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(Fkeywordp): New function.

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(syms_of_data): Install it.
This commit is contained in:
Dave Love 1999-12-17 15:00:56 +00:00
parent b1aa088394
commit cda9b832d4
1 changed files with 20 additions and 1 deletions
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21
src/data.c
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@ -83,7 +83,7 @@ Lisp_Object Qtext_read_only;
Lisp_Object Qintegerp, Qnatnump, Qwholenump, Qsymbolp, Qlistp, Qconsp;
Lisp_Object Qstringp, Qarrayp, Qsequencep, Qbufferp;
Lisp_Object Qchar_or_string_p, Qmarkerp, Qinteger_or_marker_p, Qvectorp;
Lisp_Object Qbuffer_or_string_p;
Lisp_Object Qbuffer_or_string_p, Qkeywordp;
Lisp_Object Qboundp, Qfboundp;
Lisp_Object Qchar_table_p, Qvector_or_char_table_p;
@ -311,6 +311,22 @@ DEFUN ("symbolp", Fsymbolp, Ssymbolp, 1, 1, 0,
return Qnil;
}
/* Define this in C to avoid unnecessarily consing up the symbol
name. */
DEFUN ("keywordp", Fkeywordp, Skeywordp, 1, 1, 0,
"Return t if OBJECT is a keyword.\n\
This means that it is a symbol with a print name beginning with `:'\n\
interned in the initial obarray.")
(object)
Lisp_Object object;
{
if (SYMBOLP (object)
&& XSYMBOL (object)->name->data[0] == ':'
&& EQ (XSYMBOL (object)->obarray, initial_obarray))
return Qt;
return Qnil;
}
DEFUN ("vectorp", Fvectorp, Svectorp, 1, 1, 0,
"Return t if OBJECT is a vector.")
(object)
@ -2593,6 +2609,7 @@ syms_of_data ()
Qlistp = intern ("listp");
Qconsp = intern ("consp");
Qsymbolp = intern ("symbolp");
Qkeywordp = intern ("keywordp");
Qintegerp = intern ("integerp");
Qnatnump = intern ("natnump");
Qwholenump = intern ("wholenump");
@ -2790,6 +2807,7 @@ syms_of_data ()
staticpro (&Qlistp);
staticpro (&Qconsp);
staticpro (&Qsymbolp);
staticpro (&Qkeywordp);
staticpro (&Qintegerp);
staticpro (&Qnatnump);
staticpro (&Qwholenump);
@ -2876,6 +2894,7 @@ A keyword symbol is a symbol whose name starts with a colon (`:').");
#endif /* LISP_FLOAT_TYPE */
defsubr (&Snatnump);
defsubr (&Ssymbolp);
defsubr (&Skeywordp);
defsubr (&Sstringp);
defsubr (&Smultibyte_string_p);
defsubr (&Svectorp);