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Copyright 1991 David Jurgens |
INT 21,11 - Search for First Entry Using FCB
AH = 11h
DS:DX = pointer to unopened FCB
on return:
AL = 00 if matching file found
= FF if file not found
- searches for first occurrence of filename specified in FCB
- FCB must have drive id, filename, and extension before call
- extended FCB can be used to specify a search criteria based
on attributes; hidden, system, label, and directory attributes
can be used to narrow the search (see FILE ATTRIBUTES)
- after successful call DTA holds an unopened FCB/XFCB for
the requested file. Using any of the other FCB functions
destroys this DTA copy of the FCB/XFCB
- searching can be continued with the FCB find-next function
- "?" wildcard supported after DOS 2.1, "*" supported in DOS 3.x
- DOS 2.x can't find . and .. entries, DOS 3.x can (unless in root)
- see INT 21,12
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| Esc or Alt-X to exit |
int 21,11 |
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