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PDCurses 3.5 - 2018-01-15

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@wmcbrine wmcbrine released this 11 Apr 12:32
· 523 commits to master since this release

So, it's been a while, eh?

This release is an attempt to bring PDCurses mostly up to date, without
breaking too many things in the process.

New features

  • SDL2 port, and TTF and Unicode support for both SDL1 and SDL2. Credit
    for these goes mostly to Laura Michaels and Robin Gustafsson.

  • 256 colors for SDL and X11, by Bill Gray. Colors 16-255 are set up to
    match xterm colors, but can be redefined, as with 0-15.

  • Bold and italic font options for SDL and X11. A_BOLD's behavior is
    controlled by the new function PDC_set_bold() -- TRUE to select bold
    font, FALSE to choose high foregound intensity (as before). Italic
    fonts are selected by A_ITALIC (always on). X11 originally from Mark
    Hessling.

  • Real blinking in SDL and X11, controlled by PDC_set_blink(). Largely
    due to Kevin Lamonte and Bill Gray.

  • Support for A_UNDERLINE, A_LEFTLINE and A_RIGHTLINE in the Windows
    console. This requires a recent version of Windows (10, maybe 8?) to
    work with the standard console, but underlining also works with
    ConEmu, at least as far back as XP.

  • User resizing (i.e. grab window edges or maximize button) for Windows
    console -- needs recent Windows or ConEmu.

  • New-style color-changing code for the Windows console (using the new
    offical API instead of undocumented functions), supporting
    redefinition of colors 0-15 via init_color(). Works at least as far
    back as Windows XP SP3. Patch by "Didrole".

  • The Windows console port now creates a separate console buffer by
    default, making for a cleaner and more complete restoration of the
    original buffer. The old behavior can be used by setting
    "PDC_RESTORE_SCREEN=0". Patch by Jason Hood.

  • Left/right scroll wheel support for Windows console, SDL and X11. X11
    by Mark Hessling.

  • testcurs now includes an additional test to show various attributes,
    and a display of the extended colors, where applicable.

Bug fixes and such

  • termattrs() now returns something vaguely resembling the actual
    capabilities of the specific "terminal". Specifically, A_BOLD and
    A_BLINK reflect the availability of true bold fonts, and real
    blinking; when not set in termattrs(), the attributes still work, but
    control foreground and background intensity, as before. *LINE are also
    meaningful, and even A_COLOR is set (or not).

  • pad size check in pnoutrefresh() was broken since 3.0. Reported by
    Peter Hull.

  • In newpad(), begx and begy should be set to zero, otherwise creating a
    subpad of the same width or height fails due to the check in subpad().
    Patch by Raphael Assenat.

  • More straightforward math for subpad(), plus another off-by-one error.
    Reported by Werner Wenzel, John Hartmann et al.

  • New subwindows/subpads/resized windows should copy _delayms. Patch by
    "xaizek".

  • Potentially invalid saved cursor position in resize_window() --
    another off-by-one _maxx/_maxy error. Patch after "Luke-Jr".

  • copywin() needs to disallow corner values equal to _maxx or _maxy, not
    just less than. Reported by "Aleksandr".

  • Misaligned soft-label keys in 4-4-4 mode. Reported by Werner Wenzel.

  • Missing prototypes for bkgrnd() and bkgrndset().

  • Missing WA_NORMAL and WA_ATTRIBUTES from the X/Open spec.

  • keyname() and termname() now return static buffers, as documented.

  • In the X11 port, due to (post-PDCurses-3.4) changes in Xt,
    XtAppMainLoop() always hung. Fixed by re-implementing it within
    PDCurses, basically.

  • Fix blinking X11 cursor for clients that call move() more frequently
    than cursorBlinkRate -- patch by Kevin Lamonte.

  • Improved cursor rendering for X11, by John P. Hartmann.

  • ALT key combos sometimes not reported in X11, per Mark Hessling et al.

  • Support for XK_ISO_Left_Tab in X11, by John P. Hartmann.

  • Support for "Super" keys in X11, by Bill Gray.

  • Make xcurses-config include -DPDC_WIDE when appropriate, per M.H.

  • The configure script and accompanying files, which were always
    specific only to the X11 port (causing considerable confusion), have
    been moved to the x11 directory.

  • In SDL, SP->key_code wasn't being set for KEY_MOUSE events. Reported
    by Bill Gray.

  • SDL events need to keep pumping through non-input delays. (Really
    messed up on current macOS before this change.)

  • SDL2 is outperforming SDL1 by about 10x on the platforms I've tried
    that support both, so I've removed Makefile.mng from the SDL1 port.

  • Updated for the most current compilers, wherever possible; various
    warning suppressions. All included makefiles were tested with their
    respective compilers, shortly before release (including the POSIX
    stuff on macOS with clang, and on Ubuntu Linux with gcc). The oldest
    compiler I tested with was Turbo C++ 3.0, from 1992; the latest,
    several compilers from 2017.

  • Dropped support for LCC-Win32 -- the official site is shut down.

  • Dropped support for Digital Mars -- not updated since 2014, limited
    makefile, library missing some needed Windows APIs.

  • Dropped MS C for DOS, and Cset/2 for OS/2.

  • Dropped support for building DLLs with EMX.

  • Minor code and makefile reorganization; mingwin32.mak merged into
    gccwin32.mak (i.e. you can use it with both compilers). Some
    contributions by Bill Gray and Simon Sobisch.

  • Watcom makefile paths and option markers changed to Unix-friendly
    style, after Tee-Kiah Chia.

  • The *.def files are no longer needed, replaced by more PDCEX
    declarations in the include files. After Bill Gray and Simon Sobisch.

  • When building with DEBUG=Y, no longer strip the executables. After
    Simon Sobisch.

  • Hold debug file ("trace") open after traceon(), for greater
    performance. Set PDC_TRACE_FLUSH to make it fflush() after each write
    (slower but safer in case of a crash). Patch by Ellie Timoney.

  • Since 3.2, the panel library was simply a copy of the main library.
    This kludge is now dropped. (panel.h remains separate from curses.h.)

  • Removed PDCurses.spec, and the RPM-building makefile option. I think
    this is better left to the various package/distro maintainers.

  • Various formatting corrections (e.g., trailing spaces stripped), and
    variables renamed to avoid clashes. Some contributed by Stefan
    Reinauer and Bill Gray.

  • Various documentation corrections and updates. All documentation
    "converted" to Markdown format (involving few actual changes -- mainly
    the file extension), for better rendering on GitHub, SourceForge, etc.
    Some contributed by Anatoly Techtonik.

  • The "Win32" label is deprecated by Microsoft, and accordingly I've
    replaced references in the documentation, although not yet changed the
    filenames. The Windows console code can just as well be built for
    64-bit (and always could be, AFAIK, although there are minor tweaks
    to support it in this version).

  • The ncurses_tests can now be built under SDL as well as X11. Also, all
    our tests (still/again) build under recent ncurses.

  • Put testcurs' "Output test" into real blink mode, if possible; and if
    COLORS >= 16, use colors 0-15 directly in the color test, instead of
    or'ing with A_BOLD to get the high-intensity colors.

  • Renamed the (by now rather old) "newdemo" to "ozdemo".

  • Moved from CVS to git; source is now on GitHub as well as SourceForge;
    central site is now pdcurses.org.

See the git log for more details.