summaryrefslogtreecommitdiff
path: root/engine/SCons/Platform
diff options
context:
space:
mode:
authorJörg Frings-Fürst <debian@jff-webhosting.net>2019-12-27 09:22:41 +0100
committerJörg Frings-Fürst <debian@jff-webhosting.net>2019-12-27 09:22:41 +0100
commit13dd017aba8ce8293b0a020961951d97fef42e45 (patch)
treef13fea57e67ee008a2ce73748be5dc4278b0da14 /engine/SCons/Platform
parent3af57a8e6a18986c41351da2447363ede8565402 (diff)
New upstream version 3.1.2upstream/3.1.2upstream
Diffstat (limited to 'engine/SCons/Platform')
-rw-r--r--engine/SCons/Platform/__init__.py2
-rw-r--r--engine/SCons/Platform/aix.py2
-rw-r--r--engine/SCons/Platform/cygwin.py2
-rw-r--r--engine/SCons/Platform/darwin.py2
-rw-r--r--engine/SCons/Platform/hpux.py2
-rw-r--r--engine/SCons/Platform/irix.py2
-rw-r--r--engine/SCons/Platform/mingw.py2
-rw-r--r--engine/SCons/Platform/os2.py2
-rw-r--r--engine/SCons/Platform/posix.py2
-rw-r--r--engine/SCons/Platform/sunos.py2
-rw-r--r--engine/SCons/Platform/virtualenv.py2
-rw-r--r--engine/SCons/Platform/win32.py60
12 files changed, 47 insertions, 35 deletions
diff --git a/engine/SCons/Platform/__init__.py b/engine/SCons/Platform/__init__.py
index 66bff49..2e3d6cd 100644
--- a/engine/SCons/Platform/__init__.py
+++ b/engine/SCons/Platform/__init__.py
@@ -43,7 +43,7 @@ their own platform definition.
#
from __future__ import print_function
-__revision__ = "src/engine/SCons/Platform/__init__.py 72ae09dc35ac2626f8ff711d8c4b30b6138e08e3 2019-08-08 14:50:06 bdeegan"
+__revision__ = "src/engine/SCons/Platform/__init__.py bee7caf9defd6e108fc2998a2520ddb36a967691 2019-12-17 02:07:09 bdeegan"
import SCons.compat
diff --git a/engine/SCons/Platform/aix.py b/engine/SCons/Platform/aix.py
index de61c16..c5964b6 100644
--- a/engine/SCons/Platform/aix.py
+++ b/engine/SCons/Platform/aix.py
@@ -30,7 +30,7 @@ selection method.
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
-__revision__ = "src/engine/SCons/Platform/aix.py 72ae09dc35ac2626f8ff711d8c4b30b6138e08e3 2019-08-08 14:50:06 bdeegan"
+__revision__ = "src/engine/SCons/Platform/aix.py bee7caf9defd6e108fc2998a2520ddb36a967691 2019-12-17 02:07:09 bdeegan"
import os
import subprocess
diff --git a/engine/SCons/Platform/cygwin.py b/engine/SCons/Platform/cygwin.py
index d630be3..fe71ea9 100644
--- a/engine/SCons/Platform/cygwin.py
+++ b/engine/SCons/Platform/cygwin.py
@@ -30,7 +30,7 @@ selection method.
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
-__revision__ = "src/engine/SCons/Platform/cygwin.py 72ae09dc35ac2626f8ff711d8c4b30b6138e08e3 2019-08-08 14:50:06 bdeegan"
+__revision__ = "src/engine/SCons/Platform/cygwin.py bee7caf9defd6e108fc2998a2520ddb36a967691 2019-12-17 02:07:09 bdeegan"
import sys
diff --git a/engine/SCons/Platform/darwin.py b/engine/SCons/Platform/darwin.py
index a5bfc52..ff0d50d 100644
--- a/engine/SCons/Platform/darwin.py
+++ b/engine/SCons/Platform/darwin.py
@@ -30,7 +30,7 @@ selection method.
