X-Git-Url: https://git.ralfj.de/auto-debuild.git/blobdiff_plain/58ba5650908a996bb32682a724831cdc07509263..ec078fb31f8ec2d9fde115a58ab064f7bbabb6b4:/auto_debuild.py

diff --git a/auto_debuild.py b/auto_debuild.py
index 86f5805..8441f07 100755
--- a/auto_debuild.py
+++ b/auto_debuild.py
@@ -30,7 +30,9 @@ class RulesFile:
 	def write(self, f):
 		print >>f, "#!/usr/bin/make -f"
 		print >>f, ""
-		print >>f, "%:"
+		print >>f, ".PHONY: build" # there may be a directory called "build"
+		print >>f, ""
+		print >>f, "build %:" # need to mention "build" here again explicitly
 		print >>f, '\t'+self.env2str()+' dh $@ '+safeCall(*self.dh)
 		for rule in self.rules:
 			print >>f, ""
@@ -40,7 +42,7 @@ class RulesFile:
 
 # build-system specific part of rules file
 def cmakeRules(config):
-	buildDir = config.get('buildDir', 'build.dir') # "build" is not a good idea, as that's also the name of a target...
+	buildDir = config.get('buildDir', 'build')
 	srcDir = os.getcwd()
 	r = RulesFile()
 	r.dh += ["--buildsystem=cmake", "--builddirectory="+buildDir] # dh parameters
@@ -91,14 +93,15 @@ def writeDependency(f, name, list):
 def createDebianFiles(config):
 	sourceName = config['sourceName']
 	binaryName = config.get('binaryName', sourceName+'-local')
-	name = config.get('name', os.getlogin())
-	email = config.get('email', os.getlogin()+'@'+os.uname()[1]) # user@hostname
+	name = config.get('name', os.getenv('USER')) # os.getlogin() fails in minimal chroots
+	email = config.get('email', os.getenv('USER')+'@'+os.uname()[1]) # user@hostname
 	debDir = os.path.expanduser(config['debDir'])
 	buildSystem = config['buildSystem']
 	version = config['version']
 	dbgPackage = config.get('dbgPackage', False)
 	parallelJobs = int(config.get('parallelJobs', 2))
 	packageArchitecture = config.get('architecture', 'any')
+	withPython2 = config.get('withPython2', False)
 	# we return the list of files generated, so we need to know the architecture
 	arch = getArchitecture(config)
 	files = []
@@ -106,7 +109,7 @@ def createDebianFiles(config):
 	if os.path.exists('debian'): raise Exception('debian folder already exists?')
 	os.mkdir('debian')
 	os.mkdir('debian/source')
-	if not os.path.exists(debDir): os.mkdir(debDir)
+	if not os.path.exists(debDir): os.makedirs(debDir)
 	# source format file
 	with open('debian/source/format', 'w') as f:
 		print >>f, "3.0 (native)"
@@ -138,6 +141,7 @@ def createDebianFiles(config):
 		writeDependency(f, "Depends", ["${shlibs:Depends}", "${misc:Depends}"] + config.get('binaryDepends', []))
 		writeDependency(f, "Recommends", config.get('binaryRecommends', []))
 		writeDependency(f, "Provides", config.get('binaryProvides', [sourceName]))
+		writeDependency(f, "Conflicts", config.get('binaryConflicts', []))
 		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)))
@@ -155,6 +159,31 @@ def createDebianFiles(config):
 			if line.startswith('/'): # a file from within the package, not from the source tree
 				line = 'debian/'+binaryName+line
 			print >>f, line
+	# maintainer scripts for alternatives
+	if 'alternatives' in config:
+		with open('debian/'+binaryName+'.postinst', 'w') as f:
+			print >>f, "#!/bin/sh"
+			print >>f, "set -e"
+			print >>f, 'if [ "$1" = "configure" ]; then'
+			for alternative in config['alternatives']:
