"Fossies" - the Fresh Open Source Software Archive 
Member "xosview-1.23/bsd/memmeter.cc" (11 Jul 2020, 2274 Bytes) of package /linux/misc/xosview-1.23.tar.gz:
As a special service "Fossies" has tried to format the requested source page into HTML format using (guessed) C and C++ source code syntax highlighting (style:
standard) with prefixed line numbers and
code folding option.
Alternatively you can here
view or
download the uninterpreted source code file.
For more information about "memmeter.cc" see the
Fossies "Dox" file reference documentation.
1 //
2 // Copyright (c) 1994, 1995 by Mike Romberg ( romberg@fsl.noaa.gov )
3 //
4 // NetBSD port:
5 // Copyright (c) 1995, 1996, 1997-2002 by Brian Grayson (bgrayson@netbsd.org)
6 //
7 // This file was originally written by Brian Grayson for the NetBSD and
8 // xosview projects.
9 // The NetBSD memmeter was improved by Tom Pavel (pavel@slac.stanford.edu)
10 // to provide active and inactive values, rather than just "used."
11 //
12 // This file may be distributed under terms of the GPL or of the BSD
13 // license, whichever you choose. The full license notices are
14 // contained in the files COPYING.GPL and COPYING.BSD, which you
15 // should have received. If not, contact one of the xosview
16 // authors for a copy.
17 //
18
19 #include "memmeter.h"
20 #include "defines.h"
21 #include "kernel.h"
22 #include <stdlib.h>
23
24
25 MemMeter::MemMeter( XOSView *parent )
26 #if defined(HAVE_UVM)
27 : FieldMeterGraph( parent, 4, "MEM", "ACT/INACT/WRD/FREE" ) {
28 #else
29 : FieldMeterGraph( parent, 5, "MEM", "ACT/INACT/WRD/CA/FREE" ) {
30 #endif
31 BSDPageInit();
32 }
33
34 MemMeter::~MemMeter( void ) {
35
36 }
37
38 void MemMeter::checkResources( void ) {
39 FieldMeterGraph::checkResources();
40
41 setfieldcolor( 0, parent_->getResource("memActiveColor") );
42 setfieldcolor( 1, parent_->getResource("memInactiveColor") );
43 setfieldcolor( 2, parent_->getResource("memWiredColor") );
44 #if defined(HAVE_UVM)
45 setfieldcolor( 3, parent_->getResource("memFreeColor") );
46 #else
47 setfieldcolor( 3, parent_->getResource("memCacheColor") );
48 setfieldcolor( 4, parent_->getResource("memFreeColor") );
49 #endif
50 priority_ = atoi( parent_->getResource("memPriority") );
51 dodecay_ = parent_->isResourceTrue("memDecay");
52 useGraph_ = parent_->isResourceTrue("memGraph");
53 SetUsedFormat( parent_->getResource("memUsedFormat") );
54 }
55
56 void MemMeter::checkevent( void ) {
57 getmeminfo();
58 drawfields();
59 }
60
61 void MemMeter::getmeminfo( void ) {
62 BSDGetPageStats(meminfo_, NULL);
63 fields_[0] = (double)meminfo_[0];
64 fields_[1] = (double)meminfo_[1];
65 fields_[2] = (double)meminfo_[2];
66 #if defined(HAVE_UVM)
67 fields_[3] = (double)meminfo_[4];
68 #else
69 fields_[3] = (double)meminfo_[3];
70 fields_[4] = (double)meminfo_[4];
71 #endif
72 total_ = (double)(meminfo_[0] + meminfo_[1] + meminfo_[2] + meminfo_[3] + meminfo_[4]);
73 setUsed(total_ - (double)meminfo_[4], total_);
74 }