intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

1 files changed, 129 insertions, 0 deletions

diff --git a/contrib/tools/python3/src/Python/frozenmain.c b/contrib/tools/python3/src/Python/frozenmain.c
new file mode 100644
index 0000000000..dd04d609d2
--- /dev/null
+++ b/contrib/tools/python3/src/Python/frozenmain.c
@@ -0,0 +1,129 @@
+
+/* Python interpreter main program for frozen scripts */
+
+#include "Python.h"
+#include "pycore_runtime.h"  // _PyRuntime_Initialize()
+#include <locale.h>
+
+#ifdef MS_WINDOWS
+extern void PyWinFreeze_ExeInit(void);
+extern void PyWinFreeze_ExeTerm(void);
+extern int PyInitFrozenExtensions(void);
+#endif
+
+/* Main program */
+
+int
+Py_FrozenMain(int argc, char **argv)
+{
+    PyStatus status = _PyRuntime_Initialize();
+    if (PyStatus_Exception(status)) {
+        Py_ExitStatusException(status);
+    }
+
+    const char *p;
+    int i, n, sts = 1;
+    int inspect = 0;
+    int unbuffered = 0;
+    char *oldloc = NULL;
+    wchar_t **argv_copy = NULL;
+    /* We need a second copies, as Python might modify the first one. */
+    wchar_t **argv_copy2 = NULL;
+
+    if (argc > 0) {
+        argv_copy = PyMem_RawMalloc(sizeof(wchar_t*) * argc);
+        argv_copy2 = PyMem_RawMalloc(sizeof(wchar_t*) * argc);
+        if (!argv_copy || !argv_copy2) {
+            fprintf(stderr, "out of memory\n");
+            goto error;
+        }
+    }
+
+    PyConfig config;
+    PyConfig_InitPythonConfig(&config);
+    config.pathconfig_warnings = 0;   /* Suppress errors from getpath.c */
+
+    if ((p = Py_GETENV("PYTHONINSPECT")) && *p != '\0')
+        inspect = 1;
+    if ((p = Py_GETENV("PYTHONUNBUFFERED")) && *p != '\0')
+        unbuffered = 1;
+
+    if (unbuffered) {
+        setbuf(stdin, (char *)NULL);
+        setbuf(stdout, (char *)NULL);
+        setbuf(stderr, (char *)NULL);
+    }
+
+    oldloc = _PyMem_RawStrdup(setlocale(LC_ALL, NULL));
+    if (!oldloc) {
+        fprintf(stderr, "out of memory\n");
+        goto error;
+    }
+
+    setlocale(LC_ALL, "");
+    for (i = 0; i < argc; i++) {
+        argv_copy[i] = Py_DecodeLocale(argv[i], NULL);
+        argv_copy2[i] = argv_copy[i];
+        if (!argv_copy[i]) {
+            fprintf(stderr, "Unable to decode the command line argument #%i\n",
+                            i + 1);
+            argc = i;
+            goto error;
+        }
+    }
+    setlocale(LC_ALL, oldloc);
+    PyMem_RawFree(oldloc);
+    oldloc = NULL;
+
+#ifdef MS_WINDOWS
+    PyInitFrozenExtensions();
+#endif /* MS_WINDOWS */
+    if (argc >= 1)
+        Py_SetProgramName(argv_copy[0]);
+
+    status = Py_InitializeFromConfig(&config);
+    PyConfig_Clear(&config);
+    if (PyStatus_Exception(status)) {
+        Py_ExitStatusException(status);
+    }
+
+#ifdef MS_WINDOWS
+    PyWinFreeze_ExeInit();
+#endif
+
+    if (Py_VerboseFlag)
+        fprintf(stderr, "Python %s\n%s\n",
+            Py_GetVersion(), Py_GetCopyright());
+
+    PySys_SetArgv(argc, argv_copy);
+
+    n = PyImport_ImportFrozenModule("__main__");
+    if (n == 0)
+        Py_FatalError("the __main__ module is not frozen");
+    if (n < 0) {
+        PyErr_Print();
+        sts = 1;
+    }
+    else
+        sts = 0;
+
+    if (inspect && isatty((int)fileno(stdin)))
+        sts = PyRun_AnyFile(stdin, "<stdin>") != 0;
+
+#ifdef MS_WINDOWS
+    PyWinFreeze_ExeTerm();
+#endif
+    if (Py_FinalizeEx() < 0) {
+        sts = 120;
+    }
+
+error:
+    PyMem_RawFree(argv_copy);
+    if (argv_copy2) {
+        for (i = 0; i < argc; i++)
+            PyMem_RawFree(argv_copy2[i]);
+        PyMem_RawFree(argv_copy2);
+    }
+    PyMem_RawFree(oldloc);
+    return sts;
+}