Mercurial > cpython-lru_cache-weakref
diff Python/import.c @ 11602:5738ad737114 legacy-trunk
In _PyImport_Init(), dynamically construct the table of legal suffixes
from two static tables (one standard, one provided by the platform's
dynload_*.c variant).
This is part of a set of patches by Greg Stein.
| author | Guido van Rossum <guido@python.org> |
|---|---|
| date | Mon, 20 Dec 1999 21:23:41 +0000 |
| parents | d834ecdf8c26 |
| children | 528559a0b2f2 |
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--- a/Python/import.c Mon Dec 20 21:22:24 1999 +0000 +++ b/Python/import.c Mon Dec 20 21:23:41 1999 +0000 @@ -94,17 +94,45 @@ struct _inittab *PyImport_Inittab = _PyImport_Inittab; +/* these tables define the module suffixes that Python recognizes */ +struct filedescr * _PyImport_Filetab = NULL; +static const struct filedescr _PyImport_StandardFiletab[] = { + {".py", "r", PY_SOURCE}, + {".pyc", "rb", PY_COMPILED}, + {0, 0} +}; + /* Initialize things */ void _PyImport_Init() { + const struct filedescr *scan; + struct filedescr *filetab; + int countD = 0; + int countS = 0; + + /* prepare _PyImport_Filetab: copy entries from + _PyImport_DynLoadFiletab and _PyImport_StandardFiletab. + */ + for (scan = _PyImport_DynLoadFiletab; scan->suffix != NULL; ++scan) + ++countD; + for (scan = _PyImport_StandardFiletab; scan->suffix != NULL; ++scan) + ++countS; + filetab = malloc((countD + countS + 1) * sizeof(struct filedescr)); + memcpy(filetab, _PyImport_DynLoadFiletab, + countD * sizeof(struct filedescr)); + memcpy(filetab + countD, _PyImport_StandardFiletab, + countS * sizeof(struct filedescr)); + filetab[countD + countS].suffix = NULL; + + _PyImport_Filetab = filetab; + if (Py_OptimizeFlag) { - /* Replace ".pyc" with ".pyo" in import_filetab */ - struct filedescr *p; - for (p = _PyImport_Filetab; p->suffix != NULL; p++) { - if (strcmp(p->suffix, ".pyc") == 0) - p->suffix = ".pyo"; + /* Replace ".pyc" with ".pyo" in _PyImport_Filetab */ + for (; filetab->suffix != NULL; filetab++) { + if (strcmp(filetab->suffix, ".pyc") == 0) + filetab->suffix = ".pyo"; } } }