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
-__revision__ = "src/engine/SCons/Platform/darwin.py 72ae09dc35ac2626f8ff711d8c4b30b6138e08e3 2019-08-08 14:50:06 bdeegan"
+__revision__ = "src/engine/SCons/Platform/darwin.py bee7caf9defd6e108fc2998a2520ddb36a967691 2019-12-17 02:07:09 bdeegan"
from . import posix
import os
diff --git a/engine/SCons/Platform/hpux.py b/engine/SCons/Platform/hpux.py
index d49d1a8..3158438 100644
--- a/engine/SCons/Platform/hpux.py
+++ b/engine/SCons/Platform/hpux.py
@@ -30,7 +30,7 @@ selection method.
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
-__revision__ = "src/engine/SCons/Platform/hpux.py 72ae09dc35ac2626f8ff711d8c4b30b6138e08e3 2019-08-08 14:50:06 bdeegan"
+__revision__ = "src/engine/SCons/Platform/hpux.py bee7caf9defd6e108fc2998a2520ddb36a967691 2019-12-17 02:07:09 bdeegan"
from . import posix
diff --git a/engine/SCons/Platform/irix.py b/engine/SCons/Platform/irix.py
index 687f3e1..8643b14 100644
--- a/engine/SCons/Platform/irix.py
+++ b/engine/SCons/Platform/irix.py
@@ -30,7 +30,7 @@ selection method.
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
-__revision__ = "src/engine/SCons/Platform/irix.py 72ae09dc35ac2626f8ff711d8c4b30b6138e08e3 2019-08-08 14:50:06 bdeegan"
+__revision__ = "src/engine/SCons/Platform/irix.py bee7caf9defd6e108fc2998a2520ddb36a967691 2019-12-17 02:07:09 bdeegan"
from . import posix
diff --git a/engine/SCons/Platform/mingw.py b/engine/SCons/Platform/mingw.py
index 010e72a..1961606 100644
--- a/engine/SCons/Platform/mingw.py
+++ b/engine/SCons/Platform/mingw.py
@@ -27,7 +27,7 @@ Platform-specific initialization for the MinGW system.
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
-__revision__ = "src/engine/SCons/Platform/mingw.py 72ae09dc35ac2626f8ff711d8c4b30b6138e08e3 2019-08-08 14:50:06 bdeegan"
+__revision__ = "src/engine/SCons/Platform/mingw.py bee7caf9defd6e108fc2998a2520ddb36a967691 2019-12-17 02:07:09 bdeegan"
import sys
diff --git a/engine/SCons/Platform/os2.py b/engine/SCons/Platform/os2.py
index bd414cf..eb2c679 100644
--- a/engine/SCons/Platform/os2.py
+++ b/engine/SCons/Platform/os2.py
@@ -30,7 +30,7 @@ selection method.
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
-__revision__ = "src/engine/SCons/Platform/os2.py 72ae09dc35ac2626f8ff711d8c4b30b6138e08e3 2019-08-08 14:50:06 bdeegan"
+__revision__ = "src/engine/SCons/Platform/os2.py bee7caf9defd6e108fc2998a2520ddb36a967691 2019-12-17 02:07:09 bdeegan"
from . import win32
def generate(env):
diff --git a/engine/SCons/Platform/posix.py b/engine/SCons/Platform/posix.py
index c1e43ca..c9f9a2d 100644
--- a/engine/SCons/Platform/posix.py
+++ b/engine/SCons/Platform/posix.py
@@ -30,7 +30,7 @@ selection method.
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
-__revision__ = "src/engine/SCons/Platform/posix.py 72ae09dc35ac2626f8ff711d8c4b30b6138e08e3 2019-08-08 14:50:06 bdeegan"
+__revision__ = "src/engine/SCons/Platform/posix.py bee7caf9defd6e108fc2998a2520ddb36a967691 2019-12-17 02:07:09 bdeegan"
import errno
import os
diff --git a/engine/SCons/Platform/sunos.py b/engine/SCons/Platform/sunos.py
index a9a7d97..90418d5 100644
--- a/engine/SCons/Platform/sunos.py
+++ b/engine/SCons/Platform/sunos.py
@@ -30,7 +30,7 @@ selection method.
