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(KEY_DESCRIPTION_SIZE): New macro.

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This commit is contained in:
Kenichi Handa 1999-11-18 05:08:25 +00:00
parent eeedff6357
commit b0ca4f56d5
1 changed files with 10 additions and 0 deletions
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10
src/lisp.h
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@ -1070,6 +1070,16 @@ typedef unsigned char UCHAR;
itself. */
#define CHARACTERBITS 19
/* The maximum byte size consumed by push_key_description.
All callers should assure that at least this size of memory is
allocated at the place pointed by the second argument.
Thers are 6 modifiers, each consumes 2 chars.
The octal form of a character code consumes
(1 + CHARACTERBITS / 3 + 1) chars (including backslash at the head).
We need one more byte for string terminator `\0'. */
#define KEY_DESCRIPTION_SIZE ((2 * 6) + 1 + (CHARACTERBITS / 3) + 1 + 1)
#ifdef USE_X_TOOLKIT
#ifdef NO_UNION_TYPE
/* Use this for turning a (void *) into a Lisp_Object, as when the