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-rw-r--r--Tools/bgen/bgen/scantools.py34
1 files changed, 34 insertions, 0 deletions
diff --git a/Tools/bgen/bgen/scantools.py b/Tools/bgen/bgen/scantools.py
index 7ce2878..00873a4 100644
--- a/Tools/bgen/bgen/scantools.py
+++ b/Tools/bgen/bgen/scantools.py
@@ -32,6 +32,9 @@ Error = "scantools.Error"
class Scanner:
+ # Set to 1 in subclass to debug your scanner patterns.
+ debug = 0
+
def __init__(self, input = None, output = None, defsoutput = None):
self.initsilent()
self.initblacklists()
@@ -119,6 +122,7 @@ if missing: raise "Missing Types"
def initrepairinstructions(self):
self.repairinstructions = self.makerepairinstructions()
+ self.inherentpointertypes = self.makeinherentpointertypes()
def makerepairinstructions(self):
"""Parse the repair file into repair instructions.
@@ -210,6 +214,9 @@ if missing: raise "Missing Types"
replacements.append(replacement)
list.append((fpat, patterns, replacements))
return list
+
+ def makeinherentpointertypes(self):
+ return []
def openrepairfile(self, filename = "REPAIR"):
try:
@@ -395,14 +402,24 @@ if missing: raise "Missing Types"
while 1:
try: line = self.getline()
except EOFError: break
+ if self.debug:
+ self.report("LINE: %s" % `line`)
if self.comment1.match(line) >= 0:
line = self.comment1.group('rest')
+ if self.debug:
+ self.report("\tafter comment1: %s" % `line`)
while self.comment2.match(line) >= 0:
line = self.comment2.group('rest1')+self.comment2.group('rest2')
+ if self.debug:
+ self.report("\tafter comment2: %s" % `line`)
if self.defsfile and self.sym.match(line) >= 0:
+ if self.debug:
+ self.report("\tmatches sym.")
self.dosymdef()
continue
if self.head.match(line) >= 0:
+ if self.debug:
+ self.report("\tmatches head.")
self.dofuncspec()
continue
except EOFError:
@@ -411,6 +428,8 @@ if missing: raise "Missing Types"
def dosymdef(self):
name, defn = self.sym.group('name', 'defn')
+ if self.debug:
+ self.report("\tsym: name=%s, defn=%s" % (`name`, `defn`))
if not name in self.blacklistnames:
self.defsfile.write("%s = %s\n" % (name, defn))
else:
@@ -421,16 +440,29 @@ if missing: raise "Missing Types"
raw = self.line
while self.tail.search(raw) < 0:
line = self.getline()
+ if self.debug:
+ self.report("* CONTINUATION LINE: %s" % `line`)
if self.comment1.match(line) >= 0:
line = self.comment1.group('rest')
+ if self.debug:
+ self.report("\tafter comment1: %s" % `line`)
while self.comment2.match(line) >= 0:
line = self.comment2.group('rest1')+self.comment2.group('rest2')
+ if self.debug:
+ self.report("\tafter comment1: %s" % `line`)
raw = raw + line
+ if self.debug:
+ self.report("* WHOLE LINE: %s" % `raw`)
self.processrawspec(raw)
def processrawspec(self, raw):
if self.whole.search(raw) < 0:
self.report("Bad raw spec: %s", `raw`)
+ if self.debug:
+ if self.type.search(raw) < 0:
+ self.report("(Type already doesn't match)")
+ else:
+ self.report("(Type matched: %s)" % `self.type.group('type')`)
return
type, name, args = self.whole.group('type', 'name', 'args')
type = regsub.gsub("\*", " ptr", type)
@@ -486,6 +518,8 @@ if missing: raise "Missing Types"
elif type[-4:] == "_ptr":
type = type[:-4]
mode = "OutMode"
+ elif type in self.inherentpointertypes:
+ mode = "OutMode"
if type[-4:] == "_far":
type = type[:-4]
return type, name, mode