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cf382a9154
2001-07-01 Toon Moene <toon@moene.indiv.nluug.nl>
Pedro Vazquez <vazquez@penelope.iqm.unicamp.br>
* libI77/fio.h: Use off_t when appropriate.
* libI77/backspace.c (f_back): Ditto.
* libI77/endfile.c (t_runc): Ditto.
* libI77/err.c (f__nowreading): Ditto.
* libI77/ftell_.c (unit_chk): Ditto.
* libI77/sue.c (global f__recloc, s_wsue): Ditto.
Co-Authored-By: Pedro Vazquez <vazquez@penelope.iqm.unicamp.br>
From-SVN: r43670
48 lines
877 B
C
48 lines
877 B
C
#include "config.h"
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#include "f2c.h"
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#include "fio.h"
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static FILE *
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#ifdef KR_headers
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unit_chk(Unit, who) integer Unit; char *who;
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#else
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unit_chk(integer Unit, char *who)
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#endif
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{
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if (Unit >= MXUNIT || Unit < 0)
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f__fatal(101, who);
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return f__units[Unit].ufd;
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}
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off_t
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#ifdef KR_headers
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G77_ftell_0 (Unit) integer *Unit;
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#else
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G77_ftell_0 (integer *Unit)
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#endif
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{
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FILE *f;
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return (f = unit_chk(*Unit, "ftell")) ? ftell(f) : -1L;
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}
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integer
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#ifdef KR_headers
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G77_fseek_0 (Unit, offset, xwhence) integer *Unit, *offset, *xwhence;
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#else
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G77_fseek_0 (integer *Unit, integer *offset, integer *xwhence)
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#endif
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{
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FILE *f;
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int w = (int)*xwhence;
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#ifdef SEEK_SET
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static int wohin[3] = { SEEK_SET, SEEK_CUR, SEEK_END };
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#endif
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if (w < 0 || w > 2)
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w = 0;
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#ifdef SEEK_SET
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w = wohin[w];
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#endif
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return !(f = unit_chk(*Unit, "fseek"))
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|| fseek(f, *offset, w) ? 1 : 0;
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}
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