Merge branch 'master' into expr-regex

2025-07-28 11:37:44 +00:00 · 2017-10-01 10:06:28 -07:00 · 2017-10-01 10:06:28 -07:00 · 1a28a48ca3
commit 1a28a48ca3
parent e86a4d021a ab259194f3
100 changed files with 2193 additions and 814 deletions
--- a/Cargo.lock
+++ b/Cargo.lock
@ -37,7 +37,7 @@ dependencies = [
 "install 0.0.1",
 "kill 0.0.1",
 "lazy_static 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 "link 0.0.1",
 "ln 0.0.1",
 "logname 0.0.1",
@ -82,7 +82,7 @@ dependencies = [
 "tee 0.0.1",
 "tempdir 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
 "test 0.0.1",
- "time 0.1.37 (registry+https://github.com/rust-lang/crates.io-index)",
+ "time 0.1.38 (registry+https://github.com/rust-lang/crates.io-index)",
 "timeout 0.0.1",
 "touch 0.0.1",
 "tr 0.0.1",
@ -140,7 +140,7 @@ version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@ -150,7 +150,7 @@ version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@ -200,7 +200,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "byteorder"
-version = "1.0.0"
+version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
@ -212,9 +212,14 @@ dependencies = [
 "uucore 0.0.1",
 ]
 [[package]]
 name = "cc"
 version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "cfg-if"
-version = "0.1.1"
+version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
@ -229,7 +234,7 @@ dependencies = [
 name = "chmod"
 version = "0.0.1"
 dependencies = [
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 "uucore 0.0.1",
 "walker 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@ -248,8 +253,8 @@ name = "chrono"
 version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "num 0.1.39 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
- "time 0.1.37 (registry+https://github.com/rust-lang/crates.io-index)",
+ "time 0.1.38 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
@ -264,7 +269,7 @@ dependencies = [
 name = "cksum"
 version = "0.0.1"
 dependencies = [
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 "uucore 0.0.1",
 ]
@ -286,10 +291,10 @@ dependencies = [
 [[package]]
 name = "cmake"
-version = "0.1.24"
+version = "0.1.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "gcc 0.3.51 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
@ -297,7 +302,7 @@ name = "comm"
 version = "0.0.1"
 dependencies = [
 "getopts 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 "uucore 0.0.1",
 ]
@ -305,9 +310,17 @@ dependencies = [
 name = "cp"
 version = "0.0.1"
 dependencies = [
 "clap 2.25.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "filetime 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
 "getopts 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ioctl-sys 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 "quick-error 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "uucore 0.0.1",
 "walkdir 1.0.7 (registry+https://github.com/rust-lang/crates.io-index)",
 "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
 "xattr 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
@ -343,7 +356,7 @@ dependencies = [
 name = "dirname"
 version = "0.0.1"
 dependencies = [
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 "uucore 0.0.1",
 ]
@ -351,7 +364,7 @@ dependencies = [
 name = "du"
 version = "0.0.1"
 dependencies = [
- "time 0.1.37 (registry+https://github.com/rust-lang/crates.io-index)",
+ "time 0.1.38 (registry+https://github.com/rust-lang/crates.io-index)",
 "uucore 0.0.1",
 ]
@ -371,7 +384,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 name = "env"
 version = "0.0.1"
 dependencies = [
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 "uucore 0.0.1",
 ]
@ -388,8 +401,8 @@ dependencies = [
 name = "expr"
 version = "0.0.1"
 dependencies = [
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "onig 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "onig 1.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
 "uucore 0.0.1",
 ]
@ -410,14 +423,14 @@ name = "filetime"
 version = "0.1.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "fmt"
 version = "0.0.1"
 dependencies = [
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 "unicode-width 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
 "uucore 0.0.1",
 ]
@ -466,7 +479,7 @@ name = "hashsum"
 version = "0.0.1"
 dependencies = [
 "getopts 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 "regex 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "regex-syntax 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
 "rust-crypto 0.2.36 (registry+https://github.com/rust-lang/crates.io-index)",
@ -478,7 +491,7 @@ dependencies = [
 name = "head"
 version = "0.0.1"
 dependencies = [
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 "uucore 0.0.1",
 ]
@ -486,7 +499,7 @@ dependencies = [
 name = "hostid"
 version = "0.0.1"
 dependencies = [
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 "uucore 0.0.1",
 ]
@ -494,7 +507,7 @@ dependencies = [
 name = "hostname"
 version = "0.0.1"
 dependencies = [
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 "uucore 0.0.1",
 ]
@ -510,10 +523,15 @@ name = "install"
 version = "0.0.1"
 dependencies = [
 "getopts 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 "uucore 0.0.1",
 ]
 [[package]]
 name = "ioctl-sys"
 version = "0.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "itertools"
 version = "0.6.0"
@ -535,7 +553,7 @@ dependencies = [
 name = "kill"
 version = "0.0.1"
 dependencies = [
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 "uucore 0.0.1",
 ]
@ -546,19 +564,19 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "libc"
-version = "0.2.24"
+version = "0.2.26"
-source = "git+https://github.com/rust-lang/libc.git#83f5543e761bad58c1f061447c28df4a0201c761"
+source = "git+https://github.com/rust-lang/libc.git#c43c0770db6b85ade0b70009464603ff9be4b37d"
 [[package]]
 name = "libc"
-version = "0.2.24"
+version = "0.2.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "link"
 version = "0.0.1"
 dependencies = [
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 "uucore 0.0.1",
 ]
@ -566,7 +584,7 @@ dependencies = [
 name = "ln"
 version = "0.0.1"
 dependencies = [
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 "uucore 0.0.1",
 ]
@ -574,7 +592,7 @@ dependencies = [
 name = "logname"
 version = "0.0.1"
 dependencies = [
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 "uucore 0.0.1",
 ]
@ -587,7 +605,7 @@ dependencies = [
 "pretty-bytes 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 "term_grid 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
 "termsize 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "time 0.1.37 (registry+https://github.com/rust-lang/crates.io-index)",
+ "time 0.1.38 (registry+https://github.com/rust-lang/crates.io-index)",
 "unicode-width 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
 "uucore 0.0.1",
 ]
@ -597,7 +615,7 @@ name = "memchr"
 version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
@ -605,7 +623,7 @@ name = "mkdir"
 version = "0.0.1"
 dependencies = [
 "getopts 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 "uucore 0.0.1",
 ]
@ -614,7 +632,7 @@ name = "mkfifo"
 version = "0.0.1"
 dependencies = [
 "getopts 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 "uucore 0.0.1",
 ]
@ -623,7 +641,7 @@ name = "mknod"
 version = "0.0.1"
 dependencies = [
 "getopts 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 "uucore 0.0.1",
 ]
@ -659,7 +677,7 @@ name = "nice"
 version = "0.0.1"
 dependencies = [
 "getopts 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 "uucore 0.0.1",
 ]
@ -669,8 +687,8 @@ version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "bitflags 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "cfg-if 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 "void 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@ -680,7 +698,7 @@ version = "0.0.1"
 dependencies = [
 "aho-corasick 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
 "getopts 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 "memchr 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
 "regex 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "regex-syntax 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
@ -692,7 +710,7 @@ name = "nohup"
 version = "0.0.1"
 dependencies = [
 "getopts 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 "uucore 0.0.1",
 ]
@ -701,41 +719,41 @@ name = "nproc"
 version = "0.0.1"
 dependencies = [
 "getopts 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 "num_cpus 1.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "uucore 0.0.1",
 ]
 [[package]]
 name = "num"
-version = "0.1.39"
+version = "0.1.40"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "num-integer 0.1.34 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-integer 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)",
- "num-iter 0.1.33 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-iter 0.1.34 (registry+https://github.com/rust-lang/crates.io-index)",
- "num-traits 0.1.39 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-traits 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "num-integer"
-version = "0.1.34"
+version = "0.1.35"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "num-traits 0.1.39 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-traits 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "num-iter"
-version = "0.1.33"
+version = "0.1.34"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "num-integer 0.1.34 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-integer 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)",
- "num-traits 0.1.39 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-traits 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "num-traits"
-version = "0.1.39"
+version = "0.1.40"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
@ -743,38 +761,38 @@ name = "num_cpus"
 version = "1.6.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "od"
 version = "0.0.1"
 dependencies = [
- "byteorder 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "getopts 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
 "half 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 "uucore 0.0.1",
 ]
 [[package]]
 name = "onig"
-version = "1.3.0"
+version = "1.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "bitflags 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "lazy_static 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "onig_sys 63.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "onig_sys 65.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "onig_sys"
-version = "63.0.2"
+version = "65.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cmake 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cmake 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 "pkg-config 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@ -791,7 +809,7 @@ name = "pathchk"
 version = "0.0.1"
 dependencies = [
 "getopts 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 "uucore 0.0.1",
 ]
@ -813,7 +831,7 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "getopts 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
@ -838,7 +856,7 @@ version = "0.0.1"
 dependencies = [
 "aho-corasick 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
 "getopts 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
 "memchr 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
 "regex 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "regex-syntax 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
@ -863,7 +881,7 @@ name = "rand"
 version = "0.3.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
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 "checksum thread_local 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)" = "1697c4b57aeeb7a536b647165a2825faddffb1d3bad386d507709bd51a90bb14"
-"checksum time 0.1.37 (registry+https://github.com/rust-lang/crates.io-index)" = "ffd7ccbf969a892bf83f1e441126968a07a3941c24ff522a26af9f9f4585d1a3"
+"checksum time 0.1.38 (registry+https://github.com/rust-lang/crates.io-index)" = "d5d788d3aa77bc0ef3e9621256885555368b47bd495c13dd2e7413c89f845520"
 "checksum unicode-segmentation 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "18127285758f0e2c6cf325bb3f3d138a12fee27de4f23e146cd6a179f26c2cf3"
 "checksum unicode-width 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "bf3a113775714a22dcb774d8ea3655c53a32debae63a063acc00a91cc586245f"
 "checksum unindent 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "3508be0ce1bacc38d579b69bffb4b8d469f5af0c388ff4890b2b294e61671ffe"
@ -1496,3 +1536,4 @@ dependencies = [
 "checksum walker 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "c0488b82b198ac3588ba688f5e56cbd53e0b6dad64f075e67c15647e54aac610"
 "checksum winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)" = "167dc9d6949a9b857f3451275e911c3f44255842c1f7a76f33c55103a909087a"
 "checksum winapi-build 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "2d315eee3b34aca4797b2da6b13ed88266e6d612562a0c46390af8299fc699bc"
 "checksum xattr 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "abb373b92de38a4301d66bec009929b4fb83120ea1c4a401be89dbe0b9777443"
--- a/Cargo.toml
+++ b/Cargo.toml
@ -238,17 +238,17 @@ whoami   = { optional=true, path="src/whoami" }
 yes      = { optional=true, path="src/yes" }
 [dev-dependencies]
-time = "*"
+time = "0.1.38"
-filetime = "*"
+filetime = "0.1.10"
-libc = "*"
+libc = "0.2.26"
-regex="*"
+regex = "0.2.2"
-rand="*"
+rand = "0.3.15"
-tempdir="*"
+tempdir = "0.3.5"
-unindent="*"
+unindent = "0.1.0"
-lazy_static = "*"
+lazy_static = "0.2.2"
 [target.'cfg(unix)'.dev-dependencies]
-unix_socket = "*"
+unix_socket = "0.5.0"
 [[bin]]
 name = "uutils"
--- a/README.md
+++ b/README.md
@ -4,6 +4,7 @@ uutils coreutils
 [![License](http://img.shields.io/badge/license-MIT-blue.svg)](https://github.com/uutils/coreutils/blob/master/LICENSE)
 [![Build Status](https://api.travis-ci.org/uutils/coreutils.svg?branch=master)](https://travis-ci.org/uutils/coreutils)
 [![Build status](https://ci.appveyor.com/api/projects/status/787ltcxgy86r20le?svg=true)](https://ci.appveyor.com/project/Arcterus/coreutils)
 [![LOC](https://tokei.rs/b1/github/uutils/coreutils?category=code)](https://github.com/Aaronepower/tokei)
 uutils is an attempt at writing universal (as in cross-platform) CLI
 utils in [Rust](http://www.rust-lang.org). This repo is to aggregate the GNU
@ -144,110 +145,96 @@ Contribute
 To contribute to coreutils, please see [CONTRIBUTING](CONTRIBUTING.md).
