36 lines
603 B
C
36 lines
603 B
C
/*
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closedir -- close a directory stream
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last edit: 11-Nov-1988 D A Gwyn
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*/
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#include <errno.h>
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#include <stdlib.h>
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#include <sys/errno.h>
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#include <sys/types.h>
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#include <dirent.h>
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typedef void* pointer; /* (void *) if you have it */
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#ifndef NULL
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#define NULL 0
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#endif
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int _close(int d);
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int closedir(register DIR* dirp) /* stream from opendir */
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{
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register int fd;
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if (dirp == NULL || dirp->dd_buf == NULL)
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{
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errno = EFAULT;
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return -1; /* invalid pointer */
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}
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fd = dirp->dd_fd; /* bug fix thanks to R. Salz */
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free((pointer)dirp->dd_buf);
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free((pointer)dirp);
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return _close(fd);
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}
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