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