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gh-91985: Ensure in-tree builds override platstdlib_dir in every path calculation (GH-93641)

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neonene 2022-06-17 06:41:57 +09:00 • committed by GitHub
parent f8e576be0a
commit 38af903506
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4 changed files with 125 additions and 2 deletions
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41
Programs/_testembed.c
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@ -1550,6 +1550,46 @@ static int test_init_setpythonhome(void)
}
static int test_init_is_python_build(void)
{
// gh-91985: in-tree builds fail to check for build directory landmarks
// under the effect of 'home' or PYTHONHOME environment variable.
char *env = getenv("TESTHOME");
if (!env) {
error("missing TESTHOME env var");
return 1;
}
wchar_t *home = Py_DecodeLocale(env, NULL);
if (home == NULL) {
error("failed to decode TESTHOME");
return 1;
}
PyConfig config;
_PyConfig_InitCompatConfig(&config);
config_set_program_name(&config);
config_set_string(&config, &config.home, home);
PyMem_RawFree(home);
putenv("TESTHOME=");
// Use an impossible value so we can detect whether it isn't updated
// during initialization.
config._is_python_build = INT_MAX;
env = getenv("NEGATIVE_ISPYTHONBUILD");
if (env && strcmp(env, "0") != 0) {
config._is_python_build++;
}
init_from_config_clear(&config);
Py_Finalize();
// Second initialization
config._is_python_build = -1;
init_from_config_clear(&config);
dump_config(); // home and _is_python_build are cached in _Py_path_config
Py_Finalize();
return 0;
}
static int test_init_warnoptions(void)
{
putenv("PYTHONWARNINGS=ignore:::env1,ignore:::env2");
@ -1965,6 +2005,7 @@ static struct TestCase TestCases[] = {
{"test_init_setpath", test_init_setpath},
{"test_init_setpath_config", test_init_setpath_config},
{"test_init_setpythonhome", test_init_setpythonhome},
{"test_init_is_python_build", test_init_is_python_build},
{"test_init_warnoptions", test_init_warnoptions},
{"test_init_set_config", test_init_set_config},
{"test_run_main", test_run_main},