os Class Reference

#include <os.hpp>

List of all members.

Static Public Member Functions
static int	getenv (char *name, char *buffer, int len)
static int	updateTimes ()
static double	userTime ()
static double	systemTime ()
static double	currentTime ()
static double	user_time_for (Thread *thread)
static double	system_time_for (Thread *thread)
static double	elapsedTime ()
static long_int	elapsed_counter ()
static long_int	elapsed_frequency ()
static void	timerStart ()
static void	timerStop ()
static void	timerPrintBuffer ()
static void *	get_hInstance ()
static void *	get_prevInstance ()
static int	get_nCmdShow ()
static int	vm_page_size ()
static char *	reserve_memory (int size)
static bool	commit_memory (char *addr, int size)
static bool	uncommit_memory (char *addr, int size)
static bool	release_memory (char *addr, int size)
static bool	guard_memory (char *addr, int size)
static Thread *	starting_thread (int *id_addr)
static Thread *	create_thread (int main(void *parameter), void *parameter, int *id_addr)
static Event *	create_event (bool initial_state)
static int	current_thread_id ()
static void	wait_for_event (Event *event)
static void	transfer (Thread *from_thread, Event *from_event, Thread *to_thread, Event *to_event)
static void	transfer_and_continue (Thread *from_thread, Event *from_event, Thread *to_thread, Event *to_event)
static void	terminate_thread (Thread *thread)
static void	delete_event (Event *event)
static void	reset_event (Event *event)
static void	signal_event (Event *event)
static bool	wait_for_event_or_timer (Event *event, int timeout_in_ms)
static void	sleep (int ms)
static void	suspend_thread (Thread *thread)
static void	resume_thread (Thread *thread)
static void	fetch_top_frame (Thread *thread, int **sp, int **fp, char **pc)
static void	breakpoint ()
static int	message_box (char *title, char *message)
static void	fatalExit (int num)
static bool	move_file (char *from, char *to)
static bool	check_directory (char *dir_name)
static dll_func	dll_lookup (char *name, DLL *library)
static DLL *	dll_load (char *name)
static bool	dll_unload (DLL *library)
Static Private Member Functions
static void	initialize_system_info ()
Static Private Attributes
static int	_vm_page_size = 0
Friends
void	os_init ()

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Detailed Description

Definition at line 32 of file os.hpp.

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Member Function Documentation

void os::breakpoint

(

)

[static]

Definition at line 76 of file os.cpp.

Referenced by breakpoint().

bool os::check_directory

(

char *

dir_name

)

[static]

Definition at line 66 of file os.cpp.

References error().

Referenced by check_directory().

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bool os::commit_memory	(	char *	addr,
		int	size
	)			[static]

Definition at line 311 of file os.cpp.

References error(), and lprintf().

Referenced by VirtualSpace::expand().

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Event * os::create_event

(

bool

initial_state

)

[static]

Definition at line 100 of file os.cpp.

References fatal.

Referenced by DeltaProcess::DeltaProcess(), DeltaProcess::initialize_async_dll_event(), and VMProcess::VMProcess().

Thread * os::create_thread	(	int	main(void *parameter),
		void *	parameter,
		int *	id_addr
	)			[static]

Definition at line 85 of file os.cpp.

References main().

Referenced by DeltaProcess::DeltaProcess().

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int os::current_thread_id

(

)

[static]

Definition at line 370 of file os.cpp.

Referenced by handleCallBack().

double os::currentTime

(

)

[static]

Definition at line 183 of file os.cpp.

References fileTimeAsDouble().

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void os::delete_event

(

Event *

event

)

[static]

Definition at line 96 of file os.cpp.

Referenced by VMProcess::terminate().

DLL * os::dll_load

(

char *

name

)

[static]

Definition at line 200 of file os.cpp.

Referenced by DLLs::load().

dll_func os::dll_lookup	(	char *	name,
		DLL *	library
	)			[static]

Definition at line 195 of file os.cpp.

Referenced by DLLs::lookup().

bool os::dll_unload

(

DLL *

library

)

[static]

Definition at line 205 of file os.cpp.

Referenced by DLLs::unload().

long_int os::elapsed_counter

(

)

[static]

Definition at line 148 of file os.cpp.

Referenced by TimeStamp::seconds(), elapsedTimer::start(), elapsedTimer::stop(), and TimeStamp::update().

long_int os::elapsed_frequency

(

)

[static]

Definition at line 155 of file os.cpp.

References performance_frequency.

Referenced by TimeStamp::seconds(), and elapsedTimer::seconds().

double os::elapsedTime

(

)

[static]

Definition at line 171 of file os.cpp.

References long_int::as_double(), initial_performance_count, and performance_frequency.

Referenced by PRIM_DECL_0().

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void os::fatalExit

(

int

num

)

[static]

Definition at line 191 of file os.cpp.

Referenced by evaluator::process_line(), and report_error().

void os::fetch_top_frame	(	Thread *	thread,
		int **	sp,
		int **	fp,
		char **	pc
	)			[static]

Definition at line 356 of file os.cpp.

Referenced by DeltaProcess::profile_top_frame().

void * os::get_hInstance

(

)

[static]

Definition at line 292 of file os.cpp.

Referenced by PRIM_DECL_1().

int os::get_nCmdShow

(

)

[static]

Definition at line 294 of file os.cpp.

