112 lines
2.5 KiB
C
Executable file
112 lines
2.5 KiB
C
Executable file
/*
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THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
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SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO
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END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
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ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
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IN USING, DISPLAYING, AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
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SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
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FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
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CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS
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AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
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COPYRIGHT 1993-1999 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
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*/
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#pragma off (unreferenced)
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static char rcsid[] = "$Id: findfile.c,v 1.1.1.1 2006/03/17 20:00:23 zicodxx Exp $";
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#pragma on (unreferenced)
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#include <dos.h>
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#include <string.h>
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#include "findfile.h"
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// Global Variables ----------------------------------------------------------
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static int _FileFindFlag = 0;
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static struct find_t _FileFindStruct;
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// Functions
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int FileFindFirst(char *search_str, FILEFINDSTRUCT *ffstruct)
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{
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unsigned retval;
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if (_FileFindFlag) return -1;
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retval = _dos_findfirst(search_str, 0, &_FileFindStruct);
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if (retval) return (int)retval;
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else {
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ffstruct->size = _FileFindStruct.size;
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strcpy(ffstruct->name, _FileFindStruct.name);
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_FileFindFlag = 1;
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return (int)retval;
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}
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}
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int FileFindNext(FILEFINDSTRUCT *ffstruct)
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{
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unsigned retval;
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if (!_FileFindFlag) return -1;
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retval = _dos_findnext(&_FileFindStruct);
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if (retval) return (int)retval;
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else {
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ffstruct->size = _FileFindStruct.size;
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strcpy(ffstruct->name, _FileFindStruct.name);
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return (int)retval;
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}
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}
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int FileFindClose(void)
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{
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unsigned retval = 0;
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if (!_FileFindFlag) return -1;
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if (retval) return (int)retval;
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else {
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_FileFindFlag = 0;
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return (int)retval;
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}
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}
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//returns 0 if no error
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int GetFileDateTime(int filehandle, FILETIMESTRUCT *ftstruct)
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{
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return _dos_getftime(filehandle, &ftstruct->date, &ftstruct->time);
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}
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//returns 0 if no error
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int SetFileDateTime(int filehandle, FILETIMESTRUCT *ftstruct)
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{
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return _dos_setftime(filehandle, ftstruct->date, ftstruct->time);
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}
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// returns -1 if error
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// Gets bytes free on current drive
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int GetDiskFree ()
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{
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struct diskfree_t dfree;
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unsigned drive;
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_dos_getdrive(&drive);
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if (!_dos_getdiskfree(drive, &dfree))
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return (dfree.avail_clusters * dfree.sectors_per_cluster * dfree.bytes_per_sector);
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return (-1);
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}
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