2 files changed, 0 insertions, 543 deletions
diff --git a/waflib b/waflib
new file mode 160000
+Subproject 2314e236ca6e7d94a26c3c17091da0f25f5867f
diff --git a/waflib/Tools/tex.py b/waflib/Tools/tex.py
deleted file mode 100644
index eaf9fdb..0000000
--- a/waflib/Tools/tex.py
+++ /dev/null
@@ -1,543 +0,0 @@
-#!/usr/bin/env python
-# encoding: utf-8
-# Thomas Nagy, 2006-2018 (ita)
-
-"""
-TeX/LaTeX/PDFLaTeX/XeLaTeX support
-
-Example::
-
-	def configure(conf):
-		conf.load('tex')
-		if not conf.env.LATEX:
-			conf.fatal('The program LaTex is required')
-
-	def build(bld):
-		bld(
-			features = 'tex',
-			type     = 'latex', # pdflatex or xelatex
-			source   = 'document.ltx', # mandatory, the source
-			outs     = 'ps', # 'pdf' or 'ps pdf'
-			deps     = 'crossreferencing.lst', # to give dependencies directly
-			prompt   = 1, # 0 for the batch mode
-		)
-
-Notes:
-
-- To configure with a special program, use::
-
-     $ PDFLATEX=luatex waf configure
-
-- This tool does not use the target attribute of the task generator
-  (``bld(target=...)``); the target file name is built from the source
-  base name and the output type(s)
-"""
-
-import os, re
-from waflib import Utils, Task, Errors, Logs, Node
-from waflib.TaskGen import feature, before_method
-
-re_bibunit = re.compile(r'\\(?P<type>putbib)\[(?P<file>[^\[\]]*)\]',re.M)
-def bibunitscan(self):
-	"""
-	Parses TeX inputs and try to find the *bibunit* file dependencies
-
-	:return: list of bibunit files
-	:rtype: list of :py:class:`waflib.Node.Node`
-	"""
-	node = self.inputs[0]
-
-	nodes = []
-	if not node:
-		return nodes
-
-	code = node.read()
-	for match in re_bibunit.finditer(code):
-		path = match.group('file')
-		if path:
-			found = None
-			for k in ('', '.bib'):
-				# add another loop for the tex include paths?
-				Logs.debug('tex: trying %s%s', path, k)
-				fi = node.parent.find_resource(path + k)
-				if fi:
-					found = True
-					nodes.append(fi)
-					# no break
-			if not found:
-				Logs.debug('tex: could not find %s', path)
-
-	Logs.debug('tex: found the following bibunit files: %s', nodes)
-	return nodes
-
-exts_deps_tex = ['', '.ltx', '.tex', '.bib', '.pdf', '.png', '.eps', '.ps', '.sty']
-"""List of typical file extensions included in latex files"""
-
-exts_tex = ['.ltx', '.tex']
-"""List of typical file extensions that contain latex"""
-
-re_tex = re.compile(r'\\(?P<type>usepackage|RequirePackage|include|bibliography([^\[\]{}]*)|putbib|includegraphics|input|import|bringin|lstinputlisting)(\[[^\[\]]*\])?{(?P<file>[^{}]*)}',re.M)
-"""Regexp for expressions that may include latex files"""
-
-g_bibtex_re = re.compile('bibdata', re.M)
-"""Regexp for bibtex files"""
-
-g_glossaries_re = re.compile('\\@newglossary', re.M)
-"""Regexp for expressions that create glossaries"""
-
-class tex(Task.Task):
-	"""
-	Compiles a tex/latex file.
