remove cat warning, update makefile

Makefile

@@ -31,6 +31,7 @@ EXES        := \
 # Programs with usable tests
 TEST_PROGS  := \
   cat \
+  mkdir \
 
 TEST        ?= $(TEST_PROGS)
 

cat/cat.rs

@@ -86,6 +86,7 @@ pub enum NumberingMode {
 }
 
 static TAB: u8 = '\t' as u8;
+#[allow(dead_code)]
 static CR: u8 = '\r' as u8;
 static LF: u8 = '\n' as u8;
 

mkdir/mkdir.rs

@@ -1,6 +1,6 @@
 #[crate_id(name="mkdir", vers="1.0.0", author="Nicholas Juszczak")];
 
-/*
+/**
  * This file is part of the uutils coreutils package.
  *
  * (c) Nicholas Juszczak <juszczakn@gmail.com>
@@ -12,20 +12,23 @@
 extern mod extra;
 
 use std::os;
-use std::io::stderr;
+use std::io::{fs, result, stderr};
+use std::num::strconv;
 use extra::getopts::groups;
-use std::io::fs;
 
 static VERSION: &'static str = "1.0.0";
 
+/**
+ * Handles option parsing
+ */
 fn main() {
     let args: ~[~str] = os::args();
     
     let opts: ~[groups::OptGroup] = ~[
-        // Linux-specific options
+        // Linux-specific options, not implemented
-        // groups::optflag("m", "mode", "set file mode"),
         // groups::optflag("Z", "context", "set SELinux secutiry context" +
         // " of each created directory to CTX"),
+        groups::optopt("m", "mode", "set file mode", "755"),
         groups::optflag("p", "parents", "make parent directories as needed"),
         groups::optflag("v", "verbose",
                         "print a message for each printed directory"),
@@ -43,7 +46,7 @@ fn main() {
         }
     };
 
-    if matches.opt_present("help") {
+    if args.len() == 1 || matches.opt_present("help") {
         print_help(opts);
         return;
     }
@@ -51,10 +54,35 @@ fn main() {
         println("mkdir v" + VERSION);
         return;
     }
+    let mut verbose_flag: bool = false;
+    if matches.opt_present("verbose") {
+        verbose_flag = true;
+    }
 
     let mk_parents: bool = matches.opt_present("parents");
+
+    // Translate a ~str in octal form to u32, default to 755
+    // Not tested on Windows
+    let mode_match = matches.opts_str(&[~"mode"]);
+    let mode: u32 = if mode_match.is_some() {
+        let m: ~str = mode_match.unwrap();
+        let res = strconv::from_str_common(m, 8, false, false, false,
+                                           strconv::ExpNone,
+                                           false, false);
+        if res.is_some() {
+            res.unwrap()
+        } else {
+            writeln!(&mut stderr() as &mut Writer,
+                     "Error: no mode given");
+            os::set_exit_status(1);
+            return;
+        }
+    } else {
+        0o755
+    };
+
     let dirs: ~[~str] = matches.free;
-    mkdir(dirs, mk_parents);
+    exec(dirs, mk_parents, mode, verbose_flag);
 }
 
 fn print_help(opts: &[groups::OptGroup]) {
@@ -65,27 +93,79 @@ fn print_help(opts: &[groups::OptGroup]) {
                         " if they do not exist", opts));
 }
 
-/* std::libc currently does not provide bindings for any bits
+/**
-besides user bits, so might as well use octal for now.
+ * Create the list of new directories
-See 'std::io::FilePermission',
+ */
-'std::libc::consts::os::posix88' for future updates */
+fn exec(dirs: ~[~str], mk_parents: bool, mode: u32, verbose: bool) {
-fn mkdir(dirs: ~[~str], mk_parents: bool) {
+    let mut parent_dirs: ~[~str] = ~[];
-    let default: u32 = 0o755;
-
     for dir in dirs.iter() {
         let path = Path::new((*dir).clone());
-        // Recursively create parent dirs as needed
+        // Build list of parent dirs which need to be created
         if mk_parents {
             match path.dirname_str() {
                 Some(p) => if p != "." {
-                    mkdir(~[p.into_owned()], mk_parents)
+                    parent_dirs.push(p.into_owned())
                 },
                 None => ()
             }
         }
-        if !path.exists() {
+    }
-            println(*dir);
+    // Recursively build parent dirs that are needed
-            fs::mkdir(&path, default);
+    if !parent_dirs.is_empty() {
+        exec(parent_dirs, mk_parents, mode, verbose);
+    }
+
+    for dir in dirs.iter() {
+        let path = Path::new((*dir).clone());
+        // Determine if parent directory to the one to 
+        // be created exists
+        let parent: &str = match path.dirname_str() {
+            Some(p) => p,
+            None => ""
+        };
+        let parent_exists:bool = Path::new(parent).exists();
+        if parent_exists && !path.exists() {
+            // if mkdir failed return
+            if !mkdir(&path, mode) {return;}
+            if verbose {println(*dir);}
+        } else {
+            let mut error_msg: ~str = ~"";
+            if !parent_exists {
+                error_msg.push_str("Error: parent directory '");
+                error_msg.push_str(parent);
+                error_msg.push_str("' does not exist");
+            } else {
+                error_msg.push_str("Error: directory '");
+                error_msg.push_str(*dir);
+                error_msg.push_str("' already exists");
+            }
+            writeln!(&mut stderr() as &mut Writer,
+                     "{}", error_msg);
         }
     }
 }
+
+/**
+ * Wrapper to catch errors, return false if failed
+ */
+fn mkdir(path: &Path, mode: u32) -> bool {
+    match result(|| fs::mkdir(path, mode)) {
+        Ok(_) => true,
+        Err(e) => {
+            writeln!(&mut stderr() as &mut Writer,
+                     "mkdir: test {}", e.to_str());
+            os::set_exit_status(1);
+            false
+        }
+    }
+}
+
+// #[test]
+// fn create_dir() {
+//     let test_dir = "mkdir_test_dir";
+//     let path: Path = Path::new(test_dir);
+//     let mode: u32 = 0x755;
+//     let result = mkdir(&path, mode);
+//     fs::rmdir(&path);
+//     assert_eq!(true, result);
+// }

mkdir/test.rs

@@ -0,0 +1,3 @@
+fn main() {
+    
+}