diff --git a/platform/src/linux/mod.rs b/platform/src/linux/mod.rs index 9f2cfb0e020d0ed6d2d3df94e77f877ff1e26cc0..8e06078cd3a218be6781fd536a0835fbf3159767 100644 --- a/platform/src/linux/mod.rs +++ b/platform/src/linux/mod.rs @@ -69,6 +69,13 @@ pub fn ftruncate(fildes: c_int, length: off_t) -> c_int { } } +pub fn getcwd(buf: *mut c_char, size: size_t) -> *mut c_char { + unsafe { + syscall!(GETCWD, buf, size); + buf as *mut c_char + } +} + #[cfg(target_arch = "x86_64")] pub fn open(path: *const c_char, oflag: c_int, mode: mode_t) -> c_int { unsafe { diff --git a/platform/src/redox/mod.rs b/platform/src/redox/mod.rs index dd5e89b0eeae9bbfc000cb2262a451d51becfaa8..b9792e176d27c15f686f59fb0ebd2892f2ed4bf3 100644 --- a/platform/src/redox/mod.rs +++ b/platform/src/redox/mod.rs @@ -55,6 +55,12 @@ pub fn ftruncate(fd: c_int, len: off_t) -> { syscall::ftruncate(fd as usize, len as usize)? as c_int } +pub fn getcwd(buf: *mut c_char, size: size_t) -> { + // XXX: do something with size maybe + let rbuf = unsafe { c_str(buf) }; + syscall::getcwd(rbuf)? as c_int +} + pub fn open(path: *const c_char, oflag: c_int, mode: mode_t) -> c_int { let path = unsafe { c_str(path) }; syscall::open(path, (oflag as usize) | (mode as usize)).unwrap() as c_int diff --git a/src/unistd/src/lib.rs b/src/unistd/src/lib.rs index b8858100f605845413ceba74d3495aeeb8354031..62334071f6209fb2459a3dab589d390457610c14 100644 --- a/src/unistd/src/lib.rs +++ b/src/unistd/src/lib.rs @@ -166,7 +166,7 @@ pub extern "C" fn ftruncate(fildes: c_int, length: off_t) -> c_int { #[no_mangle] pub extern "C" fn getcwd(buf: *mut c_char, size: size_t) -> *mut c_char { - unimplemented!(); + platform::getcwd(buf, size) } #[no_mangle]