Documentation for this library can be found in the included man pages, and in the Xlib spec from the specs subdirectory, also available at:
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https://www.x.org/releases/current/doc/libX11/libX11/libX11.html
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https://www.x.org/releases/current/doc/libX11/libX11/libX11.pdf
and the O'Reilly Xlib books, which they have made freely available online, though only for older versions of X11:
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X Series Volume 2: Xlib Reference Manual (1989, covers X11R3) https://www.archive.org/details/xlibretmanver1102nyemiss
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X Series Volume 2: Xlib Reference Manual, 2nd Edition (1990, covers X11R4) https://www.archive.org/details/xlibrefmanv115ed02nyemiss
All questions regarding this software should be directed at the Xorg mailing list:
https://lists.x.org/mailman/listinfo/xorg
The primary development code repository can be found at:
https://gitlab.freedesktop.org/xorg/lib/libX11
Please submit bug reports and requests to merge patches there.
For patch submission instructions, see:
https://www.x.org/wiki/Development/Documentation/SubmittingPatches
This is a bug fix release, correcting a regression introduced by and improving the checks from the fix for CVE-2021-31535.
This is a bug fix release, including a security fix for CVE-2021-31535, nls and documentation corrections.
- Reject string longer than USHRT_MAX before sending them on the wire
- Fix out-of-bound access in KeySymToUcs4()
- nls: allow composing all breved letters also with a lowercase "u"
- nls: add 'C.utf8' as an alias for 'en_US.UTF-8'
- Nroff code fixes
- Comments fixes
Version 1.7.0 includes a new API, hence the change from the 1.6 series to 1.7:
- XSetIOErrorExitHandler which provides a mechanism for applications to recover from I/O error conditions instead of being forced to exit. Thanks to Carlos Garnacho for this.
This release includes a bunch of bug fixes, some which have been pending for over three years:
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A bunch of nls cleanups to remove obsolete entries and clean up formatting of the ist. Thanks to Benno Schulenberg for these.
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Warning fixes and other cleanups across a huge swath of the library. Thanks to Alan Coopersmith for these.
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Memory allocation bugs, including leaks and use after free in the locale code. Thanks to Krzesimir Nowak, Jacek Caban and Vittorio Zecca for these.
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Thread safety fixes in the locale code. Thanks to Jacek Caban for these.
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poll_for_response race condition fix. Thanks to Frediano Ziglio for the bulk of this effort, and to Peter Hutterer for careful review and improvements.
Version 1.7.0 includes a couple of new locales:
- ia and ie locales. Thanks to Carmina16 for these.
There are also numerous compose entries added, including:
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|^ or ^| for ↑, |v or v| for ↓, ~~ for ≈. Thanks to Antti Savolainen for this.
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Allowing use of 'v' for caron, in addition to 'c', so things like vC for Č, vc for č. Thanks to Benno Schulenberg for this.
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Compose sequences LT, lt for '<', and GT, gt for '>' for keyboards where those are difficult to access. Thanks to Jonathan Belsewir for this.