* [PATCH] Refactor Ffunctionp into inline function
@ 2012-08-25 13:37 Barry OReilly
2012-08-26 3:31 ` Stefan Monnier
0 siblings, 1 reply; 2+ messages in thread
From: Barry OReilly @ 2012-08-25 13:37 UTC (permalink / raw
To: emacs-devel
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> Yes. The bulk of Ffunctionp should probably be moved to lisp.h into
> a "functionp" inlinable function, then make FUNCTIONP an alias
> for functionp and make Ffunctionp use functionp.
Is this what you have in mind? This patch allows my Key Translation with
lambda test case to work with and without lexical binding.
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# Bazaar merge directive format 2 (Bazaar 0.90)
# revision_id: gundaetiapo@gmail.com-20120825132244-a1d8m35g9tvqvzsy
# target_branch: file:///home/epich/bzr/emacs/trunk/
# testament_sha1: 107dfbdd23adeb1928e07603ece9df09558d8649
# timestamp: 2012-08-25 09:22:55 -0400
# base_revision_id: michael.albinus@gmx.de-20120824125540-\
# o73xp777zwrmy52s
#
# Begin patch
=== modified file 'src/eval.c'
--- src/eval.c 2012-08-20 09:39:57 +0000
+++ src/eval.c 2012-08-25 13:22:44 +0000
@@ -2722,33 +2722,9 @@
doc: /* Non-nil if OBJECT is a function. */)
(Lisp_Object object)
{
- if (SYMBOLP (object) && !NILP (Ffboundp (object)))
- {
- object = Findirect_function (object, Qt);
-
- if (CONSP (object) && EQ (XCAR (object), Qautoload))
- {
- /* Autoloaded symbols are functions, except if they load
- macros or keymaps. */
- int i;
- for (i = 0; i < 4 && CONSP (object); i++)
- object = XCDR (object);
-
- return (CONSP (object) && !NILP (XCAR (object))) ? Qnil : Qt;
- }
- }
-
- if (SUBRP (object))
- return (XSUBR (object)->max_args != UNEVALLED) ? Qt : Qnil;
- else if (COMPILEDP (object))
+ if (FUNCTIONP (object))
return Qt;
- else if (CONSP (object))
- {
- Lisp_Object car = XCAR (object);
- return (EQ (car, Qlambda) || EQ (car, Qclosure)) ? Qt : Qnil;
- }
- else
- return Qnil;
+ return Qnil;
}
DEFUN ("funcall", Ffuncall, Sfuncall, 1, MANY, 0,
=== modified file 'src/lisp.h'
--- src/lisp.h 2012-08-24 04:37:57 +0000
+++ src/lisp.h 2012-08-25 13:22:44 +0000
@@ -1906,11 +1906,7 @@
Lisp_Object, Lisp_Object, Lisp_Object, Lisp_Object)
/* Non-zero if OBJ is a Lisp function. */
-#define FUNCTIONP(OBJ) \
- ((CONSP (OBJ) && EQ (XCAR (OBJ), Qlambda)) \
- || (SYMBOLP (OBJ) && !NILP (Ffboundp (OBJ))) \
- || COMPILEDP (OBJ) \
- || SUBRP (OBJ))
+#define FUNCTIONP(OBJ) functionp(OBJ)
/* defsubr (Sname);
is how we define the symbol for function `name' at start-up time. */
@@ -3656,6 +3652,38 @@
Fgarbage_collect ();
}
+LISP_INLINE int
+functionp (Lisp_Object object)
+{
+ if (SYMBOLP (object) && !NILP (Ffboundp (object)))
+ {
+ object = Findirect_function (object, Qt);
+
+ if (CONSP (object) && EQ (XCAR (object), Qautoload))
+ {
+ /* Autoloaded symbols are functions, except if they load
+ macros or keymaps. */
+ int i;
+ for (i = 0; i < 4 && CONSP (object); i++)
+ object = XCDR (object);
+
+ return ! (CONSP (object) && !NILP (XCAR (object)));
+ }
+ }
+
+ if (SUBRP (object))
+ return XSUBR (object)->max_args != UNEVALLED;
+ else if (COMPILEDP (object))
+ return 1;
+ else if (CONSP (object))
+ {
+ Lisp_Object car = XCAR (object);
+ return EQ (car, Qlambda) || EQ (car, Qclosure);
+ }
+ else
+ return 0;
+}
+
INLINE_HEADER_END
#endif /* EMACS_LISP_H */
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^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH] Refactor Ffunctionp into inline function
2012-08-25 13:37 [PATCH] Refactor Ffunctionp into inline function Barry OReilly
@ 2012-08-26 3:31 ` Stefan Monnier
0 siblings, 0 replies; 2+ messages in thread
From: Stefan Monnier @ 2012-08-26 3:31 UTC (permalink / raw
To: Barry OReilly; +Cc: emacs-devel
>> Yes. The bulk of Ffunctionp should probably be moved to lisp.h into
>> a "functionp" inlinable function, then make FUNCTIONP an alias
>> for functionp and make Ffunctionp use functionp.
> Is this what you have in mind?
Yes, thank you, installed.
Stefan
^ permalink raw reply [flat|nested] 2+ messages in thread
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2012-08-25 13:37 [PATCH] Refactor Ffunctionp into inline function Barry OReilly
2012-08-26 3:31 ` Stefan Monnier
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