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#!/usr/bin/env python3
# ##### BEGIN GPL LICENSE BLOCK #####
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software Foundation,
# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
# ##### END GPL LICENSE BLOCK #####
"""
When a source file declares a struct which isn't used anywhere else in the file.
Remove it.
There may be times this is needed, however there can typically be removed.
"""
import os
import sys
import re
PWD = os.path.dirname(__file__)
sys.path.append(os.path.join(PWD, "modules"))
from batch_edit_text import run
SOURCE_DIR = os.path.normpath(os.path.abspath(os.path.normpath(os.path.join(PWD, "..", "..", ".."))))
# TODO, move to config file
SOURCE_DIRS = (
"source",
"intern/ghost",
)
SOURCE_EXT = (
# C/C++
".c", ".h", ".cpp", ".hpp", ".cc", ".hh", ".cxx", ".hxx", ".inl",
# Objective C
".m", ".mm",
)
re_words = re.compile("[A-Za-z_][A-Za-z_0-9]*")
re_match_struct = re.compile(r"struct\s+([A-Za-z_][A-Za-z_0-9]*)\s*;")
def clean_structs(fn, data_src):
import re
word_occurance = {}
for w in re_words.finditer(data_src):
w = w.group(0)
try:
word_occurance[w] += 1
except KeyError:
word_occurance[w] = 1
lines = data_src.splitlines(keepends=True)
i = 0
while i < len(lines):
m = re_match_struct.match(lines[i])
if m is not None:
struct_name = m.group(1)
if word_occurance[struct_name] == 1:
print(struct_name, fn)
del lines[i]
i -= 1
i += 1
data_dst = "".join(lines)
if data_src != data_dst:
return data_dst
run(
directories=[os.path.join(SOURCE_DIR, d) for d in SOURCE_DIRS],
is_text=lambda fn: fn.endswith(SOURCE_EXT),
text_operation=clean_structs,
use_multiprocess=False,
)