| 1 | #include "config.h"
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| 2 | #include "f2c.h"
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| 3 | #include "fio.h"
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| 4 |
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| 5 | #ifdef KR_headers
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| 6 | c_due(a) cilist *a;
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| 7 | #else
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| 8 | c_due(cilist *a)
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| 9 | #endif
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| 10 | {
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| 11 | if(f__init != 1) f_init();
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| 12 | f__init = 3;
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| 13 | if(a->ciunit>=MXUNIT || a->ciunit<0)
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| 14 | err(a->cierr,101,"startio");
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| 15 | f__sequential=f__formatted=f__recpos=0;
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| 16 | f__external=1;
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| 17 | f__curunit = &f__units[a->ciunit];
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| 18 | if(a->ciunit>=MXUNIT || a->ciunit<0)
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| 19 | err(a->cierr,101,"startio");
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| 20 | f__elist=a;
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| 21 | if(f__curunit->ufd==NULL && fk_open(DIR,UNF,a->ciunit) ) err(a->cierr,104,"due");
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| 22 | f__cf=f__curunit->ufd;
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| 23 | if(f__curunit->ufmt) err(a->cierr,102,"cdue");
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| 24 | if(!f__curunit->useek) err(a->cierr,104,"cdue");
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| 25 | if(f__curunit->ufd==NULL) err(a->cierr,114,"cdue");
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