source: trunk/minix/lib/posix/_pathconf.c@ 10

Last change on this file since 10 was 9, checked in by Mattia Monga, 13 years ago

Minix 3.1.2a

File size: 738 bytes
Line 
1/* POSIX pathconf (Sec. 5.7.1) Author: Andy Tanenbaum */
2
3#include <lib.h>
4#define close _close
5#define open _open
6#define pathconf _pathconf
7#include <fcntl.h>
8#include <errno.h>
9#include <unistd.h>
10
11PUBLIC long pathconf(path, name)
12_CONST char *path; /* name of file being interrogated */
13int name; /* property being inspected */
14{
15/* POSIX allows some of the values in <limits.h> to be increased at
16 * run time. The pathconf and fpathconf functions allow these values
17 * to be checked at run time. MINIX does not use this facility.
18 * The run-time limits are those given in <limits.h>.
19 */
20
21 int fd;
22 long val;
23
24 if ( (fd = open(path, O_RDONLY)) < 0) return(-1L);
25 val = fpathconf(fd, name);
26 close(fd);
27 return(val);
28}
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