-To do
+Utilities
-----
+---------
-* [x] arch
+| Done      | Semi-Done | To Do  |
-* [x] base32
+|-----------|-----------|--------|
-* [x] base64
+| arch      | cp        | chcon  |
-* [x] basename
+| base32    | expr | csplit |
-* [x] cat
+| base64    | install   | dd     |
-* [ ] chcon
+| basename  | ls        | df     |
-* [x] chgrp
+| cat       | more      | join   |
-* [x] chmod
+| chgrp     | od (`--strings` and 128-bit data types missing) | numfmt |
-* [x] chown
+| chmod     | printf    | pr     |
-* [x] chroot
+| chown     | sort      | runcon |
-* [x] cksum
+| chroot    | split     | stty   |
-* [x] comm
+| cksum     | tail      |        |
-* [ ] cp (not much done)
+| comm      | test      |        |
-* [ ] csplit
+| cut       | date      |        |
-* [x] cut
+| dircolors |           |        |
-* [ ] date
+| dirname   |           |        |
-* [ ] dd
+| du        |           |        |
-* [ ] df
+| echo      |           |        |
-* [x] dircolors
+| env       |           |        |
-* [x] dirname
+| expand    |           |        |
-* [x] du
+| factor    |           |        |
-* [x] echo
+| false     |           |        |
-* [x] env
+| fmt       |           |        |
-* [x] expand
+| fold      |           |        |
-* [x] expr
+| groups    |           |        |
-* [x] factor
+| hashsum   |           |        |
-* [x] false
+| head      |           |        |
-* [x] fmt
+| hostid    |           |        |
-* [x] fold
+| hostname  |           |        |
-* [x] groups
+| id        |           |        |
-* [x] hashsum
+| kill      |           |        |
-* [x] head
+| link      |           |        |
-* [x] hostid
+| ln        |           |        |
-* [x] hostname
+| logname   |           |        |
-* [x] id
+| ~~md5sum~~ (replaced by [hashsum](https://github.com/uutils/coreutils/blob/master/src/hashsum/hashsum.rs)) | |
-* [ ] install (a couple of missing options)
+| ~~sha1sum~~ (replaced by [hashsum](https://github.com/uutils/coreutils/blob/master/src/hashsum/hashsum.rs)) | |
-* [ ] join
+| ~~sha224sum~~ (replaced by [hashsum](https://github.com/uutils/coreutils/blob/master/src/hashsum/hashsum.rs)) | |
-* [x] kill
+| ~~sha256sum~~ (replaced by [hashsum](https://github.com/uutils/coreutils/blob/master/src/hashsum/hashsum.rs)) | |
-* [x] link
+| ~~sha384sum~~ (replaced by [hashsum](https://github.com/uutils/coreutils/blob/master/src/hashsum/hashsum.rs)) | |
-* [x] ln
+| ~~sha512sum~~ (replaced by [hashsum](https://github.com/uutils/coreutils/blob/master/src/hashsum/hashsum.rs)) | |
-* [x] logname
+| mkdir     |           |        |
-* [ ] ls
+| mkfifo    |           |        |
-* [x] ~~md5sum~~, ~~sha1sum~~, ~~sha224sum~~, ~~sha256sum~~, ~~sha384sum~~, ~~sha512sum~~ (replaced by [hashsum](https://github.com/uutils/coreutils/blob/master/src/hashsum/hashsum.rs))
+| mknod     |           |        |
-* [x] mkdir
+| mktemp    |           |        |
-* [x] mkfifo
+| mv        |           |        |
-* [x] mknod
+| nice      |           |        |
-* [x] mktemp
+| nl        |           |        |
-* [x] mv
+| nohup     |           |        |
-* [ ] more (in progress, needs lots of work)
+| nproc     |           |        |
-* [x] nice
+| paste     |           |        |
-* [x] nl
+| pathchk   |           |        |
-* [x] nohup
+| pinky     |           |        |
-* [x] nproc
+| printenv  |           |        |
-* [ ] numfmt
+| ptx       |           |        |
-* [ ] od (almost complete, `--strings` and 128-bit datatypes are missing)
+| pwd       |           |        |
-* [x] paste
+| readlink  |           |        |
-* [x] pathchk
+| realpath  |           |        |
-* [x] pinky
+| relpath   |           |        |
-* [ ] pr
+| rm        |           |        |
-* [x] printenv
+| rmdir     |           |        |
-* [ ] printf
+| seq       |           |        |
-* [x] ptx
+| shred     |           |        |
-* [x] pwd
+| shuf      |           |        |
-* [x] readlink
+| sleep     |           |        |
-* [x] realpath
+| stat      |           |        |
-* [x] relpath
+| stdbuf    |           |        |
-* [x] rm
+| sum       |           |        |
-* [x] rmdir
+| sync      |           |        |
-* [ ] runcon
+| tac       |           |        |
-* [x] seq
+| tee       |           |        |
-* [x] shred
+| timeout   |           |        |
-* [x] shuf
+| touch     |           |        |
-* [x] sleep
+| tr        |           |        |
-* [ ] sort (a couple of options implemented)
+| true      |           |        |
-* [ ] split (a couple of missing options)
+| truncate  |           |        |
-* [x] stat
+| tsort     |           |        |
-* [x] stdbuf
+| tty       |           |        |
-* [ ] stty
+| uname     |           |        |
-* [x] sum
+| unexpand  |           |        |
-* [x] sync
+| uniq      |           |        |
-* [x] tac
+| unlink    |           |        |
-* [ ] tail (not all features implemented)
+| uptime    |           |        |
-* [x] tee
+| users     |           |        |
-* [ ] test (not all features implemented)
+| wc        |           |        |
-* [x] timeout
+| who       |           |        |
-* [x] touch
+| whoami    |           |        |
-* [x] tr
+| yes       |           |        |
 * [x] true
 * [x] truncate
 * [x] tsort
 * [x] tty
 * [x] uname
 * [x] unexpand
 * [x] uniq
 * [x] unlink
 * [x] uptime
 * [x] users
 * [x] wc
 * [x] who
 * [x] whoami
 * [x] yes
 License
 -------
--- a/src/base32/Cargo.toml
+++ b/src/base32/Cargo.toml
@ -11,7 +11,7 @@ path = "base32.rs"
 uucore = { path="../uucore" }
 [dependencies.clippy]
-version = "*"
+version = "0.0.143"
 optional = true
 [[bin]]
--- a/src/chgrp/Cargo.toml
+++ b/src/chgrp/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_chgrp"
 path = "chgrp.rs"
 [dependencies]
-walkdir = "*"
+walkdir = "1.0.7"
 [dependencies.uucore]
 path = "../uucore"
--- a/src/chmod/Cargo.toml
+++ b/src/chmod/Cargo.toml
@ -8,9 +8,9 @@ name = "uu_chmod"
 path = "chmod.rs"
 [dependencies]
-libc = "*"
+libc = "0.2.26"
 uucore = { path="../uucore" }
-walker = "*"
+walker = "1.0.0"
 [[bin]]
 name = "chmod"
--- a/src/chmod/chmod.rs
+++ b/src/chmod/chmod.rs
@ -9,6 +9,7 @@
 * file that was distributed with this source code.
 */
 #[cfg(unix)]
 extern crate libc;
 extern crate walker;
@ -16,9 +17,9 @@ extern crate walker;
 extern crate uucore;
 use std::error::Error;
-use std::ffi::CString;
+use std::fs;
-use std::io::{self, Write};
+use std::io::Write;
-use std::mem;
+use std::os::unix::fs::{MetadataExt, PermissionsExt};
 use std::path::Path;
 use walker::Walker;
@ -74,16 +75,10 @@ pub fn uumain(mut args: Vec<String>) -> i32 {
        let verbose = matches.opt_present("verbose");
        let preserve_root = matches.opt_present("preserve-root");
        let recursive = matches.opt_present("recursive");
-        let fmode = matches.opt_str("reference").and_then(|fref| {
+        let fmode = matches.opt_str("reference").and_then(|ref fref| {
-            let s = CString::new(fref).unwrap_or_else( |_| {
+            match fs::metadata(fref) {
-                crash!(1, "reference file name contains internal nul byte")
+                Ok(meta) => Some(meta.mode()),
-            });
+                Err(err) => crash!(1, "cannot stat attribues of '{}': {}", fref, err)
            let mut stat : libc::stat = unsafe { mem::uninitialized() };
            let statres = unsafe { libc::stat(s.as_ptr() as *const _, &mut stat as *mut libc::stat) };
            if statres == 0 {
                Some(stat.st_mode)
            } else {
                crash!(1, "cannot stat attribues of '{}': {}", matches.opt_str("reference").unwrap(), io::Error::last_os_error())
            }
        });
        let cmode =
@ -108,7 +103,7 @@ pub fn uumain(mut args: Vec<String>) -> i32 {
    0
 }
-fn chmod(files: Vec<String>, changes: bool, quiet: bool, verbose: bool, preserve_root: bool, recursive: bool, fmode: Option<libc::mode_t>, cmode: Option<&String>) -> Result<(), i32> {
+fn chmod(files: Vec<String>, changes: bool, quiet: bool, verbose: bool, preserve_root: bool, recursive: bool, fmode: Option<u32>, cmode: Option<&String>) -> Result<(), i32> {
    let mut r = Ok(());
    for filename in &files {
@ -157,28 +152,25 @@ fn chmod(files: Vec<String>, changes: bool, quiet: bool, verbose: bool, preserve
 }
 #[cfg(windows)]
-fn chmod_file(file: &Path, name: &str, changes: bool, quiet: bool, verbose: bool, fmode: Option<libc::mode_t>, cmode: Option<&String>) -> Result<(), i32> {
+fn chmod_file(file: &Path, name: &str, changes: bool, quiet: bool, verbose: bool, fmode: Option<u32>, cmode: Option<&String>) -> Result<(), i32> {
    // chmod is useless on Windows
    // it doesn't set any permissions at all
    // instead it just sets the readonly attribute on the file
    Err(0)
 }
-#[cfg(unix)]
+#[cfg(any(unix, target_os = "redox"))]
-fn chmod_file(file: &Path, name: &str, changes: bool, quiet: bool, verbose: bool, fmode: Option<libc::mode_t>, cmode: Option<&String>) -> Result<(), i32> {
+fn chmod_file(file: &Path, name: &str, changes: bool, quiet: bool, verbose: bool, fmode: Option<u32>, cmode: Option<&String>) -> Result<(), i32> {
-    let path = CString::new(name).unwrap_or_else(|e| panic!("{}", e));
+    let mut fperm = match fs::metadata(name) {
-    let mut stat: libc::stat = unsafe { mem::uninitialized() };
+        Ok(meta) => meta.mode() & 0o7777,
-    let statres = unsafe { libc::stat(path.as_ptr(), &mut stat as *mut libc::stat) };
+        Err(err) => {
    let mut fperm =
        if statres == 0 {
            stat.st_mode & 0o7777
        } else {
            if !quiet {
-                show_error!("{}", io::Error::last_os_error());
+                show_error!("{}", err);
            }
            return Err(1);
-        };
+        }
    };
    match fmode {
-        Some(mode) => try!(change_file(fperm, mode, file, &path, verbose, changes, quiet)),
+        Some(mode) => try!(change_file(fperm, mode, file, name, verbose, changes, quiet)),
        None => {
            for mode in cmode.unwrap().split(',') {  // cmode is guaranteed to be Some in this case
                let arr: &[char] = &['0', '1', '2', '3', '4', '5', '6', '7', '8', '9'];
@ -190,7 +182,7 @@ fn chmod_file(file: &Path, name: &str, changes: bool, quiet: bool, verbose: bool
                    };
                match result {
                    Ok(mode) => {
-                        try!(change_file(fperm, mode, file, &path, verbose, changes, quiet));
+                        try!(change_file(fperm, mode, file, name, verbose, changes, quiet));
                        fperm = mode;
                    }
                    Err(f) => {
