Unit 'amigados'	Package
[Overview][Constants][Types][Procedures and functions][Index]	[#os4units]

ReadItem

Reads a single argument/name from command line

Declaration

Source position: amigados.pas line 2576

function ReadItem(

const Name: PChar;

MaxChars: LongInt;

CSource: PCSource

):LongInt;

Arguments

`MaxChars`		Size of the buffer. Must be at least 1 (for the #0 terminator).
`CSource`		A ready to use TCSource structure or `nil` which means 'read from the input stream'.

Function result

ITEM_UNQUOTED: Normal word read.
ITEM_QUOTED: Quoted string read.
ITEM_NOTHING: End of line found. Nothing read.
ITEM_EQUAL: '=' read. Buffer is empty.
ITEM_ERROR: An error happened. IoErr() gives additional information in that case.

Description

Read an item from a given character source. Items are words or quoted strings separated by whitespace or '=' just like on the commandline. The separator is unread and the output string is terminated by a #0 character.

ReadArgs		Read bytes of data from a file
FindArg		Find a keyword in a template
UnGetC		Makes a char available for reading again. (buffered)
FGetC		Read a character from the specified input (buffered)
DosInput		Identify the program's initial input file handle
FreeArgs		Free allocated memory after ReadArgs()

ReadItem

Declaration

Arguments

Function result

Description

See also