make the game buildable on linux (#283)

- Scons -> python3
- include issues

SConstruct

@@ -1,4 +1,3 @@
-
 import os.path as path
 import os
 import subprocess
@@ -34,14 +33,14 @@ env.Replace(tools=[toolset])
 
 # Check for platform support
 if platform not in ("darwin", "win32", "posix"):
-	print "Sorry, your platform is not supported."
-	print "Platform is:", platform
-	print "Specify OS=<your-platform> if you believe this is incorrect."
-	print "(Supported platforms are: darwin, win32, posix)"
+	print("Sorry, your platform is not supported.")
+	print("Platform is:", platform)
+	print("Specify OS=<your-platform> if you believe this is incorrect.")
+	print("(Supported platforms are: darwin, win32, posix)")
 	Exit(1)
-print 'Building for:', platform
-print 'Using toolchain:', toolset
-print 'C++ compiler:', env['CXX']
+print('Building for:', platform)
+print('Using toolchain:', toolset)
+print('C++ compiler:', env['CXX'])
 
 env.VariantDir('#build/obj', 'src')
 env.VariantDir('#build/obj/test', 'test')
@@ -51,15 +50,15 @@ if env['debug']:
 
 # This command generates the header with git revision information
 def gen_gitrev(env, target, source):
-	revid = subprocess.check_output(["git", "rev-parse", "HEAD"]);
-	fulltag = subprocess.check_output(["git", "tag", "--sort=v:refname"]).split('\n')[-1]
-	tagrev = subprocess.check_output(["git", "rev-parse", fulltag]) if fulltag else ""
+	revid = subprocess.check_output(["git", "rev-parse", "HEAD"], text=True);
+	fulltag = subprocess.check_output(["git", "tag", "--sort=v:refname"], text=True).split('\n')[-1]
+	tagrev = subprocess.check_output(["git", "rev-parse", fulltag], text=True) if fulltag else ""
 	with open(target[0].path, 'w') as gitrev_hpp:
-		print >>gitrev_hpp
-		print >>gitrev_hpp, '#define GIT_REVISION "' + revid[0:7] + '"'
-		print >>gitrev_hpp, '#define GIT_TAG "' + fulltag + '"'
-		print >>gitrev_hpp, '#define GIT_TAG_REVISION "' + tagrev[0:7] + '"'
-		print >>gitrev_hpp
+		print(file=gitrev_hpp)
+		print('#define GIT_REVISION "' + revid[0:7] + '"', file=gitrev_hpp)
+		print('#define GIT_TAG "' + fulltag + '"', file=gitrev_hpp)
+		print('#define GIT_TAG_REVISION "' + tagrev[0:7] + '"', file=gitrev_hpp)
+		print(file=gitrev_hpp)
 if path.exists(".git"):
 	git_refs = ['.git/HEAD']
 	with open('.git/HEAD') as git_head:
@@ -111,14 +110,14 @@ if platform == "darwin":
 		return all(not lib.startswith(x) for x in system_prefixes)
 	def get_deps_for(source):
 		deps = subprocess.check_output(['otool', '-L', source]).splitlines()[1:]
-		deps = map(str.strip, deps)
-		deps = filter(is_user_lib, deps)
+		deps = list(map(str.strip, deps))
+		deps = list(filter(is_user_lib, deps))
 		deps = [x.split()[0] for x in deps]
 		return deps
 	def check_deps(source):
 		direct_deps = get_deps_for(source)
 		deps = set()
-		for i in xrange(len(direct_deps)):
+		for i in range(len(direct_deps)):
 			dep = direct_deps[i]
 			if dep.startswith('@rpath/'):
 				direct_deps[i] = dep = dep.split('/', 1)[1]
@@ -227,6 +226,7 @@ if path.exists('deps/include'):
 
