Changeset 5a91c6b in sasmodels

Timestamp:

May 4, 2016 7:29:22 PM (9 years ago)

Author:

Paul Kienzle <pkienzle@…>

Branches:

master, core_shell_microgels, costrafo411, magnetic_model, release_v0.94, release_v0.95, ticket-1257-vesicle-product, ticket_1156, ticket_1265_superball, ticket_822_more_unit_tests

Children:

3832f27

Parents:

6ce9048

Message:

reinstate timestamp test unless running in a frozen distribution

File:

• sasmodels/kerneldll.py (modified) (5 diffs)

sasmodels/kerneldll.py

@@ -48 +48 @@
 import sys
 import os
-from os.path import join as joinpath, split as splitpath, realpath, splitext
+from os.path import join as joinpath, split as splitpath, splitext
 import tempfile
 import ctypes as ct
 from ctypes import c_void_p, c_int, c_longdouble, c_double, c_float
-import _ctypes
 
 import numpy as np
@@ -79 +78 @@
         else:
             COMPILE = " ".join((CC, LN))
-    elif True:  # Don't use mingw
+    elif True:
+        # If MSVC compiler is not available, try using mingw
         # fPIC is not needed on windows
         COMPILE = "gcc -shared -std=c99 -O2 -Wall %(source)s -o %(output)s -lm"
@@ -85 +85 @@
             COMPILE = COMPILE + " -fopenmp"
     else:
+        # If MSVC compiler is not available, try using tinycc
         from tinycc import TCC
         COMPILE = TCC + " -shared -rdynamic -Wall %(source)s -o %(output)s"
@@ -151 +152 @@
         tempfile_prefix = 'sas_' + model_info['name'] + '128_'
  
-    source = generate.convert_type(source, dtype)
-    source_files = generate.model_sources(model_info) + [model_info['filename']]
     dll = dll_path(model_info, dtype)
 
-    #newest = max(os.path.getmtime(f) for f in source_files)
-    #if not os.path.exists(dll) or os.path.getmtime(dll) < newest:
     if not os.path.exists(dll):
-        # Replace with a proper temp file
+        need_recompile = True
+    elif getattr(sys, 'frozen', False):
+        # TODO: don't suppress time stamp
+        # Currently suppressing recompile when running in a frozen environment
+        need_recompile = False
+    else:
+        dll_time = os.path.getmtime(dll)
+        source_files = generate.model_sources(model_info) + [model_info['filename']]
+        newest_source = max(os.path.getmtime(f) for f in source_files)
+        need_recompile = dll_time < newest_source
+    if need_recompile:
         fid, filename = tempfile.mkstemp(suffix=".c", prefix=tempfile_prefix)
+        source = generate.convert_type(source, dtype)
         os.fdopen(fid, "w").write(source)
         command = COMPILE%{"source":filename, "output":dll}
@@ -258 +266 @@
             del dll, self.dll
             self.dll = None
-            #_ctypes.FreeLibrary(libHandle)
             ct.windll.kernel32.FreeLibrary(libHandle)
         else: