Formatted stdio files

src/stdio/src/default.rs

 use core::sync::atomic::AtomicBool;
 use core::ptr;
-use super::{internal, BUFSIZ, FILE, UNGET, constants};
+use super::{constants, internal, BUFSIZ, FILE, UNGET};
 
 #[allow(non_upper_case_globals)]
 static mut default_stdin_buf: [u8; BUFSIZ as usize + UNGET] = [0; BUFSIZ as usize + UNGET];

src/stdio/src/helpers.rs

@@ -32,7 +32,7 @@ pub unsafe fn parse_mode_flags(mode_str: *const c_char) -> i32 {
         flags |= O_TRUNC;
     }
     if (*mode_str) != b'a' as i8 {
-       flags |= O_APPEND;
+        flags |= O_APPEND;
     }
 
     flags

src/stdio/src/internal.rs

-use super::{FILE, constants};
+use super::{constants, FILE};
 use platform;
 use platform::types::*;
 use core::{mem, ptr, slice};
@@ -16,7 +16,11 @@ pub fn stdio_read(stream: *mut FILE, buf: *mut u8, size: usize) -> usize {
         mem::forget(buff);
         mem::forget(file_buf);
         if count <= 0 {
-            (*stream).flags |= if count == 0 { constants::F_EOF } else { constants::F_ERR };
+            (*stream).flags |= if count == 0 {
+                constants::F_EOF
+            } else {
+                constants::F_ERR
+            };
             return 0;
         }
         if count as usize <= size {
@@ -46,7 +50,7 @@ pub fn stdio_write(stream: *mut FILE, buf: *const u8, size: usize) -> usize {
                 file.write(&f_buf[advance..]) + file.write(buff)
             };
             if count == rem as isize {
-                (*stream).wend = (*stream).buf.add((*stream).buf_size -1);
+                (*stream).wend = (*stream).buf.add((*stream).buf_size - 1);
                 (*stream).wpos = (*stream).buf;
                 (*stream).wbase = (*stream).buf;
                 return size;
@@ -89,8 +93,8 @@ pub unsafe fn to_read(stream: *mut FILE) -> bool {
         (*stream).flags |= constants::F_ERR;
         return true;
     }
-    (*stream).rpos = (*stream).buf.offset((*stream).buf_size as isize -1);
-    (*stream).rend = (*stream).buf.offset((*stream).buf_size as isize -1);
+    (*stream).rpos = (*stream).buf.offset((*stream).buf_size as isize - 1);
+    (*stream).rend = (*stream).buf.offset((*stream).buf_size as isize - 1);
     if (*stream).flags & constants::F_EOF > 0 {
         true
     } else {
@@ -113,7 +117,7 @@ pub unsafe fn to_write(stream: *mut FILE) -> bool {
     (*stream).rend = ptr::null_mut();
     (*stream).wpos = (*stream).buf;
     (*stream).wbase = (*stream).buf;
-    (*stream).wend = (*stream).buf.offset((*stream).buf_size as isize -1);
+    (*stream).wend = (*stream).buf.offset((*stream).buf_size as isize - 1);
     return true;
 }
 

src/stdio/src/lib.rs

@@ -80,7 +80,7 @@ pub unsafe extern "C" fn fclose(stream: *mut FILE) -> c_int {
     use stdlib::free;
     flockfile(stream);
     let r = helpers::fflush_unlocked(stream) | platform::close((*stream).fd);
-    if (*stream).flags & constants::F_PERM == 0 { 
+    if (*stream).flags & constants::F_PERM == 0 {
         // Not one of stdin, stdout or stderr
         free(stream as *mut _);
     }
@@ -234,7 +234,7 @@ pub unsafe extern "C" fn fopen(filename: *const c_char, mode: *const c_char) ->
         fcntl::sys_fcntl(fd, fcntl::F_SETFD, fcntl::FD_CLOEXEC);
     }
 
-    let f = helpers::_fdopen(fd, mode); 
+    let f = helpers::_fdopen(fd, mode);
     if f.is_null() {
         platform::close(fd);
         return ptr::null_mut();
@@ -292,8 +292,7 @@ pub unsafe extern "C" fn fread(
         } else {
             if let Some(f) = (*stream).read {
                 (*f)(stream, dest, l as usize)
-            }
-            else {
+            } else {
                 0
             }
         };
@@ -662,9 +661,7 @@ pub unsafe extern "C" fn ungetc(c: c_int, stream: *mut FILE) -> c_int {
         if (*stream).rpos.is_null() {
             internal::to_read(stream);
         }
-        if (*stream).rpos.is_null()
-            || (*stream).rpos <= (*stream).buf.sub((*stream).unget)
-        {
+        if (*stream).rpos.is_null() || (*stream).rpos <= (*stream).buf.sub((*stream).unget) {
             funlockfile(stream);
             return -1;
         }