@ -207,13 +199,13 @@ fn chmod_file(file: &Path, name: &str, changes: bool, quiet: bool, verbose: bool
    Ok(())
 }
-fn parse_numeric(fperm: libc::mode_t, mut mode: &str) -> Result<libc::mode_t, String> {
+fn parse_numeric(fperm: u32, mut mode: &str) -> Result<u32, String> {
    let (op, pos) = try!(parse_op(mode, Some('=')));
    mode = mode[pos..].trim_left_matches('0');
    if mode.len() > 4 {
        Err(format!("mode is too large ({} > 7777)", mode))
    } else {
-        match libc::mode_t::from_str_radix(mode, 8) {
+        match u32::from_str_radix(mode, 8) {
            Ok(change) => {
                Ok(match op {
                    '+' => fperm | change,
@ -227,14 +219,23 @@ fn parse_numeric(fperm: libc::mode_t, mut mode: &str) -> Result<libc::mode_t, St
    }
 }
-fn parse_symbolic(mut fperm: libc::mode_t, mut mode: &str, file: &Path) -> Result<libc::mode_t, String> {
+fn parse_symbolic(mut fperm: u32, mut mode: &str, file: &Path) -> Result<u32, String> {
    #[cfg(unix)]
    use libc::umask;
    #[cfg(target_os = "redox")]
    unsafe fn umask(_mask: u32) -> u32 {
        // XXX Redox does not currently have umask
        0
    }
    let (mask, pos) = parse_levels(mode);
    if pos == mode.len() {
        return Err(format!("invalid mode ({})", mode));
    }
    let respect_umask = pos == 0;
    let last_umask = unsafe {
-        libc::umask(0)
+        umask(0)
    };
    mode = &mode[pos..];
    while mode.len() > 0 {
@ -242,7 +243,7 @@ fn parse_symbolic(mut fperm: libc::mode_t, mut mode: &str, file: &Path) -> Resul
        mode = &mode[pos..];
        let (mut srwx, pos) = parse_change(mode, fperm, file);
        if respect_umask {
-            srwx &= !last_umask;
+            srwx &= !(last_umask as u32);
        }
        mode = &mode[pos..];
        match op {
@ -253,12 +254,12 @@ fn parse_symbolic(mut fperm: libc::mode_t, mut mode: &str, file: &Path) -> Resul
        }
    }
    unsafe {
-        libc::umask(last_umask);
+        umask(last_umask);
    }
    Ok(fperm)
 }
-fn parse_levels(mode: &str) -> (libc::mode_t, usize) {
+fn parse_levels(mode: &str) -> (u32, usize) {
    let mut mask = 0;
    let mut pos = 0;
    for ch in mode.chars() {
@ -290,7 +291,7 @@ fn parse_op(mode: &str, default: Option<char>) -> Result<(char, usize), String>
    }
 }
-fn parse_change(mode: &str, fperm: libc::mode_t, file: &Path) -> (libc::mode_t, usize) {
+fn parse_change(mode: &str, fperm: u32, file: &Path) -> (u32, usize) {
    let mut srwx = fperm & 0o7000;
    let mut pos = 0;
    for ch in mode.chars() {
@ -318,24 +319,24 @@ fn parse_change(mode: &str, fperm: libc::mode_t, file: &Path) -> (libc::mode_t,
    (srwx, pos)
 }
-fn change_file(fperm: libc::mode_t, mode: libc::mode_t, file: &Path, path: &CString, verbose: bool, changes: bool, quiet: bool) -> Result<(), i32> {
+fn change_file(fperm: u32, mode: u32, file: &Path, path: &str, verbose: bool, changes: bool, quiet: bool) -> Result<(), i32> {
    if fperm == mode {
        if verbose && !changes {
            show_info!("mode of '{}' retained as {:o}", file.display(), fperm);
        }
        Ok(())
-    } else if unsafe { libc::chmod(path.as_ptr(), mode) } == 0 {
+    } else if let Err(err) = fs::set_permissions(Path::new(path), fs::Permissions::from_mode(mode)) {
        if verbose || changes {
            show_info!("mode of '{}' changed from {:o} to {:o}", file.display(), fperm, mode);
        }
        Ok(())
    } else {
        if !quiet {
-            show_error!("{}", io::Error::last_os_error());
+            show_error!("{}", err);
        }
        if verbose {
            show_info!("failed to change mode of file '{}' from {:o} to {:o}", file.display(), fperm, mode);
        }
-        return Err(1);
+        Err(1)
    } else {
        if verbose || changes {
            show_info!("mode of '{}' changed from {:o} to {:o}", file.display(), fperm, mode);
        }
        Ok(())
    }
 }
--- a/src/chown/Cargo.toml
+++ b/src/chown/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_chown"
 path = "chown.rs"
 [dependencies]
-glob = "*"
+glob = "0.2.11"
 walkdir = "0.1"
 [dependencies.uucore]
@ -17,7 +17,7 @@ default-features = false
 features = ["entries", "fs"]
 [dependencies.clippy]
-version = "*"
+version = "0.0.143"
 optional = true
 [[bin]]
--- a/src/chroot/Cargo.toml
+++ b/src/chroot/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_chroot"
 path = "chroot.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
 [dependencies.uucore]
 path = "../uucore"
--- a/src/cksum/Cargo.toml
+++ b/src/cksum/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_cksum"
 path = "cksum.rs"
 [dependencies]
-libc = "*"
+libc = "0.2.26"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/comm/Cargo.toml
+++ b/src/comm/Cargo.toml
@ -8,8 +8,8 @@ name = "uu_comm"
 path = "comm.rs"
 [dependencies]
-libc = "*"
+libc = "0.2.26"
-getopts = "*"
+getopts = "0.2.14"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/cp/Cargo.toml
+++ b/src/cp/Cargo.toml
@ -1,16 +1,33 @@
 [package]
 name = "cp"
 version = "0.0.1"
-authors = []
+authors = [
  "Jordy Dickinson <jordy.dickinson@gmail.com>",
  "Joshua S. Miller <jsmiller@uchicago.edu>",
 ]
 [lib]
 name = "uu_cp"
 path = "cp.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
-libc = "*"
+libc = "0.2.26"
 walkdir = "1.0.7"
 clap = "2.20.0"
 quick-error = "1.1.0"
 uucore = { path="../uucore" }
 filetime = "0.1"
 [target.'cfg(target_os = "linux")'.dependencies]
 ioctl-sys = "0.5.2"
 [target.'cfg(target_os = "windows")'.dependencies]
 kernel32-sys = "*"
 winapi = "*"
 [target.'cfg(unix)'.dependencies]
 xattr="0.2.1"
 [[bin]]
 name = "cp"
--- a/src/cp/README.md
+++ b/src/cp/README.md
@ -0,0 +1,38 @@
 ## Feature list
 ### To Do
 - [ ] archive
 - [ ] attributes-only
 - [ ] copy-contents
 - [ ] no-dereference-preserve-linkgs
 - [ ] dereference
 - [ ] no-dereference
 - [ ] preserve-default-attributes
 - [ ] preserve
 - [ ] no-preserve
 - [ ] parents
 - [ ] reflink
 - [ ] sparse
 - [ ] strip-trailing-slashes
 - [ ] update
 - [ ] one-file-system
 - [ ] context
 - [ ] cli-symbolic-links
 ### Completed
 - [x] backup
 - [x] force (Not implemented on Windows)
 - [x] interactive
 - [x] link
 - [x] no-clobber
 - [x] no-target-directory
 - [x] paths
 - [x] recursive
 - [x] remove-destination (On Windows, current only works for writeable files)
 - [x] suffix
 - [x] symbolic-link
 - [x] target-directory
 - [x] verbose
 - [x] version
--- a/src/cp/cp.rs
+++ b/src/cp/cp.rs
--- a/src/date/Cargo.toml
+++ b/src/date/Cargo.toml
@ -8,8 +8,8 @@ name = "uu_date"
 path = "date.rs"
 [dependencies]
-chrono = "0.4"
+chrono = "0.4.0"
-clap = "2.25"
+clap = "2.24.1"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/date/main.rs
+++ b/src/date/main.rs
@ -1,4 +1,4 @@
-extern crate uu_echo;
+extern crate uu_date;
 fn main() {
    std::process::exit(uu_date::uumain(std::env::args().collect()));
--- a/src/dircolors/Cargo.toml
+++ b/src/dircolors/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_dircolors"
 path = "dircolors.rs"
 [dependencies]
-glob = "*"
+glob = "0.2.11"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/dirname/Cargo.toml
+++ b/src/dirname/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_dirname"
 path = "dirname.rs"
 [dependencies]
-libc = "*"
+libc = "0.2.26"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/du/Cargo.toml
+++ b/src/du/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_du"
 path = "du.rs"
 [dependencies]
-time = "*"
+time = "0.1.38"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/env/Cargo.toml
+++ b/src/env/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_env"
 path = "env.rs"
 [dependencies]
-libc = "*"
+libc = "0.2.26"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/expand/Cargo.toml
+++ b/src/expand/Cargo.toml
@ -8,8 +8,8 @@ name = "uu_expand"
 path = "expand.rs"
 [dependencies]
-unicode-width = "*"
+unicode-width = "0.1.4"
-getopts = "*"
+getopts = "0.2.14"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/expr/Cargo.toml
+++ b/src/expr/Cargo.toml
@ -8,8 +8,8 @@ name = "uu_expr"
 path = "expr.rs"
 [dependencies]
-libc = "*"
+libc = "0.2.26"
-onig = "1.3"
+onig = "1.3.0"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/factor/Cargo.toml
+++ b/src/factor/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_factor"
 path = "factor.rs"
 [dependencies]
-rand = "*"
+rand = "0.3.15"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/fmt/Cargo.toml
+++ b/src/fmt/Cargo.toml
@ -8,8 +8,8 @@ name = "uu_fmt"
 path = "fmt.rs"
 [dependencies]
-libc = "*"
+libc = "0.2.26"
-unicode-width = "*"
+unicode-width = "0.1.4"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/hashsum/Cargo.toml
+++ b/src/hashsum/Cargo.toml
@ -8,12 +8,12 @@ name = "uu_hashsum"
 path = "hashsum.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
-libc = "*"
+libc = "0.2.26"
-regex = "*"
+regex = "0.2.2"
-regex-syntax = "*"
+regex-syntax = "0.4.1"
-rust-crypto = "*"
+rust-crypto = "0.2.36"
-rustc-serialize = "*"
+rustc-serialize = "0.3.24"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/head/Cargo.toml
+++ b/src/head/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_head"
 path = "head.rs"
 [dependencies]
-libc = "*"
+libc = "0.2.26"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/hostid/Cargo.toml
+++ b/src/hostid/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_hostid"
 path = "hostid.rs"
 [dependencies]
-libc = "*"
+libc = "0.2.26"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/hostname/Cargo.toml
+++ b/src/hostname/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_hostname"
 path = "hostname.rs"
 [dependencies]
-libc = "*"
+libc = "0.2.26"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/install/Cargo.toml
+++ b/src/install/Cargo.toml
@ -8,12 +8,12 @@ name = "uu_install"
 path = "install.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
 libc = ">= 0.2"
 uucore = { path="../uucore" }
 [dev-dependencies]
-time = "*"
+time = "0.1.38"
 [[bin]]
 name = "install"
--- a/src/install/install.rs
+++ b/src/install/install.rs
@ -27,12 +27,12 @@ static SUMMARY: &'static str = "Copy SOURCE to DEST or multiple SOURCE(s) to the
 DIRECTORY, while setting permission modes and owner/group";
 static LONG_HELP: &'static str = "";
-const DEFAULT_MODE: libc::mode_t = 755;
+const DEFAULT_MODE: u32 = 755;
 #[allow(dead_code)]
 pub struct Behaviour {
    main_function: MainFunction,
-    specified_mode: Option<libc::mode_t>,
+    specified_mode: Option<u32>,
    suffix: String,
    verbose: bool
 }
@ -47,7 +47,7 @@ pub enum MainFunction {
 impl Behaviour {
    /// Determine the mode for chmod after copy.
