(visible-bell display boolean)
(no-redraw-on-reenter display boolean)
- ;; dosfns.c
+ ;; doc.c
+ (help-quote-translation help
+ (choice
+ (const :tag "No translation" nil)
+ (const :tag "Translate curly single quotes to ASCII" traditional)
+ (const :tag "Translate ASCII single quotes to curly" prefer-unicode)))
+
+ ;; dosfns.c
(dos-display-scancodes display boolean)
(dos-hyper-key keyboard integer)
(dos-super-key keyboard integer)
strp = SDATA (string) + idx;
}
}
- else if (strp[0] == '`')
+ else if ((Vhelp_quote_translation == Qprefer_unicode)
+ && (strp[0] == '`'))
{
in_quote = true;
start = (unsigned char *) "\xE2\x80\x98"; /* ‘ */
idx = strp - SDATA (string) + 1;
goto subst;
}
- else if (strp[0] == '\'' && in_quote)
+ else if ((Vhelp_quote_translation == Qprefer_unicode)
+ && (strp[0] == '\'' && in_quote))
{
in_quote = false;
start = (unsigned char *) "\xE2\x80\x99"; /* ’ */
goto subst_quote;
}
+
+ else if ((Vhelp_quote_translation == Qtraditional)
+ && (strp[0] == 0xE2)
+ && (strp[1] == 0x80)
+ && ((strp[2] == 0x98) /* curly opening quote */
+ || (strp[2] == 0x99))) /* curly closing quote */
+ {
+ start = (strp[2] == 0x98) ? "`" : "'";
+ length = 1;
+ length_byte = 1;
+ idx = strp - SDATA (string) + 3;
+ goto subst;
+ }
+
else if (! multibyte) /* just copy other chars */
*bufp++ = *strp++, nchars++;
else
syms_of_doc (void)
{
DEFSYM (Qfunction_documentation, "function-documentation");
+ DEFSYM (Qtraditional, "traditional");
+ DEFSYM (Qprefer_unicode, "prefer-unicode");
DEFVAR_LISP ("internal-doc-file-name", Vdoc_file_name,
doc: /* Name of file containing documentation strings of built-in symbols. */);
doc: /* A list of files used to build this Emacs binary. */);
Vbuild_files = Qnil;
+ DEFVAR_LISP ("help-quote-translation", Vhelp_quote_translation,
+ doc: /* How to translate quotes for display in *Help*.
+If the value is nil (default), no translation is done.
+If it's the symbol `traditional', any occurrences of the curly quotes
+are translated to their ASCII "equivalents", GRAVE and APOSTROPHE.
+If it's the symbol `prefer-unicode', any matched pairs of GRAVE and
+APOSTROPHE will get translated into the "equivalent" curly quotes.
+
+Note that any translation done is done in a fresh copy of the doc
+string, and doesn't overwrite the original characters. */);
+ Vhelp_quote_translation = Qnil;
+
defsubr (&Sdocumentation);
defsubr (&Sdocumentation_property);
defsubr (&Ssnarf_documentation);