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Command-line argument parsing is the process of analyzing and handling command-line input provided to a program.
The Windows Subsystem for Linux running Bash on Windows 10 Cmd.exe running on Windows CE 3.0. Traditionally, the Client/Server Runtime Subsystem (CSRSS) has been responsible for managing console windows on the Windows NT family of operating systems. [7] In Windows 7, CSRSS spawns one conhost.exe for each console window, to manage it.
The category Windows commands deals with articles related to internal and external commands supported by members of the Windows family of operating systems including Windows 95, Windows 98, Windows 98 SE and Windows ME as well as the NT family.
COMMAND.COM, the original Microsoft command line processor introduced on MS-DOS as well as Windows 9x, in 32-bit versions of NT-based Windows via NTVDM; cmd.exe, successor of COMMAND.COM introduced on OS/2 and Windows NT systems, although COMMAND.COM is still available in virtual DOS machines on IA-32 versions of those operating systems also.
The initial version of cmd.exe for Windows NT was developed by Therese Stowell. [6] Windows CE 2.11 was the first embedded Windows release to support a console and a Windows CE version of cmd.exe. [7] The ReactOS implementation of cmd.exe is derived from FreeCOM, the FreeDOS command line interpreter. [2]
Windows reserves all upper memory blocks for Windows 95 operating system use or for expanded memory. Windows 95 and 98 execute COMMAND.COM to process AUTOEXEC.BAT. It loads terminate and stay resident programs into memory. Windows ME ignores this step, as Real Mode DOS support is disabled and TSRs being loaded can compromise system stability.
Beginning with version 16 of TCC, support for Windows XP was removed, [1] although it might still run in XP. 4NT was renamed to Take Command Console as part of JP Software's Take Command version 9. Beginning with version 9, the name Take Command was applied to an entirely different assembly of products: TCI (Tabbed Command Interface) and 4NT.
The exec calls named ending with an e alter the environment for the new process image by passing a list of environment settings through the envp argument. This argument is an array of character pointers; each element (except for the final element) points to a null-terminated string defining an environment variable .