From a8ac802d74cf0b3092849a2adc9bd2a0a2a257e5 Mon Sep 17 00:00:00 2001
From: Ralf Jung <post@ralfj.de>
Date: Fri, 27 Jul 2012 14:36:01 +0200
Subject: [PATCH] Properly escape folder names, add support for custom build
 directory

---
 auto_debuild.py | 44 ++++++++++++++++++++++++++++++++++----------
 1 file changed, 34 insertions(+), 10 deletions(-)

diff --git a/auto_debuild.py b/auto_debuild.py
index eda72e3..efc36eb 100755
--- a/auto_debuild.py
+++ b/auto_debuild.py
@@ -2,18 +2,36 @@
 import os, stat, time, subprocess, sys
 from collections import OrderedDict
 
+# some utility functions
+def safeCall(args):
+	res = ""
+	for arg in args:
+		assert arg.find("'") < 0 # ' is not supported
+		if len(res): res += " "
+		res += "'"+arg+"'"
+	return res
+
 # abstract representation of rules file
 class RulesFile:
 	def __init__(self):
-		self.env = []
+		self.env = {}
 		self.dh = []
 		self.rules = OrderedDict()
 	
+	def env2str(self):
+		res = ""
+		for name in self.env: # we rely on the name being sane (i.e., no special characters)
+			val = self.env[name]
+			assert val.find("'") < 0 # ' is not supported
+			if len(res): res += " "
+			res += name+"='"+val+"'"
+		return res
+
 	def write(self, f):
 		print >>f, "#!/usr/bin/make -f"
 		print >>f, ""
 		print >>f, "%:"
-		print >>f, '\t'+' '.join(self.env)+' dh $@',' '.join(self.dh)
+		print >>f, '\t'+self.env2str()+' dh $@ '+safeCall(self.dh)
 		for rule in self.rules:
 			print >>f, ""
 			print >>f, "override_dh_"+rule+":"
@@ -22,13 +40,16 @@ 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...
+	srcDir = os.getcwd()
 	r = RulesFile()
-	r.dh += ["--buildsystem=cmake", "--builddirectory=build.dir"] # dh parameters: "build" is not a good idea, as that's also the name of a target...
+	r.dh += ["--buildsystem=cmake", "--builddirectory="+buildDir] # dh parameters
 	r.rules['auto_configure'] = [
-		'mkdir -p build.dir',
-		"cd build.dir && cmake .. -DCMAKE_INSTALL_PREFIX=/usr "+' '.join(config.get('cmakeParameters', []))
+		safeCall(["mkdir", "-p", buildDir]),
+		safeCall(["cd", buildDir]) + " && " +
+		  safeCall(["cmake", srcDir, "-DCMAKE_INSTALL_PREFIX=/usr"] + config.get('cmakeParameters', []))
 	]
-	r.rules['auto_clean'] = ['rm -f build.dir/CMakeCache.txt'] # clean old cmake cache
+	r.rules['auto_clean'] = [safeCall(['rm', '-f', os.path.join(buildDir, 'CMakeCache.txt')])] # clean old cmake cache
 	return r
 
 def automakeRules(config):
@@ -133,12 +154,15 @@ def createDebianFiles(config):
 		else:
 			raise Exception("Invalid build system "+buildSystem)
 		# global rules
-		r.env += ["DEB_BUILD_OPTIONS='parallel=2'"]
-		if not dbgPackage: r.env += ["DEB_CFLAGS_APPEND='-g0'", "DEB_CXXFLAGS_APPEND='-g0'"] # disable debug information
+		r.env["DEB_BUILD_OPTIONS"] = 'parallel=2'
+		if not dbgPackage:
+			# disable debug information
+			r.env["DEB_CFLAGS_APPEND"] = '-g0'
+			r.env["DEB_CXXFLAGS_APPEND"] = '-g0'
 		r.dh += ['--parallel']
-		r.rules['builddeb'] = ['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['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'] = []
-		r.rules['auto_install'] = ['dh_auto_install --destdir=debian/'+binaryName] # install everything into the binary package
+		r.rules['auto_install'] = [safeCall(['dh_auto_install', '--destdir=debian/'+binaryName])] # install everything into the binary package
 		# for debug packages
 		if dbgPackage:
 			r.rules['strip'] = ['dh_strip --dbg-package='+binaryName+"-dbg"] # put debug files in appropriate package
-- 
2.30.2