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- /* POSIX pathconf (Sec. 5.7.1) Author: Andy Tanenbaum */
- #include <lib.h>
- #include <sys/types.h>
- #define open _open
- #include <fcntl.h>
- #include <errno.h>
- #define close _close
- PUBLIC long pathconf(path, name)
- char *path; /* name of file being interrogated */
- int name; /* property being inspected */
- {
- /* POSIX allows some of the values in <limits.h> to be increased at
- * run time. The pathconf and fpathconf functions allow these values
- * to be checked at run time. MINIX does not use this facility.
- * The run-time limits are those given in <limits.h>.
- */
- int fd;
- long val;
- if ( (fd = open(path, O_RDONLY)) < 0) return(-1L);
- val = fpathconf(fd, name);
- close(fd);
- return(val);
- }
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