10 files changed, 146 insertions, 22 deletions

diff --git a/vendor/github.com/mattn/go-isatty/.travis.yml b/vendor/github.com/mattn/go-isatty/.travis.yml
new file mode 100644
index 0000000..5597e02
--- /dev/null
+++ b/vendor/github.com/mattn/go-isatty/.travis.yml
@@ -0,0 +1,13 @@
+language: go
+go:
+  - tip
+
+os:
+  - linux
+  - osx
+
+before_install:
+  - go get github.com/mattn/goveralls
+  - go get golang.org/x/tools/cmd/cover
+script:
+  - $HOME/gopath/bin/goveralls -repotoken 3gHdORO5k5ziZcWMBxnd9LrMZaJs8m9x5
diff --git a/vendor/github.com/mattn/go-isatty/README.md b/vendor/github.com/mattn/go-isatty/README.md
index 74845de..1e69004 100644
--- a/vendor/github.com/mattn/go-isatty/README.md
+++ b/vendor/github.com/mattn/go-isatty/README.md
@@ -1,5 +1,10 @@
 # go-isatty
 
+[![Godoc Reference](https://godoc.org/github.com/mattn/go-isatty?status.svg)](http://godoc.org/github.com/mattn/go-isatty)
+[![Build Status](https://travis-ci.org/mattn/go-isatty.svg?branch=master)](https://travis-ci.org/mattn/go-isatty)
+[![Coverage Status](https://coveralls.io/repos/github/mattn/go-isatty/badge.svg?branch=master)](https://coveralls.io/github/mattn/go-isatty?branch=master)
+[![Go Report Card](https://goreportcard.com/badge/mattn/go-isatty)](https://goreportcard.com/report/mattn/go-isatty)
+
 isatty for golang
 