-
-	.. inheritance-diagram:: waflib.Tools.tex.latex waflib.Tools.tex.xelatex waflib.Tools.tex.pdflatex
-	"""
-
-	bibtex_fun, _ = Task.compile_fun('${BIBTEX} ${BIBTEXFLAGS} ${SRCFILE}', shell=False)
-	bibtex_fun.__doc__ = """
-	Execute the program **bibtex**
-	"""
-
-	makeindex_fun, _ = Task.compile_fun('${MAKEINDEX} ${MAKEINDEXFLAGS} ${SRCFILE}', shell=False)
-	makeindex_fun.__doc__ = """
-	Execute the program **makeindex**
-	"""
-
-	makeglossaries_fun, _ = Task.compile_fun('${MAKEGLOSSARIES} ${SRCFILE}', shell=False)
-	makeglossaries_fun.__doc__ = """
-	Execute the program **makeglossaries**
-	"""
-
-	def exec_command(self, cmd, **kw):
-		"""
-		Executes TeX commands without buffering (latex may prompt for inputs)
-
-		:return: the return code
-		:rtype: int
-		"""
-		if self.env.PROMPT_LATEX:
-			# capture the outputs in configuration tests
-			kw['stdout'] = kw['stderr'] = None
-		return super(tex, self).exec_command(cmd, **kw)
-
-	def scan_aux(self, node):
-		"""
-		Recursive regex-based scanner that finds included auxiliary files.
-		"""
-		nodes = [node]
-		re_aux = re.compile(r'\\@input{(?P<file>[^{}]*)}', re.M)
-
-		def parse_node(node):
-			code = node.read()
-			for match in re_aux.finditer(code):
-				path = match.group('file')
-				found = node.parent.find_or_declare(path)
-				if found and found not in nodes:
-					Logs.debug('tex: found aux node %r', found)
-					nodes.append(found)
-					parse_node(found)
-		parse_node(node)
-		return nodes
-
-	def scan(self):
-		"""
-		Recursive regex-based scanner that finds latex dependencies. It uses :py:attr:`waflib.Tools.tex.re_tex`
-
-		Depending on your needs you might want:
-
-		* to change re_tex::
-
-			from waflib.Tools import tex
-			tex.re_tex = myregex
-
-		* or to change the method scan from the latex tasks::
-
-			from waflib.Task import classes
-			classes['latex'].scan = myscanfunction
-		"""
-		node = self.inputs[0]
-
-		nodes = []
-		names = []
-		seen = []
-		if not node:
-			return (nodes, names)
-
-		def parse_node(node):
-			if node in seen:
-				return
-			seen.append(node)
-			code = node.read()
-			for match in re_tex.finditer(code):
-
-				multibib = match.group('type')
-				if multibib and multibib.startswith('bibliography'):
-					multibib = multibib[len('bibliography'):]
-					if multibib.startswith('style'):
-						continue
-				else:
-					multibib = None
-
-				for path in match.group('file').split(','):
-					if path:
-						add_name = True
-						found = None
-						for k in exts_deps_tex:
-
-							# issue 1067, scan in all texinputs folders
-							for up in self.texinputs_nodes:
-								Logs.debug('tex: trying %s%s', path, k)
-								found = up.find_resource(path + k)
-								if found:
-									break
-
-
-							for tsk in self.generator.tasks:
-								if not found or found in tsk.outputs:
-									break
-							else:
-								nodes.append(found)
-								add_name = False
-								for ext in exts_tex:
-									if found.name.endswith(ext):
-										parse_node(found)
-										break
-
-							# multibib stuff
-							if found and multibib and found.name.endswith('.bib'):
-								try:
-									self.multibibs.append(found)
-								except AttributeError:
-									self.multibibs = [found]
-
-							# no break, people are crazy
-						if add_name:
-							names.append(path)
-		parse_node(node)
-
-		for x in nodes:
-			x.parent.get_bld().mkdir()
-
-		Logs.debug("tex: found the following : %s and names %s", nodes, names)
-		return (nodes, names)
-
-	def check_status(self, msg, retcode):
-		"""
-		Checks an exit status and raise an error with a particular message
-
-		:param msg: message to display if the code is non-zero
-		:type msg: string
-		:param retcode: condition
-		:type retcode: boolean
-		"""
-		if retcode != 0:
-			raise Errors.WafError('%r command exit status %r' % (msg, retcode))
-
-	def info(self, *k, **kw):
-		try:
-			info = self.generator.bld.conf.logger.info
-		except AttributeError:
-			info = Logs.info
-		info(*k, **kw)
-
-	def bibfile(self):
-		"""
-		Parses *.aux* files to find bibfiles to process.
