Lines Matching refs:f1
30 #define STKMTXLOCK(f1,f2) \ argument
31 { if(f1) SFMTXLOCK(f1); \
34 #define STKMTXRETURN(f1,f2,rv) \ argument
35 { if(f1) SFMTXUNLOCK(f1); \
41 Sfio_t* sfstack(Sfio_t* f1, Sfio_t* f2) in sfstack() argument
43 Sfio_t* sfstack(f1,f2) in sfstack()
44 Sfio_t* f1; /* base of stack */ in sfstack()
53 STKMTXLOCK(f1,f2);
55 if(f1 && (f1->mode&SF_RDWR) != f1->mode && _sfmode(f1,0,0) < 0)
56 STKMTXRETURN(f1,f2, NIL(Sfio_t*));
58 STKMTXRETURN(f1,f2, NIL(Sfio_t*));
59 if(!f1)
60 STKMTXRETURN(f1,f2, f2);
66 { if(!(f2 = f1->push))
67 STKMTXRETURN(f1,f2, NIL(Sfio_t*));
72 STKMTXRETURN(f1,f2, NIL(Sfio_t*));
73 if(f1->pool && f1->pool != &_Sfpool && f1->pool != f2->pool &&
74 f1 == f1->pool->sf[0])
76 for(n = 1; n < f1->pool->n_sf; ++n)
77 { if(SFFROZEN(f1->pool->sf[n]) )
79 (*_Sfpmove)(f1->pool->sf[n],0);
89 sfswap(f1,f2);
92 rsrv = f1->rsrv; f1->rsrv = f2->rsrv; f2->rsrv = rsrv;
93 mtx = f1->mutex; f1->mutex = f2->mutex; f2->mutex = mtx;
95 SFLOCK(f1,0);
101 f1->push = f2;
102 rf = f1;
106 f1->mode &= ~SF_PUSH;
111 SFOPEN(f1,0);
114 STKMTXRETURN(f1,f2, rf);