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gh-106560: Fix redundant declarations in Python/frozen.c (#112612)

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Avoid duplicated declarations of "extern" functions in
Python/frozen.c.

Compiler warnings seen by building Python with gcc -Wredundant-decls.
This commit is contained in:
Victor Stinner 2023-12-03 12:18:24 +01:00 • committed by GitHub
parent 1f2a676785
commit d9e444dbb8
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 12 additions and 7 deletions
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6
Python/frozen.c
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@ -80,7 +80,6 @@ extern PyObject *_Py_get__sitebuiltins_toplevel(void);
extern PyObject *_Py_get_genericpath_toplevel(void);
extern PyObject *_Py_get_ntpath_toplevel(void);
extern PyObject *_Py_get_posixpath_toplevel(void);
extern PyObject *_Py_get_posixpath_toplevel(void);
extern PyObject *_Py_get_os_toplevel(void);
extern PyObject *_Py_get_site_toplevel(void);
extern PyObject *_Py_get_stat_toplevel(void);
@ -88,12 +87,7 @@ extern PyObject *_Py_get_importlib_util_toplevel(void);
extern PyObject *_Py_get_importlib_machinery_toplevel(void);
extern PyObject *_Py_get_runpy_toplevel(void);
extern PyObject *_Py_get___hello___toplevel(void);
extern PyObject *_Py_get___hello___toplevel(void);
extern PyObject *_Py_get___hello___toplevel(void);
extern PyObject *_Py_get___hello___toplevel(void);
extern PyObject *_Py_get___phello___toplevel(void);
extern PyObject *_Py_get___phello___toplevel(void);
extern PyObject *_Py_get___phello___ham_toplevel(void);
extern PyObject *_Py_get___phello___ham_toplevel(void);
extern PyObject *_Py_get___phello___ham_eggs_toplevel(void);
extern PyObject *_Py_get___phello___spam_toplevel(void);

13
Tools/build/freeze_modules.py
View file

@ -468,6 +468,17 @@ def replace_block(lines, start_marker, end_marker, replacements, file):
return lines[:start_pos + 1] + replacements + lines[end_pos:]
class UniqueList(list):
def __init__(self):
self._seen = set()
def append(self, item):
if item in self._seen:
return
super().append(item)
self._seen.add(item)
def regen_frozen(modules):
headerlines = []
parentdir = os.path.dirname(FROZEN_FILE)
@ -477,7 +488,7 @@ def regen_frozen(modules):
header = relpath_for_posix_display(src.frozenfile, parentdir)
headerlines.append(f'#include "{header}"')
externlines = []
externlines = UniqueList()
bootstraplines = []
stdliblines = []
testlines = []