Reference for unit 'System': Variables

argv

Pointer to the array of command-line arguments

DefaultFileSystemCodePage

Codepage to use for filenames

DefaultRTLFileSystemCodePage

Code page in which to return system-returned filenames

DefaultSystemCodePage

Current system codepage.

DefaultUnicodeCodePage

Code page for new unicode strings

DispCallByIDProc

Callback to perform dispatch interface procedure call by ID.

envp

Pointer to the array of environment variables

ErrOutput

Alias for StdErr

ExitCode

Exit code for the program, will be communicated to the OS on exit.

FirstDotAtFileNameStartIsExtension

Where does the extension start.

InOutRes

Result of last I/O operation.

Input

Standard input text file.

IsConsole

True for console applications, False for GUI applications.

IsLibrary

True if the current module is a library. Otherwise module is an executable

mem

Direct memory access (DOS only) in bytes

meml

Direct memory access (DOS only) in longints

memw

Direct memory access (DOS only) in words

NoErrMsg

Unused, for Delphi compatibility

Output

Standard output text file.

RandSeed

Seed for Random function.

ReturnNilIfGrowHeapFails

Describe behaviour if getmem fails.

softfloat_exception_flags

Current soft float exception flags

softfloat_exception_mask

Current soft float exception mask

softfloat_rounding_mode

Rounding mode for softfloat

StackBottom

Current stack bottom.

StackLength

Maximum stack length.

StdErr

Standard diagnostic output text file.

StdOut

Alias for Output.

ThreadID

Current Thread ID.

UTF8CompareLocale

Unused, for Delphi compatibility only

widestringmanager

Current widestring manager.

WriteErrorsToStdErr

Write errors to StdErr