#include "sfhdr.h"
#if __STD_C
Sflong_t sfgetl(reg Sfio_t* f)
#else
Sflong_t sfgetl(f)
reg Sfio_t* f;
#endif
{
Sflong_t v;
reg uchar *s, *ends, c;
reg int p;
SFMTXSTART(f,(Sflong_t)(-1));
if(f->mode != SF_READ && _sfmode(f,SF_READ,0) < 0)
SFMTXRETURN(f, (Sflong_t)(-1));
SFLOCK(f,0);
for(v = 0;;)
{ if(SFRPEEK(f,s,p) <= 0)
{ f->flags |= SF_ERROR;
v = (Sflong_t)(-1);
goto done;
}
for(ends = s+p; s < ends;)
{ c = *s++;
if(c&SF_MORE)
v = ((Sfulong_t)v << SF_UBITS) | SFUVALUE(c);
else
{
v = ((Sfulong_t)v << SF_SBITS) | SFSVALUE(c);
f->next = s;
v = (c&SF_SIGN) ? -v-1 : v;
goto done;
}
}
f->next = s;
}
done :
SFOPEN(f,0);
SFMTXRETURN(f, v);
}