 # Include directories
 
+
 env.Append(CPPPATH=Split("""
 	#src/
 	#src/classes/
@@ -236,6 +236,7 @@ env.Append(CPPPATH=Split("""
 	#src/fileio/resmgr/
 	#src/fileio/xml-parser/
 	#src/gfx/
+	#src/dialogxml/
 	#src/dialogxml/dialogs/
 	#src/dialogxml/widgets/
 	#src/scenario/
@@ -248,11 +249,11 @@ if not env.GetOption('clean'):
 	conf = Configure(env)
 
 	if not conf.CheckCC() or not conf.CheckCXX():
-		print "There's a problem with your compiler!"
+		print("There's a problem with your compiler!")
 		Exit(1)
 
 	if not conf.CheckLib('zlib' if (platform == "win32" and 'mingw' not in env["TOOLS"]) else 'z'):
-		print 'zlib must be installed!'
+		print('zlib must be installed!')
 		Exit(1)
 
 	def check_lib(lib, disp, suffixes=[], versions=[]):
@@ -266,7 +267,7 @@ if not env.GetOption('clean'):
 				vc_suffix = '-vc' + env['MSVC_VERSION'].replace('.','')
 				possible_names.append(lib + vc_suffix)
 		n = len(possible_names)
-		for i in xrange(n):
+		for i in range(n):
 			for suff in suffixes:
 				possible_names.append(possible_names[i] + suff)
 		for test in possible_names:
@@ -277,19 +278,20 @@ if not env.GetOption('clean'):
 				if conf.CheckLib(test + ver, language='C++'):
 					bundled_libs.append(test + ver)
 					return # Success!
-		print disp, 'must be installed!'
-		print "  If you're sure it's installed, try passing LIBPATH=..."
+		print(disp, 'must be installed!')
+		print("  If you're sure it's installed, try passing LIBPATH=...")
 		Exit(1)
 
 	def check_header(header, disp):
 		if not conf.CheckCXXHeader(header, '<>'):
-			print disp, 'must be installed!'
-			print "  If you're sure it's installed, try passing INCLUDEPATH=..."
+			print(disp, 'must be installed!')
+			print("  If you're sure it's installed, try passing INCLUDEPATH=...")
 			Exit(1)
 
 	boost_versions = ['-1_54', '-1_55', '-1_56', '-1_57', '-1_58'] # This is a bit of a hack. :(
 	bundled_libs = []
 
+
 	check_header('boost/lexical_cast.hpp', 'Boost.LexicalCast')
 	check_header('boost/optional.hpp', 'Boost.Optional')
 	check_header('boost/ptr_container/ptr_container.hpp', 'Boost.PointerContainer')
@@ -403,9 +405,9 @@ elif platform == "win32":
 		if path.exists("dep/VCRedistInstall.exe"):
 			env.Install("build/Blades of Exile/", "dep/VCRedistInstall.exe")
 		else:
-			print "WARNING: Cannot find installer for the MSVC redistributable libraries for your version of Visual Studio."
-			print "Please download it from Microsoft's website and place it at:"
-			print "      dep/VCRedistInstall.exe"
+			print("WARNING: Cannot find installer for the MSVC redistributable libraries for your version of Visual Studio.")
+			print("Please download it from Microsoft's website and place it at:")
+			print("      dep/VCRedistInstall.exe")
 			# Create it so its lack doesn't cause makensis to break
 			# (Because the installer is an optional component.)
 			open("build/Blades of Exile/VCRedistInstall.exe", 'w').close()

src/dialogxml/widgets/ledgroup.cpp

@@ -7,6 +7,8 @@
  *
  */
 
+#include <climits>
+
 #include "ledgroup.hpp"
 
 #include "dialog.hpp"

src/dialogxml/widgets/pict.hpp

@@ -16,6 +16,7 @@
 
 #include <vector>
 #include <map>
+#include <memory>
 #include "control.hpp"
 #include "pictypes.hpp"
 

src/dialogxml/widgets/stack.hpp

@@ -12,6 +12,7 @@
 #include <vector>
 #include <map>
 #include <string>
+#include <limits>
 #include "container.hpp"
 
 /// A stack groups several controls that represent an array of data.

src/scenedit/scen.btnmg.cpp

@@ -5,6 +5,7 @@
 #include "scen.global.hpp"
 #include <array>
 #include <string>
+#include <memory>
 #include "scen.graphics.hpp"
 #include <cmath>
 #include "scen.btnmg.hpp"

src/skills_traits.hpp

@@ -9,6 +9,8 @@
 #ifndef BoE_SKILLS_TRAITS_HPP
 #define BoE_SKILLS_TRAITS_HPP
 
+#include <iosfwd>
+
 enum class eSkill {
 	INVALID = -1,
 	STRENGTH = 0,

src/universe/pc.hpp

@@ -15,6 +15,7 @@
 #include <array>
 #include <bitset>
 #include <cstdint>
+#include <limits>
 
 #include "item.hpp"
 #include "pictypes.hpp"