Intial revision

lang/cem/libcc.ansi/stdlib/malloc/param.h

@@ -0,0 +1,56 @@
+/* $Header$ */
+/*
+ * (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
+ * See the copyright notice in the ACK home directory, in the file "Copyright".
+ */
+#include	"size_type.h"
+
+#	define	NON_STANDARD	/*	If defined, the contents of a block
+					will NOT be left undisturbed after it
+					is freed, as opposed to what it says
+					in the manual (malloc(2)).
+					Setting this option reduces the memory
+					overhead considerably.  I personally
+					consider the specified behaviour an
+					artefact of the original
+					implementation.
+				*/
+
+#	undef	ASSERT		/*	If defined, some inexpensive tests
+					will be made to ensure the
+					correctness of some sensitive data.
+					It often turns an uncontrolled crash
+					into a controlled one.
+				*/
+
+#	undef	CHECK		/*	If defined, extensive and expensive
+					tests will be done, inculding a
+					checksum on the mallinks (chunk
+					information blocks).  The resulting
+					information will be printed on a file
+					called mal.out .
+					Additionally a function
+						maldump(n) int n;
+					will be defined, which will dump
+					pertinent info in pseudo-readable
+					form; it aborts afterwards if n != 0.
+				*/
+
+#	undef	EXTERN		/*	If defined, all static names will
+					become extern, which is a help in
+					using adb(1) or prof(1)
+				*/
+
+#	define	STORE		/*	If defined, separate free lists will
+					be kept of chunks with small sizes,
+					to speed things up a little.
+				*/
+
+#	undef SYSTEM		/*	If defined, the system module is used.
+					Otherwise, "sbrk" is called directly.
+				*/
+
+#define	ALIGNMENT	8	
+				/* alignment common to all types */
+#define	LOG_MIN_SIZE	3
+#define	LOG_MAX_SIZE	24