-		If present, execute :py:meth:`waflib.Tools.tex.tex.bibtex_fun`
-		"""
-		for aux_node in self.aux_nodes:
-			try:
-				ct = aux_node.read()
-			except EnvironmentError:
-				Logs.error('Error reading %s: %r', aux_node.abspath())
-				continue
-
-			if g_bibtex_re.findall(ct):
-				self.info('calling bibtex')
-
-				self.env.env = {}
-				self.env.env.update(os.environ)
-				self.env.env.update({'BIBINPUTS': self.texinputs(), 'BSTINPUTS': self.texinputs()})
-				self.env.SRCFILE = aux_node.name[:-4]
-				self.check_status('error when calling bibtex', self.bibtex_fun())
-
-		for node in getattr(self, 'multibibs', []):
-			self.env.env = {}
-			self.env.env.update(os.environ)
-			self.env.env.update({'BIBINPUTS': self.texinputs(), 'BSTINPUTS': self.texinputs()})
-			self.env.SRCFILE = node.name[:-4]
-			self.check_status('error when calling bibtex', self.bibtex_fun())
-
-	def bibunits(self):
-		"""
-		Parses *.aux* file to find bibunit files. If there are bibunit files,
-		runs :py:meth:`waflib.Tools.tex.tex.bibtex_fun`.
-		"""
-		try:
-			bibunits = bibunitscan(self)
-		except OSError:
-			Logs.error('error bibunitscan')
-		else:
-			if bibunits:
-				fn  = ['bu' + str(i) for i in range(1, len(bibunits) + 1)]
-				if fn:
-					self.info('calling bibtex on bibunits')
-
-				for f in fn:
-					self.env.env = {'BIBINPUTS': self.texinputs(), 'BSTINPUTS': self.texinputs()}
-					self.env.SRCFILE = f
-					self.check_status('error when calling bibtex', self.bibtex_fun())
-
-	def makeindex(self):
-		"""
-		Searches the filesystem for *.idx* files to process. If present,
-		runs :py:meth:`waflib.Tools.tex.tex.makeindex_fun`
-		"""
-		self.idx_node = self.inputs[0].change_ext('.idx')
-		try:
-			idx_path = self.idx_node.abspath()
-			os.stat(idx_path)
-		except OSError:
-			self.info('index file %s absent, not calling makeindex', idx_path)
-		else:
-			self.info('calling makeindex')
-
-			self.env.SRCFILE = self.idx_node.name
-			self.env.env = {}
-			self.check_status('error when calling makeindex %s' % idx_path, self.makeindex_fun())
-
-	def bibtopic(self):
-		"""
-		Lists additional .aux files from the bibtopic package
-		"""
-		p = self.inputs[0].parent.get_bld()
-		if os.path.exists(os.path.join(p.abspath(), 'btaux.aux')):
-			self.aux_nodes += p.ant_glob('*[0-9].aux')
-
-	def makeglossaries(self):
-		"""
-		Lists additional glossaries from .aux files. If present, runs the makeglossaries program.
-		"""
-		src_file = self.inputs[0].abspath()
-		base_file = os.path.basename(src_file)
-		base, _ = os.path.splitext(base_file)
-		for aux_node in self.aux_nodes:
-			try:
-				ct = aux_node.read()
-			except EnvironmentError:
-				Logs.error('Error reading %s: %r', aux_node.abspath())
-				continue
-
-			if g_glossaries_re.findall(ct):
-				if not self.env.MAKEGLOSSARIES:
-					raise Errors.WafError("The program 'makeglossaries' is missing!")
