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on negative trap positions.
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Remove dead code.
* src/roff/troff/div.cpp (top_level_diversion::space): Protect
against division by zero.
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src/devices/grohtml/post-html.cpp (make_val,
html_printer::handle_state_assertion): Fix compiler warnings.
* src/roff/troff/div.cpp: Include `stringclass.h' and `mtsm.h'.
(diversion::diversion): Fix order of initializers.
* src/roff/troff/div.h: Don't include `mtsm.h'.
* src/roff/troff/env.cpp: Include `stringclass.h' and `mtsm.h'.
(environment::environment): Fix order of initializers.
(environment::make_tag, environment::construct_format_state): Fix
compiler warnings.
* src/roff/troff/input.cpp: Include `stringclass.h' and `mtsm.h'.
(input_iterator::input_iterator, macro::macro): Fix order of
initializers.
* src/roff/troff/mtsm.cpp: Include only necessary header files.
(state_set::add, state_set::val): Fix compiler warnings.
* src/roff/troff/mtsm.h: Don't include `stringclass.h'.
(bool_value_state, int_value_state, units_value_state,
string_value_state): Remove comma after last element which causes
an error with g++ 3.3.3.
* src/roff/troff/node.cpp: Include `stringclass.h'.
(hline_node::hline_node, vline_node::vline_node,
space_char_hmotion_node, left_italic_corrected_node): Fix compiler
warnings.
(zero_width_node::zero_width_node): Fix order of initializers.
* src/roff/troff/node.h: Don't include `mtsm.h'.
(hmotion_node): Fix compiler warnings.
* src/roff/troff/number.cpp: Include `stringclass.h' and `mtsm.h'.
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* src/roff/troff/div.h: Include `mtsm.h'.
(diversion): New variables `any_chars_added', `needs_push',
`saved_seen_break', `saved_seen_space', `saved_seen_eol',
`saved_suppress_next_eol', `modified_tag'.
New virtual member function `is_diversion'. Update all descendants.
* src/roff/troff/div.cpp (diversion::diversion,
macro_diversion::macro_diversion): Updated.
(do_divert): Handle `seen_break', `seen_space', `seen_eol',
`suppress_next_eol'.
(top_level_diversion::space): Handle `curenv->seen_space'.
(page_offset): Update tag handling.
(space_request, blank_line, flush_output): Don't call `add_html_tag'.
* src/roff/troff/env.h (environment): Make `tabs' public.
Remove `ignore_next_eol', `emitted_node'.
Update `output_line', `output'.
New variables `seen_space', `seen_eol', `suppress_next_eol',
`seen_break'.
New member functions `construct_state', `make_tag',
`construct_format_state, `construct_new_line_state,
`dump_troff_state'.
Remove `add_html_tag', `make_html_tag'.
* src/roff/troff/env.cpp: New externs `suppress_push',
`get_diversion_state', `global_diverted_space'.
(pending_output_line): New variable `was_centered'.
Update constructor and all callers.
(pending_output_line::output): Call `curenv->construct_format_state'.
(environment::environment, environment::copy): Updated.
(environment::output): Handle `was_centered'.
(environment::add_char): Handle construct and diversion state.
(environment::add_node): Handle construct state.
(environment::newline): Handle `was_centered'.
(environment::output_line): Updated.
(environment::possibly_break_line): Updated.
Update tag handling.
(environment::add_html_tag): Replaced with...
(environment::make_tag): New function.
(environment::add_html_tag_tabs, environment::make_html_tag): Removed.
(environment::dump_troff_state): New debugging function.
(environment::construct_state, environment::construct_format_state,
environment::construct_new_line_state): New functions.
(environment::do_break): Updated.
Handle `global_diverted_space'.
(environment::handle_tag): Update tag handling.
(point_size, fill, do_break_request): Don't call `add_html_tag'.
(no_fill): Don't call `add_html_tag'.
Set `suppress_next_eol'.
(center, right_justify, line_length, indent, temporary_indent,
set_tabs):
Update tag handling.
* src/roff/troff/input.cpp: Don't include `stringclass.h'.
(input_iterator): New variables `is_diversion', `diversion_state'.
Update constructors.
(input_stack): New member functions `get_div_level',
`get_diversion_state', `check_end_diversion'.
New variables `div_level', `diversion_state'. Initialize them.
(suppress_push, global_diverted_space): New global variables.
(input_stack::finish_get, input_stack::finish_peek,
input_stack::remove_boundary, input_stack::end_file,
input_stack::clear, input_stack::pop_macro): Call
`check_end_diversion'.
(input_stack::push): Handle `div_level' and `diversion_state'.
(get_diversion_state): New function.
(diverted_space_node::reread): Handle `global_diverted_space'.
(macro::macro): Update constructors.
