mirror of
https://github.com/MarlinFirmware/Marlin.git
synced 2024-12-04 18:07:38 +00:00
281 lines
8.3 KiB
Python
Executable File
281 lines
8.3 KiB
Python
Executable File
#!/usr/bin/env python3
|
|
|
|
#
|
|
# Formatter script for pins_MYPINS.h files
|
|
#
|
|
# Usage: pinsformat.py [infile] [outfile]
|
|
#
|
|
# With no parameters convert STDIN to STDOUT
|
|
#
|
|
|
|
import sys, re
|
|
|
|
do_log = False
|
|
def logmsg(msg, line):
|
|
if do_log: print(msg, line)
|
|
|
|
col_comment = 50
|
|
|
|
# String lpad / rpad
|
|
def lpad(astr, fill, c=' '):
|
|
if not fill: return astr
|
|
need = fill - len(astr)
|
|
return astr if need <= 0 else (need * c) + astr
|
|
|
|
def rpad(astr, fill, c=' '):
|
|
if not fill: return astr
|
|
need = fill - len(astr)
|
|
return astr if need <= 0 else astr + (need * c)
|
|
|
|
# Concatenate a string, adding a space if necessary
|
|
# to avoid merging two words
|
|
def concat_with_space(s1, s2):
|
|
if not s1.endswith(' ') and not s2.startswith(' '):
|
|
s1 += ' '
|
|
return s1 + s2
|
|
|
|
# Pin patterns
|
|
mpatt = [ r'-?\d{1,3}', r'P[A-I]\d+', r'P\d_\d+', r'Pin[A-Z]\d\b' ]
|
|
mstr = '|'.join(mpatt)
|
|
mexpr = [ re.compile(f'^{m}$') for m in mpatt ]
|
|
|
|
# Corrsponding padding for each pattern
|
|
ppad = [ 3, 4, 5, 5 ]
|
|
|
|
# Match a define line
|
|
definePatt = re.compile(rf'^\s*(//)?#define\s+[A-Z_][A-Z0-9_]+\s+({mstr})\s*(//.*)?$')
|
|
|
|
def format_pins(argv):
|
|
src_file = 'stdin'
|
|
dst_file = None
|
|
|
|
scnt = 0
|
|
for arg in argv:
|
|
if arg == '-v':
|
|
global do_log
|
|
do_log = True
|
|
elif scnt == 0:
|
|
# Get a source file if specified. Default destination is the same file
|
|
src_file = dst_file = arg
|
|
scnt += 1
|
|
elif scnt == 1:
|
|
# Get destination file if specified
|
|
dst_file = arg
|
|
scnt += 1
|
|
|
|
# No text to process yet
|
|
file_text = ''
|
|
|
|
if src_file == 'stdin':
|
|
# If no source file specified read from STDIN
|
|
file_text = sys.stdin.read()
|
|
else:
|
|
# Open and read the file src_file
|
|
with open(src_file, 'r') as rf: file_text = rf.read()
|
|
|
|
if len(file_text) == 0:
|
|
print('No text to process')
|
|
return
|
|
|
|
# Read from file or STDIN until it terminates
|
|
filtered = process_text(file_text)
|
|
if dst_file:
|
|
with open(dst_file, 'w') as wf: wf.write(filtered)
|
|
else:
|
|
print(filtered)
|
|
|
|
# Find the pin pattern so non-pin defines can be skipped
|
|
def get_pin_pattern(txt):
|
|
r = ''
|
|
m = 0
|
|
match_count = [ 0, 0, 0, 0 ]
|
|
|
|
# Find the most common matching pattern
|
|
match_threshold = 5
|
|
for line in txt.split('\n'):
|
|
r = definePatt.match(line)
|
|
if r == None: continue
|
|
ind = -1
|
|
for p in mexpr:
|
|
ind += 1
|
|
if not p.match(r[2]): continue
|
|
match_count[ind] += 1
|
|