-				Logs.warn('calling makeglossaries')
-				self.env.SRCFILE = base
-				self.check_status('error when calling makeglossaries %s' % base, self.makeglossaries_fun())
-				return
-
-	def texinputs(self):
-		"""
-		Returns the list of texinput nodes as a string suitable for the TEXINPUTS environment variables
-
-		:rtype: string
-		"""
-		return os.pathsep.join([k.abspath() for k in self.texinputs_nodes]) + os.pathsep
-
-	def run(self):
-		"""
-		Runs the whole TeX build process
-
-		Multiple passes are required depending on the usage of cross-references,
-		bibliographies, glossaries, indexes and additional contents
-		The appropriate TeX compiler is called until the *.aux* files stop changing.
-		"""
-		env = self.env
-
-		if not env.PROMPT_LATEX:
-			env.append_value('LATEXFLAGS', '-interaction=batchmode')
-			env.append_value('PDFLATEXFLAGS', '-interaction=batchmode')
-			env.append_value('XELATEXFLAGS', '-interaction=batchmode')
-
-		# important, set the cwd for everybody
-		self.cwd = self.inputs[0].parent.get_bld()
-
-		self.info('first pass on %s', self.__class__.__name__)
-
-		# Hash .aux files before even calling the LaTeX compiler
-		cur_hash = self.hash_aux_nodes()
-
-		self.call_latex()
-
-		# Find the .aux files again since bibtex processing can require it
-		self.hash_aux_nodes()
-
-		self.bibtopic()
-		self.bibfile()
-		self.bibunits()
-		self.makeindex()
-		self.makeglossaries()
-
-		for i in range(10):
-			# There is no need to call latex again if the .aux hash value has not changed
-			prev_hash = cur_hash
-			cur_hash = self.hash_aux_nodes()
-			if not cur_hash:
-				Logs.error('No aux.h to process')
-			if cur_hash and cur_hash == prev_hash:
-				break
-
-			# run the command
-			self.info('calling %s', self.__class__.__name__)
-			self.call_latex()
-
-	def hash_aux_nodes(self):
-		"""
-		Returns a hash of the .aux file contents
-
-		:rtype: string or bytes
-		"""
-		try:
-			self.aux_nodes
-		except AttributeError:
-			try:
-				self.aux_nodes = self.scan_aux(self.inputs[0].change_ext('.aux'))
-			except IOError:
-				return None
-		return Utils.h_list([Utils.h_file(x.abspath()) for x in self.aux_nodes])
-
-	def call_latex(self):
-		"""
-		Runs the TeX compiler once
-		"""
-		self.env.env = {}
-		self.env.env.update(os.environ)
-		self.env.env.update({'TEXINPUTS': self.texinputs()})
-		self.env.SRCFILE = self.inputs[0].abspath()
-		self.check_status('error when calling latex', self.texfun())
-
-class latex(tex):
-	"Compiles LaTeX files"
-	texfun, vars = Task.compile_fun('${LATEX} ${LATEXFLAGS} ${SRCFILE}', shell=False)
-
-class pdflatex(tex):
-	"Compiles PdfLaTeX files"
-	texfun, vars =  Task.compile_fun('${PDFLATEX} ${PDFLATEXFLAGS} ${SRCFILE}', shell=False)
-
-class xelatex(tex):
-	"XeLaTeX files"
-	texfun, vars = Task.compile_fun('${XELATEX} ${XELATEXFLAGS} ${SRCFILE}', shell=False)
-
-class dvips(Task.Task):
-	"Converts dvi files to postscript"
-	run_str = '${DVIPS} ${DVIPSFLAGS} ${SRC} -o ${TGT}'
-	color   = 'BLUE'
-	after   = ['latex', 'pdflatex', 'xelatex']
-
-class dvipdf(Task.Task):
-	"Converts dvi files to pdf"
-	run_str = '${DVIPDF} ${DVIPDFFLAGS} ${SRC} ${TGT}'
-	color   = 'BLUE'
-	after   = ['latex', 'pdflatex', 'xelatex']
-
-class pdf2ps(Task.Task):
-	"Converts pdf files to postscript"
-	run_str = '${PDF2PS} ${PDF2PSFLAGS} ${SRC} ${TGT}'
-	color   = 'BLUE'
-	after   = ['latex', 'pdflatex', 'xelatex']
-
-@feature('tex')
-@before_method('process_source')
-def apply_tex(self):
-	"""
-	Creates :py:class:`waflib.Tools.tex.tex` objects, and
-	dvips/dvipdf/pdf2ps tasks if necessary (outs='ps', etc).
