From b8c68634b38fcc37b0f59b033a7aee8e40dd08ff Mon Sep 17 00:00:00 2001
From: Jack Jansen <jack.jansen@cwi.nl>
Date: Tue, 12 Dec 2000 22:21:11 +0000
Subject: [PATCH] Added support for generating a single module from multiple .h
 files. Allow /* */ comments within function prototypes.

---
 Tools/bgen/bgen/scantools.py | 23 ++++++++++++++++++++---
 1 file changed, 20 insertions(+), 3 deletions(-)

diff --git a/Tools/bgen/bgen/scantools.py b/Tools/bgen/bgen/scantools.py
index e51c21af145..4dce73c8e8c 100644
--- a/Tools/bgen/bgen/scantools.py
+++ b/Tools/bgen/bgen/scantools.py
@@ -251,7 +251,7 @@ if missing: raise "Missing Types"
 		self.asplit_pat = "^\(<type>.*[^a-zA-Z0-9_]\)\(<name>[a-zA-Z0-9_]+\)$"
 		self.comment1_pat = "\(<rest>.*\)//.*"
 		# note that the next pattern only removes comments that are wholly within one line
-		self.comment2_pat = "\(<rest>.*\)/\*.*\*/"
+		self.comment2_pat = "\(<rest1>.*\)/\*.*\*/\(<rest2>.*\)"
 
 	def compilepatterns(self):
 		for name in dir(self):
@@ -328,6 +328,16 @@ if missing: raise "Missing Types"
 		return file
 
 	def setinput(self, scan = sys.stdin):
+		if not type(scan) in (TupleType, ListType):
+			scan = [scan]
+		self.allscaninputs = scan
+		self._nextinput()
+		
+	def _nextinput(self):
+		if not self.allscaninputs:
+			return 0
+		scan = self.allscaninputs[0]
+		self.allscaninputs = self.allscaninputs[1:]
 		self.closescan()
 		if scan:
 			if type(scan) == StringType:
@@ -339,6 +349,7 @@ if missing: raise "Missing Types"
 			self.scanfile = file
 			self.scanmine = mine
 		self.lineno = 0
+		return 1
 
 	def openinput(self, filename):
 		if not os.path.isabs(filename):
@@ -360,6 +371,8 @@ if missing: raise "Missing Types"
 			raise Error, "input file not set"
 		self.line = self.scanfile.readline()
 		if not self.line:
+			if self._nextinput():
+				return self.getline()
 			raise EOFError
 		self.lineno = self.lineno + 1
 		return self.line
@@ -388,8 +401,8 @@ if missing: raise "Missing Types"
 				except EOFError: break
 				if self.comment1.match(line) >= 0:
 					line = self.comment1.group('rest')
-				if self.comment2.match(line) >= 0:
-					line = self.comment2.group('rest')
+				while self.comment2.match(line) >= 0:
+					line = self.comment2.group('rest1')+self.comment2.group('rest2')
 				if self.defsfile and self.sym.match(line) >= 0:
 					self.dosymdef()
 					continue
@@ -412,6 +425,10 @@ if missing: raise "Missing Types"
 		raw = self.line
 		while self.tail.search(raw) < 0:
 			line = self.getline()
+			if self.comment1.match(line) >= 0:
+				line = self.comment1.group('rest')
+			while self.comment2.match(line) >= 0:
+				line = self.comment2.group('rest1')+self.comment2.group('rest2')
 			raw = raw + line
 		self.processrawspec(raw)