zhyang-dev/openfoam
1
0
Fork 0
mirror of https://develop.openfoam.com/Development/openfoam.git synced 2025-11-28 03:28:01 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

ENH: have MUST_READ_IF_MODIFIED on IOdictionary construction

Browse Source
This commit is contained in:
mattijs
2010-06-02 09:48:07 +01:00
parent dd475e3c6b
commit c51a2b0f63
192 changed files with 779 additions and 411 deletions
Download Patch File Download Diff File Expand all files Collapse all files

35
src/OSspecific/POSIX/fileMonitor.C
View File

@ -30,6 +30,7 @@ Class
#include "IOstreams.H"
#include "Pstream.H"
#include "PackedList.H"
#include "PstreamReduceOps.H"
#ifdef FOAM_USE_STAT
# include "OSspecific.H"
@ -57,12 +58,14 @@ const Foam::NamedEnum<Foam::fileMonitor::fileState, 3>
namespace Foam
{
class fileStateEqOp
// Reduction operator for PackedList of fileState
class reduceFileStates
{
public:
void operator()(unsigned int& x, const unsigned int& y) const
unsigned int operator()(const unsigned int x, const unsigned int y)
const
{
// x,y are list of 2bits representing fileState
// x,y are sets of 2bits representing fileState
unsigned int mask = 3u;
unsigned int shift = 0;
@ -82,7 +85,17 @@ namespace Foam
shift += 2;
mask <<= 2;
}
x = result;
return result;
}
};
// Combine operator for PackedList of fileState
class combineReduceFileStates
{
public:
void operator()(unsigned int& x, const unsigned int y) const
{
x = reduceFileStates()(x, y);
}
};
}
@ -323,7 +336,19 @@ void Foam::fileMonitor::updateStates(const bool syncPar) const
// Save local state for warning message below
PackedList<2> thisProcStats(stats);
Pstream::listCombineGather(stats.storage(), fileStateEqOp());
if (stats.storage().size() == 1)
{
// Optimisation valid for most cases.
reduce(stats.storage()[0], reduceFileStates());
}
else
{
Pstream::listCombineGather
(
stats.storage(),
combineReduceFileStates()
);
}
i = 0;
forAllIter(Map<fileState>, state_, iter)