Referenced by PRIM_DECL_0().

void * os::get_prevInstance

(

)

[static]

Definition at line 293 of file os.cpp.

Referenced by PRIM_DECL_1().

int os::getenv	(	char *	name,
		char *	buffer,
		int	len
	)			[static]

Definition at line 57 of file os.cpp.

bool os::guard_memory	(	char *	addr,
		int	size
	)			[static]

Definition at line 328 of file os.cpp.

void os::initialize_system_info

(

)

[static, private]

Definition at line 429 of file os.cpp.

int os::message_box	(	char *	title,
		char *	message
	)			[static]

Definition at line 436 of file os.cpp.

Referenced by report_error().

bool os::move_file	(	char *	from,
		char *	to
	)			[static]

Definition at line 62 of file os.cpp.

Referenced by check_log_file().

bool os::release_memory	(	char *	addr,
		int	size
	)			[static]

Definition at line 324 of file os.cpp.

Referenced by VirtualSpace::release().

char * os::reserve_memory

(

int

size

)

[static]

Definition at line 307 of file os.cpp.

Referenced by ReservedSpace::ReservedSpace().

void os::reset_event

(

Event *

event

)

[static]

Definition at line 378 of file os.cpp.

Referenced by DeltaProcess::wait_for_async_dll().

void os::resume_thread

(

Thread *

thread

)

[static]

Definition at line 348 of file os.cpp.

Referenced by Process::external_resume_current().

void os::signal_event

(

Event *

event

)

[static]

Definition at line 382 of file os.cpp.

Referenced by DeltaProcess::async_dll_call_completed().

void os::sleep

(

int

ms

)

[static]

Definition at line 352 of file os.cpp.

Thread * os::starting_thread

(

int *

id_addr

)

[static]

Definition at line 80 of file os.cpp.

References main_thread, and main_thread_id.

Referenced by VMProcess::VMProcess().

void os::suspend_thread

(

Thread *

thread

)

[static]

Definition at line 344 of file os.cpp.

Referenced by Process::external_suspend_current().

double os::system_time_for

(

Thread *

thread

)

[static]

Definition at line 133 of file os.cpp.

References fileTimeAsDouble(), and main_process.

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double os::systemTime

(

)

[static]

Definition at line 118 of file os.cpp.

References fileTimeAsDouble(), and process_kernel_time.

Referenced by PRIM_DECL_0(), timer::start(), and timer::stop().

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void os::terminate_thread

(

Thread *

thread

)

[static]

Definition at line 91 of file os.cpp.

Referenced by VMProcess::terminate().

void os::timerPrintBuffer

(

)

[static]

Definition at line 303 of file os.cpp.

Referenced by PRIM_DECL_0().

void os::timerStart

(

)

[static]

Definition at line 299 of file os.cpp.

Referenced by PRIM_DECL_0().

void os::timerStop

(

)

[static]

Definition at line 301 of file os.cpp.

Referenced by PRIM_DECL_0().

void os::transfer	(	Thread *	from_thread,
		Event *	from_event,
		Thread *	to_thread,
		Event *	to_event
	)			[static]

Definition at line 333 of file os.cpp.

Referenced by Process::basic_transfer().

void os::transfer_and_continue	(	Thread *	from_thread,
		Event *	from_event,
		Thread *	to_thread,
		Event *	to_event
	)			[static]

Definition at line 339 of file os.cpp.

Referenced by DeltaProcess::transfer_and_continue().

bool os::uncommit_memory	(	char *	addr,
		int	size
	)			[static]

Definition at line 320 of file os.cpp.

Referenced by VirtualSpace::shrink().

int os::updateTimes

(

)

[static]

Definition at line 106 of file os.cpp.

References main_process, process_creation_time, process_exit_time, process_kernel_time, and process_user_time.

Referenced by PRIM_DECL_0(), timer::start(), and timer::stop().

double os::user_time_for

(

Thread *

thread

)

[static]

Definition at line 122 of file os.cpp.

References fileTimeAsDouble(), and main_process.

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double os::userTime

(

)

[static]

Definition at line 114 of file os.cpp.

References fileTimeAsDouble(), and process_user_time.

Referenced by PRIM_DECL_0(), timer::start(), and timer::stop().

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static int os::vm_page_size

(

)

[inline, static]

Definition at line 67 of file os.hpp.

References _vm_page_size.

Referenced by VirtualSpace::expand(), ReservedSpace::page_align_size(), Universe::page_size(), ReservedSpace::ReservedSpace(), and VirtualSpace::shrink().

void os::wait_for_event

(

Event *

event

)

[static]

Definition at line 374 of file os.cpp.

Referenced by DeltaProcess::suspend_at_creation(), and DeltaProcess::wait_for_control().

bool os::wait_for_event_or_timer	(	Event *	event,
		int	timeout_in_ms
	)			[static]

Definition at line 386 of file os.cpp.

Referenced by DeltaProcess::wait_for_async_dll().

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Friends And Related Function Documentation

void os_init

(

)

[friend]

Definition at line 459 of file os.cpp.

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Member Data Documentation

int os::_vm_page_size = 0 [static, private]

Definition at line 34 of file os.hpp.

Referenced by vm_page_size().

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The documentation for this class was generated from the following files:

• os.hpp
• os.cpp

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