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-
- ; FILENAME: OFCREATE.ASM
- ; Copyright (c) 1988, 1989 by Borland International, Inc.
- ;
- ; Description: This module implements the routine FileCreate. FileCreate
- ; creates or truncates a file. The file is opened for writing.
- ;
- ; ASSEMBLY INSTRUCTIONS: To assemble this module use the following
- ; TASM command line.
- ;
- ; TASM ofcreate
-
- include globals.inc
-
- _TEXT segment
-
- FileCreate proc
-
- ; Input
- ; bx - file record offset
- ; cx - buffer size
- ; dx - offset of filespec
- ; Output (of INT 21h, Function 3Ch)
- ; cf - set if error occurred
- ; ax - error code
- ; 3 - if path not found
- ; 4 - if no handle available
- ; 5 - if access denied
- ; Registers modified
- ; ax
-
- mov WORD PTR [bx], 1 ;set status
- mov [bx+2], cx ;save size
- call FileAlloc ;allocate buffer
- jc filcre1 ;jump if error
- mov ah, 3ch ;function
- sub cx, cx ;file attribute - 00h normal
- int 21h ;execute
- mov [bx+8], ax ;save handle
- jnc filcre1
- call FileFree ;deallocate buffer
- stc
- filcre1:
- ret
- FileCreate endp
-
- _TEXT ends
-
- end