_r (arg)
|
||
int arg;
|
||
{
|
||
extern int printing_index;
|
||
|
||
/* People use @r{} in index entries like this:
|
||
|
||
@findex foo@r{, some text}
|
||
|
||
This is supposed to produce output as if the entry were saying
|
||
"@code{foo}, some text", since the "fn" index is typeset as
|
||
@code. The following attempts to do the same in HTML. Note that
|
||
this relies on the fact that only @code bumps up the variable
|
||
in_fixed_width_font while processing index entries in HTML mode. */
|
||
if (html && printing_index)
|
||
{
|
||
int level = in_fixed_width_font;
|
||
|
||
while (level--)
|
||
insert_html_tag (arg == START ? END : START, "code");
|
||
}
|
||
|
||
not_fixed_width (arg);
|
||
}
|
||
|
||
void
|
||
cm_titlefont (arg)
|
||
int arg;
|
||
{
|
||
not_fixed_width (arg);
|
||
}
|
||
|
||
/* Various commands are no-op's. */
|
||
void
|
||
cm_no_op ()
|
||
{
|
||
}
|
||
|
||
|
||
/* For proofing single chapters, etc. */
|
||
void
|
||
cm_novalidate ()
|
||
{
|
||
validating = 0;
|
||
}
|
||
|
||
|
||
/* Prevent the argument from being split across two lines. */
|
||
void
|
||
cm_w (arg, start, end)
|
||
int arg, start, end;
|
||
{
|
||
if (arg == START)
|
||
non_splitting_words++;
|
||
else
|
||
non_splitting_words--;
|
||
}
|
||
|
||
|
||
/* Explain that this command is obsolete, thus the user shouldn't
|
||
do anything with it. */
|
||
static void
|
||
cm_obsolete (arg, start, end)
|
||
int arg, start, end;
|
||
{
|
||
if (arg == START)
|
||
warning (_("%c%s is obsolete"), COMMAND_PREFIX, command);
|
||
}
|
||
|
||
|
||
/* This says to inhibit the indentation of the next paragraph, but
|
||
not of following paragraphs. */
|
||
void
|
||
cm_noindent ()
|
||
{
|
||
if (!inhibit_paragraph_indentation)
|
||
inhibit_paragraph_indentation = -1;
|
||
}
|
||
|
||
/* I don't know exactly what to do with this. Should I allow
|
||
someone to switch filenames in the middle of output? Since the
|
||
file could be partially written, this doesn't seem to make sense.
|
||
Another option: ignore it, since they don't *really* want to
|
||
switch files. Finally, complain, or at least warn. It doesn't
|
||
really matter, anyway, since this doesn't get executed. */
|
||
void
|
||
cm_setfilename ()
|
||
{
|
||
char *filename;
|
||
get_rest_of_line (1, &filename);
|
||
/* warning ("`@%s %s' encountered and ignored", command, filename); */
|
||
free (filename);
|
||
}
|
||
|
||
void
|
||
cm_settitle ()
|
||
{
|
||
get_rest_of_line (0, &title);
|
||
}
|
||
|
||
/* Ignore argument in braces. */
|
||
void
|
||
cm_ignore_arg (arg, start_pos, end_pos)
|
||
int arg, start_pos, end_pos;
|
||
{
|
||
if (arg == END)
|
||
output_paragraph_offset = start_pos;
|
||
}
|
||
|
||
/* Ignore argument on rest of line. */
|
||
void
|
||
cm_ignore_line ()
|
||
{
|
||
discard_until ("\n");
|
||
}
|
||
|
||
/* Insert the number of blank lines passed as argument. */
|
||
void
|
||
cm_sp ()
|
||
{
|
||
int lines;
|
||
char *line;
|
||
|
||
get_rest_of_line (1, &line);
|
||
|
||
if (sscanf (line, "%d", &lines) != 1 || lines <= 0)
|
||
line_error (_("@sp requires a positive numeric argument, not `%s'"), line);
|
||
else
|
||
{ /* Must disable filling since otherwise multiple newlines is like
|
||
multiple spaces. Must close paragraph since that's what the
|
||
manual says and that's what TeX does. */
|
||
int save_filling_enabled = filling_enabled;
|
||
filling_enabled = 0;
|
||
|
||
close_paragraph ();
|
||
|
||
while (lines--)
|
||
{
|
||
if (html)
|
||
insert_string ("<br><p>\n");
|
||
else
|
||
add_char ('\n');
|
||
}
|
||
|
||
filling_enabled = save_filling_enabled;
|
||
}
|
||
free (line);
|
||
}
|
||
|
||
/* @dircategory LINE outputs INFO-DIR-SECTION LINE, unless --no-headers. */
|
||
void
|
||
cm_dircategory ()
|
||
{
|
||
char *line;
|
||
|
||
if (html)
|
||
cm_ignore_line ();
|
||
else
|
||
{
|
||
get_rest_of_line (1, &line);
|
||
|
||
if (!no_headers && !html)
|
||
{
|
||
kill_self_indent (-1); /* make sure there's no indentation */
|
||
insert_string ("INFO-DIR-SECTION ");
|
||
insert_string (line);
|
||
insert ('\n');
|
||
}
|
||
|
||
free (line);
|
||
}
|
||
}
|
||
|
||
/* Start a new line with just this text on it.
