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--- src/lib/libast/sfio/sfseek.c.orig 2016-02-28 17:09:23 UTC
+++ src/lib/libast/sfio/sfseek.c
@@ -34,12 +34,10 @@ Sfio_t* f;
Sfoff_t p;
#endif
{
-#if _mmap_worthy
if((f->bits&SF_MMAP) && f->data)
{ SFMUNMAP(f, f->data, f->endb-f->data);
f->data = NIL(uchar*);
}
-#endif
f->next = f->endr = f->endw = f->data;
f->endb = (f->mode&SF_WRITE) ? f->data+f->size : f->data;
if((f->here = p) < 0)
@@ -201,23 +199,13 @@ int type; /* 0: from org, 1: from here,
if((p += type == SEEK_CUR ? s : 0) < 0)
goto done;
-#if _mmap_worthy
if(f->bits&SF_MMAP)
{ /* if mmap is not great, stop mmaping if moving around too much */
-#if _mmap_worthy < 2
- if((f->next - f->data) < ((f->endb - f->data)/4) )
- { SFSETBUF(f,(Void_t*)f->tiny,(size_t)SF_UNBOUND);
- hardseek = 1; /* this forces a hard seek below */
- }
- else
-#endif
- { /* for mmap, f->here can be virtual except for hardseek */
- newpos(f,p);
- if(!hardseek)
- goto done;
- }
+ /* for mmap, f->here can be virtual except for hardseek */
+ newpos(f,p);
+ if(!hardseek)
+ goto done;
}
-#endif
if(f->endb > f->next)
{ /* reduce wastage in future buffer fillings */