-	"""
-	if not getattr(self, 'type', None) in ('latex', 'pdflatex', 'xelatex'):
-		self.type = 'pdflatex'
-
-	outs = Utils.to_list(getattr(self, 'outs', []))
-
-	# prompt for incomplete files (else the batchmode is used)
-	try:
-		self.generator.bld.conf
-	except AttributeError:
-		default_prompt = False
-	else:
-		default_prompt = True
-	self.env.PROMPT_LATEX = getattr(self, 'prompt', default_prompt)
-
-	deps_lst = []
-
-	if getattr(self, 'deps', None):
-		deps = self.to_list(self.deps)
-		for dep in deps:
-			if isinstance(dep, str):
-				n = self.path.find_resource(dep)
-				if not n:
-					self.bld.fatal('Could not find %r for %r' % (dep, self))
-				if not n in deps_lst:
-					deps_lst.append(n)
-			elif isinstance(dep, Node.Node):
-				deps_lst.append(dep)
-
-	for node in self.to_nodes(self.source):
-		if self.type == 'latex':
-			task = self.create_task('latex', node, node.change_ext('.dvi'))
-		elif self.type == 'pdflatex':
-			task = self.create_task('pdflatex', node, node.change_ext('.pdf'))
-		elif self.type == 'xelatex':
-			task = self.create_task('xelatex', node, node.change_ext('.pdf'))
-
-		task.env = self.env
-
-		# add the manual dependencies
-		if deps_lst:
-			for n in deps_lst:
-				if not n in task.dep_nodes:
-					task.dep_nodes.append(n)
-
-		# texinputs is a nasty beast
-		if hasattr(self, 'texinputs_nodes'):
-			task.texinputs_nodes = self.texinputs_nodes
-		else:
-			task.texinputs_nodes = [node.parent, node.parent.get_bld(), self.path, self.path.get_bld()]
-			lst = os.environ.get('TEXINPUTS', '')
-			if self.env.TEXINPUTS:
-				lst += os.pathsep + self.env.TEXINPUTS
-			if lst:
-				lst = lst.split(os.pathsep)
-			for x in lst:
-				if x:
-					if os.path.isabs(x):
-						p = self.bld.root.find_node(x)
-						if p:
-							task.texinputs_nodes.append(p)
-						else:
-							Logs.error('Invalid TEXINPUTS folder %s', x)
-					else:
-						Logs.error('Cannot resolve relative paths in TEXINPUTS %s', x)
-
-		if self.type == 'latex':
-			if 'ps' in outs:
-				tsk = self.create_task('dvips', task.outputs, node.change_ext('.ps'))
-				tsk.env.env = dict(os.environ)
-			if 'pdf' in outs:
-				tsk = self.create_task('dvipdf', task.outputs, node.change_ext('.pdf'))
-				tsk.env.env = dict(os.environ)
-		elif self.type == 'pdflatex':
-			if 'ps' in outs:
-				self.create_task('pdf2ps', task.outputs, node.change_ext('.ps'))
-	self.source = []
-
-def configure(self):
-	"""
-	Find the programs tex, latex and others without raising errors.
-	"""
-	v = self.env
-	for p in 'tex latex pdflatex xelatex bibtex dvips dvipdf ps2pdf makeindex pdf2ps makeglossaries'.split():
-		try:
-			self.find_program(p, var=p.upper())
-		except self.errors.ConfigurationError:
-			pass
-	v.DVIPSFLAGS = '-Ppdf'
-