/*
* Copyright 1995, 1996 Perforce Software. All rights reserved.
*
* This file is part of Perforce - the FAST SCM System.
*/
# define NEED_SLEEP
# define NEED_STATFS
# define NEED_STATVFS
# include <stdhdrs.h>
# include <error.h>
# include <strbuf.h>
# include <debug.h>
# include <tunable.h>
# include "filesys.h"
# include "pathsys.h"
/*
* FileSys::GetDiskSpace -- fill in details about disk space usage.
*/
DiskSpaceInfo::DiskSpaceInfo()
{
this->fsType = new StrBuf();
}
DiskSpaceInfo::~DiskSpaceInfo()
{
delete this->fsType;
}
void
FileSys::GetDiskSpace( DiskSpaceInfo *info, Error *e )
{
info->fsType->Set( "unknown" );
# ifdef OS_NT
char buffer[1024];
char *lpp;
if( !GetFullPathName( Name(), sizeof( buffer ), buffer, &lpp ) )
{
e->Sys( "GetFullPathName", Name() );
return;
}
if( lpp )
*lpp = '\0';
ULARGE_INTEGER freeBytesAvailable;
ULARGE_INTEGER totalNumberOfBytes;
ULARGE_INTEGER totalNumberOfFreeBytes;
if( !GetDiskFreeSpaceEx( buffer,
&freeBytesAvailable,
&totalNumberOfBytes,
&totalNumberOfFreeBytes ) )
{
e->Sys( "GetDiskFreeSpaceEx", Name() );
return;
}
info->blockSize = -1;
info->freeBytes = freeBytesAvailable.QuadPart;
info->totalBytes= totalNumberOfBytes.QuadPart;
char vName[1024];
char fsName[1024];
char *which = 0;
if( buffer[1] == ':' )
{
buffer[2] = '\\';
buffer[3] = '\0';
which = buffer;
}
if( !GetVolumeInformation( which,
vName, sizeof( vName ),
(LPDWORD)0, (LPDWORD)0, (LPDWORD)0,
fsName, sizeof( fsName) ) )
{
e->Sys( "GetVolumeInformation", Name() );
return;
}
info->fsType->Set( fsName );
# else
if( !strchr( Name(), '/' ) )
{
StrBuf nm;
nm << "./" << Name();
Set( nm );
}
PathSys *ps = PathSys::Create();
ps->Set( Name() );
ps->ToParent();
Set( ps->Text() );
delete ps;
struct statvfs df;
if( statvfs( Name(), &df ) == -1 )
{
e->Sys( "statvfs", Name() );
return;
}
info->blockSize = df.f_frsize;
info->freeBytes = (P4INT64) ( (double) df.f_frsize * df.f_bavail );
info->totalBytes = (P4INT64) ( (double) df.f_frsize * df.f_blocks );
# ifdef HAVE_STATVFS_BASETYPE
info->fsType->Set( df.f_basetype );
# endif
# endif
info->usedBytes = info->totalBytes - info->freeBytes;
double usage = 1.0;
if( info->totalBytes > 0 )
usage = (double)info->usedBytes / (double)info->totalBytes;
info->pctUsed = (int)( usage * 100 );
# ifdef HAVE_STATFS
struct statfs sys_fs;
if( statfs( Name(), &sys_fs ) == -1 )
{
e->Sys( "statfs", Name() );
return;
}
# ifdef HAVE_STATFS_FSTYPENAME
info->fsType->Set( sys_fs.f_fstypename );
# else
switch( sys_fs.f_type )
{
case 0x6969:
info->fsType->Set( "nfs" );
break;
case 0xEF53:
info->fsType->Set( "ext2" );
break;
case 0x58465342:
info->fsType->Set( "xfs" );
break;
case 0x1021994:
info->fsType->Set( "tmpfs" );
break;
case 0x858458f6:
info->fsType->Set( "ramfs" );
break;
case 0x00011954:
info->fsType->Set( "ufs" );
break;
case 0x52654973:
info->fsType->Set( "reiserfs" );
break;
default:
info->fsType->Set( StrNum( (P4INT64) sys_fs.f_type ) );
break;
}
# endif
# endif
}
# |
Change |
User |
Description |
Committed |
|
#2
|
12188 |
Matt Attaway |
Move 'main' p4 into a release specific directory in prep for new releases |
|
|
#1
|
9129 |
Matt Attaway |
Initial commit of the 2014.1 p4/p4api source code |
|
|