From: CSRG Date: Tue, 30 Apr 1991 08:33:42 +0000 (-0800) Subject: BSD 4_3_Net_2 development X-Git-Tag: BSD-4_3_Net_2~80 X-Git-Url: https://git.subgeniuskitty.com/unix-history/.git/commitdiff_plain/99786af8ad176d44952a44386cf0c5ecd6bae9d1 BSD 4_3_Net_2 development Work on file usr/src/usr.bin/groff/ChangeLog Synthesized-from: CSRG/cd2/net.2 --- diff --git a/usr/src/usr.bin/groff/ChangeLog b/usr/src/usr.bin/groff/ChangeLog new file mode 100644 index 0000000000..e215913b7b --- /dev/null +++ b/usr/src/usr.bin/groff/ChangeLog @@ -0,0 +1,2225 @@ +Wed Mar 13 12:49:40 1991 James Clark (jjc at jclark) + + * Version 1.01 released. + + * dvi/devdvi/CompileFonts: Add cm*ss10 fonts. + + * dvi/tmac.dvi: ftr HR to H. + + * macros/tmac.e: Round up computation of $r. + + * xditview/tmac.X: Don't give up completely in compatibility mode. + Use \n(.s instead of \n[.s]. + + * dvi/tmac.dvi: Don't give up completely in compatibility mode. + Use \(ci instead of \[ci]. Use \n(.s instead of \n[.s]. + Add u to factors inside \s[...]. Rename frac to dvi-frac. + Translate \(FM onto \[prime] and \(!/ onto \[slashnot]; use these + short names in the char definitions. + + * ps/tmac.ps: Don't give up completely in compatibility mode. + Fix the fraction definitions to use \n(.s and \(f/. Add an extra + quote in front of \n(.s. Add u to factors inside \s[...]. + +Mon Mar 11 12:01:20 1991 James Clark (jjc at jclark) + + * tty/tmac.tty: Call the nroff request. + + * macros/tmac.e ((x, )x): Better definitions that work properly + in a diversion. + (@0, @1): Helper macros for (x. + + * macros/tmac.e ($s, hl): Use \l rather than \D. + + * tty/tmac.tty: Make it work better in compatibility mode. + (pchar): Rename to tty-char. + + * macros/tmac.e (@E): New macro. + (r, i, b, rb, bi): Use @E. + + * macros/tmac.e (@F): Don't use (;...) syntax. + + * macros/tmac.e: Remove mention of \*(||/revisions. Mention that + it was modified for groff. + + * macros/tmac.e: Make sure \n(ps and \n(es are >= \n(.V. + + * macros/tmac.e (<., .>): Removed. + ([., .]): If \n(.V>=1v, use [] instead of superscripting. + + * macros/tmac.e: Remove check that groff is being used. + + * macros/tmac.e (@C): Change families only if using groff; turn + compatibility mode off while changing familes. Save compatibility + mode before changing families and restore it afterwards. + + * macros/tmac.e (@h): Remove test for offset + line length. + + * macros/tmac.e (sorry): Rename to @S. Use \$1 instead of \$0 + (lo, th, ac): Define to call @S instead of using als. + + * macros/tmac.e: Make $r and $R now contain \n(.v*100/\n(.sp, ie + the ratio of the vertical spacing to the point size in units + expressed as a percentage. Use these instead of $10r and $10R, + Delete $10r and $10R. + + * lib/font.c (font::load): In default computation of space_width, + divide by sizescale. Use scale_round. + + * macros/tmac.an (TP): Don't call `nf'. + (an-do-tag): Don't call `fi'. + +Sun Mar 10 09:52:35 1991 James Clark (jjc at jclark) + + * troff/input.c (process_input_stack): Handle the case where + spaces at the beginning of an input line are followed by a + newline. + +Thu Mar 7 20:18:07 1991 James Clark (jjc at jclark) + + * groff.c (device_table): Add PIC_X_OPTION for dvi device. + * groff.sh: Use pic -x with the dvi device. + + * dvi/devdvi/FontMakefile (H): Don't use -s. + + * dvi/devdvi/HI, dvi/devdvi/HB: New files. + * dvi/devdvi/Makefile: Add HI and HB to FONTS. + * dvi/devdvi/FontMakefile: Add rules for HI and HB. Include these + in FONTS. + +Mon Mar 4 13:20:14 1991 James Clark (jjc at jclark) + + * ps/psfig.diff: New file. + * ps/tmac.psfig: New file. + +Sat Mar 2 00:15:09 1991 James Clark (jjc at jclark) + + * macros/tmac.s (]=, ref*do-tl, ref*bib-print): Deleted. + (]-): Don't call ref*do-tl. + + * macros/tmac.s (ref*end-print): Use XP if [F not defined. + + * macros/tmac.s (ref*normal-print): Call FS rather than fn@do-FS. + (fn@do-FS): Rename to fn*do-FS. + + * troff/input.c (transparent_translate): New function. + (process_input_stack): Apply transparent_translate before calling + diversion::transparent_output(unsigned char). + +Wed Feb 27 00:13:25 1991 James Clark (jjc at jclark) + + * troff/input.c (do_define_macro): Define the macro before calling + skip_line. + + * xditview/Makefile: Add DEVICES variable. Change install target + to use this. + +Tue Feb 26 10:46:22 1991 James Clark (jjc at jclark) + + * groff.c (run_commands): Handle the possibility that there are + child processes other than those forked by us. + +Sun Feb 24 21:32:30 1991 James Clark (jjc at jclark) + + * lib/string.c (string::append): New function. + * lib/stringclass.h: Declare it. + +Thu Feb 21 11:49:26 1991 James Clark (jjc at jclark) + + * eqn/main.c (main): New option -N which sets + no_newline_in_delim_flag. + (do_file): If no_newline_in_delim_flag is set don't allow newlines + in delimiters. + * groff.c (main): Pass -N on to eqn. + (help, synopsis): Mention -N. + * groff.sh: Implement -N. + +Wed Feb 20 15:16:10 1991 James Clark (jjc at jclark) + + * macros/tmac.s (]=, ref*bib-print, ref*do-tl): New macros. + (]-): Call ref*do-tl if ref*need-tl is non-zero. + (XP): Allow as initializer. + +Tue Feb 19 14:09:06 1991 James Clark (jjc at jclark) + + * troff/env.c (environment::wrap_up_field): If field_spaces are + non-zero and we have a current_tab, subtract padding from + tab_distance. If this makes tab_distance <= 0, use the next tab + stop instead. If there isn't any next tab or it's a left tab, + wrap up the current tab. + (environment::start_field): Initialize tab_precedes_field. + (environment::wrap_up_tab): If there's a current field, update + pre_field_width, field_distance and tab_precedes_field. + * troff/env.h (environment::tab_precedes_field): New member. + +Fri Feb 15 01:24:00 1991 James Clark (jjc at jclark) + + * ps/ps.c (ps_printer::do_file): New function. + (ps_printer::special): Bind to `file' special. + (ps_printer::do_exec): Set ndefined_styles to 0. + +Sat Feb 9 03:03:04 1991 James Clark (jjc at jclark) + + * eqn/text.c (split_text): Grok \* and similar escapes sequences. + Avoid stripping first character from the start of unrecognized + escapes. Use lex_error instead of error to report errors. + * eqn/lex.c (get_token): Rework handling of escapes. + (lex_error): Move declaration into... + * eqn/eqn.h. + + * xditview/xditview.c (main): Make -page option work. + + * Makefile: Correct comment about -DBROKEN_SPOOLER and pageview. + +Wed Feb 6 12:28:43 1991 James Clark (jjc at jclark) + + * macros/tmac.s (B2): Correct size of box. + +Tue Feb 5 00:37:35 1991 James Clark (jjc at jclark) + + * macros/tmac.s (B2): Postpone drawing the box until in the + top-level diversion. + + * tty/tmac.tty: Add font translations for C, CR, CW. + + * groff.c (synopsis, help): Document -i. + * groff.sh: Implement -i. + + * macros/tmac.s (@NH): Put a `.' after multi-part numbers. + Simplify the construction of SN. + + * troff/number.c (parse_term): Give `|' a higher precedence. + * tbl/table.c (numeric_text_entry::simple_print): Parenthesise + accordingly. + + * macros/tmac.s (B2): Use par@finish instead of par@reset. + +Mon Feb 4 12:36:09 1991 James Clark (jjc at jclark) + + * lib/string.c (string::move): New function. + * lib/stringclass.h: Declare it. + +Sat Feb 2 16:02:16 1991 James Clark (jjc at jclark) + + * troff/env.c (distribute_space): Add optional argument + `force_forward'. + (environment::wrap_up_field): Call distribute_space with + `force_forward' argument of 1. + +Fri Feb 1 19:36:33 1991 James Clark (jjc at jclark) + + * lib/string.c, lib/stringclass.h (string::operator+=(char)): + Inline it. Move reallocation into... + (string::grow1): New function. + * pic/Makefile, tbl/Makefile, eqn/Makefile, ps/Makefile: Redo + dependencies to include library header files. + * lib/Makefile: Make string.c and lf.c depend on stringclass.h. + +Thu Jan 31 15:02:27 1991 James Clark (jjc at jclark) + + * macros/tmac.s (@NH): Use the same number registers than -ms does + for the heading level counters. Use the same string that -ms does + for the number for this heading. + +Wed Jan 30 14:25:40 1991 James Clark (jjc at jclark) + + * lib/new.c (operator new): Cast result of malloc to char *. + + * troff/input.c (spring_trap, lookup_request): Add assert that nm + is not null. + +Tue Jan 29 18:08:05 1991 James Clark (jjc at jclark) + + * groff.c (main): Support -i. + +Sun Jan 27 13:23:17 1991 James Clark (jjc at jclark) + + * pic/pic.h: Include . + + * ps/ps.c: Add declaration of mktemp. + + * Makefile: Add -DHAVE_UNION_WAIT option for CPPDEFINES. + * groff.c: If HAVE_UNION_WAIT is defined, declare wait()'s + argument as union wait *. + (run_commands): If HAVE_UNION_WAIT is defined cast wait()'s + argument to union wait *. + +Sat Jan 26 12:04:52 1991 James Clark (jjc at jclark) + + * tty/tmac.tty: Add definition of \(co. + + * pic/object.c (make_arc): Only increase radius when radius + strictly less than d. + (arc_object::update_bounding_box): May need to add 4.0 to end_quad + more than once. + + * troff/env.c (environment::environment(symbol), + environment::environment(const environment *)): Initialize + input_trap_count. + +Sat Jan 19 08:18:35 1991 James Clark (jjc at jclark) + + * tbl/main.c (main): Add exit(0). + + * ps/ps.c (ps_printer::~ps_printer): Use fseek instead of rewind. + + * pic/main.c (main): + * eqn/main.c (main): + * tbl/main.c (main): + * etc/soelim.c (main): + * driver/printer.c (printer::~printer): + * troff/node.c (real_output_file::~real_output_file, + real_output_file::flush): Check for errors on stdout. + + * most files: Add 1991 to copyright notice. + + * macros/tmac.s: Don't test \n(.x and \n(.y. + + * troff/input.c (token::next): Rename `escape_char' label to + `handle_escape_char' and `normal_char' label to + `handle_normal_char'. + +Thu Jan 17 15:46:35 1991 James Clark (jjc at jclark) + + * groff.c (main, synopsis, help): Support -a option. + * groff.sh: Likewise. Also eliminate Zflag variable by adding -z + to trflags while parsing options. + +Tue Jan 15 13:07:27 1991 James Clark (jjc at jclark) + + * troff/number.c (parse_term): With `m', `M' and `n' scale + indicators, convert scale factor to hunits before scaling. + +Mon Jan 14 12:39:12 1991 James Clark (jjc at jclark) + + * lib/font.c (scale_round): Better test for overflow when n is + negative. + +Thu Jan 10 11:10:56 1991 James Clark (jjc at jclark) + + * tbl/main.c (process_format): Add second argument of type + options*. Change callers. Allow opt->tab_char as well as '\t' + between format items. + +Mon Jan 7 12:30:18 1991 James Clark (jjc at jclark) + + * macros/tmac.an (PD): With no arguments, make sure register PD is + at least \n[.V]. + (TH): Call PD with no argument, instead of setting register PD + directly. + +Sun Jan 6 11:18:39 1991 James Clark (jjc at jclark) + + * Version 1.00 released. + +Sat Jan 5 08:44:30 1991 James Clark (jjc at jclark) + + * ps/tmac.ps, xditview/tmac.X: Add font translation of C to CR. + + * dvi/devdvi/DESC: Mount CW instead of CR. + + * dvi/tmac.dvi: Add definition of \(tm. + + * dvi/devdvi/texsy.map: Add lh, and rh. + * dvi/devdvi/texex.map: Add lt, rt, lb, rb, lk, rk. + * dvi/devdvi/texmi.map: Add *o. Regenerate fonts. + + * dvi/devdvi/FontMakefile: Generate H from cmss10. + * dvi/devdvi/Makefile: Install H. + * dvi/devdvi/H: New file. + +Fri Jan 4 15:04:57 1991 James Clark (jjc at jclark) + + * troff/env.c (vertical_spacing): Don't allow vertical spacing to + be 0. + +Thu Jan 3 13:41:19 1991 James Clark (jjc at jclark) + + * macros/tmac.s (@EN): Add \n(.V to the argument to ds@need. + + * macros/tmac.pic (PS): Avoid attempting to set negative indent. + + * macros/tmac.s (@EN): Handle the case where the equation is empty + but the label is not. + +Wed Jan 2 10:31:44 1991 James Clark (jjc at jclark) + + * troff/groff.h: New warning category WARN_SPACE. + * troff/input.c: Add WARN_SPACE to DEFAULT_WARNING_MASK. Add + WARN_SPACE to warning_table. + (interpolate_macro): Give a warning of type WARN_SPACE if the name + is longer than two characters and is not defined, but the first + two characters do make a defined name. + + * PROBLEMS: New file. + + * CHANGES: New file. + * README-0.6, README-1.00: Deleted. + + * groff.c, groff.sh: Add X75-12 and X100-12 devices. + * xditview/devX75/Makefile: Make devX75-12. + * xditview/devX100/Makefile: Make devX100-12. + + * xditview/devX100/eqnchar, xditview/devX75/eqnchar, + dvi/devdvi/eqnchar, ps/devps/eqnchar: Remove use of \R. + +Tue Jan 1 19:24:01 1991 James Clark (jjc at jclark) + + * README-0.7: Rename to README-1.00. + + * macros/tmac.pic: New file. + * macros/Makefile (install.nobin): Install tmac.pic. + +Mon Dec 31 10:40:53 1990 James Clark (jjc at jclark) + + * troff/env.c (hyphen_word): Correct the test for whether the + token is a hyphen. Reset npos to 0. + + * macros/tmac.s (par@sup-start, par@sup-end): New implementations. + +Sun Dec 30 15:53:13 1990 James Clark (jjc at jclark) + + * macros/tmac.s (ds*common-end): Call par*reset. + (PE): Likewise. + (par@reset-indent): Deleted. + + * macros/tmac.s (@IP): Divert the label. + +Sat Dec 29 14:33:32 1990 James Clark (jjc at jclark) + + * xditview/draw.c (setGC): Use a line width of .1m rather than + .04m by default; round rather than truncate value. + + * tbl/table.c (class empty_entry): New class. + (empty_entry::empty_entry, empty_entry::line_type): New functions. + (table::add_entry): Represent empty entries by objects of type + empty_entry. + (table_entry::line_type): Return -1. + (table::determine_row_type): Ignore entries with line_type 0. + Treat type -1 as non-lines. + +Fri Dec 28 15:04:41 1990 James Clark (jjc at jclark) + + * ps/devps/textmap, xditview/libXdvi/DviChar.c, tty/devlatin1/R.proto, + macros/tmac.s: Rename \(-d to \(Sd. + +Thu Dec 27 12:35:47 1990 James Clark (jjc at jclark) + + * ps/devps/textmap: Add `sd', `/_' and `3d' characters. + * xditview/libXdvi/DviChar.c: Likewise. + * dvi/devdvi/texsy.map: Add `<<', `>>'. + +Wed Dec 26 13:33:23 1990 James Clark (jjc at jclark) + + * troff/div.c (top_level_diversion::begin_page): Call + init_output() if the_output is 0. + +Sat Dec 22 12:35:29 1990 James Clark (jjc at jclark) + + * troff/input.c: Replace ESCAPE_E by ESCAPE_e and ESCAPE_C by + ESCAPE_c. + (get_copy): Turn \E into ESCAPE_E. + (token::process, asciify): Handle ESCAPE_E. + + * macros/tmac.s (ds*common-end, par@reset): Add `.rj 0'. + (RD): New macro. + (DS): Implement `.DS R'. + +Fri Dec 21 11:41:53 1990 James Clark (jjc at jclark) + + * macros/tmac.s (FS): New macro. + + * macros/tmac.s (fn@do-FS): Use @LP instead of LP. + + * macros/tmac.s (cov*tl-init): Remove after first execution + instead of aliasing to @nop. Call top of page macro explicitly + instead of setting trap; call @init first. Set pg@top as top of + page macro. + (cov*auto-init): Deleted. Set cov*tl-init instead of + cov*auto-init as top of page trap. + (TL, LP): Do a break instead of calling cov*tl-init. + (cov*print): With RP format but no TL, alias FS and FE to @FS and + @FE; in this case also give a warning and always start another + page. No need to set pg@top here. + (cov*tl-init): Rename to cov*first-page-init. + + * macros/tmac.s (RP): Do `.pn 0'. + (cov*tl-init): With RP format don't do `.pn 0'. + + * macros/tmac.s (pg@cs-top): Set no space mode. + + * macros/tmac.s (par@TL, par@AU, par@AI): New macros. + (cov*ab-init): Alias TL, AU and AI to these. + +Thu Dec 20 10:10:50 1990 James Clark (jjc at jclark) + + * macros/tmac.s (@EQ): Move the space before the equation into @EN + (@EN): Do nothing unless \n[dl] is > 0. + +Tue Dec 18 12:20:47 1990 James Clark (jjc at jclark) + + * pic/object.c (ellipse_object::radius): New function. + + * VERSION: Change version to 0.7. + + * tbl/table.c (block_entry::do_divert): Declare return type as + void. + (block_entry::divert, alphabetic_block_entry::divert): Return 1. + +Mon Dec 17 12:30:34 1990 James Clark (jjc at jclark) + + * troff/column.c: New file. + * troff/Makefile: Corresponding changes. + + * troff/hvunits.c (scale(vunits, vunits, vunits)): New function. + Friend of vunits. + + * troff/div.c (top_level_diversion::space): If the space causes + the first-page transition and springs a trap, truncate the space + to 0. + +Fri Dec 14 12:30:02 1990 James Clark (jjc at jclark) + + * ps/ps.c (ps_printer::do_import): Add a `clear' after including + the document. + + * pic/troff.c (troff_output::line_thickness, + troff_output::set_fill): Do a horizontal motion to compensate for + the width of the \D escape sequence. + +Thu Dec 13 10:17:14 1990 James Clark (jjc at jclark) + + * xditview/tmac.X: Reinstate definition of \(rn, but only for X100 + (not X75). + + * eqn/sqrt.c (sqrt_box::compute_metrics): Supply missing argument + to printf. + + * tbl/table.c (simple_entry::simply_print): Don't declare as pure. + Supply empty definition. + (text_entry::simple_print, simple_text_entry::simple_print): + Delete declarations. + (table::add_entry): Represent empty entries by objects of type + `simple_entry'. + +Wed Dec 12 08:50:48 1990 James Clark (jjc at jclark) + + * troff/Makefile: Remove -DHYPHEN_CONTROL from DEFINES. + + * tbl/table.c (left_text_entry::add_tab): New function. + + * macros/tmac.s: Make @RT an alias for par@reset. Make RT + initialize like LP. + +Mon Dec 10 11:19:55 1990 James Clark (jjc at jclark) + + * troff/env.c (environment::start_field): Give an error message if + there is no next tab. + +Sun Dec 9 11:46:40 1990 James Clark (jjc at jclark) + + * troff/env.c (hyphenate): Skip initial elements with zero + hyphenation code. + + * macros/tmac.s (par@init): Keep VS in points rather than units. + +Sat Dec 8 23:00:27 1990 James Clark (jjc at jclark) + + * pic/main.c (main): Implement `-c' option. + * pic/output.h: Declare make_tpic_output(). + * pic/tex.c (tex_output::set_pen_size): Make it virtual and + protected. + (tpic_output): New class. + (tpic_output::tpic_output, tpic_output::set_pen_size, + tpic_output::command, make_tpic_output): New functions. + +Fri Dec 7 11:57:41 1990 James Clark (jjc at jclark) + + * tbl/main.c (main): Call `.ab' if \n(.g is false. Define TS/TE + if they're not already defined. + * tbl/table.c (init_output): Don't test \n(.g. + + * troff/input.c (do_if_request): Delete `g' condition. Recognize + `d', `r' and `c' conditions even in compatibility mode. + +Tue Dec 4 09:13:47 1990 James Clark (jjc at jclark) + + * ps/tmac.ps (ps-bb): Protect against negative numbers in bounding + box. + +Mon Dec 3 07:18:26 1990 James Clark (jjc at jclark) + + * troff/env.h (environment::prev_line_interrupted): New member. + (environment::get_prev_line_interrupted): New function. + * troff/env.c (environment::newline): Set prev_line_interrupted. + (environment::environment(const environment *), + environment::environment(symbol)): Initialize + prev_line_interrupted. + * troff/input.c (process_input_stack): Don't give special + treatment to space and newline at the beginning of the line if the + previous line was interrupted. + +Sat Dec 1 15:48:37 1990 James Clark (jjc at jclark) + + * eqn/eqn.y: Disallow PRIME by itself. + * eqn/lex.c (token_table): Bind `opprime' instead of `prime' to + PRIME. + (def_table): Remove definition of '. Define prime to be `. + + * eqn/eqn.y: Split off part of rule `script' into a new rule + `nonsup'. + +Fri Nov 30 10:23:44 1990 James Clark (jjc at jclark) + + * macros/tmac.s ({, }): New string aliases. + +Thu Nov 29 11:34:40 1990 James Clark (jjc at jclark) + + * README-0.7: New file. + +Wed Nov 28 10:09:57 1990 James Clark (jjc at jclark) + + * macros/tmac.s: New file. + * man/groff_ms.man: New file. + * Makefile: Add definition of TMAC_S. Pass TMAC_S in SUBFLAGS. + * Makefile.bd: Similarily. + * man/Makefile: Add groff_ms.n to MAN7PAGES. Replace @TMAC_S@. Add + definition of TMAC_S. + * macros/Makefile: Add definition of TMAC_S. Install tmac.s. + * macros/TODO: New file. + +Sat Nov 24 20:04:54 1990 James Clark (jjc at jclark) + + * troff/env.c (right_justify): New function. + (init_env_requests): Bind this to request "rj". + (center_lines): Set right_justify_lines to 0. If we get a bad + integer, center 1 line. + (environment::environment(symbol), environment::environment(const + environment *)): Initialize