|
||
Then center the line of text.
|
||
This always ends the current paragraph. */
|
||
void
|
||
cm_center ()
|
||
{
|
||
int i, start, length;
|
||
unsigned char *line;
|
||
int save_indented_fill = indented_fill;
|
||
int save_filling_enabled = filling_enabled;
|
||
int fudge_factor = 1;
|
||
|
||
close_paragraph ();
|
||
filling_enabled = indented_fill = 0;
|
||
cm_noindent ();
|
||
start = output_paragraph_offset;
|
||
|
||
if (html)
|
||
add_word ("<p align=\"center\">");
|
||
|
||
inhibit_output_flushing ();
|
||
get_rest_of_line (0, (char **)&line);
|
||
execute_string ("%s", (char *)line);
|
||
free (line);
|
||
uninhibit_output_flushing ();
|
||
if (html)
|
||
add_word ("</p>");
|
||
|
||
else
|
||
{
|
||
i = output_paragraph_offset - 1;
|
||
while (i > (start - 1) && output_paragraph[i] == '\n')
|
||
i--;
|
||
|
||
output_paragraph_offset = ++i;
|
||
length = output_paragraph_offset - start;
|
||
|
||
if (length < (fill_column - fudge_factor))
|
||
{
|
||
line = xmalloc (1 + length);
|
||
memcpy (line, (char *)(output_paragraph + start), length);
|
||
|
||
i = (fill_column - fudge_factor - length) / 2;
|
||
output_paragraph_offset = start;
|
||
|
||
while (i--)
|
||
insert (' ');
|
||
|
||
for (i = 0; i < length; i++)
|
||
insert (line[i]);
|
||
|
||
free (line);
|
||
}
|
||
}
|
||
|
||
insert ('\n');
|
||
close_paragraph ();
|
||
filling_enabled = save_filling_enabled;
|
||
indented_fill = save_indented_fill;
|
||
}
|
||
|
||
/* Show what an expression returns. */
|
||
void
|
||
cm_result (arg)
|
||
int arg;
|
||
{
|
||
if (arg == END)
|
||
add_word (html ? "=>" : "=>");
|
||
}
|
||
|
||
/* What an expression expands to. */
|
||
void
|
||
cm_expansion (arg)
|
||
int arg;
|
||
{
|
||
if (arg == END)
|
||
add_word (html ? "==>" : "==>");
|
||
}
|
||
|
||
/* Indicates two expressions are equivalent. */
|
||
void
|
||
cm_equiv (arg)
|
||
int arg;
|
||
{
|
||
if (arg == END)
|
||
add_word ("==");
|
||
}
|
||
|
||
/* What an expression may print. */
|
||
void
|
||
cm_print (arg)
|
||
int arg;
|
||
{
|
||
if (arg == END)
|
||
add_word ("-|");
|
||
}
|
||
|
||
/* An error signaled. */
|
||
void
|
||
cm_error (arg)
|
||
int arg;
|
||
{
|
||
if (arg == END)
|
||
add_word (html ? "error-->" : "error-->");
|
||
}
|
||
|
||
/* The location of point in an example of a buffer. */
|
||
void
|
||
cm_point (arg)
|
||
int arg;
|
||
{
|
||
if (arg == END)
|
||
add_word ("-!-");
|
||
}
|
||
|
||
/* @exdent: Start a new line with just this text on it.
