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Diffstat (limited to 'mmalloc/mmstats.c')
-rw-r--r-- | mmalloc/mmstats.c | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/mmalloc/mmstats.c b/mmalloc/mmstats.c new file mode 100644 index 0000000..d3846eb2 --- /dev/null +++ b/mmalloc/mmstats.c @@ -0,0 +1,46 @@ +/* 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); +} |