right_justify_lines. + (environment::get_right_justify_lines): New function. + (init_env_requests): Bind this to number_register ".rj". + + * troff/env.c (environment::choose_breakpoint): Implement + hyphenation_margin and hyphenation_space. + (environment::get_hyphenation_space, + environment::get_hyphenation_margin): New functions. + (init_env_requests): Bind these to .hys and .hym. + (hyphenation_space_request, hyphenation_margin_request): New + functions + (init_env_requests): Bind these to hys and hym. + (environment::environment(symbol), environment::environment(const + environment *)): Initialize hyphenation_margin and + hyphenation_space. + * troff/env.h: Corresponding changes to class environment. + +Fri Nov 23 09:08:16 1990 James Clark (jjc at jclark) + + * troff/div.c (blank_line): Always do a break. + + * eqn/box.c (do_text): Turn off escapes while appending text to + string. + +Thu Nov 22 10:58:59 1990 James Clark (jjc at jclark) + + * troff/input.c (while_break_request, while_continue_request): New + functions. + (init_input_requests): Bind these to "break" and "continue". + (while_depth, while_break_flag): New variables. + (while_request): Update while_depth. Break out of loop if + while_break_flag is set. + +Wed Nov 21 10:54:40 1990 James Clark (jjc at jclark) + + * tbl/table.c (init_span_reg): Initialize span_width_reg to \n(.H + rather than 0. + +Mon Nov 19 00:45:03 1990 James Clark (jjc at jclark) + + * Makefile: Include -DBROKEN_SPOOLER by default. Expand comment. + + * stringify: New file. + * Makefile (groff.o): Use stringify. + + * xditview/tmac.X: Remove definition of \(rn. + * xditview/libXdvi/DviChar.c: Remove radicalex from + Adobe_symbol_map. + +Sat Nov 17 10:44:58 1990 James Clark (jjc at jclark) + + * tbl/table.c (table::add_entry): Allow alphabetic text blocks. + (alphabetic_block_entry::alphabetic_block_entry, + alphabetic_block_entry::divert, alphabetic_block_entry::print): + New functions. + (block_entry::divert): Split off body into ... + (block_entry::do_divert): If the block is alphabetic, subtract 2n + from the line length; also update the span width to dl+2n, and the + alphabetic span width to dl. + + * driver/input.c (do_file): While reading argument to D command, + when expanding buffer, multiply szp by sizeof(int) rather than 2 + in the argument to memcpy. + + * tbl/table.c (compute_span_width): Add 2n rather than 1n to the + width of alphabetic columns. + +Fri Nov 16 06:34:27 1990 James Clark (jjc at jclark) + + * troff/node.c (lookup_family): Supply second argument to lookup. + + * troff/dictionary.c (dictionary::lookup): After an unsuccesful + search, return immediately if v is 0. + + * pic/troff.c: Define EQN_NO_EXTRA_SPACE_REG. + (troff_output::start_picture): Set this reg. + (troff_output::end_picture): Remove this reg + * eqn/box.c (box::extra_space): Don't produce `\x's if + EQN_NO_EXTRA_SPACE_REG is defined. + + * eqn/eqn.y: Allow just a PRIME to be a `simple'. + * eqn/text.c (split_text): Map ' to \(fm when it's the first + character. + +Thu Nov 15 10:35:06 1990 James Clark (jjc at jclark) + + * macros/tmac.e: Use font 3 instead of B in $c. Remove `bd' + requests. + + * troff/div.c (top_level_diversion::top_level_diversion): + Initialize page_number to 0. + +Wed Nov 14 21:41:58 1990 James Clark (jjc at jclark) + + * groff/troff (environment::environment(const environment *)): + Initialize name to e->name, rather than "anonymous". + +Sat Nov 10 01:59:37 1990 James Clark (jjc at jclark) + + * xditview/libXdvi/Dvi.c (ShowDvi): If eof is encountered, reset + requested_page. Split middle part into ... + (FindPage): New function. + (SetValues): If we don't yet know the last page, and the requested + page is greater than the current page, call FindPage. + Update the font_map_string before doing this. + + * xditview/tmac.X: Add definitions of \(sq, \(ga, \(dg and \(dd. + Translate \(lh and \(rh into left and right double arrows. + + * troff/node.c (class hyphen_inhibitor_node): New class. + (hyphen_inhibitor_node::hyphen_inhibitor_node, + hyphen_inhibitor_node::copy, hyphen_inhibitor_node::same, + hyphen_inhibitor_node::type, + hyphen_inhibitor_node::get_hyphenation_type): New functions. + (node::add_discretionary_hyphen): Use hyphen_inhibitor_node rather + than dbreak_node(0, 0) to represent a `\%' at the beginning of a + word. + +Fri Nov 9 16:05:38 1990 James Clark (jjc at jclark) + + * troff/node.h (dummy_node::get_hyphenation_type, + transparent_dummy_node::get_hyphenation_type): Declare them. + * troff/node.c: (dummy_node::get_hyphenation_type, + transparent_dummy_node::get_hyphenation_type): New functions. + +Wed Nov 7 10:09:06 1990 James Clark (jjc at jclark) + + * xditview/libXdvi/draw.c: If M_PI not defined after including + math.h, then define it. + + * xditview/Makefile: Add definition of AR. Pass it to the submake + in libXdvi. + * xditview/libXdvi/Makefile: Add definitions of AR and RANLIB. + +Tue Nov 6 10:14:27 1990 James Clark (jjc at jclark) + + * troff/dictionary.h (object_dictionary::alias): Declare return + value as int. + * troff/dictionary.c (object_dictionary::alias): Return non-zero + if the old name was defined. + * troff/input.c (alias_macro): Give a warning if the old name was + not defined. + * troff/reg.c (alias_reg): Likewise. + +Mon Nov 5 00:31:39 1990 James Clark (jjc at jclark) + + * troff/input.c (token::next): Delete implementation of \R. + + * macros/Makefile: Strip comments from tmac.e while installing it. + + * troff/input.c: New variable `nroff_mode'. + (troff_request, nroff_request): New functions. + (init_input_requests): Bind `troff' and `nroff' to troff_request + and nroff_request. + (do_if_request): Compute results of t and n conditions from + nroff_mode. + + * text/text.c (split_text): Fix typo in >=. + + * eqn/lex.c: Add definition of `==' to def_table. + +Fri Nov 2 02:49:09 1990 James Clark (jjc at jclark) + + * pic/tex.c (tex_output::start_picture): Change the definitions of + \graph and \graphtemp so that they work properly with Plain TeX. + + * pic/tex.c (tex_output::solid_arc): Ensure that the second angle + argument to `ar' is not less than the first. + + * pic/pic.y: Allow a comma between elements of the variable list + in the argument to `reset'. + + * pic/object.c (arc_object::arc_object): Fix computation of + radius. + + * eqn/main.c (main): Add exit(0). + +Thu Nov 1 02:03:50 1990 James Clark (jjc at jclark) + + * troff/div.c (begin_page): Test no_space_mode after doing the + break, but still push the page ejector cookie before doing the + break. Also set the next page number after doing the break. + + * xditview/xditview.c (NewFile): Don't set the title and icon name + if this is the first file and its name is `-'. + * groff/groff.c: Define a new device flag XT_OPTION. Set it for + the X75 and X100 devices. + (main): If a device has the XT_OPTION flag set and there's exactly + one file argument, pass the driver -xrm and -title options to set + the icon name and window title to the name of the file. + + * troff/env.c (environment_switch): If there was an argument but + it wasn't a valid number or name, then pop an environment but + don't give an error message on underflow. + + * troff/number.c (start_number): Correct spelling in error message. + + * troff/input.c (token::delimiter): Don't print an error message + if err is false. + + * xditview/libXdvi/parse.c (ParseInput): In case 'D', only call + ParseDrawFunction if dw->display_enable is true. + +Wed Oct 31 05:49:50 1990 James Clark (jjc at jclark) + + * pic/pic.y: Parse text positioning like normal attributes, so as + to allow `"text" at 0,0 ljust'. Don't allow `center' as a + positioning attribute. + +Mon Oct 29 22:50:38 1990 James Clark (jjc at jclark) + + * tbl/main.c (process_data): When in state START while reading a + text block, don't change to state MIDDLE if c is a newline. + +Sun Oct 28 21:59:56 1990 James Clark (jjc at jclark) + + * dvi/dvi.c (dvi_printer::begin_page): Rename `i' variable to `j' + so as to avoid shadowing parameter. + +Wed Oct 24 18:35:39 1990 James Clark (jjc at jclark) + + * tbl/table.c (trim_space): Deleted. + (table::add_entry): Don't call trim_space. + +Mon Oct 22 03:48:39 1990 James Clark (jjc at jclark) + + * VERSION: Change version to 0.6. + + * troff/number.c (parse_expr): Make == work. + +Sat Oct 20 11:28:17 1990 James Clark (jjc at jclark) + + * man/grog.man: New file. + * man/Makefile: Add grog.n to MAN1PAGES. + * etc/grog.sh: New file. + * etc/Makefile: Install grog.sh as grog. + +Fri Oct 19 11:17:15 1990 James Clark (jjc at jclark) + + * troff/input.c (token::next): Implement \E. + +Thu Oct 18 11:56:24 1990 James Clark (jjc at jclark) + + * xditview/tmac.X: Change font translations to match tmac.ps. + + * troff/input.c (non_empty_name_warning): Don't give a warning if + `\{' terminates the name. + +Tue Oct 16 10:04:23 1990 James Clark (jjc at jclark) + + * ps/devps/symbol.diff: New file. + * ps/devps/FontMakefile: Mention symbol.diff. + +Sun Oct 14 11:46:46 1990 James Clark (jjc at jclark) + + * troff/node.c (font_position): Use get_long_name to read the + external_name. + + * troff/env.c (environment_switch): If we get a number that's < 0 + or >= NENVIRONMENTS, treat it like a name. + Change NENVIRONMENTS to 10. + + * troff/groff.h: Remove definition of FONTS_MAX. + * troff/node.h (class font_family): Make map a pointer instead of + an array. Add a map_size member. Make it a class. Make nm const + and public. Make invalidate_fontno a friend. + * troff/node.c: Define font_table_size. Make font_info a pointer + rather than an array. + (class troff_output_file): Allocate font_position dynamically. Add + nfont_positions member. + (troff_output_file::set_font): Grow font_position if necessary. + (troff_output_file::~troff_output_file): Delete font_position. + (troff_output_file::troff_output_file): Allocate font_position. + (grow_font_table): New function. + (troff_output_file::really_begin_page, + troff_output_file:really_copy_page): Use nfont_positions rather + than FONTS_MAX. + (mount_font_no_translate, mount_style): Call grow_font_table if + necessary. + (font_family::font_family): Allocate map. + (font_family::make_definite): Grow map if necessary. Use + font_table_size instead of FONTS_MAX. + (font_family::~font_family): New function. + (invalidate_fontno): Use font_family::map_size. + (get_fontno, env_space_width, env_half_narrow_space_width, + env_narrow_space_width, symbol_fotno, is_good_fontno, + get_bold_fontno, make_glyph_node): Use font_table_size rather than + FONTS_MAX. + (next_available_font_position): Never return 0. + +Fri Oct 12 10:17:52 1990 James Clark (jjc at jclark) + + * ps/tmac.ps: Add font translations for compatibility with dpost. + +Thu Oct 11 12:09:03 1990 James Clark (jjc at jclark) + + * eqn/pile.c: Rename default_baseline_sep to baseline_sep. + Move BASELINE_SEP_FORMAT and COLUMN_WIDTH_FORMAT into pbox.h. + Move definitions baseline_sep, shift_down, column_sep, + matrix_side_sep into... + * eqn/box.c: Add them to param_table. + * eqn/pbox.h: Add declarations to pbox.h. + + * troff/input.c (set_string): Cast value to unsigned char *. + + * troff/token.h (process_input_stack): Declare it static before + declaring it a friend. + +Wed Oct 10 09:59:13 1990 James Clark (jjc at jclark) + + * dvi/devdvi/texex.map: Fix positions of extensible brace middle + and bottom. + * dvi/devdvi/EX: Regenerate. + + * troff/input.c (init_charset_table): Make ", ', ), ], *, \(dg + transparent. + +Tue Oct 9 08:34:02 1990 James Clark (jjc at jclark) + + * eqn/lex.c: In defaults_table, make definition of `dot' call + `dot_def'. Don't explicitly make it roman. Similarily for other + accents. + + * pic/lex.c (for_input::for_input): Add by_is_multiplicative + argument. + (for_input::get, for_input::peek): Use this. + (do_for): Add by_is_multiplicative argument. + * pic/pic.y: Change optional_by clause to allow '*' after `by'. + Change semantic value of optional_by to be a double plus a flag + saying whethet the by clause is multiplicative. + + * eqn/lex.c (get_delimited_text): Remember location of start of + definition. Improve error handling when EOF is encountered. + + * lib/font.h: Rename handle_x_command to + handle_unknown_font_command. + * lib/font.c (font::load): Call handle_unknown_font_command for + any unknown command in the font description file. Don't call + handle_x_command. Include the name of the command in the argv. + Improve message for unknown command after kernpairs or charset + command. + * ps/ps.c (ps_font::handle_x_command): Rename to + handle_unknown_font_command. Remove message about `x download' + command. Give error message for wrong number of arguments. + * ps/devps/afmtodit: Generate `encoding' instead of `x encoding'. + * dvi/dvi.c (dvi_font::handle_x_command): Rename to + handle_unknown_font_command. Give an error message for wrong + number of arguments. Rename design_size to designsize. + * dvi/tfmtodit.c (main): Generate `checksum' instead of `x + checksum', `designsize' instead of `design_size'. + +Mon Oct 8 00:38:55 1990 James Clark (jjc at jclark) + + * eqn/*.[chy]: Change underaccent to uaccent. + + * eqn/eqn.y: Add rule for underaccent. Declare UNDERACCENT token; + give it the same precedence as ACCENT. + * eqn/other.c (make_underaccent_box): New function. + * eqn/box.h: Declare it. + * eqn/lex.c: Add UNDERACCENT to token_table. Add utilde to + def_table. + +Sun Oct 7 11:25:16 1990 James Clark (jjc at jclark) + + * pic/pic.y (reset_all): New function. Called in rule for RESET. + (parse_init): Call reset_all. + (define_variable): When defining scale reset only those + pre-defined variables that are scaled. + (defaults_table): Add `scale' as non-scaled value. + + * pic/pic.y: Redo parsing of text adjustments: parse adjustments + together with the text; allow any number of positioning words; + allow center as a positioning word. + + * pic/object.c (output::compute_scale): Get picture maximum height + and width from variables called maxpswid and maxpsht. + * pic/pic.y: Add maxpswid and maxpsht to defaults_table. + +Sat Oct 6 10:16:56 1990 James Clark (jjc at jclark) + + * pic/object.c (object_spec::make_text): Multiply textht by number + of text items. + + * pic/pic.y: Allow `sprintf("string", expr,...)' wherever text can + occur. + (do_sprintf): New function. + (pic.gperf): Add sprintf token. + (text, sprintf): New rules. + + * pic/pic.y: `rand()' with no arguments returns a random number + in the range [0,1). + + * pic/pic.y: Allow a bare expression to be an attribute: change + precedences to support this. Change optional_ordinal rule to + optional_ordinal_last to avoid reduce/reduce conflict. + * pic/object.c (object_spec::object_spec): Initialize direction. + + * pic/pic.y: Implement ^ operator meaning exponentiation. + + * troff/node.h: Add default argument to mount_font. + * troff/node.c (font_position): Read an optional third argument + giving the external_name. + (mount_font): Add optional argument giving the external_name. + (mount_font_not_translate): Have additional argument giving + external name. Use this name to load the font. Pass both names + to font_info::font_info. + (font_info::font_info): Have additional argument giving + external_name. + (class tfont): New member external_name. + (font_info::get_tfont): Use external name to construct tfont_spec. + +Fri Oct 5 04:03:13 1990 James Clark (jjc at jclark) + + * eqn/lex.c (init_table): Add argument giving device. Define + name of device to be "1". + (do_ifdef): Counts as true if the argument has been defined with + `define'. + * eqn/main.c (main): Call init_table with device argument. Make + device local to main. + * eqn/eqn.h: Change declaration of init_table. Remove declaration + of device. + + * pic/lex.c (get_delimited): Allow text to be delimited by + matching {}s. Don't recognize ending delimiter within a string. + + * troff/input.c (get_delim_name): New function. + (token::next): Implement \C. + + * lib/font.c (font::load): Grok ---. Add an alias for each + character based on its code. + (font::get_code_width): Deleted. + * lib/font.h (class font): Declare font::number_to_index(). + Remove declaration of font::get_code_width. + * lib/nametoindex.c (font::name_to_index): Add 512 rather than 256 + to indices of named characters. + (font::number_to_index): New function. + * troff/input.c (font::number_to_index): New function. + (get_charinfo_by_number, charinfo::get_number, + charinfo::set_number): New functions. + (token::next): Turn \N into a TOKEN_NUMBERED_CHAR. + (token::process, token::description, token::get_char, + token::add_to_node_list, token::operator==): Handle + TOKEN_NUMBERED_CHAR. + * troff/charinfo.h: Declare get_charinfo_by_number, + charinfo::get_number, charinfo::set_number. Add NUMBERED flag to + charinfo class. + (charinfo::numbered): New function. + * troff/token.h: Add TOKEN_NUMBERED_CHAR. + * troff/env.h (class environment): Remove declaration of ... + * troff/env.c (environment::make_numbered_char_node): Deleted. + * troff/node.c (make_numbered_node): Deleted. + (class numbered_glyph_node): Remove. + (troff_output_file::put_char_width, troff_output_file::put_char): + Handle numbered chars. + (troff_output_file::numbered_char): Removed. + (tfont::get_code_width): Removed. + (make_glyph_node): Don't search special fonts for numbered + characters. + * troff/node.h: Remove declaration of make_numbered_node. + * driver/input.c (do_file): Handle N command. + * driver/printer.h: Add declaration of ... + * driver/printer.c (printer::set_numbered_char): New function. + * dvi/tfmtodit.c (main): Generate unnamed entries. + * ps/devps/afmtodit: Likewise. + * xditview/xtotroff.c (MapFont): Likewise. + * xditview/libXdvi/parse.c (ParseInput): Grok N command. + + * tbl/main.c (process_format): If multiple widths are specified + for a column but all the widths are the same, don't give an error + message. + + * tbl/table.c (table::do_row): If the current row is all lines and + the stuff doesn't contains a line, mark the top of the row after + printing stuff before the row. If the current row is not all + lines and the stuff doesn't contain a line, don't unnecessarily + mark the top of the row before printing the stuff. + +Mon Oct 1 11:42:00 1990 James Clark (jjc at jclark) + + * troff/groff.h: Remove MAX_PATH. + * troff/input.c (open_file): Dynamically allocate space for the + path. + (open_mac_file, process_macro_file): Corresponding changes. + +Sun Sep 23 18:56:26 1990 James Clark (jjc at jclark) + + * troff/node.h (class output_file): Make copy_file pure. Add + vspace method ifdef COLUMN. Add is_printing method. + * troff/node.c: Add class printing_reg. Add class + real_output_file. Derive other output_file classes from + real_output_file; in these classes rename begin_page to + really_begin_page, print_line to really_print_line, copy_file to + really_copy_file, transparent_char to really_transparent_char. + Move output_file::flush to real_output_file. Add printing member + to class output_file. + * troff/div.h: Remove printing member from top_level_diversion. + Add vspace member function to class diversion ifdef COLUMN. Add + some declarations ifdef COLUMN. + * troff/div.c (top_level_diversion::copy_file, + top_level_diversion::transparent_output, + top_level_diversion::output): Don't test printing member before + output. + * troff/input.c: Handle initial variable_space_request ifdef + COLUMN. + * troff/Makefile: Add column.c but comment it out. Add -DCOLUMN + but comment it out. + +Sat Sep 22 11:32:22 1990 James Clark (jjc at jclark) + + * troff/div.c (diversion::need): Make any space forced. If we + sprung a trap, set truncated_space to minus the distance to the + trap and set needed_space to the amount that was needed. + (top_level_diversion::space): A forced space turns no_space_mode + off. + (class constant_vunits_reg): New class. + (init_div_requests): Implement number registers .trunc and .ne + using constant_vunits_reg. + (class truncated_space_reg): Deleted. + + * troff/div.h: Don't have a no_space_mode member in diversion. + Instead have it in top_level_diversion. + * troff/div.c (diversion::diversion): Don't initialize + no_space_mode. + (top_level_diversion::top_level_diversion): Initialize + no_space_mode. + (no_space, restore_spacing): Do nothing if curdiv != topdiv. + (macro_diversion::output): Don't clear no_space_mode. + + * troff/input.c (diverted_space_node::reread): Don't call + environment::do_break. In fill mode, act like a blank line. + (diverted_copy_file_node::reread): Don't call + environment::do_break. + + * troff/div.c (blank_line): New function. + * troff/div.h: Declare it. + * troff/input.c (process_input_stack): Call it. + + * troff/div.c (truncated_space_reg::get_string): New function. + (init_div_requests): Bind to .trunc. + (space_request, top_level_diversion::space, + top_level_diversion::output, macro_diversion::space, + macro_diversion::output): Update truncated_space. + (macro_diversion::output): Redo calculations when trap sprung. + (macro_diversion::output, macro_diversion::space): No need for + trap_flag. + + * troff/div.c (top_level_diversion::output): Set nl_reg_contents + after truncating post line spacing. + +Fri Sep 21 11:27:25 1990 James Clark (jjc at jclark) + + * ps/devps/prologue (MF, SF): Make them work even if setfont is + defined as a procedure rather than as an operator. + +Thu Sep 20 12:55:05 1990 James Clark (jjc at jclark) + + * troff/div.c (macro_diversion::space): Ignore no_space_mode. + +Wed Sep 19 10:54:37 1990 James Clark (jjc at jclark) + + * troff/div.c (top_level_diversion::output): Merge + output_file::print_line and output_file::end_of_line member + functions. + * troff/div.h (class output_file): + * troff/node.c (troff_output_file::print_line, + troff_output_file::end_of_line, output_file::end_of_line, + ascii_output_file::print_line, suppress_output_file::print_line): + Corresponding changes. + +Tue Sep 18 11:31:47 1990 James Clark (jjc at jclark) + + * troff/input.c (token::next): Don't give a warning for `\.'. + + * troff/env.c (environment::get_center_lines): New function. + (init_env_requests): Bind number register .ce to it. + * troff/env.h: Declare it. + * tbl/table.c (table::init_output): Define reset macro to restore + .ce. If center option not given, store .ce in SAVED_CENTER_REG. + Then do .ce 0. + (table::print): If center option not given, then imply center + option if SAVED_CENTER_REG > 0. + +Mon Sep 17 09:19:19 1990 James Clark (jjc at jclark) + + * ps/devps/Makefile: Remove T from FONTS. Remove TSymbol.ps and + Troff.ps from DOWNLOAD. + + * troff/Makefile: Change comment in DEFINES to avoid confusing + System V make. + + * ps/ps.c (ps_printer::do_exec): Allow newlines within PostScript + code. Don't try to catch errors with stopped. + (check_line_lengths): New function. + * ps/devps/prologue (EXEC): Deleted. + (EBEGIN, EEND): New procedures. + +Sun Sep 16 14:51:15 1990 James Clark (jjc at jclark) + + * troff/input.c: Include request.h before node.h. + * troff/node.c: Likewise. + * troff/env.c: Likewise. + * troff/div.c: Likewise. + * troff/node.h (class special_node): Store argument as a macro + rather than a char *. + * troff/node.c (special_node::special_node, special_node::copy): + Grok this. + (special_node::~special_node): Deleted. + (special_node::tprint): Deleted. + (special_node::tprint_start, special_node::tprint_end, + special_node::tprint_char): New functions. + (troff_output_file::special): Deleted. + (troff_output_file::start_special, troff_output_file::end_special, + troff_output_file::special_char): New functions. + * troff/input.c (special_node::tprint): New function. + (do_special): Use macro not char *. + (do_transparent_macro): Deleted. + (token::next): Don't call do_transparent_macro. + + * troff/input.c (token::next): Add 'Y' case. + (do_transparent_macro): New function. + * troff/node.c (troff_output_file::special): Handle newlines with + argument using new continuation convention. + * driver/input.c (get_string): Cope with continuation convention. + (do_file): Don't call skip_line after calling get_string(1). + * ps/ps.c (ps_printer::special, ps_printer::do_import, + ps_printer::do_def, ps_printer::do_exec): Cope with newlines in + arg. + * xditview/libXdvi/parse.c (ParseInput): Ignore lines starting + with +. + +Sat Sep 15 19:00:10 1990 James Clark (jjc at jclark) + + * troff/input.c (asciify): By default, illegal input characters + should return empty string. + + * troff/input.c (copy_file): Handle first page transition like title. + (token::next, process_input_stack): Grok COPY_FILE_REQUEST. + + * troff/input.c (token::next): Improve error message for EOF after + escape character. + (input_char_description): New function. + (get_char_for_escape_name): Use input_char_description. + (token::next): Warn about unrecognized escape sequences. + (warning_table): Add WARN_ESCAPE. + * troff/groff.h: Declare WARN_ESCAPE. Change WARN_TOTAL + accordingly. + + * troff/token.h: Remove declaration of process_input_stack. + + * troff/input.c: Remove declaration of init_hyphen_requests. + * troff/request.h: Correct spelling in declaration of same. + + * troff/input.c (token::next): Check whether escape_char is 0. + +Fri Sep 14 12:09:25 1990 James Clark (jjc at jclark) + + * groff.c (main, usage, help): Implement -P and -L options. + * groff.sh: Likewise. + + * troff/input.c (token::next): Use some gotos to avoid code + duplication. + + * troff/input.c (get_long_name, get_name, read_long_ecsape_name): + Avoid calling symbol::symbol if name empty. + +Thu Sep 13 06:21:45 1990 James Clark (jjc at jclark) + + * troff/input.c (init_input_requests): Make \n(.x return the major + version number and \n(.y return the minor version number. + * troff/Makefile: Construct file majorminor.c defining + major_version and minor_version automatically from ../VERSION. + + * troff/node.c (class glyph_node): Make operator new and operator + delete public. + (class ligature_node): Similarily. + + * troff/input.c (operator==(const macro &, const macro &)): New + function. + (non_interpreted_node::same): Use this. + (string_iterator::string_iterator): Make macro& argument const. + + * troff/input.c (input_iterator::get): New function. Don't make + asciify_macro or class non_interpreted_node friends of class + input_iterator. + (non_interpreted_node::interpret): Use input_iterator::get. + (asciify_macro): Likewise. + + * troff/input.c (~token_node, ~string_iterator, ~arg_list, + ~non_interpreted_node): Deleted. + * troff/node.c: (~suppress_output_file, ~ascii_output_file): + Deleted. + + * troff/symbol.h: Make all symbol member functions const. + + * lib/strtol.c: New file. + * lib/Makefile: Add strtol.c. + * Makefile: Define STRTOL as strtol.o to include strtol in + libgroff.a. + +Wed Sep 12 10:00:49 1990 James Clark (jjc at jclark) + + * pic/troff.c (troff_output::simple_circle): Divide by scale. + +Tue Sep 11 14:17:16 1990 James Clark (jjc at jclark) + + * troff/input.c (do_special): Use input_level. + + * troff/token.h (TOKEN_BACKSPACE): New token. + (token::backspace): New function. + * troff/input.c (token::description, token::next, token::process): + Grok TOKEN_BACKSPACE. + (do_special): Turn TOKEN_BACKSPACE back into \b. + + * troff/token.h (token::leader): New function. + * troff/input.c (do_special): Turn TOKEN_LEADER back into \001. + + * troff/input.c (do_special): Turn TOKEN_TAB back into \t. + + * troff/input.c (do_special): Use token::description in error + message. + +Mon Sep 10 11:06:27 1990 James Clark (jjc at jclark) + + * troff/input.c (decode_args): Combine quoted and + quote_input_level variables. Make it a for (;;) loop. + + * troff/input.c (get_char_for_escape_name): Check for \001 and \b. + + * troff/input.c (read_long_escape_name): The test for whether to + expand buffer was off by 1. + (read_string): Similarily. + +Fri Sep 7 11:45:50 1990 James Clark (jjc at jclark) + + * troff/input.c: Use `const int' rather than `static const int'. + + * troff/div.h (diversion::copy_file): Declare as pure virtual. + (macro_diversion::copy_file): New function. + * troff/node.h: New class diverted_copy_file_node. + * troff/node.c: Implement it. + * troff/input.c (copy_file): Use diversion::copy_file. Handle + first page transition by pushing a diverted_copy_file_node. + * troff/input.c (token::next, process_input_stack): Don't handle + COPY_FILE_REQUEST. + +Thu Sep 6 13:29:10 1990 James Clark (jjc at jclark) + + * ps/ps.c (flush_sbuf): Remember to add sbuf_kern when checking + whether space widths need adjusting. + + * troff/charinfo.h: Generalize translated_to_space to + special_translation so as to allow translation to \&. + * troff/input.c (translate): Allow translation to \&. + (charinfo::*): Corresponding changes. + * troff/node.c (make_node, node::add_char): Corresponding changes. + * troff/node.h (dummy_node::dummy_node): Allow optional first + argument. + + * lib/lib.h: Make codes 0200 to 0237 illegal input characters. + * troff/token.h: Remove TOKEN_TITLE. Remove token::title. Add + TOKEN_REQUEST. + * troff/input.c (token::next): Turn a TITLE_REQUEST into a + TOKEN_REQUEST with an argument of TITLE_REQUEST. + (token::process): Grok that. + * troff/input.c (copy_file): Handle first page transition like + title by pushing a COPY_FILE_REQUEST cookie. + (token::next, process_input_stack): Grok that. + * troff/node.h (output_file::copy_file): Add x and y arguments. + Make it non-pure. + * troff/div.c (top_level_diversion::copy_file): Supply them. + * troff/node.c (troff_output_file::copy_file): Add x and y + arguments; moveto specified position. Invalidate font_position + array after copying file. + (output_file::copy_file): New function. + (suppressed_output_file::copy_file, ascii_output::copy_file): + Removed. + * troff/input.c (transparent_file): New function. + (init_input_requests): Bind to "trf". + (token::next): Handle TRANSPARENT_FILE_REQUEST cookie. + (process_input_stack): Likewise. + + * troff/Makefile: Add ../lib/lib.h to GROFF_H. + + * troff/node.c (init_node_requests): New number registers .kern + pointing to global_kern_mode, and .lg pointing to + global_ligature_mode. + + * troff/node.c (ligature): Don't change it if we get a bad + integer. + + * troff/input.c (do_define_string): Don't strip tabs. + + * troff/input.c (asciify_macro): Make