From 51a2ad02ba7f9925fb419f36b8c2fc03cd091847 Mon Sep 17 00:00:00 2001
From: Ralf Jung <post@ralfj.de>
Date: Sat, 15 Dec 2012 18:38:37 +0100
Subject: [PATCH] add support for binary shim packages

---
 auto_debuild.py | 26 +++++++++++++++++++++-----
 1 file changed, 21 insertions(+), 5 deletions(-)

diff --git a/auto_debuild.py b/auto_debuild.py
index 441302c..d3a6527 100755
--- a/auto_debuild.py
+++ b/auto_debuild.py
@@ -201,7 +201,8 @@ def createDebianFiles(config):
 	email = config.getstr('email', os.getenv('USER')+'@'+os.uname()[1]) # user@hostname
 	debDir = os.path.expanduser(config.getstr('debDir'))
 	buildSystem = buildSystems[config.getstr('buildSystem')] # get the data immediately
-	version = config.getstr('version')
+	version = config.getstr('version') # version name excluding epoch (used for filenames)
+	fullVersion = str(config.getint('epoch'))+':'+version if 'epoch' in config else version # version name including epoch
 	dbgPackage = config.getbool('dbgPackage', False)
 	parallelJobs = config.getint('parallelJobs', 2)
 	packageArchitecture = config.getstr('architecture', 'any')
@@ -227,19 +228,21 @@ def createDebianFiles(config):
 		print >>f, "Auto-generated by auto-debuild, not suited for distribution"
 	# changelog file
 	with open('debian/changelog', 'w') as f:
-		print >>f, sourceName,"("+version+")","UNRELEASED; urgency=low"
+		print >>f, sourceName,"("+fullVersion+")","UNRELEASED; urgency=low"
 		print >>f, ""
 		print >>f, "  * Auto-generated by auto-debuild"
 		print >>f, ""
 		print >>f, " --",name,"<"+email+">  "+time.strftime('%a, %d %b %Y %H:%M:%S %z')
 	# control file
 	with open('debian/control', 'w') as f:
+		# source package
 		print >>f, "Source:",sourceName
 		print >>f, "Section:",config.getstr('section', 'misc')
 		print >>f, "Priority: extra"
 		print >>f, "Maintainer: %s <%s>" % (name, email)
 		writeDependency(f, 'Build-Depends', ["debhelper (>= 9)"] + buildSystem.buildDepends + config.get('buildDepends', []))
 		print >>f, "Standards-Version: 3.9.3"
+		# main binary package
 		print >>f, ""
 		print >>f, "Package:",binaryName
 		print >>f, "Architecture:",packageArchitecture
@@ -256,6 +259,7 @@ def createDebianFiles(config):
 		print >>f, "Description:",sourceName,"(auto-debuild)"
 		print >>f, " Package auto-generated by auto-debuild."
 		files.append(os.path.join(debDir, "%s_%s_%s.deb" % (binaryName, version, arch)))
+		# debug package
 		if dbgPackage:
 			print >>f, ""
 			print >>f, "Package:",binaryName+"-dbg"
@@ -266,6 +270,17 @@ def createDebianFiles(config):
 			print >>f, "Description:",sourceName,"debug smbols (auto-debuild)"
 			print >>f, " Package containing debug symbols for "+sourceName+", auto-generated by auto-debuild."
 			files.append(os.path.join(debDir, "%s-dbg_%s_%s.deb" % (binaryName, version, arch)))
+		# shim packages
+		for shim in config.get('binaryShims', []):
+			print >>f, ""
+			print >>f, "Package:",shim
+			print >>f, "Section:",config.getstr('section', 'misc')
+			print >>f, "Priority: extra"
+			print >>f, "Architecture:",packageArchitecture
+			writeDependency(f, "Depends", ["${misc:Depends}", binaryName+" (= ${binary:Version})"])
+			print >>f, "Description:",sourceName,"shim for",shim,"(auto-debuild)"
+			print >>f, " Package pretending to be "+shim+", auto-generated by auto-debuild."
+			files.append(os.path.join(debDir, "%s_%s_%s.deb" % (shim, version, arch)))
 	# install file
 	with open('debian/'+binaryName+'.install', 'w') as f:
 		for line in config.get('binaryInstallFiles', []):
@@ -321,10 +336,11 @@ def createDebianFiles(config):
 		if 'binarySkipFiles' in config:
 			if not 'auto_install' in r.rules: r.rules['auto_install'] = ['dh_auto_install'] # make sure there is an override
 			r.rules['auto_install'].append(safeCall('cd', 'debian/'+binaryName) + " && " + safeCall('rm', *config.get('binarySkipFiles')))
-		# for debug packages
+		# debug packages
 		if dbgPackage:
 			r.rules['strip'] = [safeCall('dh_strip', '--dbg-package='+binaryName+"-dbg")] # put debug files in appropriate package
-			r.rules['installdocs'] = [safeCall('dh_installdocs', '--link-doc='+binaryName)] # make the doc folder of the dbg package a symlink
+		# make the doc folder of the other packages a symlink (dbg, shims)
+		r.rules['installdocs'] = [safeCall('dh_installdocs', '--link-doc='+binaryName)]
 		# wait after configuration?
 		if config.getbool('waitAfterConfig', False):
 			if not 'auto_configure' in r.rules: r.rules['auto_configure'] = ['dh_auto_configure'] # make sure there is an override
@@ -342,7 +358,7 @@ def buildDebianPackage(config):
 	commands = ['dpkg-checkbuilddeps', 'debian/rules clean', 'debian/rules build', 'fakeroot debian/rules binary']
 	command = ['bash', '-c', ' && '.join(commands)] # make it all one command, so we don't have to open and close the chroot too often
 	subprocess.check_call(commandInBuildEnv(config, command))
-	shutil.rmtree('debian') # it only contains what we just created
+	shutil.rmtree('debian') # cleanup: the debian folder only contains what we just created
 
 ###################################################################
 # if we are called directly as script
-- 
2.30.2