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49 lines
1002 B
C
49 lines
1002 B
C
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/*-
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* See the file LICENSE for redistribution information.
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*
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* Copyright (c) 1996, 1997
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* Sleepycat Software. All rights reserved.
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*/
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#include "config.h"
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#ifndef lint
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static const char sccsid[] = "@(#)getlong.c 10.2 (Sleepycat) 5/1/97";
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#endif /* not lint */
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#ifndef NO_SYSTEM_INCLUDES
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#include <errno.h>
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#include <limits.h>
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#include <stdlib.h>
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#endif
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#include "db.h"
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#include "clib_ext.h"
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/*
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* get_long --
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* Return a long value inside of basic parameters.
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*
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* PUBLIC: void get_long __P((char *, long, long, long *));
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*/
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void
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get_long(p, min, max, storep)
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char *p;
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long min, max, *storep;
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{
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long val;
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char *end;
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errno = 0;
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val = strtol(p, &end, 10);
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if ((val == LONG_MIN || val == LONG_MAX) && errno == ERANGE)
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err(1, "%s", p);
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if (p[0] == '\0' || end[0] != '\0')
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errx(1, "%s: Invalid numeric argument", p);
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if (val < min)
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errx(1, "%s: Less than minimum value (%ld)", p, min);
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if (val > max)
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errx(1, "%s: Greater than maximum value (%ld)", p, max);
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*storep = val;
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}
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