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HEAD
setjmp: optimize longjmp prologues
[musl]
/
src
/
unistd
/
fchdir.c
1
#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 fchdir(int fd)
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{
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int ret = __syscall(SYS_fchdir, fd);
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if (ret != -EBADF || __syscall(SYS_fcntl, fd, F_GETFD) < 0)
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return __syscall_ret(ret);
11
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char buf[15+3*sizeof(int)];
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__procfdname(buf, fd);
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return syscall(SYS_chdir, buf);
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}