Make it easier to make Python 3 builds on Windows

makepanda/installpanda.py

@@ -127,7 +127,7 @@ def GetLibDir():
     something like "lib" or "lib64" or in some cases, something
     similar to "lib/x86_64-linux-gnu". """
 
-    if sys.platform == "darwin":
+    if sys.platform in ("darwin", "win32"):
         return "lib"
 
     # This one's a bit tricky.  Some systems require us to install

makepanda/makepanda.py

@@ -2764,6 +2764,10 @@ if tp_dir is not None:
             CopyFile(GetOutputDir() + "/bin" + pydll, SDK["PYTHON"] + pydll)
             if not RTDIST:
                 CopyTree(GetOutputDir() + "/python", SDK["PYTHON"])
+                if not os.path.isfile(SDK["PYTHON"] + "/ppython.exe") and os.path.isfile(SDK["PYTHON"] + "/python.exe"):
+                    CopyFile(GetOutputDir() + "/python/ppython.exe", SDK["PYTHON"] + "/python.exe")
+                if not os.path.isfile(SDK["PYTHON"] + "/ppythonw.exe") and os.path.isfile(SDK["PYTHON"] + "/pythonw.exe"):
+                    CopyFile(GetOutputDir() + "/python/ppythonw.exe", SDK["PYTHON"] + "/pythonw.exe")
                 ConditionalWriteFile(GetOutputDir() + "/python/panda.pth", "..\n../bin\n")
 
 ########################################################################
@@ -6411,7 +6415,7 @@ def MakeInstallerNSIS(file, title, installdir):
         shutil.move("direct\\src\\plugin_installer\\p3d-setup.exe", file)
         return
 
-    print("Building "+title+" installer. This can take up to an hour.")
+    print("Building "+title+" installer at %s" % (file))
     if (COMPRESSOR != "lzma"):
         print("Note: you are using zlib, which is faster, but lzma gives better compression.")
     if (os.path.exists("nsis-output.exe")):
@@ -6953,19 +6957,29 @@ try:
     if INSTALLER:
         ProgressOutput(100.0, "Building installer")
         target = GetTarget()
-        if (target == 'windows'):
+        if target == 'windows':
-            dbg = ""
+            fn = "Panda3D-"
-            if (GetOptimize() <= 2): dbg = "-dbg"
+            dir = "C:\\Panda3D-" + VERSION
+
+            if RUNTIME:
+                fn += "Runtime-"
+                title = "Panda3D " + VERSION
+            else:
+                title = "Panda3D SDK " + VERSION
+
+            fn += VERSION
+
+            if SDK["PYTHONVERSION"] != "python2.7":
+                fn += '-py' + SDK["PYTHONVERSION"][6:]
+
+            if GetOptimize() <= 2:
+                fn += "-dbg"
             if GetTargetArch() == 'x64':
-                if (RUNTIME):
+                fn += '-x64'
-                    MakeInstallerNSIS("Panda3D-Runtime-"+VERSION+dbg+"-x64.exe", "Panda3D "+VERSION, "C:\\Panda3D-"+VERSION+"-x64")
+                dir += '-x64'
-                else:
+
-                    MakeInstallerNSIS("Panda3D-"+VERSION+dbg+"-x64.exe", "Panda3D SDK "+VERSION, "C:\\Panda3D-"+VERSION+"-x64")
+            fn += '.exe'
-            else:
+            MakeInstallerNSIS(fn, title, dir)
-                if (RUNTIME):
-                    MakeInstallerNSIS("Panda3D-Runtime-"+VERSION+dbg+".exe", "Panda3D "+VERSION, "C:\\Panda3D-"+VERSION)
-                else:
-                    MakeInstallerNSIS("Panda3D-"+VERSION+dbg+".exe", "Panda3D SDK "+VERSION, "C:\\Panda3D-"+VERSION)
         elif (target == 'linux'):
             MakeInstallerLinux()
         elif (target == 'darwin'):

makepanda/makepandacore.py

@@ -1845,12 +1845,18 @@ def SdkLocatePython(prefer_thirdparty_python=False):
         return
 
     if GetTarget() == 'windows':
-        SDK["PYTHON"] = GetThirdpartyBase() + "/win-python"
+        sdkdir = GetThirdpartyBase() + "/win-python"
-        if (GetOptimize() <= 2):
-            SDK["PYTHON"] += "-dbg"
-        if (GetTargetArch() == 'x64' and os.path.isdir(SDK["PYTHON"] + "-x64")):
-            SDK["PYTHON"] += "-x64"
 
+        if sys.version_info >= (3, 0):
+            # Python 3 build...
+            sdkdir += "%d.%d" % sys.version_info[:2]
+
+        if GetOptimize() <= 2:
+            sdkdir += "-dbg"
+        if GetTargetArch() == 'x64':
+            sdkdir += "-x64"
+
+        SDK["PYTHON"] = sdkdir
         SDK["PYTHONEXEC"] = SDK["PYTHON"].replace('/', '\\') + "\\python"
         if (GetOptimize() <= 2):
             SDK["PYTHONEXEC"] += "_d.exe"
@@ -1872,10 +1878,14 @@ def SdkLocatePython(prefer_thirdparty_python=False):
             exit("Found multiple Python dlls in %s." % (SDK["PYTHON"]))
 
         py_dll = os.path.basename(py_dlls[0])
-        SDK["PYTHONVERSION"] = "python" + py_dll[6] + "." + py_dll[7]
+        ver = py_dll[6] + "." + py_dll[7]
 
+        SDK["PYTHONVERSION"] = "python" + ver
         os.environ["PYTHONHOME"] = SDK["PYTHON"]
 
+        if sys.version[:3] != ver:
+            print("Warning: running makepanda with Python %s, but building Panda3D with Python %s." % (sys.version[:3], ver))
+
     elif CrossCompiling() or (prefer_thirdparty_python and os.path.isdir(os.path.join(GetThirdpartyDir(), "python"))):
         tp_python = os.path.join(GetThirdpartyDir(), "python")
 
@@ -1933,6 +1943,8 @@ def SdkLocatePython(prefer_thirdparty_python=False):
 
     if GetVerbose():
         print("Using Python %s build located at %s" % (SDK["PYTHONVERSION"][6:9], SDK["PYTHON"]))
+    else:
+        print("Using Python %s" % (SDK["PYTHONVERSION"][6:9]))
 
 def SdkLocateVisualStudio():
     if (GetHost() != "windows"): return