Add a script for creating binary winpty releases.

.gitignore

@@ -7,3 +7,4 @@ winpty.sdf
 winpty.opensdf
 /config.mk
 /build
+/ship/packages

ship/ship.py

@@ -0,0 +1,107 @@
+#!python
+#
+# Run with native CPython 2 on a 64-bit computer.  The pip package, "pefile",
+# must be installed.
+#
+# Each of the targets in BUILD_TARGETS must be installed to the default
+# location.  Each target must have the appropriate MinGW and non-MinGW
+# compilers installed, as well as make and tar.
+#
+
+import os
+import pefile
+import shutil
+import subprocess
+
+# Ensure that we're in the root directory.
+if not os.path.exists("VERSION.txt"):
+    os.chdir("..")
+with open("VERSION.txt", "rt") as f:
+    VERSION = f.read().strip()
+
+# Check other environment considerations
+if os.name != "nt":
+    sys.exit("Error: ship.py should run in a native CPython.")
+if os.environ.get("SHELL") is not None:
+    sys.exit("Error: ship.py should run outside a Cygwin environment.")
+
+def dllVersion(path):
+    pe = pefile.PE(path)
+    ret = None
+    for fi in pe.FileInfo:
+        if fi.Key != "StringFileInfo":
+            continue
+        for st in fi.StringTable:
+            ret = st.entries.get("FileVersion")
+            break
+    assert ret is not None
+    return ret
+
+# Determine other build parameters.
+print "Determining Cygwin/MSYS2 DLL versions..."
+COMMIT_HASH = subprocess.check_output(["git.exe", "rev-parse", "HEAD"]).decode().strip()
+BUILD_TARGETS = [
+    {
+        "name": "cygwin-" + dllVersion("C:\\cygwin\\bin\\cygwin1.dll") + "-ia32",
+        "path": "C:\\cygwin\\bin",
+    },
+    {
+        "name": "cygwin-" + dllVersion("C:\\cygwin64\\bin\\cygwin1.dll") + "-x64",
+        "path": "C:\\cygwin64\\bin",
+    },
+    {
+        "name": "msys2-" + dllVersion("C:\\msys32\\usr\\bin\\msys-2.0.dll") + "-ia32",
+        "path": "C:\\msys32\\mingw32\\bin;C:\\msys32\\usr\\bin",
+    },
+    {
+        "name": "msys2-" + dllVersion("C:\\msys64\\usr\\bin\\msys-2.0.dll") + "-x64",
+        "path": "C:\\msys64\\mingw64\\bin;C:\\msys64\\usr\\bin",
+    },
+    {
+        "name": "msys",
+        "path": "C:\\MinGW\\bin;C:\\MinGW\\msys\\1.0\\bin",
+        # The parallel make in the original MSYS/MinGW project hangs.
+        "allow_parallel_make": False,
+    },
+]
+
+def writeBuildInfo():
+    with open("BUILD_INFO.txt", "w") as f:
+        f.write("VERSION_SUFFIX=\n")
+        f.write("COMMIT_HASH=" + COMMIT_HASH + "\n")
+
+def buildTarget(target):
+    packageName = "winpty-" + VERSION + "-" + target["name"]
+    oldPath = os.environ["PATH"]
+    os.environ["PATH"] = target["path"] + ";" + oldPath
+    subprocess.check_call(["sh.exe", "configure"])
+    subprocess.check_call(["make.exe", "clean"])
+    buildArgs = ["make.exe", "all", "tests"]
+    if target.get("allow_parallel_make", True):
+        buildArgs += ["-j8"]
+    subprocess.check_call(buildArgs)
+    subprocess.check_call(["build\\trivial_test.exe"])
+    subprocess.check_call(["make.exe", "PREFIX=ship\\packages\\" + packageName, "install"])
+    subprocess.check_call(["tar.exe", "cvfz",
+        packageName + ".tar.gz",
+        packageName], cwd=os.path.join(os.getcwd(), "ship", "packages"))
+    shutil.rmtree("ship\\packages\\" + packageName)
+    os.environ["PATH"] = oldPath
+
+def main():
+    try:
+        writeBuildInfo()
+        if os.path.exists("ship\\packages"):
+            shutil.rmtree("ship\\packages")
+        oldPath = os.environ["PATH"]
+        for t in BUILD_TARGETS:
+            os.environ["PATH"] = t["path"] + ";" + oldPath
+            subprocess.check_output(["tar.exe", "--help"])
+            subprocess.check_output(["make.exe", "--help"])
+        for t in BUILD_TARGETS:
+            buildTarget(t)
+    finally:
+        os.remove("BUILD_INFO.txt")
+
+if __name__ == "__main__":
+    main()