From 487b06bf45f268ed417aa655fa7b90419f25be2e Mon Sep 17 00:00:00 2001 From: Steven Knight Date: Thu, 16 May 2002 23:28:54 +0000 Subject: Make the drive letters on Windows always be the same case, so that changes in the case of drive letters don't cause a rebuild. (Anthony Roach) --- src/CHANGES.txt | 3 ++ src/engine/SCons/Node/FS.py | 6 +-- src/engine/SCons/Util.py | 17 ++++++-- test/win32pathmadness.py | 101 ++++++++++++++++++++++++++++++++++++++++++++ 4 files changed, 121 insertions(+), 6 deletions(-) create mode 100644 test/win32pathmadness.py diff --git a/src/CHANGES.txt b/src/CHANGES.txt index ad07cf7..a5551aa 100644 --- a/src/CHANGES.txt +++ b/src/CHANGES.txt @@ -40,6 +40,9 @@ RELEASE 0.08 - - Fix --implicit-cache when a file has no implicit dependencies and its source is generated. + - Make the drive letters on Windows always be the same case, so that + changes in the case of drive letters don't cause a rebuild. + From Zed Shaw: - Add an Append() method to Environments, to append values to diff --git a/src/engine/SCons/Node/FS.py b/src/engine/SCons/Node/FS.py index 61cd80c..d183006 100644 --- a/src/engine/SCons/Node/FS.py +++ b/src/engine/SCons/Node/FS.py @@ -152,9 +152,9 @@ class FS: drive, path_first = os.path.splitdrive(path_comp[0]) if not path_first: # Absolute path - drive_path = _my_normcase(drive) + drive = _my_normcase(drive) try: - directory = self.Root[drive_path] + directory = self.Root[drive] except KeyError: if not create: raise UserError @@ -162,7 +162,7 @@ class FS: dir.path = dir.path + os.sep dir.abspath = dir.abspath + os.sep dir.srcpath = dir.srcpath + os.sep - self.Root[drive_path] = dir + self.Root[drive] = dir directory = dir path_comp = path_comp[1:] else: diff --git a/src/engine/SCons/Util.py b/src/engine/SCons/Util.py index 7912abb..c66b99c 100644 --- a/src/engine/SCons/Util.py +++ b/src/engine/SCons/Util.py @@ -47,8 +47,19 @@ except ImportError: class UserString: pass - - +def updrive(path): + """ + Make the drive letter (if any) upper case. + This is useful because Windows is inconsitent on the case + of the drive letter, which can cause inconsistencies when + calculating command signatures. + """ + drive, rest = os.path.splitdrive(path) + if drive: + return os.path.join(string.upper(drive),rest) + else: + return path + class PathList(UserList.UserList): """This class emulates the behavior of a list, but also implements the special "path dissection" attributes we can use to find @@ -118,7 +129,7 @@ class PathList(UserList.UserList): def __getAbsPath(self): """Return the absolute path""" - return map(os.path.abspath, self.data) + return map(lambda x: updrive(os.path.abspath(x)), self.data) dictSpecialAttrs = { "file" : __getFileName, "base" : __getBasePath, diff --git a/test/win32pathmadness.py b/test/win32pathmadness.py new file mode 100644 index 0000000..7c0088c --- /dev/null +++ b/test/win32pathmadness.py @@ -0,0 +1,101 @@ +#!/usr/bin/env python +# +# Copyright (c) 2001, 2002 Steven Knight +# +# Permission is hereby granted, free of charge, to any person obtaining +# a copy of this software and associated documentation files (the +# "Software"), to deal in the Software without restriction, including +# without limitation the rights to use, copy, modify, merge, publish, +# distribute, sublicense, and/or sell copies of the Software, and to +# permit persons to whom the Software is furnished to do so, subject to +# the following conditions: +# +# The above copyright notice and this permission notice shall be included +# in all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY +# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE +# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE +# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +# + +""" +This test verifies that the build command signatures do not depend on +the case of the drive letter on Windows. This is important because Windows is +inconsistent about which case is used for the drive letter. +""" + +__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__" + +import TestSCons +import sys +import TestCmd +import string +import os.path + +test = TestSCons.TestSCons(match=TestCmd.match_re) + +if sys.platform != 'win32': + test.pass_test() + +test.subdir('src', 'build', 'include', 'src2') + +test.write('src/SConstruct', """ +env=Environment(LIBS=['../build/foo'], CPPPATH=['../include'], CCCOM='$CC $CCFLAGS $CPPFLAGS $_INCFLAGS /c ${SOURCES.abspath} /Fo$TARGET') +foo=env.Object('../build/foo', 'foo.c') +Default(env.Library('../build/foo', foo)) +Default(env.Library('../build/bar', 'bar.c', shared=1)) +Default(env.Program('../build/bar', ['main.c', '../src2/blat.c', '../build/bar.lib'])) +""") + +test.write('src/foo.c', """ +int foo(void) +{ + return 1; +} +""") + +test.write('src/bar.c', """ +__declspec(dllexport) int bar(void) +{ + return 1; +} +""") + +test.write('src/main.c', """ +#include +int main(void) +{ + return 1; +} +""") + +test.write('src2/blat.c', """ +int blat(void) +{ + return 1; +} +""") + +test.write('include/bar.h', """ +int foo(void); +int blat(void); +int bar(void); +""") + +drive,rest = os.path.splitdrive(test.workpath('src')) +upper = os.path.join(string.upper(drive),rest) +lower = os.path.join(string.lower(drive),rest) + +test.run(chdir=upper) +test.run(chdir=lower, stdout="""\ +scons: .* is up to date. +scons: .* is up to date. +scons: .* is up to date. +""") + +test.pass_test() + -- cgit v0.12