1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
|
#!/usr/bin/env python
#
# __COPYRIGHT__
#
# 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.
#
__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"
"""
Validate successful handling of errors when duplicating things in
VariantDirs. This is generally when the VariantDir, or something in it,
is read-only.
"""
import os
import stat
import sys
import TestSCons
test = TestSCons.TestSCons()
for dir in ['normal', 'ro-dir', 'ro-SConscript', 'ro-src']:
test.subdir(dir, [dir, 'src'])
test.write([dir, 'SConstruct'], """\
import os.path
VariantDir('build', 'src')
SConscript(os.path.join('build', 'SConscript'))
""")
test.write([dir, 'src', 'SConscript'], """\
def fake_scan(node, env, target):
# We fetch the contents here, even though we don't examine
# them, because get_contents() will cause the engine to
# try to link the source file into the build directory,
# potentially triggering a different failure case.
contents = node.get_contents()
return []
def cat(env, source, target):
target = str(target[0])
with open(target, "w") as f:
for src in source:
with open(str(src), "r") as f2:
f.write(f2.read())
env = Environment(BUILDERS={'Build':Builder(action=cat)},
SCANNERS=[Scanner(fake_scan, skeys = ['.in'])])
# Do some Node test operations to ensure no side-effects cause failures
File('file.in').exists()
File('file.in').is_derived()
env.Build('file.out', 'file.in')
""")
test.write([dir, 'src', 'file.in'], dir + "/src/file.in\n")
# Just verify that the normal case works fine.
test.run(chdir = 'normal', arguments = ".")
test.must_match(['normal', 'build', 'file.out'], "normal/src/file.in\n", mode='r')
# Verify the error when the VariantDir itself is read-only. Don't bother
# to test this on Windows, because the ACL (I think) still allows the
# owner to create files in the directory even when it's read-only.
if sys.platform != 'win32':
dir = os.path.join('ro-dir', 'build')
test.subdir(dir)
os.chmod(dir, os.stat(dir)[stat.ST_MODE] & ~stat.S_IWUSR)
test.run(chdir = 'ro-dir',
arguments = ".",
status = 2,
stderr = "scons: *** Cannot duplicate `%s' in `build': Permission denied. Stop.\n" % os.path.join('src', 'SConscript'))
# Verify the error when the SConscript file within the VariantDir is
# read-only. Note that we have to make the directory read-only too,
# because otherwise our duplication logic will be able to unlink
# the read-only SConscript and duplicate the new one.
dir = os.path.join('ro-SConscript', 'build')
test.subdir(dir)
SConscript = test.workpath(dir, 'SConscript')
test.write(SConscript, '')
os.chmod(SConscript, os.stat(SConscript)[stat.ST_MODE] & ~stat.S_IWUSR)
with open(SConscript, 'r'):
os.chmod(dir, os.stat(dir)[stat.ST_MODE] & ~stat.S_IWUSR)
test.run(chdir = 'ro-SConscript',
arguments = ".",
status = 2,
stderr = "scons: *** Cannot duplicate `%s' in `build': Permission denied. Stop.\n" % os.path.join('src', 'SConscript'))
os.chmod('ro-SConscript', os.stat('ro-SConscript')[stat.ST_MODE] | stat.S_IWUSR)
test.run(chdir = 'ro-SConscript',
arguments = ".",
status = 2,
stderr = "scons: *** Cannot duplicate `%s' in `build': Permission denied. Stop.\n" % os.path.join('src', 'SConscript'))
# Verify the error when the source file within the VariantDir is
# read-only. Note that we have to make the directory read-only too,
# because otherwise our duplication logic will be able to unlink the
# read-only source file and duplicate the new one. But because we've
# made the VariantDir read-only, we must also create a writable SConscript
# file there so it can be duplicated from the source directory.
dir = os.path.join('ro-src', 'build')
test.subdir(dir)
test.write([dir, 'SConscript'], '')
file_in = test.workpath(dir, 'file.in')
test.write(file_in, '')
os.chmod(file_in, os.stat(file_in)[stat.ST_MODE] & ~stat.S_IWUSR)
with open(file_in, 'r'):
os.chmod(dir, os.stat(dir)[stat.ST_MODE] & ~stat.S_IWUSR)
test.run(chdir = 'ro-src',
arguments = ".",
status = 2,
stderr = """\
scons: *** Cannot duplicate `%s' in `build': Permission denied. Stop.
""" % (os.path.join('src', 'file.in')))
test.run(chdir = 'ro-src',
arguments = "-k .",
status = 2,
stderr = """\
scons: *** Cannot duplicate `%s' in `build': Permission denied. Stop.
""" % (os.path.join('src', 'file.in')))
# ensure that specifying multiple source directories for one
# build directory results in an error message, rather
# than just silently failing.
test.subdir('duplicate', ['duplicate', 'src1'], ['duplicate', 'src2'])
duplicate_SConstruct_path = test.workpath('duplicate', 'SConstruct')
test.write(duplicate_SConstruct_path, """\
VariantDir('build', 'src1')
VariantDir('build', 'src2')
""")
expect_stderr = """
scons: *** 'build' already has a source directory: 'src1'.
""" + test.python_file_line(duplicate_SConstruct_path, 2)
test.run(chdir = 'duplicate',
arguments = ".",
status = 2,
stderr = expect_stderr)
test.pass_test()
# Local Variables:
# tab-width:4
# indent-tabs-mode:nil
# End:
# vim: set expandtab tabstop=4 shiftwidth=4:
|