-    pub fn mode(&self) -> libc::mode_t {
+    pub fn mode(&self) -> u32 {
        match self.specified_mode {
            Some(x) => x,
            None => DEFAULT_MODE
@ -138,8 +138,7 @@ fn parse_opts(args: Vec<String>) -> getopts::Matches {
                                          DIRECTORY", "DIRECTORY")
    // TODO implement flag
        .optflag("T", "no-target-directory", "(unimplemented) treat DEST as a normal file")
-    // TODO implement flag
+        .optflag("v", "verbose", "explain what is being done")
        .optflag("v", "verbose", "(unimplemented) explain what is being done")
    // TODO implement flag
        .optflag("P", "preserve-context", "(unimplemented) preserve security context")
    // TODO implement flag
@ -181,8 +180,6 @@ fn check_unimplemented(matches: &getopts::Matches) -> Result<(), &str> {
        Err("--target-directory, -t")
    } else if matches.opt_present("no-target-directory") {
        Err("--no-target-directory, -T")
    } else if matches.opt_present("verbose") {
        Err("--verbose, -v")
    } else if matches.opt_present("preserve-context") {
        Err("--preserve-context, -P")
    } else if matches.opt_present("context") {
@ -209,7 +206,7 @@ fn behaviour(matches: &getopts::Matches) -> Result<Behaviour, i32> {
    let considering_dir: bool = MainFunction::Directory == main_function;
-    let specified_mode: Option<libc::mode_t> = if matches.opt_present("mode") {
+    let specified_mode: Option<u32> = if matches.opt_present("mode") {
        match matches.opt_str("mode") {
            Some(x) => {
                match mode::parse(&x[..], considering_dir) {
@ -367,7 +364,7 @@ fn copy(from: &PathBuf, to: &PathBuf, b: &Behaviour) -> Result<(), ()> {
    }
    if b.verbose {
-        print!("‘{}’ -> ‘{}’", from.display(), to.display());
+        show_info!("'{}' -> '{}'", from.display(), to.display());
    }
    Ok(())
--- a/src/install/mode.rs
+++ b/src/install/mode.rs
@ -2,9 +2,10 @@ extern crate libc;
 use std::io::Write;
 use std::path::Path;
 use std::fs;
 /// Takes a user-supplied string and tries to parse to u16 mode bitmask.
-pub fn parse(mode_string: &str, considering_dir: bool) -> Result<libc::mode_t, String> {
+pub fn parse(mode_string: &str, considering_dir: bool) -> Result<u32, String> {
    let numbers: &[char] = &['0', '1', '2', '3', '4', '5', '6', '7', '8', '9'];
    // Passing 000 as the existing permissions seems to mirror GNU behaviour.
@ -19,21 +20,12 @@ pub fn parse(mode_string: &str, considering_dir: bool) -> Result<libc::mode_t, S
 ///
 /// Adapted from mkdir.rs.  Handles own error printing.
 ///
-#[cfg(unix)]
+#[cfg(any(unix, target_os = "redox"))]
-pub fn chmod(path: &Path, mode: libc::mode_t) -> Result<(), ()> {
+pub fn chmod(path: &Path, mode: u32) -> Result<(), ()> {
-    use std::ffi::CString;
+    use std::os::unix::fs::PermissionsExt;
-    use std::io::Error;
+    fs::set_permissions(path, fs::Permissions::from_mode(mode)).map_err(|err| {
-
+        show_info!("{}: chmod failed with error {}", path.display(), err);
-    let file = CString::new(path.as_os_str().to_str().unwrap()).
+    })
                            unwrap_or_else(|e| crash!(1, "{}", e));
    let mode = mode as libc::mode_t;
    if unsafe { libc::chmod(file.as_ptr(), mode) } != 0 {
        show_info!("{}: chmod failed with errno {}", path.display(),
                   Error::last_os_error().raw_os_error().unwrap());
        return Err(());
    }
    Ok(())
 }
 /// chmod a file or directory on Windows.
@ -41,7 +33,7 @@ pub fn chmod(path: &Path, mode: libc::mode_t) -> Result<(), ()> {
 /// Adapted from mkdir.rs.
 ///
 #[cfg(windows)]
-pub fn chmod(path: &Path, mode: libc::mode_t) -> Result<(), ()> {
+pub fn chmod(path: &Path, mode: u32) -> Result<(), ()> {
    // chmod on Windows only sets the readonly flag, which isn't even honored on directories
    Ok(())
 }
@ -53,13 +45,13 @@ pub fn chmod(path: &Path, mode: libc::mode_t) -> Result<(), ()> {
 mod chmod_rs {
    extern crate libc;
-    pub fn parse_numeric(fperm: libc::mode_t, mut mode: &str) -> Result<libc::mode_t, String> {
+    pub fn parse_numeric(fperm: u32, mut mode: &str) -> Result<u32, String> {
        let (op, pos) = try!(parse_op(mode, Some('=')));
        mode = mode[pos..].trim_left_matches('0');
        if mode.len() > 4 {
            Err(format!("mode is too large ({} > 7777)", mode))
        } else {
-            match libc::mode_t::from_str_radix(mode, 8) {
+            match u32::from_str_radix(mode, 8) {
                Ok(change) => {
                    Ok(match op {
                        '+' => fperm | change,
@ -73,14 +65,23 @@ mod chmod_rs {
        }
    }
-    pub fn parse_symbolic(mut fperm: libc::mode_t, mut mode: &str, considering_dir: bool) -> Result<libc::mode_t, String> {
+    pub fn parse_symbolic(mut fperm: u32, mut mode: &str, considering_dir: bool) -> Result<u32, String> {
        #[cfg(unix)]
        use libc::umask;
        #[cfg(target_os = "redox")]
        unsafe fn umask(_mask: u32) -> u32 {
            // XXX Redox does not currently have umask
            0
        }
        let (mask, pos) = parse_levels(mode);
        if pos == mode.len() {
            return Err(format!("invalid mode ({})", mode));
        }
        let respect_umask = pos == 0;
        let last_umask = unsafe {
-            libc::umask(0)
+            umask(0)
        };
        mode = &mode[pos..];
        while mode.len() > 0 {
@ -88,7 +89,7 @@ mod chmod_rs {
            mode = &mode[pos..];
            let (mut srwx, pos) = parse_change(mode, fperm, considering_dir);
            if respect_umask {
-                srwx &= !last_umask;
+                srwx &= !(last_umask as u32);
            }
            mode = &mode[pos..];
            match op {
@ -99,12 +100,12 @@ mod chmod_rs {
            }
        }
        unsafe {
-            libc::umask(last_umask);
+            umask(last_umask);
        }
        Ok(fperm)
    }
-    fn parse_levels(mode: &str) -> (libc::mode_t, usize) {
+    fn parse_levels(mode: &str) -> (u32, usize) {
        let mut mask = 0;
        let mut pos = 0;
        for ch in mode.chars() {
@ -136,7 +137,7 @@ mod chmod_rs {
        }
    }
-    fn parse_change(mode: &str, fperm: libc::mode_t, considering_dir: bool) -> (libc::mode_t, usize) {
+    fn parse_change(mode: &str, fperm: u32, considering_dir: bool) -> (u32, usize) {
        let mut srwx = fperm & 0o7000;
        let mut pos = 0;
        for ch in mode.chars() {
--- a/src/kill/Cargo.toml
+++ b/src/kill/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_kill"
 path = "kill.rs"
 [dependencies]
-libc = "*"
+libc = "0.2.26"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/link/Cargo.toml
+++ b/src/link/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_link"
 path = "link.rs"
 [dependencies]
-libc = "*"
+libc = "0.2.26"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/ln/Cargo.toml
+++ b/src/ln/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_ln"
 path = "ln.rs"
 [dependencies]
-libc = "*"
+libc = "0.2.26"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/logname/Cargo.toml
+++ b/src/logname/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_logname"
 path = "logname.rs"
 [dependencies]
-libc = "*"
+libc = "0.2.26"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/ls/Cargo.toml
+++ b/src/ls/Cargo.toml
@ -8,13 +8,13 @@ name = "uu_ls"
 path = "ls.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
-pretty-bytes = "*"
+pretty-bytes = "0.2.1"
-term_grid = "*"
+term_grid = "0.1.5"
-termsize = "*"
+termsize = "0.1.4"
-time = "*"
+time = "0.1.38"
-lazy_static = "*"
+lazy_static = "0.2.8"
-unicode-width = "*"
+unicode-width = "0.1.4"
 [dependencies.uucore]
 path = "../uucore"
--- a/src/ls/ls.rs
+++ b/src/ls/ls.rs
@ -31,10 +31,11 @@ use std::fs;
 use std::fs::{DirEntry, FileType, Metadata};
 use std::path::{Path, PathBuf};
 use std::io::Write;
 use std::cmp::Reverse;
 #[cfg(unix)]
 use std::collections::HashMap;
-#[cfg(unix)]
+#[cfg(any(unix, target_os = "redox"))]
 use std::os::unix::fs::MetadataExt;
 #[cfg(unix)]
 use std::os::unix::fs::FileTypeExt;
@ -183,17 +184,22 @@ fn list(options: getopts::Matches) {
    }
 }
-#[cfg(unix)]
+#[cfg(any(unix, target_os = "redox"))]
 fn sort_entries(entries: &mut Vec<PathBuf>, options: &getopts::Matches) {
    let mut reverse = options.opt_present("r");
    if options.opt_present("t") {
        if options.opt_present("c") {
-            entries.sort_by_key(|k| get_metadata(k, options).map(|md| md.ctime()).unwrap_or(0));
+            entries.sort_by_key(|k| {
                Reverse(get_metadata(k, options)
                    .map(|md| md.ctime())
                    .unwrap_or(0))
            });
        } else {
            entries.sort_by_key(|k| {
-                get_metadata(k, options)
+                // Newest first
                Reverse(get_metadata(k, options)
                    .and_then(|md| md.modified())
-                    .unwrap_or(std::time::UNIX_EPOCH)
+                    .unwrap_or(std::time::UNIX_EPOCH))
            });
        }
    } else if options.opt_present("S") {
@ -213,9 +219,10 @@ fn sort_entries(entries: &mut Vec<PathBuf>, options: &getopts::Matches) {
    let mut reverse = options.opt_present("r");
    if options.opt_present("t") {
        entries.sort_by_key(|k| {
-            get_metadata(k, options)
+            // Newest first
            Reverse(get_metadata(k, options)
                .and_then(|md| md.modified())
-                .unwrap_or(std::time::UNIX_EPOCH)
+                .unwrap_or(std::time::UNIX_EPOCH))
        });
    } else if options.opt_present("S") {
        entries.sort_by_key(|k| get_metadata(k, options).map(|md| md.file_size()).unwrap_or(0));
--- a/src/mkdir/Cargo.toml
+++ b/src/mkdir/Cargo.toml
@ -8,8 +8,8 @@ name = "uu_mkdir"
 path = "mkdir.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
-libc = "*"
+libc = "0.2.26"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/mkfifo/Cargo.toml
+++ b/src/mkfifo/Cargo.toml
@ -8,8 +8,8 @@ name = "uu_mkfifo"
 path = "mkfifo.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
-libc = "*"
+libc = "0.2.26"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/mknod/Cargo.toml
+++ b/src/mknod/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_mknod"
 path = "mknod.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
 libc = "^0.2.4"
 uucore = { path="../uucore" }
--- a/src/mktemp/Cargo.toml
+++ b/src/mktemp/Cargo.toml
@ -9,9 +9,9 @@ path = "mktemp.rs"
 [dependencies]
 uucore = { path="../uucore" }
-getopts = "*"
+getopts = "0.2.14"
 rand = "0.3"
-tempfile = "*"
+tempfile = "2.1.5"
 [[bin]]
 name = "mktemp"
--- a/src/mktemp/tempdir.rs
+++ b/src/mktemp/tempdir.rs
@ -11,7 +11,7 @@ use std::path::Path;
 // enough that an attacker will run out of luck before we run out of patience.
