changelog

早期freebsd实现

	table::compute_vrule_top_adjust, table::compute_vrule_bot_adjust,
	table::do_row, table::do_top): Use LINE_SEP space before a line
	instead of \n[.v]-BODY_HEIGHT-BODY_DEPTH.

	* tbl/table.cc (text_entry::print_contents): New function.
	(text_string_name, right_text_string_name): Deleted.
	(TEXT_STRING, RIGHT_TEXT_STRING): Deleted.
	(simple_text_entry::do_width, numeric_text_entry::do_width,
	alphabetic_text_entry::do_width): Don't store the contents of the
	entry in a string.
	(left_text_entry::simple_print, right_text_entry::simple_print,
	center_text_entry::simple_print,
	alphabetic_text_entry::simple_print,
	numeric_text_entry::simple_print): Print the entry directly
	instead of using the stored string.

Fri Oct 30 10:39:32 1992  James Clark  (jjc at jclark)

	* devps/Makefile: Strip PostScript files.
	* devps/prologue: Rename to...
	* devps/prologue.ps.
	* devps/psstrip.sed: New file.
	* devps/download: Use .pfa rather than .ps for installed versions
	of fonts.

Thu Oct 29 09:14:43 1992  James Clark  (jjc at jclark)

	* troff/env.cc (input_trap): Give a warning if the argument is out
	of range.

	* troff/env.cc (adjust): Treat negative argument as missing. Round
	argument > 5 down to 5.

	* troff/env.cc (center, right_justify): Make negative argument zero.

	* troff/div.cc (page_offset, vertical_position_traps): Treat
	invalid argument as missing.
	* troff/env.cc (line_spacing, line_length, title_length, indent,
	underline, hyphen_line_max_request, control_char,
	no_break_control_char, widow_control_request, adjust, input_trap,
	point_size): Likewise.
	* troff/node.cc (ligature, kern_request, bold_font, track_kern,
	constant_space): Likewise.
	* troff/input.cc (compatible, shift, warn_request,
	set_escape_char): Likewise.

	* tbl/main.cc (format::format): Avoid doing `new int[0]'.
	* tbl/table.cc (table::table): Likewise.

	* Makefile.dev (install_dev): depends on $(DEVFILES).

Wed Oct 28 08:30:57 1992  James Clark  (jjc at jclark)

	* devX75, devX75-12, devX100, devX100-12: New directories.
	* Makefile.in: Add these to DEVDIRS.

	* troff/Makefile.sub, eqn/Makefile.sub, indxbib/Makefile.sub,
	afmtodit/Makefile.sub, tmac/Makefile.sub, nroff/Makefile.sub,
	grog/Makefile.sub, mm/Makefile.sub (uninstall_sub): New target.
	* Makefile.in (uninstall, uninstall_sub, uninstall_dirs): New
	targets.
	* Makefile.ccpg, Makefile.cpg, Makefile.dev, Makefile.man
	(uninstall): New target.
	* Makefile.comm (uninstall, uninstall_sub, uninstall_man,
	uninstall_prog, uninstall_dev): New targets.

	* troff/div.cc (return_request): Treat an invalid argument as
	missing.

Mon Oct 26 11:33:47 1992  James Clark  (jjc at jclark)

	* tmac/tmac.e ((f): Set up the environment even when there's a
	current diversion.  Transperently throughput a call to @N.
	(@N): New macro.

Thu Oct 22 05:05:59 1992  James Clark  (jjc at jclark)

	* tbl/table.cc (table::compute_vrule_top_adjust): Round adjustment
	up to vertical resolution.

	* tbl/table.cc (table::do_row): Change row number after printing
	stuff list.

	* pic/lex.cc (get_token_after_dot): Make .left and .right work.

Wed Oct 21 14:46:45 1992  James Clark  (jjc at jclark)

	* Rename CHANGES to NEWS.

Tue Oct 20 23:25:21 1992  James Clark  (jjc at jclark)

	* libgroff/new.cc (operator new): Avoid calling malloc(0).

Mon Oct 19 09:10:13 1992  James Clark  (jjc at jclark)

	* man.ultrix: Removed.

Sun Oct 18 06:35:15 1992  James Clark  (jjc at jclark)

	* Makefile.comm (extraclean): Delete files whose names begin with
	`='.

