cosmopolitan/third_party/python/Python/pythonhome.c
Justine Tunney b5f743cdc3 Begin incorporating Python unit tests into build
We now build a separate APE binary for each test so they can run in
parallel. We've got 148 tests running fast and stable so far.
2021-09-12 21:04:44 -07:00

37 lines
1.6 KiB
C

/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:4;tab-width:8;coding:utf-8 -*-│
│vi: set net ft=c ts=4 sts=4 sw=4 fenc=utf-8 :vi│
╞══════════════════════════════════════════════════════════════════════════════╡
│ Python 3 │
│ https://docs.python.org/3/license.html │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/str/str.h"
#include "third_party/python/Include/osdefs.h"
#include "third_party/python/Include/pydebug.h"
#include "third_party/python/Include/pylifecycle.h"
#include "third_party/python/Include/pymacro.h"
/* clang-format off */
static wchar_t *default_home = NULL;
static wchar_t env_home[MAXPATHLEN+1];
void
Py_SetPythonHome(wchar_t *home)
{
default_home = home;
}
wchar_t *
Py_GetPythonHome(void)
{
wchar_t *home = default_home;
if (home == NULL && !Py_IgnoreEnvironmentFlag) {
char* chome = Py_GETENV("PYTHONHOME");
if (chome) {
size_t size = Py_ARRAY_LENGTH(env_home);
size_t r = mbstowcs(env_home, chome, size);
if (r != (size_t)-1 && r < size)
home = env_home;
}
}
return home;
}