 const NUM_RETRIES: u32 = 1 << 31;
-#[cfg(unix)]
+#[cfg(any(unix, target_os = "redox"))]
 fn create_dir<P: AsRef<Path>>(path: P) -> IOResult<()> {
    use std::fs::DirBuilder;
    use std::os::unix::fs::DirBuilderExt;
--- a/src/more/Cargo.toml
+++ b/src/more/Cargo.toml
@ -8,11 +8,11 @@ name = "uu_more"
 path = "more.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
 uucore = { path="../uucore" }
 [target.'cfg(all(unix, not(target_os = "fuchsia")))'.dependencies]
-nix = "*"
+nix = "0.8.1"
 [[bin]]
 name = "more"
--- a/src/mv/Cargo.toml
+++ b/src/mv/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_mv"
 path = "mv.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/nice/Cargo.toml
+++ b/src/nice/Cargo.toml
@ -8,8 +8,8 @@ name = "uu_nice"
 path = "nice.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
-libc = "*"
+libc = "0.2.26"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/nl/Cargo.toml
+++ b/src/nl/Cargo.toml
@ -8,12 +8,12 @@ name = "uu_nl"
 path = "nl.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
-libc = "*"
+libc = "0.2.26"
-aho-corasick = "*"
+aho-corasick = "0.6.3"
-memchr = "*"
+memchr = "1.0.1"
-regex = "*"
+regex = "0.2.2"
-regex-syntax = "*"
+regex-syntax = "0.4.1"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/nohup/Cargo.toml
+++ b/src/nohup/Cargo.toml
@ -8,8 +8,8 @@ name = "uu_nohup"
 path = "nohup.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
-libc = "*"
+libc = "0.2.26"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/nproc/Cargo.toml
+++ b/src/nproc/Cargo.toml
@ -8,8 +8,8 @@ name = "uu_nproc"
 path = "nproc.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
-libc = "*"
+libc = "0.2.26"
 num_cpus = "1.5"
 uucore = { path="../uucore" }
--- a/src/od/Cargo.toml
+++ b/src/od/Cargo.toml
@ -8,10 +8,10 @@ name = "uu_od"
 path = "od.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
-libc = "*"
+libc = "0.2.26"
-byteorder = "*"
+byteorder = "1.1.0"
-half = "*"
+half = "1.0.0"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/paste/Cargo.toml
+++ b/src/paste/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_paste"
 path = "paste.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/pathchk/Cargo.toml
+++ b/src/pathchk/Cargo.toml
@ -8,8 +8,8 @@ name = "uu_pathchk"
 path = "pathchk.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
-libc = "*"
+libc = "0.2.26"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/printenv/Cargo.toml
+++ b/src/printenv/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_printenv"
 path = "printenv.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/printf/Cargo.toml
+++ b/src/printf/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_printf"
 path = "printf.rs"
 [dependencies]
-"itertools" = "*"
+"itertools" = "0.6.0"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/printf/printf.rs
+++ b/src/printf/printf.rs
@ -3,13 +3,12 @@
 #![allow(dead_code)]
 extern crate itertools;
 extern crate uucore;
 mod cli;
 mod memo;
 mod tokenize;
 #[macro_use]
 extern crate uucore;
 static NAME: &'static str = "printf";
 static VERSION: &'static str = "0.0.1";
--- a/src/ptx/Cargo.toml
+++ b/src/ptx/Cargo.toml
@ -8,12 +8,12 @@ name = "uu_ptx"
 path = "ptx.rs"
 [dependencies]
-getopts = "0.2"
+getopts = "0.2.14"
-libc = "0.2"
+libc = "0.2.26"
-aho-corasick = "0.6"
+aho-corasick = "0.6.3"
-memchr = "1.0"
+memchr = "1.0.1"
-regex-syntax = "0.4"
+regex-syntax = "0.4.1"
-regex = "0.2"
+regex = "0.2.2"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/pwd/Cargo.toml
+++ b/src/pwd/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_pwd"
 path = "pwd.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/readlink/Cargo.toml
+++ b/src/readlink/Cargo.toml
@ -8,8 +8,8 @@ name = "uu_readlink"
 path = "readlink.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
-libc = "*"
+libc = "0.2.26"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/realpath/Cargo.toml
+++ b/src/realpath/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_realpath"
 path = "realpath.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/relpath/Cargo.toml
+++ b/src/relpath/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_relpath"
 path = "relpath.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/rm/Cargo.toml
+++ b/src/rm/Cargo.toml
@ -8,7 +8,9 @@ name = "uu_rm"
 path = "rm.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
 walkdir = "1.0.7"
 remove_dir_all = "0.2"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/rm/rm.rs
+++ b/src/rm/rm.rs
@ -10,6 +10,8 @@
 */
 extern crate getopts;
 extern crate remove_dir_all;
 extern crate walkdir;
 #[macro_use]
 extern crate uucore;
@ -18,7 +20,9 @@ use std::collections::VecDeque;
 use std::fs;
 use std::io::{stdin, stderr, BufRead, Write};
 use std::ops::BitOr;
-use std::path::{Path, PathBuf};
+use std::path::Path;
 use remove_dir_all::remove_dir_all;
 use walkdir::{DirEntry, WalkDir};
 #[derive(Eq, PartialEq, Clone, Copy)]
 enum InteractiveMode {
@ -27,6 +31,17 @@ enum InteractiveMode {
    InteractiveAlways
 }
 struct Options {
    force: bool,
    interactive: InteractiveMode,
    #[allow(dead_code)]
    one_fs: bool,
    preserve_root: bool,
    recursive: bool,
    dir: bool,
    verbose: bool
 }
 static NAME: &'static str = "rm";
 static VERSION: &'static str = env!("CARGO_PKG_VERSION");
@ -77,32 +92,36 @@ pub fn uumain(args: Vec<String>) -> i32 {
        show_error!("for help, try '{0} --help'", NAME);
        return 1;
    } else {
-        let force = matches.opt_present("force");
+        let options = Options {
-        let interactive =
+            force: matches.opt_present("force"),
-            if matches.opt_present("i") {
+            interactive: {
-                InteractiveMode::InteractiveAlways
+                if matches.opt_present("i") {
-            } else if matches.opt_present("I") {
+                    InteractiveMode::InteractiveAlways
-                InteractiveMode::InteractiveOnce
+                } else if matches.opt_present("I") {
-            } else if matches.opt_present("interactive") {
+                    InteractiveMode::InteractiveOnce
-                match &matches.opt_str("interactive").unwrap()[..] {
+                } else if matches.opt_present("interactive") {
-                    "none" => InteractiveMode::InteractiveNone,
+                    match &matches.opt_str("interactive").unwrap()[..] {
-                    "once" => InteractiveMode::InteractiveOnce,
+                        "none" => InteractiveMode::InteractiveNone,
-                    "always" => InteractiveMode::InteractiveAlways,
+                        "once" => InteractiveMode::InteractiveOnce,
-                    val => {
+                        "always" => InteractiveMode::InteractiveAlways,
-                        crash!(1, "Invalid argument to interactive ({})", val)
+                        val => {
                            crash!(1, "Invalid argument to interactive ({})", val)
                        }
                    }
                } else {
                    InteractiveMode::InteractiveNone
                }
-            } else {
+            },
-                InteractiveMode::InteractiveNone
+            one_fs: matches.opt_present("one-file-system"),
-            };
+            preserve_root: !matches.opt_present("no-preserve-root"),
-        let one_fs = matches.opt_present("one-file-system");
+            recursive: matches.opt_present("recursive"),
-        let preserve_root = !matches.opt_present("no-preserve-root");
+            dir: matches.opt_present("dir"),
-        let recursive = matches.opt_present("recursive");
+            verbose: matches.opt_present("verbose")
-        let dir = matches.opt_present("dir");
+        };
-        let verbose = matches.opt_present("verbose");
+        if options.interactive == InteractiveMode::InteractiveOnce
-        if interactive == InteractiveMode::InteractiveOnce && (recursive || matches.free.len() > 3) {
+                && (options.recursive || matches.free.len() > 3) {
            let msg =
-                if recursive {
+                if options.recursive {
                    "Remove all arguments recursively? "
                } else {
                    "Remove all arguments? "
@ -112,7 +131,7 @@ pub fn uumain(args: Vec<String>) -> i32 {
            }
        }
-        if remove(matches.free, force, interactive, one_fs, preserve_root, recursive, dir, verbose) {
+        if remove(matches.free, options) {
            return 1;
        }
    }
@ -120,118 +139,100 @@ pub fn uumain(args: Vec<String>) -> i32 {
    0
 }
-// TODO: implement one-file-system
+// TODO: implement one-file-system (this may get partially implemented in walkdir)
-#[allow(unused_variables)]
+fn remove(files: Vec<String>, options: Options) -> bool {
 fn remove(files: Vec<String>, force: bool, interactive: InteractiveMode, one_fs: bool, preserve_root: bool, recursive: bool, dir: bool, verbose: bool) -> bool {
    let mut had_err = false;
    for filename in &files {
        let filename = &filename[..];
        let file = Path::new(filename);
-        match file.symlink_metadata() {
+        had_err = match file.symlink_metadata() {
-            Ok(metadata) => if metadata.is_dir() {
+            Ok(metadata) => {
-                if recursive && (filename != "/" || !preserve_root) {
+                if metadata.is_dir() {
-                    if interactive != InteractiveMode::InteractiveAlways {
+                    handle_dir(file, &options)
                        if let Err(e) = fs::remove_dir_all(file) {
                            had_err = true;
                            show_error!("could not remove '{}': {}", filename, e);
                        };
                    } else {
                        let mut dirs: VecDeque<PathBuf> = VecDeque::new();
                        let mut files: Vec<PathBuf> = Vec::new();
                        let mut rmdirstack: Vec<PathBuf> = Vec::new();
                        dirs.push_back(file.to_path_buf());
                        while !dirs.is_empty() {
                            let dir = dirs.pop_front().unwrap();
                            if !prompt(&(format!("rm: descend into directory '{}'? ", dir.display()))[..]) {
                                continue;
                            }
                            // iterate over items in this directory, adding to either file or
                            // directory queue
                            match fs::read_dir(dir.as_path()) {
                                Ok(rdir) => {
                                    for ent in rdir {
                                        match ent {
                                            Ok(ref f) => match f.file_type() {
                                                Ok(t) => {
                                                    if t.is_dir() {
                                                        dirs.push_back(f.path());
                                                    } else {
                                                        files.push(f.path());
                                                    }
                                                },
                                                Err(e) => {
                                                    had_err = true;
                                                    show_error!("reading '{}': {}", f.path().display(), e);
                                                },
                                            },
                                            Err(ref e) => {
                                                had_err = true;
                                                show_error!("recursing into '{}': {}", filename, e);
                                            },
                                        };
                                    }
                                },
                                Err(e) => {
                                    had_err = true;
                                    show_error!("could not recurse into '{}': {}", dir.display(), e);
                                    continue;
                                },
                            };
                            for f in &files {
                                had_err = remove_file(f.as_path(), interactive, verbose).bitor(had_err);
                            }
                            files.clear();
                            rmdirstack.push(dir);
                        }
                        for d in rmdirstack.iter().rev() {
                            had_err = remove_dir(d.as_path(), interactive, verbose).bitor(had_err);
                        }
                    }
                } else if dir && (filename != "/" || !preserve_root) {
                    had_err = remove_dir(&file, interactive, verbose).bitor(had_err);
                } else {
-                    if recursive {
+                    remove_file(file, &options)
                        show_error!("could not remove directory '{}'", filename);
                        had_err = true;
                    } else {
                        show_error!("could not remove directory '{}' (did you mean to pass '-r'?)", filename);
                        had_err = true;
                    }
                }
-            } else {
+            }
-                had_err = remove_file(&file, interactive, verbose).bitor(had_err);
+            Err(_e) => {
-            },
+                // TODO: actually print out the specific error
            Err(e) => {
                // TODO: When the error is not about missing files
                // (e.g., permission), even rm -f should fail with
                // outputting the error, but there's no easy eay.
