c6b0b5112f
that the maintainer wishes to use to create a shared library for use with other applications such as CDE. It is based on ksh93v (2014-12-24) and is incompatible with the direction that att/ast is taking the official ksh93 implementation. PR: 237332 Requested by: maintainer (saper@saper.info)
44 lines
1.1 KiB
C
44 lines
1.1 KiB
C
--- src/lib/libast/sfio/sfseek.c.orig 2016-02-28 17:09:23 UTC
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+++ src/lib/libast/sfio/sfseek.c
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@@ -34,12 +34,10 @@ Sfio_t* f;
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Sfoff_t p;
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#endif
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{
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-#if _mmap_worthy
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if((f->bits&SF_MMAP) && f->data)
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{ SFMUNMAP(f, f->data, f->endb-f->data);
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f->data = NIL(uchar*);
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}
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-#endif
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f->next = f->endr = f->endw = f->data;
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f->endb = (f->mode&SF_WRITE) ? f->data+f->size : f->data;
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if((f->here = p) < 0)
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@@ -201,23 +199,13 @@ int type; /* 0: from org, 1: from here,
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if((p += type == SEEK_CUR ? s : 0) < 0)
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goto done;
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-#if _mmap_worthy
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if(f->bits&SF_MMAP)
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{ /* if mmap is not great, stop mmaping if moving around too much */
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-#if _mmap_worthy < 2
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- if((f->next - f->data) < ((f->endb - f->data)/4) )
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- { SFSETBUF(f,(Void_t*)f->tiny,(size_t)SF_UNBOUND);
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- hardseek = 1; /* this forces a hard seek below */
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- }
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- else
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-#endif
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- { /* for mmap, f->here can be virtual except for hardseek */
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- newpos(f,p);
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- if(!hardseek)
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- goto done;
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- }
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+ /* for mmap, f->here can be virtual except for hardseek */
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+ newpos(f,p);
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+ if(!hardseek)
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+ goto done;
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}
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-#endif
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if(f->endb > f->next)
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{ /* reduce wastage in future buffer fillings */
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