40 lines
557 B
C
40 lines
557 B
C
#include "lib.h"
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#include "sys9.h"
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include <string.h>
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#include <errno.h>
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#include <stdlib.h>
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#include "dir.h"
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int
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chown(const char *path, uid_t owner, gid_t group)
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{
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int num;
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Dir d;
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_nulldir(&d);
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/* find owner, group */
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d.uid = nil;
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num = owner;
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if(!_getpw(&num, &d.uid, 0)) {
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errno = EINVAL;
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return -1;
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}
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d.gid = nil;
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num = group;
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if(!_getpw(&num, &d.gid, 0)) {
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errno = EINVAL;
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return -1;
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}
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if(_dirwstat(path, &d) < 0){
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_syserrno();
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return -1;
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}
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return 0;
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}
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