28 lines
485 B
C
28 lines
485 B
C
/* bytfre.c
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Get the number of bytes free on a file system. */
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#include "uucp.h"
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#include "system.h"
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#include "sysdep.h"
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#include "fsusg.h"
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#if HAVE_LIMITS_H
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#include <limits.h>
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#else
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#define LONG_MAX 2147483647
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#endif
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long
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csysdep_bytes_free (zfile)
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const char *zfile;
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{
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struct fs_usage s;
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if (get_fs_usage ((char *) zfile, (char *) NULL, &s) < 0)
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return -1;
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if (s.fsu_bavail >= LONG_MAX / (long) 512)
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return LONG_MAX;
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return s.fsu_bavail * (long) 512;
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}
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