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Add _dos_write, _dos_creat and _dos_creatnew functions for Borland C++ <= 2.0.

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This commit is contained in:
Natalia Portillo
2021-04-06 04:13:45 +01:00
parent beb135b03c
commit 81b0db33ca
1 changed files with 59 additions and 1 deletions
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60
setter/src/dos/dos.c
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@@ -28,6 +28,11 @@ Copyright (C) 2011-2021 Natalia Portillo
#include <i86.h>
#include <stdlib.h>
#include <string.h>
#elif defined(__TURBOC__)
#include <dos.h>
#include <io.h>
#include <stdlib.h>
#include <string.h>
#elif defined(__DJGPP__)
#include <dpmi.h>
#include <go32.h>
@@ -38,7 +43,7 @@ Copyright (C) 2011-2021 Natalia Portillo
unsigned int _dos_getdiskfree_ex(unsigned int drive, struct diskfree_ex_t* diskspace)
{
#if defined(__WATCOM__)
#if defined(__WATCOM__) || defined(__TURBOC__)
char drivePath[4];
union REGS regs;
struct SREGS sregs;
@@ -133,3 +138,56 @@ unsigned int _dos_getdiskfree_ex(unsigned int drive, struct diskfree_ex_t* disks
return -1;
#endif
}
#if defined(__BORLANDC__) && __BORLANDC__ <= 0x200
unsigned _dos_write(int handle, void far* buf, unsigned len, unsigned* nwritten)
{
int ret;
ret = _write(handle, buf, len);
if(ret == -1)
{
errno = EBADF;
return _doserrno;
}
*nwritten = ret;
return 0;
}
unsigned _dos_creat(const char* path, int attrib, int* handlep)
{
int ret;
ret = _creat(path, attrib);
if(ret == -1)
{
*handlep = 0;
return _doserrno;
}
*handlep = ret;
return 0;
}
unsigned _dos_creatnew(const char* path, int attrib, int* handlep)
{
int ret;
ret = creatnew(path, attrib);
if(ret == -1)
{
*handlep = 0;
return _doserrno;
}
*handlep = ret;
return 0;
}
#endif