21 lines
450 B
C
21 lines
450 B
C
#include <unistd.h>
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#include <errno.h>
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#include <fcntl.h>
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#include "syscall.h"
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int fchown(int fd, uid_t uid, gid_t gid)
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{
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int ret = __syscall(SYS_fchown, fd, uid, gid);
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if (ret != -EBADF || __syscall(SYS_fcntl, fd, F_GETFD) < 0)
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return __syscall_ret(ret);
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char buf[15+3*sizeof(int)];
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__procfdname(buf, fd);
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#ifdef SYS_chown
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return syscall(SYS_chown, buf, uid, gid);
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#else
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return syscall(SYS_fchownat, AT_FDCWD, buf, uid, gid, 0);
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#endif
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}
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