|
||
The text is outdented one level if possible. */
|
||
void
|
||
cm_exdent ()
|
||
{
|
||
char *line;
|
||
int save_indent = current_indent;
|
||
int save_in_fixed_width_font = in_fixed_width_font;
|
||
|
||
/* Read argument */
|
||
get_rest_of_line (0, &line);
|
||
|
||
/* Exdent the output. Actually this may be a no-op. */
|
||
if (current_indent)
|
||
current_indent -= default_indentation_increment;
|
||
|
||
/* @exdent arg is supposed to be in roman. */
|
||
in_fixed_width_font = 0;
|
||
|
||
/* The preceding newline already inserted the `current_indent'.
|
||
Remove one level's worth. */
|
||
kill_self_indent (default_indentation_increment);
|
||
|
||
if (html)
|
||
add_word ("<br>");
|
||
|
||
/* Can't close_single_paragraph, then we lose preceding blank lines. */
|
||
flush_output ();
|
||
execute_string ("%s", line);
|
||
free (line);
|
||
|
||
if (html)
|
||
add_word ("<br>");
|
||
close_single_paragraph ();
|
||
|
||
current_indent = save_indent;
|
||
in_fixed_width_font = save_in_fixed_width_font;
|
||
}
|
||
|
||
|
||
/* Remember this file, and move onto the next. */
|
||
void
|
||
cm_include ()
|
||
{
|
||
char *filename;
|
||
|
||
if (macro_expansion_output_stream && !executing_string)
|
||
me_append_before_this_command ();
|
||
|
||
close_paragraph ();
|
||
get_rest_of_line (0, &filename);
|
||
|
||
if (macro_expansion_output_stream && !executing_string)
|
||
remember_itext (input_text, input_text_offset);
|
||
|
||
pushfile ();
|
||
|
||
/* In verbose mode we print info about including another file. */
|
||
if (verbose_mode)
|
||
{
|
||
int i = 0;
|
||
FSTACK *stack = filestack;
|
||
|
||
for (i = 0, stack = filestack; stack; stack = stack->next, i++);
|
||
|
||
i *= 2;
|
||
|
||
printf ("%*s", i, "");
|
||
printf ("%c%s %s\n", COMMAND_PREFIX, command, filename);
|
||
fflush (stdout);
|
||
}
|
||
|
||
if (!find_and_load (filename))
|
||
{
|
||
extern int errno;
|
||
|
||
popfile ();
|
||
line_number--;
|
||
|
||
/* Cannot "@include foo", in line 5 of "/wh/bar". */
|
||
line_error ("%c%s %s: %s", COMMAND_PREFIX, command, filename,
|
||
strerror (errno));
|
||
|
||
free (filename);
|
||
return;
|
||
}
|
||
else
|
||
{
|
||
if (macro_expansion_output_stream && !executing_string)
|
||
remember_itext (input_text, input_text_offset);
|
||
reader_loop ();
|
||
}
|
||
free (filename);
|
||
popfile ();
|
||
}
|
||
|
||
|
||
/* @bye: Signals end of processing. Easy to make this happen. */
|
||
|
||
void
|
||
cm_bye ()
|
||
{
|
||
discard_braces (); /* should not have any unclosed braces left */
|
||
flush_output ();
|
||
input_text_offset = input_text_length;
|
||
}
|
||
|
||
/* @paragraphindent */
|
||
|
||
static void
|
||
cm_paragraphindent ()
|
||
{
|
||
char *arg;
|
||
|
||
get_rest_of_line (1, &arg);
|
||
if (set_paragraph_indent (arg) != 0)
|
||
line_error (_("Bad argument to %c%s"), COMMAND_PREFIX, command);
|
||
|
||
free (arg);
|
||
}
|
||
|
||
/* @exampleindent: change indentation of example-like environments. */
|
||
static int
|
||
set_default_indentation_increment (string)
|
||
char *string;
|
||
{
|
||
if (strcmp (string, "asis") == 0 || strcmp (string, _("asis")) == 0)
|
||
;
|
||
else if (strcmp (string, "none") == 0 || strcmp (string, _("none")) == 0)
|
||
default_indentation_increment = 0;
|
||
else if (sscanf (string, "%d", &default_indentation_increment) != 1)
|
||
return -1;
|
||
return 0;
|
||
}
|
||
|
||
static void
|
||
cm_exampleindent ()
|
||
{
|
||
char *arg;
|
||
|
||
get_rest_of_line (1, &arg);
|
||
if (set_default_indentation_increment (arg) != 0)
|
||
line_error (_("Bad argument to %c%s"), COMMAND_PREFIX, command);
|
||
|
||
free (arg);
|
||
}
|