28 lines
539 B
C
Executable file
28 lines
539 B
C
Executable file
/* telldir() Author: Kees J. Bot
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* 24 Apr 1989
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*/
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#define nil 0
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#include <lib.h>
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#include <sys/types.h>
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#include <dirent.h>
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#include <errno.h>
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#include <unistd.h>
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off_t telldir(DIR *dp)
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/* Return the current read position in a directory. */
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{
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struct dirent *dep;
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if (dp == nil) { errno= EBADF; return -1; }
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if (dp->_pos < dp->_count)
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{
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/* Use position in next entry */
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dep= (struct dirent *)&dp->_buf[dp->_pos];
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return dep->d_off;
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}
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/* Get current offset in directory */
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return lseek(dp->_fd, 0, SEEK_CUR);
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}
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