 ## Usage
@@ -16,6 +21,8 @@ import (
 func main() {
         if isatty.IsTerminal(os.Stdout.Fd()) {
                 fmt.Println("Is Terminal")
+        } else if isatty.IsCygwinTerminal(os.Stdout.Fd()) {
+                fmt.Println("Is Cygwin/MSYS2 Terminal")
         } else {
                 fmt.Println("Is Not Terminal")
         }
@@ -28,10 +35,16 @@ func main() {
 $ go get github.com/mattn/go-isatty
 ```
 
-# License
+## License
 
 MIT
 
-# Author
+## Author
 
 Yasuhiro Matsumoto (a.k.a mattn)
+
+## Thanks
+
+* k-takata: base idea for IsCygwinTerminal
+
+    https://github.com/k-takata/go-iscygpty
diff --git a/vendor/github.com/mattn/go-isatty/go.mod b/vendor/github.com/mattn/go-isatty/go.mod
new file mode 100644
index 0000000..f310320
--- /dev/null
+++ b/vendor/github.com/mattn/go-isatty/go.mod
@@ -0,0 +1,3 @@
+module github.com/mattn/go-isatty
+
+require golang.org/x/sys v0.0.0-20190222072716-a9d3bda3a223
diff --git a/vendor/github.com/mattn/go-isatty/go.sum b/vendor/github.com/mattn/go-isatty/go.sum
new file mode 100644
index 0000000..426c897
--- /dev/null
+++ b/vendor/github.com/mattn/go-isatty/go.sum
@@ -0,0 +1,2 @@
+golang.org/x/sys v0.0.0-20190222072716-a9d3bda3a223 h1:DH4skfRX4EBpamg7iV4ZlCpblAHI6s6TDM39bFZumv8=
+golang.org/x/sys v0.0.0-20190222072716-a9d3bda3a223/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
diff --git a/vendor/github.com/mattn/go-isatty/isatty_appengine.go b/vendor/github.com/mattn/go-isatty/isatty_appengine.go
deleted file mode 100644
index 83c5887..0000000
--- a/vendor/github.com/mattn/go-isatty/isatty_appengine.go
+++ /dev/null
@@ -1,9 +0,0 @@
-// +build appengine
-
-package isatty
-
-// IsTerminal returns true if the file descriptor is terminal which
-// is always false on on appengine classic which is a sandboxed PaaS.
-func IsTerminal(fd uintptr) bool {
-        return false
-}
diff --git a/vendor/github.com/mattn/go-isatty/isatty_bsd.go b/vendor/github.com/mattn/go-isatty/isatty_bsd.go
index 42f2514..07e9303 100644
--- a/vendor/github.com/mattn/go-isatty/isatty_bsd.go
+++ b/vendor/github.com/mattn/go-isatty/isatty_bsd.go
@@ -16,3 +16,9 @@ func IsTerminal(fd uintptr) bool {
         _, _, err := syscall.Syscall6(syscall.SYS_IOCTL, fd, ioctlReadTermios, uintptr(unsafe.Pointer(&termios)), 0, 0, 0)
         return err == 0
 }
+
+// IsCygwinTerminal return true if the file descriptor is a cygwin or msys2
+// terminal. This is also always false on this environment.
+func IsCygwinTerminal(fd uintptr) bool {
+        return false
+}
diff --git a/vendor/github.com/mattn/go-isatty/isatty_linux.go b/vendor/github.com/mattn/go-isatty/isatty_linux.go
index 9d24bac..e004038 100644
--- a/vendor/github.com/mattn/go-isatty/isatty_linux.go
+++ b/vendor/github.com/mattn/go-isatty/isatty_linux.go
@@ -3,16 +3,16 @@
 
 package isatty
 
-import (
-        "syscall"
-        "unsafe"
-)
-
-const ioctlReadTermios = syscall.TCGETS
+import "golang.org/x/sys/unix"
 
 // IsTerminal return true if the file descriptor is terminal.
 func IsTerminal(fd uintptr) bool {
-        var termios syscall.Termios
-        _, _, err := syscall.Syscall6(syscall.SYS_IOCTL, fd, ioctlReadTermios, uintptr(unsafe.Pointer(&termios)), 0, 0, 0)
-        return err == 0
+        _, err := unix.IoctlGetTermios(int(fd), unix.TCGETS)
+        return err == nil
+}
+
+// IsCygwinTerminal return true if the file descriptor is a cygwin or msys2
+// terminal. This is also always false on this environment.
+func IsCygwinTerminal(fd uintptr) bool {
+        return false
 }
diff --git a/vendor/github.com/mattn/go-isatty/isatty_others.go b/vendor/github.com/mattn/go-isatty/isatty_others.go
new file mode 100644
index 0000000..f02849c
--- /dev/null
+++ b/vendor/github.com/mattn/go-isatty/isatty_others.go
@@ -0,0 +1,15 @@
+// +build appengine js
+
+package isatty
+
+// IsTerminal returns true if the file descriptor is terminal which
+// is always false on js and appengine classic which is a sandboxed PaaS.
+func IsTerminal(fd uintptr) bool {
+        return false
+}
+
+// IsCygwinTerminal() return true if the file descriptor is a cygwin or msys2
+// terminal. This is also always false on this environment.
+func IsCygwinTerminal(fd uintptr) bool {
+        return false
+}
diff --git a/vendor/github.com/mattn/go-isatty/isatty_solaris.go b/vendor/github.com/mattn/go-isatty/isatty_solaris.go
index 1f0c6bf..bdd5c79 100644
--- a/vendor/github.com/mattn/go-isatty/isatty_solaris.go
+++ b/vendor/github.com/mattn/go-isatty/isatty_solaris.go
@@ -14,3 +14,9 @@ func IsTerminal(fd uintptr) bool {
         err := unix.IoctlSetTermio(int(fd), unix.TCGETA, &termio)
         return err == nil
 }
+
+// IsCygwinTerminal return true if the file descriptor is a cygwin or msys2
+// terminal. This is also always false on this environment.
+func IsCygwinTerminal(fd uintptr) bool {
+        return false
+}
diff --git a/vendor/github.com/mattn/go-isatty/isatty_windows.go b/vendor/github.com/mattn/go-isatty/isatty_windows.go
index 83c398b..af51cbc 100644
--- a/vendor/github.com/mattn/go-isatty/isatty_windows.go
+++ b/vendor/github.com/mattn/go-isatty/isatty_windows.go
@@ -4,12 +4,30 @@
 package isatty
 
 import (
+        "strings"
         "syscall"
+        "unicode/utf16"
         "unsafe"
 )
 
-var kernel32 = syscall.NewLazyDLL("kernel32.dll")
-var procGetConsoleMode = kernel32.NewProc("GetConsoleMode")
+const (
+        fileNameInfo uintptr = 2
+        fileTypePipe         = 3
+)
+
+var (
+        kernel32                         = syscall.NewLazyDLL("kernel32.dll")
+        procGetConsoleMode               = kernel32.NewProc("GetConsoleMode")
+        procGetFileInformationByHandleEx = kernel32.NewProc("GetFileInformationByHandleEx")
+        procGetFileType                  = kernel32.NewProc("GetFileType")
+)
+
+func init() {
+        // Check if GetFileInformationByHandleEx is available.
+        if procGetFileInformationByHandleEx.Find() != nil {
+                procGetFileInformationByHandleEx = nil
+        }
+}
 
 // IsTerminal return true if the file descriptor is terminal.
 func IsTerminal(fd uintptr) bool {
@@ -17,3 +35,60 @@ func IsTerminal(fd uintptr) bool {
         r, _, e := syscall.Syscall(procGetConsoleMode.Addr(), 2, fd, uintptr(unsafe.Pointer(&st)), 0)
         return r != 0 && e == 0
 }
+
+// Check pipe name is used for cygwin/msys2 pty.
+// Cygwin/MSYS2 PTY has a name like:
+//   \{cygwin,msys}-XXXXXXXXXXXXXXXX-ptyN-{from,to}-master
+func isCygwinPipeName(name string) bool {
+        token := strings.Split(name, "-")
+        if len(token) < 5 {
+                return false
+        }
+
+        if token[0] != `\msys` && token[0] != `\cygwin` {
+                return false
+        }
+
+        if token[1] == "" {
+                return false
+        }
+
+        if !strings.HasPrefix(token[2], "pty") {
+                return false
+        }
+
+        if token[3] != `from` && token[3] != `to` {
+                return false
+        }
+
+        if token[4] != "master" {
+                return false
+        }
+
+        return true
+}
+
+// IsCygwinTerminal() return true if the file descriptor is a cygwin or msys2
+// terminal.
+func IsCygwinTerminal(fd uintptr) bool {
+        if procGetFileInformationByHandleEx == nil {
+                return false
+        }
+
+        // Cygwin/msys's pty is a pipe.
+        ft, _, e := syscall.Syscall(procGetFileType.Addr(), 1, fd, 0, 0)
+        if ft != fileTypePipe || e != 0 {
+                return false
+        }
+
+        var buf [2 + syscall.MAX_PATH]uint16
+        r, _, e := syscall.Syscall6(procGetFileInformationByHandleEx.Addr(),
+                4, fd, fileNameInfo, uintptr(unsafe.Pointer(&buf)),
+                uintptr(len(buf)*2), 0, 0)
+        if r == 0 || e != 0 {
+                return false
+        }
+
+        l := *(*uint32)(unsafe.Pointer(&buf))
+        return isCygwinPipeName(string(utf16.Decode(buf[2 : 2+l/2])))
+}