+				print >>f, safeCall('update-alternatives', '--install', alternative['link'], alternative['name'], alternative['target'],
+					str(alternative['priority']))
+			print >>f, 'fi'
+			print >>f, ''
+			print >>f, '#DEBHELPER#'
+			print >>f, ''
+			print >>f, 'exit 0'
+		with open('debian/'+binaryName+'.prerm', 'w') as f:
+			print >>f, "#!/bin/sh"
+			print >>f, "set -e"
+			print >>f, 'if [ "$1" = "remove" ]; then'
+			for alternative in config['alternatives']:
+				print >>f, safeCall('update-alternatives', '--remove', alternative['name'], alternative['target'])
+			print >>f, 'fi'
+			print >>f, ''
+			print >>f, '#DEBHELPER#'
+			print >>f, ''
+			print >>f, 'exit 0'
 	# rules file: build system specific
 	with open('debian/rules', 'w') as f:
 		# get rule file for build system: may only touch auto_config and auto_clean rules and the dh options
@@ -171,6 +200,9 @@ def createDebianFiles(config):
 			r.env["DEB_CFLAGS_APPEND"] = '-g0'
 			r.env["DEB_CXXFLAGS_APPEND"] = '-g0'
 		r.dh += ['--parallel']
+		if withPython2:
+			r.dh += ['--with=python2']
+			r.rules['python2'] = ['dh_python2 --no-guessing-versions']
 		r.rules['builddeb'] = [safeCall('dh_builddeb', "--destdir="+debDir)] # passing this gobally to dh results in weird problems (like stuff being installed there, and not in the package...)
 		r.rules['auto_test'] = []
 		# installation rule
@@ -201,23 +233,33 @@ def buildDebianPackage(config):
 ###################################################################
 # if we are called directly as script
 if __name__ == "__main__":
-	import imp
-	# get config
-	config = imp.load_source('config', 'auto-debuild.conf').__dict__
-	os.remove('auto-debuild.confc')
-	# generate debian files
-	if os.path.exists('debian'):
-		if raw_input("A debian folder already exists, to you want to remove it (y/N)? ").lower() != "y":
-			sys.exit(1)
-		shutil.rmtree('debian')
-	files = createDebianFiles(config)
-	# check if a file is overwritten
-	for file in files:
-		if os.path.exists(file):
-			if raw_input("Do you want to overwrite %s (y/N)? " % file).lower() != "y":
+	try:
+		import imp
+		# get config
+		config = imp.load_source('config', 'auto-debuild.conf').__dict__
+		os.remove('auto-debuild.confc')
+		# generate debian files
+		if os.path.exists('debian'):
+			if raw_input("A debian folder already exists, to you want to remove it (y/N)? ").lower() != "y":
 				sys.exit(1)
-	# run compilation
-	buildDebianPackage(config)
-	# install files
-	print "Installing created deb files..."
-	subprocess.check_call(['sudo', 'dpkg', '--install'] + files)
+			shutil.rmtree('debian')
+		files = createDebianFiles(config)
+		# check if a file is overwritten
+		for file in files:
+			if os.path.exists(file):
+				if raw_input("Do you want to overwrite %s (y/N)? " % file).lower() != "y":
+					sys.exit(1)
+		# run compilation
+		buildDebianPackage(config)
+		# install files
+		print "Installing created deb files..."
+		subprocess.check_call(['sudo', 'dpkg', '--install'] + files)
+	except (subprocess.CalledProcessError, KeyboardInterrupt) as e: # for some exceptions, a stackrace is usually pointless
+		print >> sys.stderr
+		print >> sys.stderr
+		if isinstance(e, KeyboardInterrupt): # str(e) would be the empty string
+			print >> sys.stderr, "Interruped by user"
+		else:
+			print >> sys.stderr, "Error during package creation: %s" % str(e)
+		print >> sys.stderr
+		sys.exit(1)