Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 1 | #!/usr/bin/env python |
| 2 | # Copyright (c) 2012 Google Inc. All rights reserved. |
| 3 | # Use of this source code is governed by a BSD-style license that can be |
| 4 | # found in the LICENSE file. |
| 5 | """ |
| 6 | Verifies that the user can override the compiler and linker using |
| 7 | CC/CXX/NM/READELF environment variables. |
| 8 | """ |
| 9 | |
| 10 | import TestGyp |
| 11 | import os |
| 12 | import copy |
| 13 | import sys |
| 14 | |
| 15 | here = os.path.dirname(os.path.abspath(__file__)) |
| 16 | |
| 17 | if sys.platform == 'win32': |
| 18 | # cross compiling not supported by ninja on windows |
| 19 | # and make not supported on windows at all. |
| 20 | sys.exit(0) |
| 21 | |
| 22 | # Clear any existing compiler related env vars. |
| 23 | for key in ['CC', 'CXX', 'LINK', 'CC_host', 'CXX_host', 'LINK_host', |
| 24 | 'NM_target', 'READELF_target']: |
| 25 | if key in os.environ: |
| 26 | del os.environ[key] |
| 27 | |
| 28 | |
| 29 | def CheckCompiler(test, gypfile, check_for, run_gyp): |
| 30 | if run_gyp: |
| 31 | test.run_gyp(gypfile) |
| 32 | test.build(gypfile) |
| 33 | |
| 34 | test.must_contain_all_lines(test.stdout(), check_for) |
| 35 | |
| 36 | |
| 37 | test = TestGyp.TestGyp(formats=['ninja']) |
| 38 | # Must set the test format to something with a flavor (the part after the '-') |
| 39 | # in order to test the desired behavior. Since we want to run a non-host |
| 40 | # toolchain, we have to set the flavor to something that the ninja generator |
| 41 | # doesn't know about, so it doesn't default to the host-specific tools (e.g., |
| 42 | # 'otool' on mac to generate the .TOC). |
| 43 | # |
| 44 | # Note that we can't just pass format=['ninja-some_toolchain'] to the |
| 45 | # constructor above, because then this test wouldn't be recognized as a ninja |
| 46 | # format test. |
| 47 | test.formats = ['ninja-my_flavor' if f == 'ninja' else f for f in test.formats] |
| 48 | |
| 49 | |
| 50 | def TestTargetOverideSharedLib(): |
| 51 | # The std output from nm and readelf is redirected to files, so we can't |
| 52 | # expect their output to appear. Instead, check for the files they create to |
| 53 | # see if they actually ran. |
| 54 | expected = ['my_cc.py', 'my_cxx.py', 'FOO'] |
| 55 | |
| 56 | # Check that CC, CXX, NM, READELF, set target compiler |
| 57 | env = {'CC': 'python %s/my_cc.py FOO' % here, |
| 58 | 'CXX': 'python %s/my_cxx.py FOO' % here, |
| 59 | 'NM': 'python %s/my_nm.py' % here, |
| 60 | 'READELF': 'python %s/my_readelf.py' % here} |
| 61 | |
| 62 | with TestGyp.LocalEnv(env): |
| 63 | CheckCompiler(test, 'compiler-shared-lib.gyp', expected, True) |
| 64 | test.must_contain(test.built_file_path('RAN_MY_NM'), 'RAN_MY_NM') |
| 65 | test.must_contain(test.built_file_path('RAN_MY_READELF'), 'RAN_MY_READELF') |
| 66 | test.unlink(test.built_file_path('RAN_MY_NM')) |
| 67 | test.unlink(test.built_file_path('RAN_MY_READELF')) |
| 68 | |
| 69 | # Run the same tests once the eviron has been restored. The generated |
| 70 | # projects should have embedded all the settings in the project files so the |
| 71 | # results should be the same. |
| 72 | CheckCompiler(test, 'compiler-shared-lib.gyp', expected, False) |
| 73 | test.must_contain(test.built_file_path('RAN_MY_NM'), 'RAN_MY_NM') |
| 74 | test.must_contain(test.built_file_path('RAN_MY_READELF'), 'RAN_MY_READELF') |
| 75 | |
| 76 | |
| 77 | TestTargetOverideSharedLib() |
| 78 | test.pass_test() |