	* pic/troff.cc (troff_output::text): Fix typo in implementation of
	aligned text.

Sat Oct 10 09:32:29 1992  James Clark  (jjc at jclark)

	* troff/env.cc (hyphenate_request, vertical_spacing, no_number):
	* troff/div.cc (page_length, need_space, space_request): Treat
	invalid optional argument as missing.
	* troff/env.cc (number_lines): If the first argument is present
	but not a number, turn on line numbering, don't change the next
	line number and parse the remaining arguments.

	* tmac/tmac.e (@q): Do the `ne' before changing to environment 2.

Thu Oct  8 10:24:40 1992  James Clark  (jjc at jclark)

	* eqn/box.h: Change declaration accordingly.
	* eqn/box.cc (set_gsize): Change return type to int.  Return 0 if
	the specified size was bad but don't give an error.  Check for
	overflow.
	* eqn/main.cc (main): Change caller. Leave validation to set_gsize.
	* eqn/lex (do_size): Likewise.

Wed Oct  7 09:48:59 1992  James Clark  (jjc at jclark)

	* acgroff.m4 (GROFF_PROG_CCC): Use fopen when checking for C++
	compatible headers.

Sun Oct  4 18:24:02 1992  James Clark  (jjc at jclark)

	* tbl/table.cc (table::init_output): Improve error message when
	table won't fit on one page.

Fri Oct  2 10:41:40 1992  James Clark  (jjc at jclark)

	* pic/troff.cc (troff_output::start_picture): Generate line
	containing a horizontal motion equal to the width of the picture.

	* groff/groff.cc (main): Allow PROG_PREFIX to be set at runtime
	using GROFF_COMMAND_PREFIX environment variable.

Fri Sep 25 11:40:40 1992  James Clark  (jjc at jclark)

	* mdate.sh: Use $NF rather than $(NF).

Tue Sep 22 09:47:24 1992  James Clark  (jjc at jclark)

	* pic/main.cc (main):  Use %1 not %c in argument to warning.

	* eqn/main.cc (main): Output code to check that geqn was given the
	correct -T option.

Mon Sep 21 10:59:16 1992  James Clark  (jjc at jclark)

	* Makefile.in (dist): Instead of doing `make -f ../Makefile', do
	`ln -s ../Makefile .; make; rm -f Makefile'.

	* troff/hyphen: Rename to...
	* troff/hyphen.us:
	* troff/input.cc (main): Delete -H option. Don't call
	read_hyphen_file().
	* troff/env.cc: Include searchpath.h and macropath.h.
	(exception_dictionary): Deleted.
	(ht): Deleted.
	(read_hyphen_file): Deleted.
	(hyphenation_language): New struct.
	(class trie, class hyphen_trie): Move declarations up.
	(trie_node::~trie_node): Deleted.
	(trie::delete_trie_node): New function.
	(trie::do_delete): New pure virtual function.
	(hyphen_trie::do_delete): New function.
	(trie::~trie): New function.
	(hyphen_trie::~hyphen_trie): New function.
	(trie::clear): No need to chcek that tp is not 0.
	(current_language, language_dictionary): New variables.
	(hyphen_word): Give an error if no current language.  Use
	exceptions dictionary in current language.
	(hyphen_trie::read_patterns_file): Find file using macro_path.
	Allow comments (starting with %) in patterns file.  Don't make it
	a fatal error if the file can't be found.
	(hyphenate): Return if no current language.  Get the exceptions
	dictionary and the hyphenation patterns from the current language.
	(set_hyphenation_language): New variable.
	(hyphenation_patterns_file): New function.
	(hyphenation_language_reg): New class.
	(hyphenation_language_reg::get_string): New function.
	(init_hyphen_requests): Bind "hla" to set_hyphenation_language and
	"hpf" to hyphenation_patterns_file.  Initialize `.hla' number
	register.
	* groff/groff.cc (main, help, synopsis): Delete -H option.
	* include/Makefile.sub: Don't define HYPHENFILE.
	* Makefile.in: Delete hyphenfile variable and remove from MDEFINES.
	* Makefile.comm (.man.n): Don't substitute for HYPHENFILE.
	* tmac/troffrc: Set hyphenation language to `us'. Load `hyphen.us'
	hyphenation patterns.

