Mercurial > cpython-lru_cache-weakref

diff Python/modsupport.c @ 2202:9894e55468ec legacy-trunk

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support "O&" taking an object constructor a void*
author Guido van Rossum <guido@python.org>
date Fri, 20 Jan 1995 16:56:02 +0000
parents 0728feb1d031
children b5ce80114416
line wrap: on
line diff
--- a/Python/modsupport.c	Fri Jan 20 16:55:14 1995 +0000
+++ b/Python/modsupport.c	Fri Jan 20 16:56:02 1995 +0000
@@ -110,6 +110,7 @@
 			level--;
 			break;
 		case '#':
+		case '&':
 		case ',':
 		case ':':
 		case ' ':
@@ -268,7 +269,7 @@
 
 		case 'f':
 		case 'd':
-			return newfloatobject((double)va_arg(*p_va, double));
+			return newfloatobject((double)va_arg(*p_va, va_double));
 
 		case 'c':
 		{
@@ -303,7 +304,14 @@
 
 		case 'S':
 		case 'O':
-		{
+		if (**p_format == '&') {
+			typedef object *(*converter)(void *);
+			converter func = va_arg(*p_va, converter);
+			void *arg = va_arg(*p_va, void *);
+			++*p_format;
+			return (*func)(arg);
+		}
+		else {
 			object *v;
 			v = va_arg(*p_va, object *);
 			if (v != NULL)