-                if !force {
+                if !options.force {
                    had_err = true;
                    show_error!("no such file or directory '{}'", filename);
                    true
                } else {
                    false
                }
            }
        }.bitor(had_err);
    }
    had_err
 }
 fn handle_dir(path: &Path, options: &Options) -> bool {
    let mut had_err = false;
    let is_root = path.has_root() && path.parent().is_none();
    if options.recursive && (!is_root || !options.preserve_root) {
        if options.interactive != InteractiveMode::InteractiveAlways {
            // we need the extra crate because apparently fs::remove_dir_all() does not function
            // correctly on Windows
            if let Err(e) = remove_dir_all(path) {
                had_err = true;
                show_error!("could not remove '{}': {}", path.display(), e);
            }
        } else {
            let mut dirs: VecDeque<DirEntry> = VecDeque::new();
            for entry in WalkDir::new(path) {
                match entry {
                    Ok(entry) => {
                        let file_type = entry.file_type();
                        if file_type.is_dir() {
                            dirs.push_back(entry);
                        } else {
                            had_err = remove_file(entry.path(), options).bitor(had_err);
                        }
                    }
                    Err(e) => {
                        had_err = true;
                        show_error!("recursing in '{}': {}", path.display(), e);
                    }
                }
            }
            for dir in dirs.iter().rev() {
                had_err = remove_dir(dir.path(), options).bitor(had_err);
            }
        }
    } else if options.dir && (!is_root || !options.preserve_root) {
        had_err = remove_dir(path, options).bitor(had_err);
    } else {
        if options.recursive {
            show_error!("could not remove directory '{}'", path.display());
            had_err = true;
        } else {
            show_error!("could not remove directory '{}' (did you mean to pass '-r'?)",
                        path.display());
            had_err = true;
        }
    }
    had_err
 }
-fn remove_dir(path: &Path, interactive: InteractiveMode, verbose: bool) -> bool {
+fn remove_dir(path: &Path, options: &Options) -> bool {
    let response =
-        if interactive == InteractiveMode::InteractiveAlways {
+        if options.interactive == InteractiveMode::InteractiveAlways {
            prompt_file(path, true)
        } else {
            true
        };
    if response {
        match fs::remove_dir(path) {
-            Ok(_) => if verbose { println!("removed '{}'", path.display()); },
+            Ok(_) => if options.verbose { println!("removed '{}'", path.display()); },
            Err(e) => {
                show_error!("removing '{}': {}", path.display(), e);
                return true;
@ -242,16 +243,16 @@ fn remove_dir(path: &Path, interactive: InteractiveMode, verbose: bool) -> bool
    false
 }
-fn remove_file(path: &Path, interactive: InteractiveMode, verbose: bool) -> bool {
+fn remove_file(path: &Path, options: &Options) -> bool {
    let response =
-        if interactive == InteractiveMode::InteractiveAlways {
+        if options.interactive == InteractiveMode::InteractiveAlways {
            prompt_file(path, false)
        } else {
            true
        };
    if response {
        match fs::remove_file(path) {
-            Ok(_) => if verbose { println!("removed '{}'", path.display()); },
+            Ok(_) => if options.verbose { println!("removed '{}'", path.display()); },
            Err(e) => {
                show_error!("removing '{}': {}", path.display(), e);
                return true;
@ -264,22 +265,24 @@ fn remove_file(path: &Path, interactive: InteractiveMode, verbose: bool) -> bool
 fn prompt_file(path: &Path, is_dir: bool) -> bool {
    if is_dir {
-        prompt(&(format!("rm: remove directory '{}'? ", path.display()))[..])
+        prompt(&(format!("rm: remove directory '{}'? ", path.display())))
    } else {
-        prompt(&(format!("rm: remove file '{}'? ", path.display()))[..])
+        prompt(&(format!("rm: remove file '{}'? ", path.display())))
    }
 }
 fn prompt(msg: &str) -> bool {
-    stderr().write_all(msg.as_bytes()).unwrap_or(());
+    let _ = stderr().write_all(msg.as_bytes());
-    stderr().flush().unwrap_or(());
+    let _ = stderr().flush();
    let mut buf = Vec::new();
    let stdin = stdin();
    let mut stdin = stdin.lock();
    match stdin.read_until('\n' as u8, &mut buf) {
        Ok(x) if x > 0 => {
            match buf[0] {
-                0x59 | 0x79 => true,
+                b'y' | b'Y' => true,
                _ => false,
            }
        }
--- a/src/rmdir/Cargo.toml
+++ b/src/rmdir/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_rmdir"
 path = "rmdir.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/seq/Cargo.toml
+++ b/src/seq/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_seq"
 path = "seq.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/shred/Cargo.toml
+++ b/src/shred/Cargo.toml
@ -9,10 +9,10 @@ path = "shred.rs"
 [dependencies]
 rand = "0.3"
-filetime = "*"
+filetime = "0.1.10"
-getopts = "*"
+getopts = "0.2.14"
-libc = "*"
+libc = "0.2.26"
-time = "*"
+time = "0.1.38"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/shuf/Cargo.toml
+++ b/src/shuf/Cargo.toml
@ -8,8 +8,8 @@ name = "uu_shuf"
 path = "shuf.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
-rand = "*"
+rand = "0.3.15"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/sleep/Cargo.toml
+++ b/src/sleep/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_sleep"
 path = "sleep.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/sort/Cargo.toml
+++ b/src/sort/Cargo.toml
@ -8,9 +8,9 @@ name = "uu_sort"
 path = "sort.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
-semver = "*"
+semver = "0.7.0"
-itertools = "*"
+itertools = "0.6.0"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/sort/sort.rs
+++ b/src/sort/sort.rs
@ -16,7 +16,6 @@ extern crate semver;
 #[macro_use]
 extern crate uucore;
 #[macro_use]
 extern crate itertools;
 use std::cmp::Ordering;
--- a/src/split/Cargo.toml
+++ b/src/split/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_split"
 path = "split.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/stat/Cargo.toml
+++ b/src/stat/Cargo.toml
@ -8,8 +8,8 @@ name = "uu_stat"
 path = "stat.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
-time = "*"
+time = "0.1.38"
 [dependencies.uucore]
 path = "../uucore"
--- a/src/stdbuf/Cargo.toml
+++ b/src/stdbuf/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_stdbuf"
 path = "stdbuf.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/sum/Cargo.toml
+++ b/src/sum/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_sum"
 path = "sum.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/sync/Cargo.toml
+++ b/src/sync/Cargo.toml
@ -8,10 +8,10 @@ name = "uu_sync"
 path = "sync.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
-libc = "*"
+libc = "0.2.26"
-winapi = "*"
+winapi = "0.2.8"
-kernel32-sys = "*"
+kernel32-sys = "0.2.2"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/sync/sync.rs
+++ b/src/sync/sync.rs
@ -14,9 +14,13 @@
 extern crate getopts;
 extern crate libc;
 #[cfg(windows)]
 #[macro_use]
 extern crate uucore;
 #[cfg(not(windows))]
 extern crate uucore;
 static NAME: &'static str = "sync";
 static VERSION: &'static str = env!("CARGO_PKG_VERSION");
--- a/src/tac/Cargo.toml
+++ b/src/tac/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_tac"
 path = "tac.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/tail/Cargo.toml
+++ b/src/tail/Cargo.toml
@ -8,10 +8,10 @@ name = "uu_tail"
 path = "tail.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
-kernel32-sys = "*"
+kernel32-sys = "0.2.2"
-libc = "*"
+libc = "0.2.26"
-winapi = "*"
+winapi = "0.2.8"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/tee/Cargo.toml
+++ b/src/tee/Cargo.toml
@ -8,8 +8,8 @@ name = "uu_tee"
 path = "tee.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
-libc = "*"
+libc = "0.2.26"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/test/Cargo.toml
+++ b/src/test/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_test"
 path = "test.rs"
 [dependencies]
-libc = "*"
+libc = "0.2.26"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/timeout/Cargo.toml
+++ b/src/timeout/Cargo.toml
@ -8,9 +8,9 @@ name = "uu_timeout"
 path = "timeout.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
-libc = "*"
+libc = "0.2.26"
-time = "*"
+time = "0.1.38"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/touch/Cargo.toml
+++ b/src/touch/Cargo.toml
@ -8,9 +8,9 @@ name = "uu_touch"
 path = "touch.rs"
 [dependencies]
-filetime = "*"
+filetime = "0.1.10"
-getopts = "*"
+getopts = "0.2.14"
-time = "*"
+time = "0.1.38"
 [dependencies.uucore]
 path = "../uucore"
--- a/src/tr/Cargo.toml
+++ b/src/tr/Cargo.toml
@ -8,9 +8,9 @@ name = "uu_tr"
 path = "tr.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
-bit-set = "*"
+bit-set = "0.4.0"
-fnv = "*"
+fnv = "1.0.5"
 [dependencies.uucore]
 path = "../uucore"
--- a/src/tr/tr.rs
+++ b/src/tr/tr.rs
@ -32,66 +32,131 @@ static NAME: &'static str = "tr";
 static VERSION: &'static str = env!("CARGO_PKG_VERSION");
 const BUFFER_LEN: usize = 1024;
-fn delete(set: ExpandSet, complement: bool) {
+trait SymbolTranslator {
-    let mut bset = BitSet::new();
+    fn translate(&self, c: &char, prev_c: &char) -> Option<char>;
-    let stdin = stdin();
+}
    let mut locked_stdin = stdin.lock();
    let mut buffered_stdout = BufWriter::new(stdout());
    let mut buf = String::with_capacity(BUFFER_LEN + 4);
    let mut char_output_buffer: [u8; 4] = [0;4];
-    for c in set {
+struct DeleteOperation {
-        bset.insert(c as usize);
+    bset: BitSet,
-    }
+    complement: bool,
 }
-    let is_allowed = |c : char| {
+impl DeleteOperation {
-        if complement {
+    fn new(set: ExpandSet, complement: bool) -> DeleteOperation {
