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Jacob S. Gordon 5bd9fa084d calc: Allow strings with character codes above Latin-1
The current behavior of the functions 'calc-display-strings',
'strings', and 'bstrings' is to skip any vector containing
integers outside the Latin-1 range (0x00-0xFF).  We introduce a
custom variable 'calc-string-maximum-character' to replace this
hard-coded maximum, and to allow vectors containing higher
character codes to be displayed as strings.  The default value
of 0xFF preserves the existing behavior.

* lisp/calc/calc.el (calc-string-maximum-character): Add custom
variable 'calc-string-maximum-character'.
* lisp/calc/calccomp.el (math-vector-is-string): Replace hard-coded
maximum with 'calc-string-maximum-character', and the 'natnump'
assertion with 'characterp'.  The latter guards against the
maximum being larger than '(max-char)', but not on invalid types of
the maximum such as strings.

* test/lisp/calc/calc-tests.el (calc-math-vector-is-string): Add
tests for 'math-vector-is-string' using different values of
'calc-string-maximum-character'.

* doc/misc/calc.texi (Quick Calculator, Strings, Customizing Calc):
Add variable definition for 'calc-string-maximum-character' and
reference thereof when discussing 'calc-display-strings'.
Generalize a comment about string display and availability of 8-bit
fonts.
(Bug#78528)
2025-06-14 17:07:19 +03:00
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emacs Add simpler binds for calendar month/year navigation 2025-06-12 09:33:05 +03:00
lispintro Merge from origin/emacs-30 2025-04-30 07:14:23 -04:00
lispref Clean up text properties in 'visual-wrap-prefix-mode' 2025-06-10 22:09:26 -07:00
man Remove ctags program 2025-03-22 11:57:29 -07:00
misc calc: Allow strings with character codes above Latin-1 2025-06-14 17:07:19 +03:00
translations Update copyright year to 2025 2025-01-02 18:39:42 +01:00