(macro::is_diversion): New function.
(macro::operator=): Set `is_a_diversion'.
(string_iterator): New member function `is_diversion'.
(string_iterator::string_iterator): Update constructors.
(string_iterator::fill): Set `div_nest_level'.
(macro_iterator): New member function `is_diversion'.
(do_if_request): Handle `suppress_push'.
(tag, taga): New functions.
(init_input_requests): Add `tag' and `taga' requests.
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* src/libs/libgroff/font.cpp (font::alloc_ch_index,
font::compact): Updated.
* src/roff/groff/pipeline.c (run_pipeline) [_WIN32]: Fix compiler
warnings.
* src/roff/troff/div.cpp (begin_page), src/roff/troff/env.cpp
(hyphen_word): Fix compiler warnings.
* src/roff/troff/input.cpp (get_char_for_escape_name): Return
`char'.
Update all callers.
(get_delim_number, get_line_arg): Change second argument type to
`unsigned char'.
(macro_header::copy, token::next, do_define_string,
do_define_character, substring_request, asciify_macro,
unformat_macro, read_size, non_interpreted_node::interpret,
while_request, main: Fix compiler warnings.
(read_color_draw_node): Initialize `col'.
* src/preproc/tbl/table.cpp (horizontal_span, table_entry): Make
`start_col' and `end_col' of type `int'.
(vertical_rule): Make `col' of type `int'.
* src/preproc/grn/hdb.cpp (DBRead): Protect call to getc with check
for EOF.
* src/preproc/refer/label.y (uppercase_array, lowercase_array):
New arrays.
(format_serial): Use them to remove dependency on ASCII.
* src/devices/grops/ps.cpp (ps_printer::define_encoding): Fix
compiler warning.
* src/devices/grops/psrm.cpp (resource_manager::supply_resource):
Ditto.
* src/devices/grotty/tty.cpp (tty_font::load_tty_font): Fix
compiler warnings.
(glyph): Change type of `hpos' to `int'.
* src/devices/lbp/lbp.cpp (strsep): Removed. Unused.
* src/devices/lbp/lbp.h (splinerel): Fix compiler warnings.
* src/utils/tfmtodit.cpp (gf::load): Fix compiler warnings.
* src/utils/pfbtops/pfbtops.c (get_text): Fix compiler warning.
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src/libs/libgroff/uniglyph.cpp (unicode_to_glyph_list),
src/libs/libgroff/uniuni.cpp (unicode_decompose_list),
src/preproc/eqn/box.cpp (param_table), src/preproc/grn/hgraph.cpp
(polyfill), src/preproc/grn/main.cpp (polyfill),
src/preproc/refer/command.cpp (command_table),
src/utils/tfmtodit.cpp (lig_table): Don't use anonymous types (which
gcc 3.5 doesn't like).
Removing many compiler warnings. groff should now compile with
a C++ compiler used for C files also. [Simple variable renamings
to avoid shadowing aren't logged in detail.]
* src/devices/grodvi/dvi.cpp: Some local variable renamings.
(draw_dvi_printer::draw) ['c']: Enclose in block.
* src/devices/grohtml/post-html.cpp: Some local variable renamings.
(page::add_line): Fix typos.
* src/devices/grohtml/html-text.cpp: Some local variable renamings.
* src/devices/grolbp/lbp.cpp: Don't define _GNU_SOURCE.
Some local variable renamings.
* src/devices/grolbp/lbp.h: Some local variable renamings.
* src/devices/grolj4/lj4.cpp, src/devices/grotty/tty.cpp: Some local
variable renamings.
* src/libs/libbib/index.cpp (index_search_item_iterator::get_tag):
Remove redundant local variable declaration.
* src/libs/libbib/map.c (mapread, unmap): Don't use K&R style.
Don't use `caddr_t' but `void *'.
Enclose functions with `extern "C"' for C++.
* src/libs/libdriver/input.cpp (remember_filename,
remember_source_filename): Use cast for string constant.
* src/libs/libgroff/font.cpp, src/libs/libgroff/fontfile.cpp,
src/libs/libgroff/nametoindex.cpp, src/libs/libgroff/paper.cpp,
src/libs/libgroff/geometry.cpp: Some local variable renamings.
* src/libs/libgroff/iftoa.c, src/libs/libgroff/itoa.c: Don't use K&R
style.
Enclose functions with `extern "C"' for C++.
* src/libs/libgroff/quotearg.c (TRUE,FALSE): Define as macros.
(needs_quoting): Return `int'.
(quote_arg): Add proper casts to malloc and realloc.
* src/libs/libgroff/spawnvp.c: Compile code only for MS-DOS and
various MS Windows environments.
(spawnvp_wrapper): Add proper cast to malloc.