-            bset.contains(c as usize)
+        DeleteOperation {
-        } else {
+            bset: set.map(|c| c as usize).collect(),
-            !bset.contains(c as usize)
+            complement: complement
        }
    };
    while let Ok(length) = locked_stdin.read_line(&mut buf) {
        if length == 0 { break }
        { // isolation to make borrow checker happy
            let filtered = buf.chars().filter(|c| is_allowed(*c));
            for c in filtered {
                let char_as_bytes = c.encode_utf8(&mut char_output_buffer);
                buffered_stdout.write_all(char_as_bytes.as_bytes()).unwrap();
            }
        }
        buf.clear();
    }
 }
-fn tr<'a>(set1: ExpandSet<'a>, mut set2: ExpandSet<'a>) {
+impl SymbolTranslator for DeleteOperation {
-    let mut map = FnvHashMap::default();
+    fn translate(&self, c: &char, _prev_c: &char) -> Option<char> {
-    let stdin = stdin();
+        let uc = *c as usize;
-    let mut locked_stdin = stdin.lock();
+        if self.complement == self.bset.contains(uc) {
-    let mut buffered_stdout = BufWriter::new(stdout());
+            Some(*c)
-    let mut buf = String::with_capacity(BUFFER_LEN + 4);
+        } else {
-    let mut char_output_buffer: [u8; 4] = [0;4];
+            None
    let mut s2_prev = '_';
    for i in set1 {
        s2_prev = set2.next().unwrap_or(s2_prev);
        map.insert(i as usize, s2_prev);
    }
    while let Ok(length) = locked_stdin.read_line(&mut buf) {
        if length == 0 { break }
        { // isolation to make borrow checker happy
            let output_stream = buf.chars().map(|c| *map.get(&(c as usize)).unwrap_or(&c));
            for c in output_stream {
                let char_as_bytes = c.encode_utf8(&mut char_output_buffer);
                buffered_stdout.write_all(char_as_bytes.as_bytes()).unwrap();
            }
        }
    }
 }
 struct SqueezeOperation {
    squeeze_set: BitSet,
    complement: bool,
 }
 impl SqueezeOperation {
    fn new(squeeze_set: ExpandSet, complement: bool) -> SqueezeOperation {
        SqueezeOperation {
            squeeze_set: squeeze_set.map(|c| c as usize).collect(),
            complement: complement
        }
    }
 }
 impl SymbolTranslator for SqueezeOperation {
    fn translate(&self, c: &char, prev_c: &char) -> Option<char> {
        if *prev_c == *c && self.complement != self.squeeze_set.contains(*c as usize) {
            None
        } else {
            Some(*c)
        }
    }
 }
 struct DeleteAndSqueezeOperation {
    delete_set: BitSet,
    squeeze_set: BitSet,
    complement: bool,
 }
 impl DeleteAndSqueezeOperation {
    fn new(delete_set: ExpandSet, squeeze_set: ExpandSet, complement: bool) -> DeleteAndSqueezeOperation {
        DeleteAndSqueezeOperation {
            delete_set: delete_set.map(|c| c as usize).collect(),
            squeeze_set: squeeze_set.map(|c| c as usize).collect(),
            complement: complement
        }
    }
 }
 impl SymbolTranslator for DeleteAndSqueezeOperation {
    fn translate(&self, c: &char, prev_c: &char) -> Option<char> {
        if self.complement != self.delete_set.contains(*c as usize) || *prev_c == *c && self.squeeze_set.contains(*c as usize) {
            None
        } else {
            Some(*c)
        }
    }
 }
 struct TranslateOperation {
    translate_map: FnvHashMap<usize, char>,
 }
 impl TranslateOperation {
    fn new(set1: ExpandSet, set2: &mut ExpandSet) -> TranslateOperation {
        let mut map = FnvHashMap::default();
        let mut s2_prev = '_';
        for i in set1 {
            s2_prev = set2.next().unwrap_or(s2_prev);
            map.insert(i as usize, s2_prev);
        }
        TranslateOperation {
            translate_map: map,
        }
    }
 }
 impl SymbolTranslator for TranslateOperation {
    fn translate(&self, c: &char, _prev_c: &char) -> Option<char> {
        Some(*self.translate_map.get(&(*c as usize)).unwrap_or(c))
    }
 }
 fn translate_input<T: SymbolTranslator>(input: &mut BufRead, output: &mut Write, translator: T) {
    let mut buf = String::with_capacity(BUFFER_LEN + 4);
    let mut output_buf = String::with_capacity(BUFFER_LEN + 4);
    while let Ok(length) = input.read_line(&mut buf) {
        let mut prev_c = 0 as char;
        if length == 0 { break }
        { // isolation to make borrow checker happy
            let filtered = buf.chars().filter_map(|c| {
                let res = translator.translate(&c, &prev_c);
                if res.is_some() {
                    prev_c = c;
                }
                res
            });
            output_buf.extend(filtered);
            output.write_all(output_buf.as_bytes()).unwrap();
        }
        buf.clear();
        output_buf.clear();
    }
 }
@ -111,6 +176,7 @@ pub fn uumain(args: Vec<String>) -> i32 {
    opts.optflag("C", "", "same as -c");
    opts.optflag("d", "delete", "delete characters in SET1");
    opts.optflag("h", "help", "display this help and exit");
    opts.optflag("s", "squeeze", "replace each sequence of a repeated character that is listed in the last specified SET, with a single occurrence of that character");
    opts.optflag("V", "version", "output version information and exit");
    let matches = match opts.parse(&args[1..]) {
@ -138,20 +204,37 @@ pub fn uumain(args: Vec<String>) -> i32 {
    let dflag = matches.opt_present("d");
    let cflag = matches.opts_present(&["c".to_owned(), "C".to_owned()]);
    let sflag = matches.opt_present("s");
    let sets = matches.free;
-    if cflag && !dflag {
+    if cflag && !dflag && !sflag {
-        show_error!("-c is only supported with -d");
+        show_error!("-c is only supported with -d or -s");
        return 1;
    }
    let stdin = stdin();
    let mut locked_stdin = stdin.lock();
    let stdout = stdout();
    let locked_stdout = stdout.lock();
    let mut buffered_stdout = BufWriter::new(locked_stdout);
    let set1 = ExpandSet::new(sets[0].as_ref());
    if dflag {
-        let set1 = ExpandSet::new(sets[0].as_ref());
+        if sflag {
-        delete(set1, cflag);
+            let set2 = ExpandSet::new(sets[1].as_ref());
            let op = DeleteAndSqueezeOperation::new(set1, set2, cflag);
            translate_input(&mut locked_stdin, &mut buffered_stdout, op);
        } else {
            let op = DeleteOperation::new(set1, cflag);
            translate_input(&mut locked_stdin, &mut buffered_stdout, op);
        }
    } else if sflag {
        let op = SqueezeOperation::new(set1, cflag);
        translate_input(&mut locked_stdin, &mut buffered_stdout, op);
    } else {
-        let set1 = ExpandSet::new(sets[0].as_ref());
+        let mut set2 = ExpandSet::new(sets[1].as_ref());
-        let set2 = ExpandSet::new(sets[1].as_ref());
+        let op = TranslateOperation::new(set1, &mut set2);
-        tr(set1, set2);
+        translate_input(&mut locked_stdin, &mut buffered_stdout, op)
    }
    0
--- a/src/truncate/Cargo.toml
+++ b/src/truncate/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_truncate"
 path = "truncate.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/tsort/Cargo.toml
+++ b/src/tsort/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_tsort"
 path = "tsort.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/tty/Cargo.toml
+++ b/src/tty/Cargo.toml
@ -8,8 +8,8 @@ name = "uu_tty"
 path = "tty.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
-libc = "*"
+libc = "0.2.26"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/unexpand/Cargo.toml
+++ b/src/unexpand/Cargo.toml
@ -8,8 +8,8 @@ name = "uu_unexpand"
 path = "unexpand.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
-unicode-width = "*"
+unicode-width = "0.1.4"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/uniq/Cargo.toml
+++ b/src/uniq/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_uniq"
 path = "uniq.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
 [dependencies.uucore]
 path="../uucore"
--- a/src/unlink/Cargo.toml
+++ b/src/unlink/Cargo.toml
@ -8,8 +8,8 @@ name = "uu_unlink"
 path = "unlink.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
-libc = "*"
+libc = "0.2.26"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/uptime/Cargo.toml
+++ b/src/uptime/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_uptime"
 path = "uptime.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
 [dependencies.uucore]
 path = "../uucore"
--- a/src/users/Cargo.toml
+++ b/src/users/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_users"
 path = "users.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
 [dependencies.uucore]
 default-features = false
--- a/src/users/users.rs
+++ b/src/users/users.rs
@ -16,9 +16,8 @@
 #![allow(dead_code)]
 extern crate getopts;
 #[macro_use]
 extern crate uucore;
 use uucore::utmpx::*;
 use getopts::Options;
--- a/src/uucore/Cargo.toml
+++ b/src/uucore/Cargo.toml
@ -4,8 +4,8 @@ version = "0.0.1"
 authors = []
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
-time = { version = "*", optional = true }
+time = { version = "0.1.38", optional = true }
 data-encoding = { version = "^1.1", optional = true }
 [dependencies.libc]
--- a/src/wc/Cargo.toml
+++ b/src/wc/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_wc"
 path = "wc.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
 uucore = { path="../uucore" }
 [[bin]]
--- a/src/who/Cargo.toml
+++ b/src/who/Cargo.toml
@ -13,7 +13,7 @@ default-features = false
 features = ["utmpx"]
 [dependencies.clippy]
-version = "*"
+version = "0.0.143"
 optional = true
 [[bin]]
--- a/src/whoami/Cargo.toml
+++ b/src/whoami/Cargo.toml
@ -8,9 +8,9 @@ name = "uu_whoami"
 path = "whoami.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
-winapi = "*"
+winapi = "0.2.8"
-advapi32-sys = "*"
+advapi32-sys = "0.2.0"
 [dependencies.uucore]
 path = "../uucore"
--- a/src/yes/Cargo.toml
+++ b/src/yes/Cargo.toml
@ -8,7 +8,7 @@ name = "uu_yes"
 path = "yes.rs"
 [dependencies]
-getopts = "*"
+getopts = "0.2.14"
 uucore = { path="../uucore" }
 [[bin]]
--- a/tests/fixtures/cp/existing_file.txt
+++ b/tests/fixtures/cp/existing_file.txt
@ -0,0 +1 @@
 Cogito ergo sum.