Sun Sep 20 09:33:02 1992  James Clark  (jjc at jclark)

	* eqn/neqn.sh: New file.
	* eqn/Makefile.sub: Handle neqn.sh.

	* eqn/eqn.h: Declare `nroff' variable.
	* eqn/box.cc (param_table): Add `nroff' param.
	(nroff): Define it.
	* eqn/lex.cc (yylex): Handle TDEFINE and NDEFINE using `nroff'
	variable.
	* tmac/eqnrc: Set `nroff' to 1 for -Tascii or -Tlatin1.

	* troff/troff.h (WARN_FONT): New warning.
	(WARN_TOTAL): Change accordingly.
	* troff/input.cc (DEFAULT_WARNING_MASK): Include WARN_FONT.
	(warning_table): Add WARN_FONT.
	* troff/node.cc (mount_font_no_translate): Pass argument to
	font::load_font.  If this is non-zero, give a warning.
	Don't give an error message when accessing a font that has already
	been found to be invalid.
	* include/font.h (font::load, font::load_font): Add additional
	optional argument which suppresses error message if the font is
	not found.
	* libgroff/font.cc (font::load_font): Handle additional argument.
	(font::load): Add additional argument. If this is non-null, set it
	to 1 and don't give error message.

	* include/printer.h (printer::end_page): Add argument giving
	length of page.
	* libdriver/input.cc (do_file): Pass this.
	* grops/ps.cc (ps_printer::end_page): Add argument.
	* grodvi/dvi.cc (dvi_printer::end_page,
	draw_dvi_printer::end_page): Add argument.
	* grotty/tty.cc (class tty_printer): Remove lines_per_page and
	columns_per_page members. New member nlines.
	(DEFAULT_LINES_PER_PAGE): Deleted.
	(tty_printer::tty_printer): Don't compute lines_per_page from
	font::paperlength. Don't compute columns_per_page from
	font::paperwidth.
	(tty_printer::add_char): Don't check horizontal position against
	columns_per_page. Grow glyphs vector if neccessary.
	(tty_printer::end_page): Add argument giving page_length in units.
	Discard lines past end of page.

Wed Sep 16 06:29:52 1992  James Clark  (jjc at jclark)

	* tmac/tmac.tty-char: Fix definition of \(/l.

	* tmac/tmac.X: Define \(en.

Tue Sep 15 10:37:13 1992  James Clark  (jjc at jclark)

	* acgroff.m4 (GROFF_PRINT): If a system has lpr and lp but not
	lpq, then use lp rather than lpr.

	* tmac/tmac.s (par@reset): Don't call `ad'.
	(par*env-init): Call `ad'.

Sun Sep 13 18:48:20 1992  James Clark  (jjc at jclark)

	* mdate.sh: Use $(NF) instead of $6 to extract year from output of
	date.

	* troff/symbol.cc: #undef BLOCK_SIZE if it's defined.
	* indxbib/indxbib.cc: Likewise.

Sun Sep  6 09:44:46 1992  James Clark  (jjc at jclark)

	* libgroff/putenv.c: New file.
	* libgroff/Makefile.sub: Add putenv.c to CSRCS.
	* Makefile.in: Say that putenv.o can be one of LIBOBJS.
	* configure.in: Test for putenv with AC_REPLACE_FUNCS. Test for
	stdlib.h with AC_HAVE_HEADERS.

Sat Sep  5 18:11:52 1992  James Clark  (jjc at jclark)

	* indxbib/dirnamemax.c: Include <sys/dir.h> only if <dirent.h>
	does not exist.

Fri Sep  4 09:43:26 1992  James Clark  (jjc at jclark)

	* eqn/box.cc (gsize): Make it an int.
	(set_gsize): Parse argument handling increment or decrement.
	(box::top_level): Convert gsize to a string.

	* troff/input.cc (exit_troff): Make buf unsigned char [].
	Call to make_temp_iterator casts buf to char*.

	* Makefile.in ($(TARGETS), dot): Pass $(MDEFINES) to recursive makes.

	* Makefile.ccpg (depend.temp): Depends on $(YTABC).
	* Makefile.cpg (depend.temp): Likewise.

	* Makefile.dep: Remove Makefile.dep from $(REALCLEANFILES).