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
-__revision__ = "src/engine/SCons/Platform/sunos.py 72ae09dc35ac2626f8ff711d8c4b30b6138e08e3 2019-08-08 14:50:06 bdeegan"
+__revision__ = "src/engine/SCons/Platform/sunos.py bee7caf9defd6e108fc2998a2520ddb36a967691 2019-12-17 02:07:09 bdeegan"
from . import posix
diff --git a/engine/SCons/Platform/virtualenv.py b/engine/SCons/Platform/virtualenv.py
index ae3068d..3416b41 100644
--- a/engine/SCons/Platform/virtualenv.py
+++ b/engine/SCons/Platform/virtualenv.py
@@ -26,7 +26,7 @@ Support for virtualenv.
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
-__revision__ = "src/engine/SCons/Platform/virtualenv.py 72ae09dc35ac2626f8ff711d8c4b30b6138e08e3 2019-08-08 14:50:06 bdeegan"
+__revision__ = "src/engine/SCons/Platform/virtualenv.py bee7caf9defd6e108fc2998a2520ddb36a967691 2019-12-17 02:07:09 bdeegan"
import os
import sys
diff --git a/engine/SCons/Platform/win32.py b/engine/SCons/Platform/win32.py
index 3eff40f..b386afa 100644
--- a/engine/SCons/Platform/win32.py
+++ b/engine/SCons/Platform/win32.py
@@ -30,7 +30,7 @@ selection method.
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
-__revision__ = "src/engine/SCons/Platform/win32.py 72ae09dc35ac2626f8ff711d8c4b30b6138e08e3 2019-08-08 14:50:06 bdeegan"
+__revision__ = "src/engine/SCons/Platform/win32.py bee7caf9defd6e108fc2998a2520ddb36a967691 2019-12-17 02:07:09 bdeegan"
import os
import os.path
@@ -51,10 +51,6 @@ try:
import msvcrt
import win32api
import win32con
-
- msvcrt.get_osfhandle
- win32api.SetHandleInformation
- win32con.HANDLE_FLAG_INHERIT
except ImportError:
parallel_msg = \
"you do not seem to have the pywin32 extensions installed;\n" + \
@@ -66,28 +62,44 @@ except AttributeError:
else:
parallel_msg = None
- _builtin_open = open
+ if sys.version_info.major == 2:
+ import __builtin__
+
+ _builtin_file = __builtin__.file
+ _builtin_open = __builtin__.open
+
+ def _scons_fixup_mode(mode):
+ """Adjust 'mode' to mark handle as non-inheritable.
+
+ SCons is multithreaded, so allowing handles to be inherited by
+ children opens us up to races, where (e.g.) processes spawned by
+ the Taskmaster may inherit and retain references to files opened
+ by other threads. This may lead to sharing violations and,
+ ultimately, build failures.
+
+ By including 'N' as part of fopen's 'mode' parameter, all file
+ handles returned from these functions are atomically marked as
+ non-inheritable.
+ """
+ if not mode:
+ # Python's default is 'r'.
+ # https://docs.python.org/2/library/functions.html#open
+ mode = 'rN'
+ elif 'N' not in mode:
+ mode += 'N'
+ return mode
- def _scons_open(*args, **kw):
- fp = _builtin_open(*args, **kw)
- win32api.SetHandleInformation(msvcrt.get_osfhandle(fp.fileno()),
- win32con.HANDLE_FLAG_INHERIT,
- 0)
- return fp
+ class _scons_file(_builtin_file):
+ def __init__(self, name, mode=None, *args, **kwargs):
+ _builtin_file.__init__(self, name, _scons_fixup_mode(mode),
+ *args, **kwargs)
- open = _scons_open
+ def _scons_open(name, mode=None, *args, **kwargs):
+ return _builtin_open(name, _scons_fixup_mode(mode),
+ *args, **kwargs)
- if sys.version_info.major == 2:
- _builtin_file = file
- class _scons_file(_builtin_file):
- def __init__(self, *args, **kw):
- _builtin_file.__init__(self, *args, **kw)
- win32api.SetHandleInformation(msvcrt.get_osfhandle(self.fileno()),
- win32con.HANDLE_FLAG_INHERIT, 0)
- file = _scons_file
- else:
- # No longer needed for python 3.4 and above. Files are opened non sharable
- pass
+ __builtin__.file = _scons_file
+ __builtin__.open = _scons_open