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e403d80d35
* libI77/dfe.c (s_rdfe, s_wdfe): Wrap parentheses around assignment used as truth value. * libI77/due.c (s_rdue, s_wdue): Likewise. * libI77/endfile.c (f_end): Likewise. * libI77/iio.c (s_rsfi, s_wsfi): Likewise. * libI77/lread.c (ERR, l_C, nmL_getc, s_rsle): Likewise. * libI77/lwrite.c (l_g, l_put): Likewise. * libI77/open.c (f_open): Likewise. * libI77/rdfmt.c (rd_Z): Likewise. * libI77/rsfe.c (s_rsfe): Likewise. * libI77/rsne.c (hash, mk_hashtab, nl_init, getname, getdimen, x_rsne, s_rsne): Likewise. * libI77/sue.c (s_rsue, s_wsue): Likewise. * libI77/wref.c (wrt_E, wrt_F): Likewise. * libI77/wsfe.c (s_wsfe): Likewise. * libI77/wsle.c (s_wsle): Likewise. * libI77/wsne.c (s_wsne): Likewise. From-SVN: r54172
94 lines
1.9 KiB
C
94 lines
1.9 KiB
C
#include "config.h"
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#include "f2c.h"
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#include "fio.h"
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extern uiolen f__reclen;
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off_t f__recloc;
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int
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c_sue (cilist * a)
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{
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f__external = f__sequential = 1;
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f__formatted = 0;
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f__curunit = &f__units[a->ciunit];
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if (a->ciunit >= MXUNIT || a->ciunit < 0)
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err (a->cierr, 101, "startio");
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f__elist = a;
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if (f__curunit->ufd == NULL && fk_open (SEQ, UNF, a->ciunit))
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err (a->cierr, 114, "sue");
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f__cf = f__curunit->ufd;
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if (f__curunit->ufmt)
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err (a->cierr, 103, "sue");
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if (!f__curunit->useek)
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err (a->cierr, 103, "sue");
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return (0);
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}
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integer
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s_rsue (cilist * a)
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{
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int n;
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if (f__init != 1)
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f_init ();
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f__init = 3;
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f__reading = 1;
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if ((n = c_sue (a)))
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return (n);
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f__recpos = 0;
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if (f__curunit->uwrt && f__nowreading (f__curunit))
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err (a->cierr, errno, "read start");
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if (fread ((char *) &f__reclen, sizeof (uiolen), 1, f__cf) != 1)
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{
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if (feof (f__cf))
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{
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f__curunit->uend = 1;
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err (a->ciend, EOF, "start");
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}
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clearerr (f__cf);
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err (a->cierr, errno, "start");
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}
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return (0);
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}
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integer
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s_wsue (cilist * a)
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{
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int n;
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if (f__init != 1)
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f_init ();
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f__init = 3;
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if ((n = c_sue (a)))
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return (n);
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f__reading = 0;
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f__reclen = 0;
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if (f__curunit->uwrt != 1 && f__nowwriting (f__curunit))
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err (a->cierr, errno, "write start");
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f__recloc = FTELL (f__cf);
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FSEEK (f__cf, (off_t) sizeof (uiolen), SEEK_CUR);
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return (0);
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}
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integer
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e_wsue (void)
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{
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off_t loc;
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f__init = 1;
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fwrite ((char *) &f__reclen, sizeof (uiolen), 1, f__cf);
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#ifdef ALWAYS_FLUSH
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if (fflush (f__cf))
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err (f__elist->cierr, errno, "write end");
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#endif
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loc = FTELL (f__cf);
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FSEEK (f__cf, f__recloc, SEEK_SET);
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fwrite ((char *) &f__reclen, sizeof (uiolen), 1, f__cf);
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FSEEK (f__cf, loc, SEEK_SET);
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return (0);
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}
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integer
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e_rsue (void)
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{
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f__init = 1;
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FSEEK (f__cf, (off_t) (f__reclen - f__recpos + sizeof (uiolen)), SEEK_CUR);
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return (0);
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}
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