* src/preproc/eqn/box.h: Remove redundant declarations of
`make_script_box', `make_mark_box' and `make_lineup_box'.
* src/preproc/eqn/eqn.y: Remove redundant declaration of `strsave'.
* src/preproc/eqn/script.cpp, src/preproc/eqn/pile.cpp: Some local
variable renamings.
* src/preproc/grn/hpoint.cpp: Some local variable renamings.
* src/preproc/grn/hgraph.cpp: Some local variable renamings.
(dx, dy): Renamed functions to...
(deltax, deltay): This.
* src/preproc/grn/main.cpp: Some local variable renamings.
(deffont): Add `const'.
(initpic, conv): Use cast for string constant.
* src/preproc/html/pre-html.cpp: Some local variable renamings.
(makeFileName, alterDeviceTo, addZ): Use cast for string constant.
(char_buffer::run_output_filter): Second argument is unused.
* src/preproc/html/pushback.cpp: Some local variable renamings.
* src/preproc/pic/pic.y: Remove redundant declaration of `do_copy'.
* src/preproc/pic/object.cpp: Some local variable renamings.
* src/preproc/refer/label.y (lookup_label): Remove redundant
declaration of local variable.
* src/preproc/soelim.cpp: Remove redundant declaration of
`interpret_lf_args'.
* src/preproc/tbl/main.cpp: Some local variable renamings.
* src/roff/groff/groff.cpp (main): Use cast for string constant.
* src/roff/groff/pipeline.c: Enclose declarations of `error',
`c_fatal', and `i_to_a' with `extern "C"' for C++.
Don't use C++-style comments.
* src/roff/troff/env.h: Remove redundant declaration of `title'.
* src/roff/troff/node.h, src/roff/troff/env.cpp,
src/roff/troff/div.cpp, src/roff/troff/node.cpp: Some local variable
renamings.
* src/roff/troff/div.h: Remove redundant declaration of
`end_diversions'.
* src/roff/troff/troff.h: Remove redundant declaration of
`cleanup_and_exit'
* src/roff/troff/input.cpp: Remove redundant declaration of
`handle_first_page_transition' and `process_input_stack'.
* src/utils/hpftodit.cpp: Some local variable renamings.
* src/utils/indxbib/signal.c: Enclose functions with `extern "C"'
for C++.
Don't define RETSIGTYPE.
* src/utils/indxbib/indxbib.cpp: Some local variable renamings.
* src/utils/pfbtops/pfbtops.cpp: Don't use K&R style.
(error): Use `const' in argument.
(main): Remove redundant declaration of `optind'.
Move declaration of `Version_string' to top-level.
* PROBLEMS: Document difficulties compiling signal.c if a C++
compiler is used for C.
* Makefile.sub (DISTCLEANFILES): Add `test-groff'.
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avoid warnings w.r.t. redefinition of P_tmpdir for some compilers.
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new font and mapping files.
* src/include/nonposix.h (FLUSH_INPUT_PIPE): New macro to empty
an input pipe. This is needed for the MSVC compiler to make troff's
`-o' option work.
* src/roff/troff/div.cpp: Include nonposix.h.
(cleanup_and_exit): Call FLUSH_INPUT_PIPE.
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name of the current drawing and background color, respectively.
* src/roff/troff/symbol.h: Moved to...
* src/include/symbol.h: Here.
Small fixes to make it work outside of the `troff' directory.
* src/roff/troff/symbol.cpp: Moved to...
* src/libs/libgroff/symbol.cpp: Here.
Small fixes to make it work outside of the `troff' directory.
* src/include/Makefile.sub (HDRS), src/libs/libgroff/Makefile.sub
(OBJS, CCSRCS), src/roff/troff/Makefile.sub (OBJS, CCSRCS, HDRS):
Updated.
* src/include/color.h: Include symbol.h.
(color): Add new field `nm'.
* src/libs/libgroff/color.cpp (color::color): Updated.
* src/roff/troff/dictionary.cpp, src/roff/troff/div.cpp,
src/roff/troff/node.cpp, src/roff/troff/number.cpp,
src/roff/troff/reg.cpp: Don't include symbol.h.
* src/roff/troff/env.cpp: Don't include symbol.h.
(environment::get_glyph_color_string,
environment_get_fill_color_string): New member functions.
(init_env_requests): Handle `.m' and `.M' registers.
* src/roff/troff/input.cpp: Don't include symbol.h.
(default_symbol): Moved to symbol.cpp/symbol.h.
(do_glyph_color, do_fill_color, define_color): Pass symbol name
to color constructor.
* src/roff/troff/env.h: Updated.
* NEWS, man/groff_diff.man, man/groff.man, doc/groff.texinfo:
Document new registers.
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Updated all configuration files, makefiles, and documentation.
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