diff options
Diffstat (limited to 'src/engine/SCons/Tool/msvc.py')
| -rw-r--r-- | src/engine/SCons/Tool/msvc.py | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/src/engine/SCons/Tool/msvc.py b/src/engine/SCons/Tool/msvc.py index 36b65ca..d42c257 100644 --- a/src/engine/SCons/Tool/msvc.py +++ b/src/engine/SCons/Tool/msvc.py @@ -140,8 +140,13 @@ def msvc_batch_key(action, env, target, source): Returning None specifies that the specified target+source should not be batched with other compilations. """ - b = env.subst('$MSVC_BATCH') - if b in (None, '', '0'): + + # Fixing MSVC_BATCH mode. Previous if did not work when MSVC_BATCH + # was set to False. This new version should work better. + # Note we need to do the env.subst so $MSVC_BATCH can be a reference to + # another construction variable, which is why we test for False and 0 + # as strings. + if not 'MSVC_BATCH' in env or env.subst('$MSVC_BATCH') in ('0', 'False', '', None): # We're not using batching; return no key. return None t = target[0] @@ -161,8 +166,13 @@ def msvc_output_flag(target, source, env, for_signature): we return an /Fo string that just specifies the first target's directory (where the Visual C/C++ compiler will put the .obj files). """ - b = env.subst('$MSVC_BATCH') - if b in (None, '', '0') or len(source) == 1: + + # Fixing MSVC_BATCH mode. Previous if did not work when MSVC_BATCH + # was set to False. This new version should work better. Removed + # len(source)==1 as batch mode can compile only one file + # (and it also fixed problem with compiling only one changed file + # with batch mode enabled) + if not 'MSVC_BATCH' in env or env.subst('$MSVC_BATCH') in ('0', 'False', '', None): return '/Fo$TARGET' else: # The Visual C/C++ compiler requires a \ at the end of the /Fo |