--- a/tests/fixtures/cp/how_are_you.txt
+++ b/tests/fixtures/cp/how_are_you.txt
@ -0,0 +1 @@
 How are you?
--- a/tests/test_cp.rs
+++ b/tests/test_cp.rs
@ -1,10 +1,17 @@
 use common::util::*;
 use std::fs::set_permissions;
-static TEST_HELLO_WORLD_SOURCE: &'static str = "hello_world.txt";
+static TEST_EXISTING_FILE:           &str = "existing_file.txt";
-static TEST_HELLO_WORLD_DEST: &'static str = "copy_of_hello_world.txt";
+static TEST_HELLO_WORLD_SOURCE:      &str = "hello_world.txt";
-static TEST_COPY_TO_FOLDER: &'static str = "hello_dir/";
+static TEST_HELLO_WORLD_DEST:        &str = "copy_of_hello_world.txt";
-static TEST_COPY_TO_FOLDER_FILE: &'static str = "hello_dir/hello_world.txt";
+static TEST_HOW_ARE_YOU_SOURCE:      &str = "how_are_you.txt";
-static TEST_COPY_FROM_FOLDER_FILE: &'static str = "hello_dir_with_file/hello_world.txt";
+static TEST_HOW_ARE_YOU_DEST:        &str = "hello_dir/how_are_you.txt";
 static TEST_COPY_TO_FOLDER:          &str = "hello_dir/";
 static TEST_COPY_TO_FOLDER_FILE:     &str = "hello_dir/hello_world.txt";
 static TEST_COPY_FROM_FOLDER:        &str = "hello_dir_with_file/";
 static TEST_COPY_FROM_FOLDER_FILE:   &str = "hello_dir_with_file/hello_world.txt";
 static TEST_COPY_TO_FOLDER_NEW:      &str = "hello_dir_new/";
 static TEST_COPY_TO_FOLDER_NEW_FILE: &str = "hello_dir_new/hello_world.txt";
 #[test]
 fn test_cp_cp() {
@ -22,6 +29,73 @@ fn test_cp_cp() {
    assert_eq!(at.read(TEST_HELLO_WORLD_DEST), "Hello, World!\n");
 }
 #[test]
 fn test_cp_duplicate_files() {
    let (at, mut ucmd) = at_and_ucmd!();
    let result = ucmd.arg(TEST_HELLO_WORLD_SOURCE)
        .arg(TEST_HELLO_WORLD_SOURCE)
        .arg(TEST_COPY_TO_FOLDER)
        .run();
    assert!(result.success);
    assert!(result.stderr.contains("specified more than once"));
    assert_eq!(at.read(TEST_COPY_TO_FOLDER_FILE), "Hello, World!\n");
 }
 #[test]
 fn test_cp_multiple_files_target_is_file() {
    let (_, mut ucmd) = at_and_ucmd!();
    let result = ucmd.arg(TEST_HELLO_WORLD_SOURCE)
        .arg(TEST_HELLO_WORLD_SOURCE)
        .arg(TEST_EXISTING_FILE)
        .run();
    assert!(!result.success);
    assert!(result.stderr.contains("not a directory"));
 }
 #[test]
 fn test_cp_directory_not_recursive() {
    let (_, mut ucmd) = at_and_ucmd!();
    let result = ucmd.arg(TEST_COPY_TO_FOLDER)
        .arg(TEST_HELLO_WORLD_DEST)
        .run();
    assert!(!result.success);
    assert!(result.stderr.contains("omitting directory"));
 }
 #[test]
 fn test_cp_multiple_files() {
    let (at, mut ucmd) = at_and_ucmd!();
    let result = ucmd.arg(TEST_HELLO_WORLD_SOURCE)
        .arg(TEST_HOW_ARE_YOU_SOURCE)
        .arg(TEST_COPY_TO_FOLDER)
        .run();
    assert!(result.success);
    assert_eq!(at.read(TEST_COPY_TO_FOLDER_FILE), "Hello, World!\n");
    assert_eq!(at.read(TEST_HOW_ARE_YOU_DEST), "How are you?\n");
 }
 #[test]
 fn test_cp_recurse() {
    let (at, mut ucmd) = at_and_ucmd!();
    let result = ucmd
        .arg("-r")
        .arg(TEST_COPY_FROM_FOLDER)
        .arg(TEST_COPY_TO_FOLDER_NEW)
        .run();
    assert!(result.success);
    // Check the content of the destination file that was copied.
    assert_eq!(at.read(TEST_COPY_TO_FOLDER_NEW_FILE), "Hello, World!\n");
 }
 #[test]
 fn test_cp_with_dirs_t() {
    let (at, mut ucmd) = at_and_ucmd!();
@ -56,3 +130,156 @@ fn test_cp_with_dirs() {
    assert!(result_from_dir.success);
    assert_eq!(at.read(TEST_HELLO_WORLD_DEST), "Hello, World!\n");
 }
 #[test]
 fn test_cp_arg_target_directory() {
    let (at, mut ucmd) = at_and_ucmd!();
    let result = ucmd.arg(TEST_HELLO_WORLD_SOURCE)
        .arg("-t")
        .arg(TEST_COPY_TO_FOLDER)
        .run();
    assert!(result.success);
    assert_eq!(at.read(TEST_COPY_TO_FOLDER_FILE), "Hello, World!\n");
 }
 #[test]
 fn test_cp_arg_no_target_directory() {
    let (_, mut ucmd) = at_and_ucmd!();
    let result = ucmd.arg(TEST_HELLO_WORLD_SOURCE)
        .arg("-v")
        .arg("-T")
        .arg(TEST_COPY_TO_FOLDER)
        .run();
    assert!(!result.success);
    assert!(result.stderr.contains("cannot overwrite directory"));
 }
 #[test]
 fn test_cp_arg_interactive() {
    let (_, mut ucmd) = at_and_ucmd!();
    let result = ucmd.arg(TEST_HELLO_WORLD_SOURCE)
        .arg(TEST_HOW_ARE_YOU_SOURCE)
        .arg("-i")
        .pipe_in("N\n")
        .run();
    assert!(result.success);
    assert!(result.stderr.contains("Not overwriting"));
 }
 #[test]
 #[cfg(target_os="unix")]
 fn test_cp_arg_link() {
    use std::os::linux::fs::MetadataExt;
    let (at, mut ucmd) = at_and_ucmd!();
    let result = ucmd.arg(TEST_HELLO_WORLD_SOURCE)
        .arg("--link")
        .arg(TEST_HELLO_WORLD_DEST)
        .run();
    assert!(result.success);
    assert_eq!(at.metadata(TEST_HELLO_WORLD_SOURCE).st_nlink(), 2);
 }
 #[test]
 fn test_cp_arg_symlink() {
    let (at, mut ucmd) = at_and_ucmd!();
    let result = ucmd.arg(TEST_HELLO_WORLD_SOURCE)
        .arg("--symbolic-link")
        .arg(TEST_HELLO_WORLD_DEST)
        .run();
    assert!(result.success);
    assert!(at.is_symlink(TEST_HELLO_WORLD_DEST));
 }
 #[test]
 fn test_cp_arg_no_clobber() {
    let (at, mut ucmd) = at_and_ucmd!();
    let result = ucmd.arg(TEST_HELLO_WORLD_SOURCE)
        .arg("--no-clobber")
        .arg(TEST_HOW_ARE_YOU_SOURCE)
        .run();
    assert!(result.success);
    assert_eq!(at.read(TEST_HOW_ARE_YOU_SOURCE), "How are you?\n");
    assert!(result.stderr.contains("Not overwriting"));
 }
 #[test]
 #[cfg(not(windows))]
 fn test_cp_arg_force() {
    let (at, mut ucmd) = at_and_ucmd!();
    // create dest without write permissions
    let mut permissions = at.make_file(TEST_HELLO_WORLD_DEST).metadata().unwrap().permissions();
    permissions.set_readonly(true);
    set_permissions(at.plus(TEST_HELLO_WORLD_DEST), permissions).unwrap();
    let result = ucmd.arg(TEST_HELLO_WORLD_SOURCE)
        .arg("--force")
        .arg(TEST_HELLO_WORLD_DEST)
        .run();
    println!("{:?}", result.stderr);
    println!("{:?}", result.stdout);
    assert!(result.success);
    assert_eq!(at.read(TEST_HELLO_WORLD_DEST), "Hello, World!\n");
 }
 /// TODO: write a better test that differentiates --remove-destination
 /// from --force. Also this test currently doesn't work on
 /// Windows. This test originally checked file timestamps, which
 /// proved to be unreliable per target / CI platform
 #[test]
 #[cfg(not(windows))]
 fn test_cp_arg_remove_destination() {
    let (at, mut ucmd) = at_and_ucmd!();
    // create dest without write permissions
    let mut permissions = at.make_file(TEST_HELLO_WORLD_DEST).metadata().unwrap().permissions();
    permissions.set_readonly(true);
    set_permissions(at.plus(TEST_HELLO_WORLD_DEST), permissions).unwrap();
    let result = ucmd.arg(TEST_HELLO_WORLD_SOURCE)
        .arg("--remove-destination")
        .arg(TEST_HELLO_WORLD_DEST)
        .run();
    assert!(result.success);
    assert_eq!(at.read(TEST_HELLO_WORLD_DEST), "Hello, World!\n");
 }
 #[test]
 fn test_cp_arg_backup() {
    let (at, mut ucmd) = at_and_ucmd!();
    let result = ucmd.arg(TEST_HELLO_WORLD_SOURCE)
        .arg("--backup")
        .arg(TEST_HOW_ARE_YOU_SOURCE)
        .run();
    assert!(result.success);
    assert_eq!(at.read(TEST_HOW_ARE_YOU_SOURCE), "Hello, World!\n");
    assert_eq!(at.read(&*format!("{}~", TEST_HOW_ARE_YOU_SOURCE)), "How are you?\n");
 }
 #[test]
 fn test_cp_arg_suffix() {
    let (at, mut ucmd) = at_and_ucmd!();
    let result = ucmd.arg(TEST_HELLO_WORLD_SOURCE)
        .arg("--suffix")
        .arg(".bak")
        .arg(TEST_HOW_ARE_YOU_SOURCE)
        .run();
    assert!(result.success);
    assert_eq!(at.read(TEST_HOW_ARE_YOU_SOURCE), "Hello, World!\n");
    assert_eq!(at.read(&*format!("{}.bak", TEST_HOW_ARE_YOU_SOURCE)), "How are you?\n");
 }
--- a/tests/test_tr.rs
+++ b/tests/test_tr.rs
@ -32,3 +32,28 @@ fn test_delete_complement() {
    new_ucmd!()
        .args(&["-d", "-c", "a-z"]).pipe_in("aBcD").run().stdout_is("ac");
 }
 #[test]
 fn test_squeeze() {
    new_ucmd!()
        .args(&["-s", "a-z"]).pipe_in("aaBBcDcc").run().stdout_is("aBBcDc");
 }
 #[test]
 fn test_squeeze_complement() {
    new_ucmd!()
        .args(&["-sc", "a-z"]).pipe_in("aaBBcDcc").run().stdout_is("aaBcDcc");
 }
 #[test]
 fn test_delete_and_squeeze() {
    new_ucmd!()
        .args(&["-ds", "a-z", "A-Z"]).pipe_in("abBcB").run().stdout_is("B");
 }
 #[test]
 fn test_delete_and_squeeze_complement() {
    new_ucmd!()
        .args(&["-dsc", "a-z", "A-Z"]).pipe_in("abBcB").run().stdout_is("abc");
 }