makepanda: changes to support static building better

Fixes LP 1081784

makepanda/makepanda.py

@@ -1515,7 +1515,9 @@ def CompileLib(lib, obj, opts):
             if HasTargetArch():
                 cmd += " /MACHINE:" + GetTargetArch().upper()
             cmd += ' /OUT:' + BracketNameWithQuotes(lib)
-            for x in obj: cmd += ' ' + BracketNameWithQuotes(x)
+            for x in obj:
+                if not x.endswith('.lib'):
+                    cmd += ' ' + BracketNameWithQuotes(x)
             oscmd(cmd)
         else:
             # Choose Intel linker; from Jean-Claude
@@ -1568,6 +1570,21 @@ def CompileLink(dll, obj, opts):
             cmd += " /FIXED:NO /OPT:REF /STACK:4194304 /INCREMENTAL:NO "
             cmd += ' /OUT:' + BracketNameWithQuotes(dll)
 
+            if not PkgSkip("PYTHON"):
+                # If we're building without Python, don't pick it up implicitly.
+                if "PYTHON" not in opts:
+                    pythonv = SDK["PYTHONVERSION"].replace('.', '')
+                    if optlevel <= 2:
+                        cmd += ' /NOD:{}d.lib'.format(pythonv)
+                    else:
+                        cmd += ' /NOD:{}.lib'.format(pythonv)
+
+                # Yes, we know we are importing "locally defined symbols".
+                for x in obj:
+                    if x.endswith('libp3pystub.lib'):
+                        cmd += ' /ignore:4049,4217'
+                        break
+
             # Set the subsystem.  Specify that we want to target Windows XP.
             subsystem = GetValueOption(opts, "SUBSYSTEM:") or "CONSOLE"
             cmd += " /SUBSYSTEM:" + subsystem
@@ -2691,7 +2708,7 @@ if GetTarget() == 'windows':
 import os
 
 bindir = os.path.join(os.path.dirname(__file__), '..', 'bin')
-if os.path.isfile(os.path.join(bindir, 'libpanda.dll')):
+if os.path.isdir(bindir):
     if not os.environ.get('PATH'):
         os.environ['PATH'] = bindir
     else:

makepanda/makepandacore.py

@@ -3157,6 +3157,17 @@ def TargetAdd(target, dummy=0, opts=[], input=[], dep=[], ipath=None, winrc=None
                 for d in CxxCalcDependencies(fullinput, ipath, []):
                     t.deps[d] = 1
 
+        # If we are linking statically, add the source DLL's dynamic dependencies.
+        if GetLinkAllStatic() and ORIG_EXT[fullinput] == '.lib' and fullinput in TARGET_TABLE:
+            tdep = TARGET_TABLE[fullinput]
+            for y in tdep.inputs:
+                if ORIG_EXT[y] == '.lib':
+                    t.inputs.append(y)
+
+            for opt, _ in LIBNAMES + LIBDIRECTORIES + FRAMEWORKDIRECTORIES:
+                if opt in tdep.opts and opt not in t.opts:
+                    t.opts.append(opt)
+
         if x.endswith(".in"):
             # Mark the _igate.cxx file as a dependency also.
             outbase = os.path.basename(x)[:-3]