if match_count[ind] >= match_threshold:
|
|
return { 'match': mpatt[ind], 'pad':ppad[ind] }
|
|
return None
|
|
|
|
def process_text(txt):
|
|
if len(txt) == 0: return '(no text)'
|
|
patt = get_pin_pattern(txt)
|
|
if patt == None: return txt
|
|
|
|
pmatch = patt['match']
|
|
pindefPatt = re.compile(rf'^(\s*(//)?#define)\s+([A-Z_][A-Z0-9_]+)\s+({pmatch})\s*(//.*)?$')
|
|
noPinPatt = re.compile(r'^(\s*(//)?#define)\s+([A-Z_][A-Z0-9_]+)\s+(-1)\s*(//.*)?$')
|
|
skipPatt1 = re.compile(r'^(\s*(//)?#define)\s+(AT90USB|USBCON|(BOARD|DAC|FLASH|HAS|IS|USE)_.+|.+_(ADDRESS|AVAILABLE|BAUDRATE|CLOCK|CONNECTION|DEFAULT|ERROR|EXTRUDERS|FREQ|ITEM|MKS_BASE_VERSION|MODULE|NAME|ONLY|ORIENTATION|PERIOD|RANGE|RATE|READ_RETRIES|SERIAL|SIZE|SPI|STATE|STEP|TIMER|VERSION))\s+(.+)\s*(//.*)?$')
|
|
skipPatt2 = re.compile(r'^(\s*(//)?#define)\s+([A-Z_][A-Z0-9_]+)\s+(0x[0-9A-Fa-f]+|\d+|.+[a-z].+)\s*(//.*)?$')
|
|
skipPatt3 = re.compile(r'^\s*#e(lse|ndif)\b.*$')
|
|
aliasPatt = re.compile(r'^(\s*(//)?#define)\s+([A-Z_][A-Z0-9_]+)\s+([A-Z_][A-Z0-9_()]+)\s*(//.*)?$')
|
|
switchPatt = re.compile(r'^(\s*(//)?#define)\s+([A-Z_][A-Z0-9_]+)\s*(//.*)?$')
|
|
undefPatt = re.compile(r'^(\s*(//)?#undef)\s+([A-Z_][A-Z0-9_]+)\s*(//.*)?$')
|
|
defPatt = re.compile(r'^(\s*(//)?#define)\s+([A-Z_][A-Z0-9_]+)\s+([-_\w]+)\s*(//.*)?$')
|
|
condPatt = re.compile(r'^(\s*(//)?#(if|ifn?def|elif)(\s+\S+)*)\s+(//.*)$')
|
|
commPatt = re.compile(r'^\s{20,}(//.*)?$')
|
|
|
|
col_value_lj = col_comment - patt['pad'] - 2
|
|
col_value_rj = col_comment - 3
|
|
|
|
#
|
|
# #define SKIP_ME
|
|
#
|
|
def trySkip1(d):
|
|
if skipPatt1.match(d['line']) == None: return False
|
|
logmsg("skip:", d['line'])
|
|
return True
|
|
|
|
#
|
|
# #define MY_PIN [pin]
|
|
#
|
|
def tryPindef(d):
|
|
line = d['line']
|
|
r = pindefPatt.match(line)
|
|
if r == None: return False
|
|
logmsg("pin:", line)
|
|
pinnum = r[4] if r[4][0] == 'P' else lpad(r[4], patt['pad'])
|
|
line = f'{r[1]} {r[3]}'
|
|
line = concat_with_space(rpad(line, col_value_lj), pinnum)
|
|
if r[5]: line = rpad(line, col_comment) + r[5]
|
|
d['line'] = line
|
|
return True
|
|
|
|
#
|
|
# #define MY_PIN -1
|
|
#
|
|
def tryNoPin(d):
|
|
line = d['line']
|
|
r = noPinPatt.match(line)
|
|
if r == None: return False
|
|
logmsg("pin -1:", line)
|
|
line = f'{r[1]} {r[3]}'
|
|
line = concat_with_space(rpad(line, col_value_lj), '-1')
|
|
if r[5]: line = rpad(line, col_comment) + r[5]
|
|
d['line'] = line
|
|
return True
|
|
|
|
#
|
|
# #define SKIP_ME_TOO
|
|
#
|
|
def trySkip2(d):
|
|
if skipPatt2.match( d['line']) == None: return False
|
|
logmsg("skip:", d['line'])
|
|
return True
|
|
|
|
#
|
|
# #else|endif
|
|
#
|
|
def trySkip3(d):
|
|
if skipPatt3.match( d['line']) == None: return False
|
|
logmsg("skip:", d['line'])
|
|
return True
|
|
|
|
#
|
|
# #define ALIAS OTHER
|
|
#
|
|
def tryAlias(d):
|
|
line = d['line']
|
|
r = aliasPatt.match(line)
|
|
if r == None: return False
|
|
logmsg("alias:", line)
|
|
line = f'{r[1]} {r[3]}'
|
|
line = concat_with_space(line, lpad(r[4], col_value_rj + 1 - len(line)))
|
|
if r[5]: line = concat_with_space(rpad(line, col_comment), r[5])
|
|
d['line'] = line
|
|
return True
|
|
|
|
#
|
|
# #define SWITCH
|
|
#
|
|
def trySwitch(d):
|
|
line = d['line']
|
|
r = switchPatt.match(line)
|
|
if r == None: return False
|
|
logmsg("switch:", line)
|
|
line = f'{r[1]} {r[3]}'
|
|
if r[4]: line = concat_with_space(rpad(line, col_comment), r[4])
|
|
d['line'] = line
|
|
d['check_comment_next'] = True
|
|
return True
|
|
|
|
#
|
|
# #define ...
|
|
#
|
|
def tryDef(d):
|
|
line = d['line']
|
|
r = defPatt.match(line)
|
|
if r == None: return False
|
|
logmsg("def:", line)
|
|
line = f'{r[1]} {r[3]} '
|
|
line = concat_with_space(line, lpad(r[4], col_value_rj + 1 - len(line)))
|
|
if r[5]: line = rpad(line, col_comment - 1) + ' ' + r[5]
|
|
d['line'] = line
|
|
return True
|
|
|
|
#
|
|
# #undef ...
|
|
#
|
|
def tryUndef(d):
|
|
line = d['line']
|
|
r = undefPatt.match(line)
|
|
if r == None: return False
|
|
logmsg("undef:", line)
|
|
line = f'{r[1]} {r[3]}'
|
|
if r[4]: line = concat_with_space(rpad(line, col_comment), r[4])
|
|
d['line'] = line
|
|
return True
|
|
|
|
#
|
|
# #if|ifdef|ifndef|elif ...
|
|
#
|
|
def tryCond(d):
|
|
line = d['line']
|
|
r = condPatt.match(line)
|
|
if r == None: return False
|
|
logmsg("cond:", line)
|
|
line = concat_with_space(rpad(r[1], col_comment), r[5])
|
|
d['line'] = line
|
|
d['check_comment_next'] = True
|
|
return True
|
|
|
|
out = ''
|
|
wDict = { 'check_comment_next': False }
|
|
|
|
# Transform each line and add it to the output
|
|
for line in txt.split('\n'):
|
|
wDict['line'] = line
|
|
if wDict['check_comment_next']:
|
|
r = commPatt.match(line)
|
|
wDict['check_comment_next'] = (r != None)
|
|
|
|
if wDict['check_comment_next']:
|
|
# Comments in column 50
|
|
line = rpad('', col_comment) + r[1]
|
|
|
|
elif trySkip1(wDict): pass #define SKIP_ME
|
|
elif tryPindef(wDict): pass #define MY_PIN [pin]
|
|
elif tryNoPin(wDict): pass #define MY_PIN -1
|
|
elif trySkip2(wDict): pass #define SKIP_ME_TOO
|
|
elif trySkip3(wDict): pass #else|endif
|
|
elif tryAlias(wDict): pass #define ALIAS OTHER
|
|
elif trySwitch(wDict): pass #define SWITCH
|
|
elif tryDef(wDict): pass #define ...
|
|
elif tryUndef(wDict): pass #undef ...
|
|
elif tryCond(wDict): pass #if|ifdef|ifndef|elif ...
|
|
|
|
out += wDict['line'] + '\n'
|
|
|
|
return re.sub('\n\n$', '\n', re.sub(r'\n\n+', '\n\n', out))
|
|
|
|
# Python standard startup for command line with arguments
|
|
if __name__ == '__main__':
|
|
format_pins(sys.argv[1:])
|