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authorFred Fish <fnf@specifix.com>1992-03-15 02:16:01 +0000
committerFred Fish <fnf@specifix.com>1992-03-15 02:16:01 +0000
commit63abb1e790d634cba4162c2997f2ae330d63b703 (patch)
treee95a308c52d1b1693bc29e74cf3073330edec0a7 /mmalloc/mmstats.c
parent009898fddb9210e230163940ac173ec681574ccc (diff)
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New memory malloc malloc library, based on GNU malloc.
Diffstat (limited to 'mmalloc/mmstats.c')
-rw-r--r--mmalloc/mmstats.c46
1 files changed, 46 insertions, 0 deletions
diff --git a/mmalloc/mmstats.c b/mmalloc/mmstats.c
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--- /dev/null
+++ b/mmalloc/mmstats.c
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+/* Access the statistics maintained by `mmalloc'.
+ Copyright 1990, 1991, 1992 Free Software Foundation
+
+ Written May 1989 by Mike Haertel.
+ Modified Mar 1992 by Fred Fish. (fnf@cygnus.com)
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB. If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA.
+
+ The author may be reached (Email) at the address mike@ai.mit.edu,
+ or (US mail) as Mike Haertel c/o Free Software Foundation. */
+
+#include "mmalloc.h"
+
+/* FIXME: See the comment in mmalloc.h where struct mstats is defined.
+ None of the internal mmalloc structures should be externally visible
+ outside the library. */
+
+struct mstats
+mmstats (md)
+ PTR md;
+{
+ struct mstats result;
+ struct mdesc *mdp;
+
+ mdp = MD_TO_MDP (md);
+ result.bytes_total =
+ (char *) mdp -> morecore (mdp, 0) - mdp -> heapbase;
+ result.chunks_used = mdp -> heapstats.chunks_used;
+ result.bytes_used = mdp -> heapstats.bytes_used;
+ result.chunks_free = mdp -> heapstats.chunks_free;
+ result.bytes_free = mdp -> heapstats.bytes_free;
+ return (result);
+}