Less version 678

Version 678 was released for beta testing on 2 May 2025, and was released for general use on 17 May 2025.

These are the differences between version 668 and version 678:

• Treat -r in LESS environment variable as -R.
• Add ESC-j and ESC-k commands (github #560).
• Add --no-paste option (github #523).
• Add --no-edit-warn option (github #513).
• Add --form-feed option (github #496).
• Add ESC-b command (github #615).
• Make TAB complete option name in -- command (github #531).
• Update the file size on an attempt to go past end of file.
• Make -R able to pass through any OSC escape sequences, not just OSC 8 (github #504).
• Setting LESS_IS_MORE=0 now disables "more" compatibility even if invoked via a file link named "more" (github #500).
• Pass through escape sequences in prompts even if -R is not set.
• Add LESS_SHELL_LINES to support shell prompts which use more than one line (github #514).
• Add LESSANSIOSCALLOW to define OSC types which may be passed through.
• Add LESSANSIOSCCHARS to define non-standard OSC intro chars.
• Add LESS_SIGUSR1 to define user signal handler (github #582).
• Add mouse and mouse6 commands to lesskey (github #569).
• Improve behavior of ^O^N and ^O^P commands.
• Leave stty tabs setting unchanged (github #620).
• Fix unexpected behavior when entering a partial command followed by a valid command (github #543).
• Fix bug when coloring prompt string with SGR sequences (github #516).
• Fix bug when searching for text near an invalid UTF-8 sequence (github #542).
• Fix display bug when file contains ESC followed by NUL (github #550).
• Fix bug when using +:n +:p +:x or +:d on the command line (github #552).
• Fix bug with --no-number-headers when header is not at start of file (github #566).
• Fix bug where lesstest fails if window is resized (github #570).
• Fix bug using "configure --with-secure=no" (github #584).
• Fix bug using multibyte command chars (github #595).
• Fix auto_wrap setting on Windows (github #497).
• Fix two bugs using ^S search modifier (github #605).
• Fix bug searching for UTF-8 strings with the PCRE2 library (github #610).
• Fix bug highlighting OSC 8 links when opening a new file.
• Fix bug when & filtering is active (github #618).