--- repoman	2003-08-26 12:27:48.000000000 +0100
+++ repoman.syn	2003-08-26 14:16:55.000000000 +0100
@@ -16,6 +16,7 @@
 from output import *
 from commands import getstatusoutput
 from time import *
+from fileinput import input
 
 if "cvs" not in portage.features:
 	print
@@ -65,7 +66,9 @@
 "ebuild.syntax","ebuild.output",
 "ebuild.nesteddie","LICENSE.invalid",
 "IUSE.invalid","KEYWORDS.invalid",
-"ebuild.nostable","ebuild.allmasked"
+"ebuild.nostable","ebuild.allmasked",
+"ebuild.majorsyn", "ebuild.minorsyn",
+"ebuild.badheader", "metadata.missing"
 ]
 qawarnings=[
 "changelog.missing",
@@ -79,7 +82,10 @@
 "digest.unmatch",
 "DEPEND.badmasked",
 "RDEPEND.badmasked",
-"IUSE.invalid"
+"IUSE.invalid",
+"ebuild.minorsyn",
+"ebuild.badheader",
+"metadata.missing"
 ]
 missingvars=["KEYWORDS","LICENSE","DESCRIPTION","SLOT"]
 allvars=portage.auxdbkeys
@@ -115,7 +121,11 @@
 	"LICENSE.invalid":"This ebuild is listing a license that doesnt exist in portages license/ dir.",
 	"KEYWORDS.invalid":"This ebuild contains KEYWORDS that are not listed in profiles/keywords.desc",
 	"ebuild.nostable":"There are no ebuilds that are marked as stable for your ARCH",
-	"ebuild.allmasked":"All ebuilds are masked for this package"
+	"ebuild.allmasked":"All ebuilds are masked for this package",
+	"ebuild.majorsyn":"This ebuild has a major syntax error that may cause the ebuild to fail partially or fully",
+	"ebuild.minorsyn":"This ebuild has a minor syntax error that contravenes gentoo coding style",
+	"ebuild.badheader":"This ebuild has a malformed header",
+	"metadata.missing":"Missing metadata.xml files"
 }
 
 def err(txt):
@@ -446,7 +456,11 @@
 	if not cladded:
 		stats["changelog.notadded"]+=1
 		fails["changelog.notadded"].append(x+"/ChangeLog")
-	
+	#metadata.xml file check
+	if "metadata.xml" not in checkdirlist:
+		stats["metadata.missing"]+=1
+		fails["metadata.missing"].append(x+"/metadata.xml")
+
 	for y in ebuildlist:
 		if y not in eadded:
 			#ebuild not added to cvs
@@ -544,6 +558,66 @@
 			if (mykey!="-*") and (myskey not in kwlist):
 				stats["KEYWORDS.invalid"]=stats["KEYWORDS.invalid"]+1
 				fails["KEYWORDS.invalid"].append(x+"/"+y+".ebuild: %s" % mykey)
+		#syntax checks
+		gentoo_copyright = re.compile(r'^# Copyright 1999-' + strftime("%Y", gmtime()) + r' Gentoo Technologies, Inc\.')
+		gentoo_license = re.compile(r'^# Distributed under the terms of the GNU General Public License v2$')
+		ignore_line = re.compile(r'(^$)|(^(\t)*#)')
+		leading_spaces = re.compile(r'^[\S\t]')
+		trailing_whitespace = re.compile(r'.*([\S]$)')
+		continuation_symbol = re.compile(r'(.*[ ]+[\\][ ].*)')
+		line_continuation_quoted = re.compile(r'(\"|\')(([\w ,:;#\[\]\.`=/|\$\^\*{}()\'-])|(\\.))*\1')
+		line_continuation = re.compile(r'([^#]*\S)(\s+|\t)\\$')
+		linenum=0
+		for line in input(checkdir+"/"+y+".ebuild"):
+			linenum += 1
+			# Gentoo copyright check
+			if linenum == 1:
+				match = gentoo_copyright.match(line)
+				if not match:
+					myerrormsg = "Copyright header Error. Possibly date related."
+					stats["ebuild.badheader"] +=1
+					fails["ebuild.badheader"].append(x+"/"+y+".ebuild: %s" % myerrormsg)
+			# Gentoo license check
+			elif linenum == 2:
+				match = gentoo_license.match(line)
+				if not match:
+					myerrormsg = "Gentoo License Error."
+					stats["ebuild.badheader"] +=1
+					fails["ebuild.badheader"].append(x+"/"+y+".ebuild: %s" % myerrormsg)
+			else:
+				match = ignore_line.match(line)
+				if not match:
+					# Excluded Blank lines and full line comments. Good!
+					# Leading Spaces Check
+					match = leading_spaces.match(line)
+					if not match:
+						#Line has got leading spaces. Bad!
+						myerrormsg = "Leading Space Syntax Error. Line %d" % linenum
+						stats["ebuild.minorsyn"] +=1
+						fails["ebuild.minorsyn"].append(x+"/"+y+".ebuild: %s" % myerrormsg)
+					# Trailing whitespace check
+					match = trailing_whitespace.match(line)
+					if not match:
+						#Line has got trailing whitespace. Bad!
+						myerrormsg = "Trailing whitespace Syntax Error. Line %d" % linenum
+						stats["ebuild.minorsyn"] +=1
+						fails["ebuild.minorsyn"].append(x+"/"+y+".ebuild: %s" % myerrormsg)
+					# Line continuation check
+					match = continuation_symbol.match(line)
+					if match:
+						#Excluded lines not even containing a " \" match. Good!
+						line = re.sub(line_continuation_quoted,"\"\"",line)
+						#line has been edited to collapsed "" and '' quotes to "". Good!
+						match = continuation_symbol.match(line)
+						if match:
+							#Again exclude lines not even containing a " \" match. Good!
+							#This repetition is done for a slight performance increase
+							match = line_continuation.match(line)
+							if not match:
+								#Line has a line continuation error. Bad!
+								myerrormsg = "Line continuation (\"\\\") Syntax Error. Line %d" % linenum
+								stats["ebuild.majorsyn"] +=1
+								fails["ebuild.majorsyn"].append(x+"/"+y+".ebuild: %s" % myerrormsg)
 
 	# Check for 'all unstable' or 'all masked' -- ACCEPT_KEYWORDS is stripped
 	# XXX -- Needs to be implemented in dep code. Can't determine ~arch nicely.