DEFINITION MODULE Arguments; (* Module: Access to program arguments and environment Author: Ceriel J.H. Jacobs Version: $Id$ *) VAR Argc: CARDINAL; (* Number of program arguments, including the program name, so it is at least 1. *) PROCEDURE Argv( argnum : CARDINAL; VAR argument : ARRAY OF CHAR ) : CARDINAL; (* Stores the "argnum'th" argument in "argument", and returns its length, including a terminating null-byte. If it returns 0, the argument was not present, and if it returns a number larger than the size of "argument", "argument" was'nt large enough. Argument 0 contains the program name. *) PROCEDURE GetEnv( name : ARRAY OF CHAR; VAR value : ARRAY OF CHAR ) : CARDINAL; (* Searches the environment list for a string of the form name=value and stores the value in "value", if such a string is present. It returns the length of the "value" part, including a terminating null-byte. If it returns 0, such a string is not present, and if it returns a number larger than the size of the "value", "value" was'nt large enough. The string in "name" must be null_terminated. *) END Arguments.