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Code Releases Wiki Activity

SCons: Always use env.Prepend for CPPPATH

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Include paths are processed from left to right, so we use Prepend to
ensure that paths to bundled thirdparty files will have precedence over
system paths (e.g. `/usr/include` should have lowest priority).
This commit is contained in:
Rémi Verschelde
2019-04-30 13:12:02 +02:00
parent e949d6c2ae
commit d52b70fb5e
42 changed files with 84 additions and 85 deletions
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6
platform/windows/detect.py
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@@ -201,7 +201,7 @@ def configure_msvc(env, manual_msvc_config):
env.AppendUnique(CXXFLAGS=['/TP']) # assume all sources are C++
if manual_msvc_config: # should be automatic if SCons found it
if os.getenv("WindowsSdkDir") is not None:
env.Append(CPPPATH=[os.getenv("WindowsSdkDir") + "/Include"])
env.Prepend(CPPPATH=[os.getenv("WindowsSdkDir") + "/Include"])
else:
print("Missing environment variable: WindowsSdkDir")
@@ -239,7 +239,7 @@ def configure_msvc(env, manual_msvc_config):
env.AppendUnique(LINKFLAGS=['/LTCG'])
if manual_msvc_config:
env.Append(CPPPATH=[p for p in os.getenv("INCLUDE").split(";")])
env.Prepend(CPPPATH=[p for p in os.getenv("INCLUDE").split(";")])
env.Append(LIBPATH=[p for p in os.getenv("LIB").split(";")])
# Incremental linking fix
@@ -342,7 +342,7 @@ def configure_mingw(env):
def configure(env):
# At this point the env has been set up with basic tools/compilers.
env.Append(CPPPATH=['#platform/windows'])
env.Prepend(CPPPATH=['#platform/windows'])
print("Configuring for Windows: target=%s, bits=%s" % (env['target'], env['bits']))