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uPython-mirror
Commits
c12242e9
Commit
c12242e9
authored
May 03, 2014
by
Damien George
Browse files
Merge pull request #546 from stinos/relax-makeqstrdata
More relaxed parsing of preprocessed qstr header
parents
5874c1c9
1dc7f042
Changes
1
Hide whitespace changes
Inline
Side-by-side
py/makeqstrdata.py
View file @
c12242e9
...
...
@@ -29,43 +29,15 @@ def compute_hash(qstr):
hash
=
(
hash
*
33
)
^
ord
(
char
)
return
hash
&
0xffff
# given a list of (name,regex) pairs, find the first one that matches the given line
def
re_match_first
(
regexs
,
line
):
for
name
,
regex
in
regexs
:
match
=
re
.
match
(
regex
,
line
)
if
match
:
return
name
,
match
return
None
,
None
# regexs to recognise lines that the CPP emits
# use a list so that matching order is honoured
cpp_regexs
=
[
(
'qstr'
,
r
'Q\((.+)\)$'
),
(
'cdecl'
,
r
'(typedef|extern) [A-Za-z0-9_* ]+;$'
)
]
def
do_work
(
infiles
):
# read the qstrs in from the input files
qstrs
=
{}
for
infile
in
infiles
:
with
open
(
infile
,
'rt'
)
as
f
:
line_number
=
0
for
line
in
f
:
line_number
+=
1
line
=
line
.
strip
()
# ignore blank lines, comments and preprocessor directives
if
len
(
line
)
==
0
or
line
.
startswith
(
'//'
)
or
line
.
startswith
(
'#'
):
continue
# work out what kind of line it is
match_kind
,
match
=
re_match_first
(
cpp_regexs
,
line
)
if
match_kind
is
None
:
# unknown line format
print
(
'({}:{}) bad qstr format, got {}'
.
format
(
infile
,
line_number
,
line
),
file
=
sys
.
stderr
)
return
False
elif
match_kind
!=
'qstr'
:
# not a line with a qstr
# is this a QSTR line?
match
=
re
.
match
(
r
'^Q\((.+)\)$'
,
line
.
strip
())
if
not
match
:
continue
# get the qstr value
...
...
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