OS Class Reference

Common operating system functions. (MT-Safe). More...

#include <os.hpp>

Static Public Member Functions
static double	getCurrentClock ()
	Returns high resolution time stamp in seconds. (MT-Safe).
static int	getLogicalCpuCount ()
	Returns system logical CPU count. (MT-Safe).
static int	getPhysicalCpuCount ()
	Returns system physical CPU count. (MT-Safe).
static int	getPerformanceCpuCount ()
	Returns system performance CPU count. (MT-Safe).
static int64_t	getTotalRamSize ()
	Returns system total physical RAM size. (MT-Safe).
static int64_t	getFreeRamSize ()
	Returns system free physical RAM size. (MT-Safe).
static string	getCpuName ()
	Returns system CPU name string. (MT-Safe).
static int	executeFile (const char *filePath, char **args) noexcept
	Executes specified file with arguments. (MT-Safe).
static int	executeFile (const char *filePath, va_list args) noexcept
	Executes specified file with arguments. (MT-Safe).
static int	executeFile (const char *filePath,...) noexcept
	Executes specified file with arguments. (MT-Safe).
static bool	openFileManager (const string &path)
	Opens file using preferred application. (Explorer, Finder, Browser, etc.).
static void	showError (const string &title, const string &message)
	Shows system error message. (Window or popup).

Detailed Description

Common operating system functions. (MT-Safe).

See the os.h

Member Function Documentation

getCurrentClock()

double getCurrentClock ( )

inlinestatic

Returns high resolution time stamp in seconds. (MT-Safe).

See the getCurrentClock().

getLogicalCpuCount()

int getLogicalCpuCount ( )

inlinestatic

Returns system logical CPU count. (MT-Safe).

See the getLogicalCpuCount().

Exceptions

Error

if failed to get logical CPU count.

getPhysicalCpuCount()

int getPhysicalCpuCount ( )

inlinestatic

Returns system physical CPU count. (MT-Safe).

See the getPhysicalCpuCount().

Exceptions

Error

if failed to get physical CPU count.

getPerformanceCpuCount()

int getPerformanceCpuCount ( )

inlinestatic

Returns system performance CPU count. (MT-Safe).

See the getPerformanceCpuCount().

Exceptions

Error

if failed to get performance CPU count.

getTotalRamSize()

int64_t getTotalRamSize ( )

inlinestatic

Returns system total physical RAM size. (MT-Safe).

See the getTotalRamSize().

Exceptions

Error

if failed to get total RAM size.

getFreeRamSize()

int64_t getFreeRamSize ( )

inlinestatic

Returns system free physical RAM size. (MT-Safe).

See the getFreeRamSize().

Exceptions

Error

if failed to get free RAM size.

getCpuName()

string getCpuName ( )

inlinestatic

Returns system CPU name string. (MT-Safe).

See the getCpuName().

Exceptions

Error

if failed to get CPU name.

executeFile() [1/3]

int executeFile ( const char * filePath, char ** args )

inlinestaticnoexcept

Executes specified file with arguments. (MT-Safe).

See the executeFileA().

Parameters

[in]	filePath	file path string
	args	program arguments

Returns

Program exit code or -1 if process stopped or crashed.

executeFile() [2/3]

int executeFile ( const char * filePath, va_list args )

inlinestaticnoexcept

Executes specified file with arguments. (MT-Safe).

See the executeFileVA().

Parameters

[in]	filePath	file path string
	args	program arguments

Returns

Program exit code or -1 if process stopped or crashed.

executeFile() [3/3]

int executeFile ( const char * filePath, ... )

inlinestaticnoexcept

Executes specified file with arguments. (MT-Safe).

See the executeFileVA().

Warning

Always pass NULL as the last argument in the list!!!

Parameters

[in]	filePath	file path string
	args	program arguments

Returns

Program exit code or -1 if process stopped or crashed.

openFileManager()

bool openFileManager ( const string & path )

inlinestatic

Opens file using preferred application. (Explorer, Finder, Browser, etc.).

See the executeFileVA().

Parameters

[in]

path

directory or file path string

Returns

True on success, otherwise false.

showError()

void showError ( const string & title, const string & message )

inlinestatic

Shows system error message. (Window or popup).

See the showError().

Parameters

[in]	title	message title string
[in]	message	error message string