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DISK: Support for both RAW disk and file size determination on *nix platforms

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This commit is contained in:
Mark Pizzolato 2015-06-30 14:21:02 -07:00
parent 435ea69b20
commit d69b34e410
1 changed files with 7 additions and 11 deletions
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18
sim_disk.c
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@ -72,6 +72,8 @@ Internal routines:
*/
#define _FILE_OFFSET_BITS 64 /* 64 bit file offset for raw I/O operations */
#include "sim_defs.h"
#include "sim_disk.h"
#include "sim_ether.h"
@ -1976,18 +1978,12 @@ fsync ((int)((long)f));
static t_offset sim_os_disk_size_raw (FILE *f)
{
#if defined (DONT_DO_LARGEFILE)
struct stat statb;
t_offset pos, size;
if (fstat ((int)((long)f), &statb))
return (t_offset)-1;
#else
struct stat64 statb;
if (fstat64 ((int)((long)f), &statb))
return (t_offset)-1;
#endif
return (t_offset)statb.st_size;
pos = (t_offset)lseek ((int)((long)f), (off_t)0, SEEK_CUR);
size = (t_offset)lseek ((int)((long)f), (off_t)0, SEEK_END);
lseek ((int)((long)f), (off_t)pos, SEEK_SET);
return size;
}
static t_stat sim_os_disk_unload_raw (FILE *f)