the string_iterator auto. + + * troff/node.c (init_font_requests): Rename to... + (init_node_requests): + * troff/node.h: Change declaration. + * troff/input.c (main): Change call. + + * troff/input.c (node::reread, diverted_space_node::reread): New + methods. + (process_input_stack): Call reread rather than + get_diverted_space_node. + * troff/node.c (node::get_diverted_space_node, + diverted_space_node::get_diverted_space_node): Removed. + * troff/node.h: Declare reread methods instead of + get_diverted_space_node methods. Make `n' member private. + * troff/input.c: (token::diverted_space): Removed. + * troff/token.h: Removed declaration. + + +Tue Sep 4 00:48:04 1990 James Clark (jjc at jclark) + + * eqn/script.c (script_box::compute_metrics): Don't let + SUP_RAISE_FORMAT become negative. + + * tbl/table.c (table::do_row): Entries that don't end in the + this row shouldn't make the row non-blank. + + * tbl/table.c (table::make_columns_equal): Only set the width of + columns which are marked as equal. + + * tbl/main.c (process_data): Before issuing excess data error, + if last character was a newline unget it; then get it again after + the error. Also include the contents of the entry in the message. + + * groff.c: New file. + * Makefile: Build groff from groff.c. Make it possible to use + either groff.sh or groff.c as groff. + * Makefile.bd: Similarily. + +Mon Sep 3 09:39:49 1990 James Clark (jjc at jclark) + + * groff.sh: Don't delay expansion of $@ in assignment to files. + Remove occurrences of \". + +Sun Sep 2 09:56:59 1990 James Clark (jjc at jclark) + + * all Makefiles: Simplify and rearrange. + + * Makefile: Handle fmod like malloc. + * lib/Makefile: Similarily. + * lib/fmod.c: Remove #ifdef NEED_FMOD. + + * Makefile: Rename OPTIMISE to OPTIMIZE. + + * groff.sh: Remove assignment to PATH. + * Makefile: Remove SHPATH variable. + * Makefile.bd: Similarily. + + * groff.sh: Add -V option to print the pipeline instead of + executing it. + +Fri Aug 31 00:56:46 1990 James Clark (jjc at jclark) + + * lib/font.c: Split off file searching into ... + * lib/fontfile.c: New file. + + * lib/strerror.c (strerror): Use `Error %d' for unknown errors. + +Thu Aug 30 13:13:55 1990 James Clark (jjc at jclark) + + * tbl/table.c (table::do_hspan): Delete assertion that e != 0. + Also change misleading comment. + (table::do_vspan): Change similarily misleading comment. + * tbl/main.c (process_data): A format row with an explicit `s' + uses up a data line, even if all the other columns are `_' or `='. + + * troff/input.c (token::description): Fix description of + TOKEN_DUMMY and TOKEN_EMPTY. + +Wed Aug 29 04:12:08 1990 James Clark (jjc at jclark) + + * groff.sh: Fix description of -Z in help message. + +Tue Aug 28 07:28:33 1990 James Clark (jjc at jclark) + + * pic/object.c (object_spec::make_object): Allow negative and zero + line thicknesses. + * pic/pic.y: Give linethick default value of -1.0. + * pic/troff.c (troff_output::troff_output): Initialize + last_line_thickness to BAD_THICKNESS. + (troff_output::finish_picture): Set thickness to BAD_THICKNESS. + (troff_output::line_thickness): Canonicalize negative thicknesses + to RELATIVE_THICKNESS. + * pic/tex.c (tex_output::set_pen_size): Silently map negative line + thicknesses to DEFAULT_PEN_SIZE. Canonicalize negative pen sizes + to -1.0. + (tex_output::start_picture): Set pen_size to -2.0. + + * ps/ps.c (ps_printer::set_line_thickness): If line_thickness is + 0, then use 0 linewidth. + (ps_printer::ps_printer): Initialize line_thickness to -1. + + * pic/troff.c (troff_output::simple_ellipse): Divide by scale. + + * ps/devps/symbolchars: Remove `or'. + * ps/tmac.ps: Implement \(or with .char. + + * ps/devps/symbolchars: Move most characters into textmap. + * ps/devps/textmap: Add names for troff bracket characters. Remove + ul, ru, br, bv. + + * ps/devps/TSymbol.ps: Removed. + * ps/devps/FontMakefile: Make S from Symbol not TSymbol. + * ps/tmac.ps: Do with .char what TSymbol did. + * ps/devps/download: Remove TSymbol. + + * ps/devps/T: Removed. + * ps/devps/Troff.ps: Removed. + * ps/devps/Troff.afm: Removed. + * ps/tmac.ps: Implement \(ru, \(ul, and \(br with .char. + * ps/devps/download: Remove Troff. + * ps/devps/FontMakefile: Remove T target. + * ps/devps/DESC-A4: Remove T from font list. + * ps/devps/DESC-letter: Likewise. + + * troff/input.c (macro_to_node): Rename to ... + (charinfo_to_node): Don't pass mac argument. Temporarily remove the + character's definition while processing it. + * troff/node.c (node::add_char, make_node): Change calls to + macro_to_node accordingly. + + * troff/input.c (token::next): Translate \_ to \(ul. + + * tty/devascii/R.proto: Add `|'. + * tty/devlatin1/R.proto: Likewise. + +Mon Aug 27 11:25:41 1990 James Clark (jjc at jclark) + + * man: Put the version number in all the man pages. + +Sun Aug 26 11:40:05 1990 James Clark (jjc at jclark) + + * Makefile.bd: New file. + * README.bd: New file. + + * VERSION: New file. + * lib/version.c: Removed. + * lib/Makefile: Create version.c from ../VERSION. Remove version.c + in clean target. + + * troff/input.c (main): Get hyphen_file from GROFF_HYPHEN + environment variable. + + * all Makefiles: Split install target into install.bin for + binaries, and install.nobin for everything else. + * Makefile: Add bindist target. + + * man/afmtodit.man: New file. + * man/Makefile: Add afmtodit.n to MAN1PAGES. + * ps/devps/Makefile: Add textmap to DEVICEFILES. Install afmtodit + in BINDIR. + * ps/Makefile: Pass BINDIR to make install in devps. + + * ps/ps.c (ps_printer::set_char): Do nothing if the character is + the space character. + + * ps/devps/FontMakefile: Rename symbol.afm to tsymbol.afm. + +Sat Aug 25 15:39:03 1990 James Clark (jjc at jclark) + + * ps/ps.c: Redo font downloading. + * ps/devps/download: New file. + * ps/devps/Makefile: Add download to DEVICEFILES. + * ps/devps/afmtodit: Remove -d option. + * ps/devps/FontMakefile: Don't use -d option with afmtodit. + * ps/devps/symbosl.ps: Add %%DocumentFonts comment. + * ps/devps/zapfdr.ps: Likewise. + * ps/devps/TSymbol.ps: Likewise. + +Fri Aug 24 20:10:30 1990 James Clark (jjc at jclark) + + * groff.sh: Initialize dev to ${GROFF_TYPESETTER:-@DEVICE@}. + +Thu Aug 23 10:03:47 1990 James Clark (jjc at yquem) + + * ps/ps.c (ps_output::include_file): If BROKEN_SPOOLER is defined, + then strip the first line if it starts with %. + * Makefile: Add a comment about this. + + * man/tfmtodit.man: New file. + * man/Makefile: Add tfmtodit.n to MAN1PAGES. + * dvi/Makefile: Install tfmtodit in BINDIR. + + * dvi/tfmtodit.c (usage): Mention -v option. + +Wed Aug 22 09:56:36 1990 James Clark (jjc at yquem) + + * troff/node.c (troff_output_file::end_of_line): Call do_motion. + * troff/node.c (troff_output_file::transparent_char): Don't call + flush_tbuf. + + * eqn: Add check_tabs method to most box classes. + * eqn/box.c (box::top_level): Call check_tabs. + + * eqn/script.c (script_box::output): Use \Z. + * eqn/limit.c (limit_box::output): Use \Z. + + * eqn/box.c (box::top_level): Use itoa. + +Tue Aug 21 09:29:28 1990 James Clark (jjc at yquem) + + * dvi/tmac.dvi: Add font translations for CR, C, TT. + * dvi/devdvi/Makefile: Don't make links to CW. + + * ps/tmac.ps: Add font translations for C, CW, CO, CX, CD, H, HO, + HX, HD. + * xditview/tmac.X: Likewise. + + * troff/node.c: Add font translation feature. + (get_font_translation): New function. + (symbol_fontno): Translate the font name. + (mount_font_no_translate): Rename to mount_font to this. + (mount_font): New function. + (font_family::make_definite): Call mount_font_no_translate instead + of mount_font. + (mount_style): Translate the font name. + (font_translate): New function. + (init_font_requests): Bind "ftr" to font_translate. + + * ps/devps/prologue (SN): New procedure that rounds a position to + the nearest (pixel + (.25,.25)). + (DL): Use SN to round endpoints. + + * lib/version.c: Changed version to 0.5. + +Sat Aug 18 04:43:21 1990 James Clark (jjc at yquem) + + * Makefile: Move definition of PAGE to the very beginning, so that + people are less likely to miss it. + +Fri Aug 17 02:15:11 1990 James Clark (jjc at yquem) + + * man/Makefile: Don't need to sed out @UPCASE_PROG_PREFIX@. + + * troff/env.c (environment::choose_breakpoint): Make `can't find + breakpoint' error a warning of type WARN_BREAK. Change message to + `can't break line'. + * troff/groff.h: Declare WARN_BREAK with code 4; change WARN_INPUT to + code 040000. + * troff/input.c: Add WARN_BREAK to warning_table. Include + WARN_BREAK in DEFAULT_WARNING_MASK. + + * tty/tmac.tty: Add definition of \(+-. + + * groff.sh: Remove `--' option to set command. + + * dvi/devdvi/texsy.map: Remove duplicate md entry. + + * ps/devps/eqnchar: Better definition of cdot using md. + * dvi/devdvi/eqnchar: Likewise. + * xditview/devX100/eqnchar: Likewise. + * xditview/devX75/eqnchar: Likewise. + * eqn/lex.c: Add definition of cdot. + +Thu Aug 16 09:33:57 1990 James Clark (jjc at yquem) + + * troff/input.c (get_optional_char): New function. + * troff/input.c (set_page_character): Use get_optional_char(), + rather than has_arg() and tok.get_char(1). + * troff/env.c (tab_character, leader_character, hyphen_char, + field_characters): Likewise. + (margin_character): Likewise. Also always delete the + margin_character_node. + + * troff/input.c (token::get_char): Use token::description. + + * troff/input.c (has_arg): Don't skip over tab and \}. + * troff/number.c (start_number): Give a warning if the number + starts with \} (WARN_RIGHT_BRACE) or tab (WARN_TAB). + +Wed Aug 15 10:04:37 1990 James Clark (jjc at yquem) + + * troff/input.c (empty_name_warning, non_empty_name_warning): New + functions. + (get_name, get_long_name): Use these. Rename `warn' argument to + `required'. + + * troff/node.c (get_fontno): Test that the symbol is not null. + + * troff/input.c (token::description): New function. + * troff/number.c (parse_term): Use token::description in `numeric + expression expected' message. + * troff/groff.h: Add WARN_MISSING. + * troff/number.c (start_number): New function. + * troff/number.c (get_vunits, get_hunits, get_number, get_integer, + get_incr_number): Use start_number(). + * troff/input.c (DEFAULT_WARNING_MASK): Enable WARN_NUMBER by + default. + * troff/input.c (get_name, get_long_name): Use WARN_MISSING. + * troff/reg.c (alter_format): Use WARN_MISSING. Also use + token::descripion. + * troff/input.c (token::get_char): Use WARN_MISSING. + * troff/input.c (token::delimiter): Use token::description. + * troff/env.c (environment_switch): Back out Aug 3 change. + * troff/input.c (has_arg): Skip over \}s and tabs but give a + warning. + * troff/token.h (token::tab): New function. + * troff/node.c (get_fontno): Use tok.skip() rather than has_arg(). + * troff/reg.c (alter_format): Likewise. + * troff/node.c (bold_font): Use has_arg() rather than tok.skip(). + +Tue Aug 14 10:11:21 1990 James Clark (jjc at yquem) + + * troff (most files): Redo warnings. Divide warnings into various + categories; warning() has an additional first argument indicating + the category it falls into. + * troff/input.c (main): -w now takes an argument. New option -W. + (enable_warning, disable_warning): New functions. + + * ps/devps/afmtodit: Add -a option to lie about the italic angle. + * ps/devps/FontMakefile: Pretend TI has an angle of 7. + +Mon Aug 13 10:11:16 1990 James Clark (jjc at yquem) + + * ps/devps/eqnchar: Better definitions of dotdot, vec, dyad, inf. + * xditview/devX100/eqnchar: Likewise. Remove definition of dot. + * xditview/devX75/eqnchar: Likewise. + * dvi/devdvi/eqnchar: Better definitions of vec, dyad, dotdot. + + * eqn/other.c: When bar or over applies to a single character + don't produce an overline_box or an underline_box. Instead produce + an accent_box or an underaccent_box, with the accent a line + whose width is accent_width. New classes underaccent_box, + overline_char_box and underline_char_box. + * eqn/box.h: Move overline_box, underline_box, accent_box class + declarations into eqn/other.c. Add declarations of + make_underline_box, make_overline_box, make_accent_box. + * eqn/eqn.y: Call make_overline_box, make_underline_box + make_accent_box instead of constructors. + * eqn/pbox.h, eqn/box.c: Add accent_width parameter. + + * eqn/other.c: Add accent_box::~accent_box. + * eqn/box.h: Declare it. + + * groff.sh: With -Tps, use eqn -D. + + * eqn/other.c (overline_box::output): Use \Z. If draw_flag use \D + rather than \l. + (underline_box::output): Similarily. + (accent_box::output): Use \Z. + + * xditview/tmac.X: Add definitions of ~ and ^ (so that they are a + bit smaller.) + +Sun Aug 12 09:41:15 1990 James Clark (jjc at yquem) + + * troff/div.c (top_level_diversion::transparent_output(unsigned + char)): Use asciify. + * troff/input.c (asciify): Don't make it static. + * troff/token.h (asciify): Declare it. + + * troff/input.c (get_name, get_long_name, token::get_char, + token::delimiter): Add an extra default argument which says + whether a warning should be printed. + * troff: Pass a non-zero argument to one of these rather than + printing a warning directly. + +Sat Aug 11 09:02:21 1990 James Clark (jjc at yquem) + + * troff: Consistently use symbol::is_null. + + * troff/dictionary.h: Move some inline functions into + dictionary.c. + + * troff/request.h: Move inline functions into input.c. + (request_or_macro::invoke): Make it pure. + + * troff/input.c, troff/reg.h: New class `constant_int_reg'. + * troff/input.c (init_input_requests): Use class constant_int_reg. + (class compatible_reg): Deleted. + * troff/div.c (init_div_requests): Use class constant_int_reg. + (class last_post_line_extra_space_reg): Deleted. + + * troff/env.c (tab_character): Don't change the tab character if + we get an invalid argument. + (hyphen_char): Similarily. + + * troff/reg.c (alter_format): Check that nm is not null. + + * Makefile, groff.sh: Make it possible to customize the commands + used for printing PostScript and dvi files. Also make it possible + to customize the path used by groff.sh. + + * eqn/eqn.y: Make `left' right associative. + +Fri Aug 10 18:20:39 1990 James Clark (jjc at yquem) + + * pic/pic.h: Added definition of M_SQRT2 for those systems that + don't have it. + + * pic/pic.h: Removed definition of INT_MAX. + + * troff/node.c (italic_corrected_node::vertical_extent): Omit + `return'. + + * troff/input.c (token::next): Handle \R like \n. + +Tue Aug 7 09:46:33 1990 James Clark (jjc at yquem) + + * ps/tmac.pc (PSPIC): Simplify. + + * troff/env.c (tab_stops::to_string): + * pic/pic.y (object_type_name): + * pic/troff.c (simple_output::line): + * pic/tex.c (tex_output::spline): + * pic/object.c (object_spec::make_object): + * tbl/main.c (process_data): Add cases to switch statements to + avoid cfront warnings. (Some of these are spurious, since the + switch already has a default case.) + + * ps/tmac.ps (PSPIC): Reformatted. Prefix all local names with + `ps-'. Don't test systat; instead check number of arguments to + ps-bb. + +Mon Aug 6 00:13:07 1990 James Clark (jjc at yquem) + + * macros/tmac.e: Do not decrease the page offset by 0.5i. + + * ps/ps.c (ps_printer::ps_printer): Use mktemp instead of tempnam. + Unlink the file as soon as we have opened it, so that we don't + have to bother with signal handlers. + (handler): Deleted. + (fatal_error_exit): Deleted. + (main): Don't call signal. + + * dvi/tfmtodit.c: Add -k option so that kerns with the skewchar + can be ignored. + * dvi/devdvi/Makefile: Use the -k option with S and MI. + + * pic/pic.y: If there is a label, or an nth construction before + the first `.' in the argument to `with', ignore it and generate a + warning. + * pic/lex.c (lex_warning): New function. + + * tbl/table.c (table::init_output): In section keep and release + macro, use 0 indent when diverting and the correct indent when + rereading. + + * troff/input.c (interpolate_number_format): Do not interpolate + anything if the number register is not defined. + + * tbl/main.c (process_data): Don't add entry when col >= ncolumns. + +Sat Aug 4 08:12:05 1990 James Clark (jjc at yquem) + + * ps/devps/prologue (PICTURE): Set components of graphics state to + their default values. + + * ps/devps/text.enc: Add trademark + * ps/devps/textmap: Add names for club, spade, heart, diamond, + carriagereturn, suchthat. Use Upsilon1 rather than Upsilon. + * ps/devps/symbolchars: Add names for summation and product. + + * dvi/devdvi/texsy.map: Add names for club, spade, heart, diamond, + suchthat. Add pp. Add upper-case letters. + + * xditview/libXdvi/DviChar.c: Add names for club, spade, heart, + diamond, carriagereturn, suchthat. Use Upsilon1 rather than + Upsilon. + + * dvi/devdvi/texsy.map: Rename lA (left angle bracket) to la, and + rA (right angle bracket) to ra. Introduce names for double-headed + arrows and double-barred arrows: <>, va, lA, rA, hA, uA, dA, vA. + * ps/devps/textmap: Likewise for ps device. + * xditview/libXdvi/DviChar.c: Likewise for X100 and X75 devices. + * tty/devascii/R.proto: Rename lA to la and rA to ra. + * tty/devascii/R.proto: Likewise. + * tty/tmac.tty: Provide definitions for \(<>, \(lA, \(rA, \(hA, + \(uA, \(dA. + * eqn/delim.c: In delim_table, rename \(lA to \(la and \(rA to \(ra. + + * xditview/tmac.X: Add definitions for \(fi \(fl \(ff \(Fi \(Fl. + + * eqn/lex.c: Added definitions of `approx', `grad' and `del' to + def_table. + +Fri Aug 3 09:59:27 1990 James Clark (jjc at yquem) + + * troff/div.c (when_request): Use symbol::is_null rather than + has_arg to determine whether we have an argument. + (change_trap): Remove the trap if we get an invalid number. Give + an error if we don't get at least the macro name. + (diversion_trap): Remove trap if we get an invalid name or number. + + * troff/env.c (environment_switch): Pop if we get an invalid + symbol or numeric expression. + + * troff/input.c (do_define_macro): If EOF is encoutered while + defining the macro, do tok.next() before returning. + + * troff/token.h (has_arg): Move definition from here, to ... + * troff/input.c (has_arg): ... here + + * troff/env.c (space_size): Do nothing if we get an invalid argument. + * troff/input.c (shift): Likewise. + + * pic/lex.c (get_token_after_dot): Accept `.center' as a synonym + for `.c'. + + * pic/troff.c (troff_output::start_picture): Comment out calls to + `..'. + + * eqn/main.c (do_file): Subtract 1 from current_lineno if + interpret_lf_args succeeds. + + * eqn/main.c (do_file): Don't recognize delimiter if preceded by + \\. This avoids problems with \$N. + + * groff.sh: Pass -C to preprocessors. + + * lib/lf.c (interpret_lf_args): Be more flexible. + + * tbl/main.c (main): Add -C option. + (table_input::get): Do not recognize TE if followed by character + other than a space or newline unless -C option given. + (process_input_file): Likewise for lf, TS. + (process_data): Likewise for lf in text blocks. + + * eqn/main.c (main): Add -C option. + (do_file): Don't recognize EQ, EN or lf if followed by character + other than space or newline unless -C option given. + * eqn/lex.c (file_input::read_line): Similarily. + * eqn/eqn.h: Declare compatible_flag. + + * etc/soelim.c (main): Add -C option. + (interpret_lf_args): Use version in libgroff. + (do_file): + + * pic/main.c (main): Add -C option, which sets compatible_flag. + (top_input::get), (top_input::peek): If -C option not given, + do not recognize .PS/.PE/.PF/.lf if followed by a character + other than space or newline. + * pic/lex.c (file_input::read_line): Similarily. + * pic/pic.h: Add declaration of compatible_flag. + +Thu Aug 2 11:11:27 1990 James Clark (jjc at yquem) + + * ps/tmac.ps (PSPIC): Avoid use of `echo -n'. + + * troff/node.c, troff/node.h: Add `asciify' methods to classes + derived from node. New class space_char_hmotion_node. + * troff/input.c (asciify_macro): New function. + * troff/input.c (init_input_requests): New request `asciify' bound + to asciify_macro. + * macros/mm.diff: New file. + * Makefile: In install.mm target use `patch' to apply + macros/mm.diff. + + * troff/input.c (macro::print_size): Just print the size in bytes. + + * troff/div.c (return_request): Correct the argument + interpretation. + +Wed Aug 1 12:38:36 1990 James Clark (jjc at yquem) + + * troff/node.h (class composite_node): Add sz member. + * troff/node.c (composite_node::size): Return sz. + * troff/input.c (macro_to_node): Use the initial size in the + environment as the size of the composite_node. + + * troff/node.c (node::zero_width_tprint): Provide a reasonable + default. + +Tue Jul 31 10:07:10 1990 James Clark (jjc at yquem) + + * troff/div.c (change_trap): If we get a bad number expression, + do nothing. + +Mon Jul 30 10:30:49 1990 James Clark (jjc at yquem) + + * lib/matherr.c (matherr): Define this only if math.h defines + TLOSS. + +Sun Jul 29 10:34:27 1990 James Clark (jjc at yquem) + + * troff/div.c (macro_diversion::distance_to_next_trap): If there + no diversion trap return vunits(INT_MAX - vresolution). + +Sat Jul 28 14:28:14 1990 James Clark (jjc at yquem) + + * troff/input.c (do_zero_width): New implementation that doesn't + use a temporary environment. Use instead: + (token::add_to_node_list): New function. + * troff/env.c (environment::get_prev_char_height), + (environment::get_prev_char_height), + (environment::get_prev_char_skew): New functions. + (environment::get_prev_char): New function. + (environment::get_prev_char_width): Change to use get_prev_char. + (init_env_request): Implement new registers .cht, .cdp, .csk. + * eqn/sqrt.c (sqrt_box::output): Don't rely upon the argument to + \Z being processed in a separate environment. + +Fri Jul 27 10:21:25 1990 James Clark (jjc at yquem) + + * tbl/table.c: Removed TABLE_BOTTOM_REG. + + * tbl/table.c (table::init_output): In the section release macro, + give a warning message if the section won't fit on one page. + + * tbl/table.c (table::do_top): Emit table keep only if table is + boxed. + (table::do_bottom): Likewise for table release. + (table::table), (table::add_vertical_rule): Remove reference to + keep member. + * tbl/table.h: Remove keep member. + + * tbl/table.c: New register SUPPRESS_BOTTOM_REG. In + SECTION_RELEASE_MACRO, if there's not enough space before the next + trap to output the diversion, call T# ourselves, set + SUPPRESS_BOTTOM_REG to 1, spring the trap, then set + SUPPRESS_BOTTOM_REG back to 0. In T#, do nothing if + SUPPRESS_BOTTOM_REG is non-zero. In T#, always mark the current + vertical position and return to it before turning traps on again. + +Thu Jul 26 02:54:32 1990 James Clark (jjc at yquem) + + * troff/node.c, troff/node.h: In classes derived from node, + replace prev_char_width method by last_char_node method. + * troff/env.c (environment::get_prev_char_width): Use + node::last_char_node rather than node::get_prev_char_width. + + * Makefile: Added comment about -fno-inline on 68030-based + Apollos. + + * troff/reg.c (number_format_to_ascii), eqn/delim.c (DELIM_TABLE_SIZE), + tty/tty.c (tty_font::load_tty_font), dvi/tfmtodit.c (main): Cast + expressions using sizeof to int. + * dvi/dvi.c (dvi_font::handle_x_command): Avoid long->int warnings. + + * macros/tmac.e (TS): Don't move @f back past the current + position. + +Wed Jul 25 09:11:08 1990 James Clark (jjc at yquem) + + * ps/ps.c (main): Buffer stderr. + * dvi/dvi.c (main): Likewise. + * tty/tty.c (main): Likewise. + + * ps/ps.c (ps_printer::do_import): Improve error handling. + + * troff/input.c (abort_request): Use asciify. + + * driver/printer.h (printer::draw), driver/printer.c (printer::draw), + ps/ps.c (ps_printer::draw), dvi/dvi.c (dvi_printer::draw): Make + type of first argument int rather than char. This works around a + bug on the 68030 based Apollo using g++ 1.37.1. + + * tbl/table.h (class table): Add `keep' member. + * tbl/table.c (table::table): Initialize `keep'. + (table::add_vertical_rule): Set `keep' to 1. + (table::do_top): Only emit table keep macro is `keep' is non-zero. + (table::do_bottom): Likewise for table release macro. + (table::do_row): Emit section keep macro even if the row is 0. + +Tue Jul 24 08:35:07 1990 James Clark (jjc at yquem) + + * macros/tmac.e (@C): Preserve the font family across the change + in environments. + +Mon Jul 23 10:15:23 1990 James Clark (jjc at yquem) + + * lib/font.c: Initialize font::hor and font::vert to 1. + (font::load_desc): Check the values of font::hor and font::vert. + + * lib/lib.h: Added definition of INT_DIGITS. Fix it so that it can + be included in a C compilation. + (iftoa): Use INT_DIGITS. Include lib.h. + (itoa): Likewise. + (as_string): Likewise. + * tbl/table.c: Removed definition of INT_DIGITS. + * eqn/box.c (box::top_level): Use INT_DIGITS + 1 instead of 12. + * troff/input.c (input_input_requests): Likewise. + * ps/ps.c (make_encoding_name): Likewise. + (ps_printer::set_style): Likewise. + (ps_output::put_number): Use 1 + INT_DIGITS + 1 instead of 12. + + * tty/devascii/R.proto: Map fm onto '. + * tty/devlatin1/R.proto: Likewise. + +Sat Jul 21 12:45:07 1990 James Clark (jjc at yquem) + + * tbl/table.c: Use ' instead of DELIMITER_CHAR in places where the + argument to \w is at a different input level. + + * tbl/table.c (table::init_output): Define a new macro + REPEATED_VPT_MACRO, like vpt but if in a diversion also + transparently outputs itself. + (table::define_bottom_macro): Use REPEATED_VPT_MACRO instead of + vpt. + (table::do_row): Likewise. + + * tbl/table.c (vertical_rule::print): Prefix the .sp -1 line with + TRANSPARENT_STRING_NAME. + + * tbl/table.c (table::init_output): In the table release macro + print an error message and don't produce any output if after + issuing the need request the table still will not fit. Also + remove the diversion after bringing it back. + + * tbl/table.c (table::init_output): Define a new macro + REPEATED_MARK_MACRO, like mk but if in a diversion also + transparently outputs itself. + (table::do_row): Mark row_top_reg using REPEATED_MARK_MACRO. This + is necessary because .TH might not call .T#. + (table::do_top): Likewise TOP_REG. + (table::define_bottom_macro): If TOP_REG is no longer valid, use + #T - DOUBLE_LINE_SEP rather than #T. This is necessary because the + table header might contain just the two top rules. + +Fri Jul 20 10:51:42 1990 James Clark (jjc at yquem) + + * troff/div.c: Implement new request `ptr' to print all traps. + + * troff/env.c (init_env_requests): Implement `.tabs' reg with + init_string_env_reg. + * troff/env.c (class tab_reg): Deleted. + +Thu Jul 19 12:07:16 1990 James Clark (jjc at yquem) + + * troff/div.c: New number register .pn returns the number of the + next page as set by the pn request. + + * macros/tmac.an: Redid headers and footers. Number each manual + entry starting from 1 unless \nC is > 0, like Sun. Added an + optional 5th argument to .TH which specifies the manual name and + appears in the center of the header. Understand the X, P and D + registers like Sun. + +Wed Jul 18 10:23:31 1990 James Clark (jjc at yquem) + + * troff/env.c (init_env_requests): New number register `.lt' to + return the title length. + + * troff/node.h (class transparent_dummy_node): New class. + * troff/node.c (class transparent_dummy_node): Provide member + functions. + * troff/env.c (interrupt): Add a transparent_dummy_node, rather + than a dummy_node. + + * troff/input.c (token::next): New escape sequence \). + * troff/input.c (get_copy): Recognize \) in copy mode. + + * troff/input.c (input_stack::clear): New function. + * troff/input.c (exit_request): Use input_stack::clear. + + * troff/token.h: Removed TOKEN_NO_PRINT_CHAR. + * troff/input.c (token::process): Removed case TOKEN_NO_PRINT_CHAR. + + * troff/env.c: Move set_page_character to input.c. Move + page_character to input.c also. + * troff/env.c (title): Split off the reading of the parts of the + title into read_title_parts. + * troff/input.c (read_title_parts): New function. Check the + input_level when testing whether a token matches the delimiter. + + * troff/input.c (exit_request): New function. + * troff/input.c (init_input_requests): Bind ex request to + exit_request rather than exit_groff. + + * troff/input.c (exit_groff): Call tok.next() before + process_input_stack(). + +Mon Jul 16 09:47:23 1990 James Clark (jjc at yquem) + + * troff/env.c: ifdef widow control support on WIDOW_CONTROL. + * troff/env.h: ditto. + * troff/input.c: ditto. + + * troff/env.c (environment::is_empty): Test pending_lines. + + * troff/env.c (environment::have_pending_lines): Removed. + + * troff/input.c: Add request to flush pending lines from the + environment. + + * troff/env.c, troff/env.h: Add automatic widow control feature. + + * troff/input.c (exit_groff): Do process_input_stack() after + do_break() but before setting exit_flag to 2. + + * troff/input.c: Remove FLUSH_PENDING_LINES and + TOKEN_FLUSH_PENDING_LINES. Instead, flush pending lines from + environment after END_TRAP token seen, but only if there aren't + any more traps still unfinished. + * troff/token.h: Remove TOKEN_FLUSH_PENDING_LINES. + +Sun Jul 15 10:50:08 1990 James Clark (jjc at yquem) + + * troff/env.c: Rename the `retain_size' member of class + pending_output_line to `no_fill'. + + * troff/env.c (title): When the line is output, make the + retain_size argument !fill. + + * troff/node.h: Add `hyphenated' member to struct breakpoint. + * troff/node.c (space_node::get_breakpoints), + (dbreak_node::get_breakpoints): Fill this in. + * troff/env.c: Allow specification of maximum number of + consecutive hyphenated lines. + + * troff/env.c (environment::is_empty): Add test for !current_tab. + +Sat Jul 14 11:23:01 1990 James Clark (jjc at yquem) + + * troff/env.c (environment::hyphenate_line): Don't completely give + up if the word is not to be hyphenated; continue so that breaks + can be made at break_char_node's. + + * lib/lib.h: Only define INT_MAX if it's not already defined; + undef INT_MIN if it's already defined. + + * Makefile: Make it easy to define CFRONT_ANSI_BUG. + + * lib/lib.h: If CFRONT_ANSI_BUG is defined, cast INT_MIN to long. + This works around a bug in AT&T C++ 2.0 used with an ANSI C + compiler. + + * macros/tmac.an (an-header): Set no-space mode. + + * macros/tmac.an (TH): Start a new page if necessary. + + * Started using ChangeLog at version 0.4. + +Local Variables: +version-control: never +End: