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py: Add qstr cfg capability; generate QSTR_NULL and QSTR_ from script.

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This commit is contained in:
Damien George
2015-01-11 17:52:45 +00:00
parent e233a55a29
commit 6942f80a8f
4 changed files with 26 additions and 10 deletions
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19
py/makeqstrdata.py
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@@ -40,12 +40,25 @@ def compute_hash(qstr):
def do_work(infiles):
# read the qstrs in from the input files
qcfgs = {}
qstrs = {}
for infile in infiles:
with open(infile, 'rt') as f:
for line in f:
line = line.strip()
# is this a config line?
match = re.match(r'^QCFG\((.+), (.+)\)', line)
if match:
value = match.group(2)
if value[0] == '(' and value[-1] == ')':
# strip parenthesis from config value
value = value[1:-1]
qcfgs[match.group(1)] = value
continue
# is this a QSTR line?
match = re.match(r'^Q\((.+)\)$', line.strip())
match = re.match(r'^Q\((.*)\)$', line)
if not match:
continue
@@ -63,11 +76,13 @@ def do_work(infiles):
# process the qstrs, printing out the generated C header file
print('// This file was automatically generated by makeqstrdata.py')
print('')
# add NULL qstr with no hash or data
print('QDEF(MP_QSTR_NULL, (const byte*)"\\x00\\x00\\x00\\x00" "")')
for order, ident, qstr in sorted(qstrs.values(), key=lambda x: x[0]):
qhash = compute_hash(qstr)
qlen = len(qstr)
qdata = qstr.replace('"', '\\"')
print('Q(%s, (const byte*)"\\x%02x\\x%02x\\x%02x\\x%02x" "%s")' % (ident, qhash & 0xff, (qhash >> 8) & 0xff, qlen & 0xff, (qlen >> 8) & 0xff, qdata))
print('QDEF(MP_QSTR_%s, (const byte*)"\\x%02x\\x%02x\\x%02x\\x%02x" "%s")' % (ident, qhash & 0xff, (qhash >> 8) & 0xff, qlen & 0xff, (qlen >> 8) & 0xff, qdata))
return True