1 DEFINITION MODULE Arguments;
3 Module: Access to program arguments and environment
4 Author: Ceriel J.H. Jacobs
5 Version: $Id: Arguments.def,v 1.3 1994/06/24 12:48:13 ceriel Exp $
8 VAR Argc: CARDINAL; (* Number of program arguments, including the program
9 name, so it is at least 1.
12 PROCEDURE Argv( argnum : CARDINAL;
13 VAR argument : ARRAY OF CHAR
15 (* Stores the "argnum'th" argument in "argument", and returns its length,
16 including a terminating null-byte. If it returns 0, the argument was not
17 present, and if it returns a number larger than the size of "argument",
18 "argument" was'nt large enough.
19 Argument 0 contains the program name.
22 PROCEDURE GetEnv( name : ARRAY OF CHAR;
23 VAR value : ARRAY OF CHAR
25 (* Searches the environment list for a string of the form
27 and stores the value in "value", if such a string is present.
28 It returns the length of the "value" part, including a terminating
29 null-byte. If it returns 0, such a string is not present, and
30 if it returns a number larger than the size of the "value",
31 "value" was'nt large enough.
32 The string in "name" must be null_terminated.