54 lines
1.2 KiB
C
54 lines
1.2 KiB
C
#include "f2c.h"
|
|
#include "fio.h"
|
|
#include <sys/types.h>
|
|
uiolen f__reclen;
|
|
|
|
do_us(ftnint *number, char *ptr, ftnlen len)
|
|
{
|
|
if(f__reading)
|
|
{
|
|
f__recpos += (int)(*number * len);
|
|
if(f__recpos>f__reclen)
|
|
err(f__elist->cierr, 110, "do_us");
|
|
if (fread(ptr,(size_t)len,(size_t)(*number),f__cf) != *number)
|
|
err(f__elist->ciend, EOF, "do_us");
|
|
return(0);
|
|
}
|
|
else
|
|
{
|
|
f__reclen += *number * len;
|
|
(void) fwrite(ptr,(size_t)len,(size_t)(*number),f__cf);
|
|
return(0);
|
|
}
|
|
}
|
|
integer do_ud(ftnint *number, char *ptr, ftnlen len)
|
|
{
|
|
f__recpos += (int)(*number * len);
|
|
if(f__recpos > f__curunit->url && f__curunit->url!=1)
|
|
err(f__elist->cierr,110,"do_ud");
|
|
if(f__reading)
|
|
{
|
|
#ifdef Pad_UDread
|
|
size_t i;
|
|
if (!(i = fread(ptr,(size_t)len,(size_t)(*number),f__cf))
|
|
&& !(f__recpos - *number*len))
|
|
err(f__elist->cierr,EOF,"do_ud");
|
|
if (i < *number)
|
|
memset(ptr + i*len, 0, (*number - i)*len);
|
|
return 0;
|
|
#else
|
|
if(fread(ptr,(size_t)len,(size_t)(*number),f__cf) != *number)
|
|
err(f__elist->cierr,EOF,"do_ud");
|
|
else return(0);
|
|
#endif
|
|
}
|
|
(void) fwrite(ptr,(size_t)len,(size_t)(*number),f__cf);
|
|
return(0);
|
|
}
|
|
integer do_uio(ftnint *number, char *ptr, ftnlen len)
|
|
{
|
|
if(f__sequential)
|
|
return(do_us(number,ptr,len));
|
|
else return(do_ud(number,ptr,len));
|
|
}
|