	* Makefile.comm: Add y.output to MOSTLYCLEANFILES.

Thu Sep  3 08:01:55 1992  James Clark  (jjc at jclark)

	* tmac/tmac.s (B, I, BI, CW): Rewrite avoiding aliases.

Tue Sep  1 18:24:53 1992  James Clark  (jjc at jclark)

	* Version 1.06 released.

	* Integrate mm 1.04.

Fri Aug 28 11:28:19 1992  James Clark  (jjc at jclark)

	* Makefile.comm, Makefile.ccpg, Makefile.cpg: Fix TAGS target.

Thu Aug 27 11:03:33 1992  James Clark  (jjc at jclark)

	* afmtodit/afmtodit.pl: Add -n option that disables generation of
	ligatures command.
	* devps/generate/Makefile (CR, CB, CI, CBI): Pass -n flag to
	afmtodit. Regenerate.

	* tmac/tmac.e ()z): Adjust _b if necessary so as to avoid moving
	@f back past the current position.

	* tmac/tmac.e: Change calls to @R so that comments are not part of
	arguments.

Tue Aug 25 10:42:07 1992  James Clark  (jjc at jclark)

	* configure.in: Check for mkstemp with AC_HAVE_FUNCS.

	* acgroff.m4 (GROFF_PROG_CCC): Don't check for <osfcn.h>. Instead
	check that we can link a call to a function declared in <stdio.h>.
	(GROFF_UNISTD_H): New macro.
	* configure.in: Call it.
	* Makefile.in: Document it.
	* include/posix.h: New file.
	* troff/troff.h: Don't include <osfcn.h>
	* troff/input.cc: Include posix.h.
	* libgroff/new.cc, libgroff/tmpfile.cc: Include posix.h rather than
	osfcn.h.
	* indxbib/indxbib.cc, libbib/{search.cc,linear.cc,index.cc}:
	Include posix.h rather <sys/types.h>, <sys/stat.h>, <osfcn.h>,
	<fcntl.h>.
	* indxbib/indxbib.cc (S_IRUSR, S_IRGRP, S_IROTH): Delete definitions.
	* libbib/index.cc (S_ISREG, O_RDONLY): Delete definitions.
	* libbib/search.cc (O_RDONLY): Delete definition.
	* refer/refer.cc, include/driver.h, pic/pic.h, groff/groff.cc:
	Don't include <osfcn.h>.

	* acgroff.m4 (GROFF_TIME_T): New macro.
	* configure.in: Call it.
	* Makefile.in: Document it.

	* acgroff.m4 (GROFF_TRADITIONAL_CPP): New macro.
	* configure.in: Call it.
	* Makefile.in: Document -DTRADITIONAL_CPP.
	* include/ptable.h: Don't include generic.h.
	(name2): Define it.

	* tmac/tmac.s (][): Make [T1 and [T2 aliases for [T.
	Afterwards remove [T1 and [T2.
	(ref*spec!0, ref*spec!2): Use T1 rather than T.
	(ref*spec!1, ref*spec!4, ref*spec!4): Use T2 rather than T.
	(ref*add-T2): Renamed from ref*add-T.
	(ref*add-T1): New macro.

Mon Aug 24 11:11:11 1992  James Clark  (jjc at jclark)

	* acgroff.m4 (AC_PROG_CCC): Use GROFF_EXIT rather than exit 1.

	* libbib/index.cc: Include <fcntl.h>.
	(O_RDONLY): Define if necessary.
	(make_index_search_item, index_search_item_iterator::get_tag,
	index_search_item::check_files): Use O_RDONLY.
	* libbib/seach.cc: Include <fcntl.h>, <sys/types.h>, <sys/stat.h>.
	(O_RDONLY): Define if necessary.
	(search_list::add_file): Use O_RDONLY.
	* indxbib/indxbib.cc: Include <fcntl.h>, <sys/types.h>,
	<sys/stat.h>.
	(S_IRUSR, S_IRGRP, S_IROTH): Define if necessary.
	(main): Use these.

	* libbib/index.cc (S_ISREG): Define it if necessary.
	(index_search_item::load): Use S_ISREG.

	* include/driver.h: Include <errno.h>.

Sun Aug 23 11:32:18 1992  James Clark  (jjc at jclark)