123 lines
4.3 KiB
Python
123 lines
4.3 KiB
Python
# A script that automatically expands the macros for code coverage
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import os
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import re
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import subprocess
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# Compiler settings
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CC = 'gcc'
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INCLUDE = '-I ./src'
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# -E Only preprocessor
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# -P No linemarkers
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# -C Keep comments, except those inside macros (for UNIQUE_FLAG)
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FLAGS = '-E -P -C'
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# Used to delimiter where the actual code starts and ends
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# Used by regex
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# Needs to be a valid C comment
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UNIQUE_FLAG = '// C_MACRO_COLLECTIONS_CODE'
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# Temporary file used to expand the macros
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TMP_FILE = './main.c'
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# Output directory
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OUTPUT_DIR = './tests/main/src'
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collections = [
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# type, header, pfx, sname, key, val
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{'t': 'BIDIMAP', 'h': '"cmc/bidimap.h"', 'pfx': 'bm', 'sname': 'bidimap', 'key': 'size_t', 'val': 'size_t'},
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{'t': 'BITSET', 'h': '"cmc/bitset.h"', 'pfx': 'bs', 'sname': 'bitset', 'key': '', 'val': '' },
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{'t': 'DEQUE', 'h': '"cmc/deque.h"', 'pfx': 'd', 'sname': 'deque', 'key': '', 'val': 'size_t'},
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{'t': 'HASHMAP', 'h': '"cmc/hashmap.h"', 'pfx': 'hm', 'sname': 'hashmap', 'key': 'size_t', 'val': 'size_t'},
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{'t': 'HASHSET', 'h': '"cmc/hashset.h"', 'pfx': 'hs', 'sname': 'hashset', 'key': '', 'val': 'size_t'},
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{'t': 'HEAP', 'h': '"cmc/heap.h"', 'pfx': 'h', 'sname': 'heap', 'key': '', 'val': 'size_t'},
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{'t': 'INTERVALHEAP', 'h': '"cmc/intervalheap.h"', 'pfx': 'ih', 'sname': 'intervalheap', 'key': '', 'val': 'size_t'},
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{'t': 'LINKEDLIST', 'h': '"cmc/linkedlist.h"', 'pfx': 'll', 'sname': 'linkedlist', 'key': '', 'val': 'size_t'},
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{'t': 'LIST', 'h': '"cmc/list.h"', 'pfx': 'l', 'sname': 'list', 'key': '', 'val': 'size_t'},
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{'t': 'MULTIMAP', 'h': '"cmc/multimap.h"', 'pfx': 'mm', 'sname': 'multimap', 'key': 'size_t', 'val': 'size_t'},
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{'t': 'MULTISET', 'h': '"cmc/multiset.h"', 'pfx': 'ms', 'sname': 'multiset', 'key': '', 'val': 'size_t'},
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{'t': 'QUEUE', 'h': '"cmc/queue.h"', 'pfx': 'q', 'sname': 'queue', 'key': '', 'val': 'size_t'},
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{'t': 'SORTEDLIST', 'h': '"cmc/sortedlist.h"', 'pfx': 'sl', 'sname': 'sortedlist', 'key': '', 'val': 'size_t'},
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{'t': 'STACK', 'h': '"cmc/stack.h"', 'pfx': 's', 'sname': 'stack', 'key': '', 'val': 'size_t'},
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{'t': 'TREEMAP', 'h': '"cmc/treemap.h"', 'pfx': 'tm', 'sname': 'treemap', 'key': 'size_t', 'val': 'size_t'},
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{'t': 'TREESET', 'h': '"cmc/treeset.h"', 'pfx': 'ts', 'sname': 'treeset', 'key': '', 'val': 'size_t'}
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]
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# Create output directory
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if not os.path.exists(OUTPUT_DIR):
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os.makedirs(OUTPUT_DIR)
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for data in collections:
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file = open(TMP_FILE, 'w')
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if data['key'] == '' and data['val'] == '':
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# bitset, no K and no V
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type_params = ''
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elif data['key'] != '':
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# maps, K and V
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type_params = f', {data["key"]}, {data["val"]}'
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else:
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# only V
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type_params = f', {data["val"]}'
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file.write(
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f'''
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#include {data['h']}
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{UNIQUE_FLAG}
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CMC_GENERATE_{data['t']}({data['pfx']}, {data['sname']}{type_params})
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{UNIQUE_FLAG}
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''')
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file.flush()
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file.close()
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result = subprocess.getoutput(f'{CC} {FLAGS} {INCLUDE} {TMP_FILE}')
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# (?s) makes '.' match anything, even '\n'
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match = re.search(fr'(?s){UNIQUE_FLAG}(?P<code>.+){UNIQUE_FLAG}', result)
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if match is None:
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os.remove(TMP_FILE)
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print('Didn\'t match FLAG. Probably because compilation failed.')
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exit(1)
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file = open(f'{OUTPUT_DIR}/{data["sname"]}.c', 'w')
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file.write(f'#include {data["h"]}\n{match.group("code")}')
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file.flush()
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file.close()
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print(f'Generated {data["h"]: >20} -> {OUTPUT_DIR}/{data["sname"]}.c')
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# This seemed to be crashing
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# subprocess.run(f'clang-format --style=file -i {OUTPUT_DIR}/*.c')
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# So I guess... it will have to be called from a temp Makefile... ugh
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TMP_MAKE = './temp_makefile'
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data = f'''
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.PHONY: codecov FORCE
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codecov: FORCE
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\tclang-format --style=file -i {OUTPUT_DIR}/*.c
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FORCE:
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'''
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print(f'Creating temporary Makefile as {TMP_MAKE}')
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file = open(TMP_MAKE, 'w')
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file.write(data)
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file.flush()
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file.close()
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subprocess.call(['make', '-f' , TMP_MAKE, 'codecov', '--always-make'])
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os.remove(TMP_FILE)
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os.remove(TMP_MAKE)
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