mirror of
https://gitlab.com/ita1024/waf.git
synced 2024-11-17 15:39:59 +01:00
416 lines
12 KiB
Python
416 lines
12 KiB
Python
#!/usr/bin/env python
|
|
# encoding: utf-8
|
|
# Thomas Nagy, 2006-2010 (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
|
|
)
|
|
|
|
To configure with a special program use::
|
|
|
|
$ PDFLATEX=luatex waf configure
|
|
"""
|
|
|
|
import os, re
|
|
from waflib import Utils, Task, Errors, Logs
|
|
from waflib.TaskGen import feature, before_method
|
|
|
|
re_bibunit = re.compile(r'\\(?P<type>putbib)\[(?P<file>[^\[\]]*)\]',re.M)
|
|
def bibunitscan(self):
|
|
"""
|
|
Parse the inputs and try to find the *bibunit* 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:
|
|
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:
|
|
nodes.append(fi)
|
|
# no break, people are crazy
|
|
else:
|
|
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']
|
|
"""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>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"""
|
|
|
|
class tex(Task.Task):
|
|
"""
|
|
Compile 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**
|
|
"""
|
|
|
|
def exec_command(self, cmd, **kw):
|
|
"""
|
|
Override :py:meth:`waflib.Task.Task.exec_command` to execute the command without buffering (latex may prompt for inputs)
|
|
|
|
:return: the return code
|
|
:rtype: int
|
|
"""
|
|
bld = self.generator.bld
|
|
try:
|
|
if not kw.get('cwd', None):
|
|
kw['cwd'] = bld.cwd
|
|
except AttributeError:
|
|
bld.cwd = kw['cwd'] = bld.variant_dir
|
|
return Utils.subprocess.Popen(cmd, **kw).wait()
|
|
|
|
def scan_aux(self, node):
|
|
"""
|
|
A 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 ' + found.abspath())
|
|
nodes.append(found)
|
|
parse_node(found)
|
|
|
|
parse_node(node)
|
|
return nodes
|
|
|
|
def scan(self):
|
|
"""
|
|
A 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()
|
|
global re_tex
|
|
for match in re_tex.finditer(code):
|
|
for path in match.group('file').split(','):
|
|
if path:
|
|
add_name = True
|
|
found = None
|
|
for k in exts_deps_tex:
|
|
Logs.debug('tex: trying %s%s' % (path, k))
|
|
found = node.parent.find_resource(path + k)
|
|
if found and not found in self.outputs:
|
|
nodes.append(found)
|
|
add_name = False
|
|
for ext in exts_tex:
|
|
if found.name.endswith(ext):
|
|
parse_node(found)
|
|
break
|
|
# 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):
|
|
"""
|
|
Check 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 bibfile(self):
|
|
"""
|
|
Parse the *.aux* files to find a bibfile to process.
|
|
If yes, execute :py:meth:`waflib.Tools.tex.tex.bibtex_fun`
|
|
"""
|
|
need_bibtex = False
|
|
try:
|
|
for aux_node in self.aux_nodes:
|
|
ct = aux_node.read()
|
|
if g_bibtex_re.findall(ct):
|
|
need_bibtex = True
|
|
break
|
|
except (OSError, IOError):
|
|
Logs.error('error bibtex scan')
|
|
else:
|
|
# only the main .aux file needs to be processed
|
|
if need_bibtex:
|
|
Logs.warn('calling bibtex')
|
|
|
|
self.env.env = {}
|
|
self.env.env.update(os.environ)
|
|
self.env.env.update({'BIBINPUTS': self.TEXINPUTS, 'BSTINPUTS': self.TEXINPUTS})
|
|
self.env.SRCFILE = self.aux_nodes[0].name[:-4]
|
|
self.check_status('error when calling bibtex', self.bibtex_fun())
|
|
|
|
def bibunits(self):
|
|
"""
|
|
Parse the *.aux* file to find bibunit files. If there are bibunit files,
|
|
execute :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 xrange(1, len(bibunits) + 1)]
|
|
if fn:
|
|
Logs.warn('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):
|
|
"""
|
|
Look on the filesystem if there is a *.idx* file to process. If yes, execute
|
|
:py:meth:`waflib.Tools.tex.tex.makeindex_fun`
|
|
"""
|
|
try:
|
|
idx_path = self.idx_node.abspath()
|
|
os.stat(idx_path)
|
|
except OSError:
|
|
Logs.warn('index file %s absent, not calling makeindex' % idx_path)
|
|
else:
|
|
Logs.warn('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 run(self):
|
|
"""
|
|
Runs the TeX build process.
|
|
|
|
It may require multiple passes, depending on the usage of cross-references,
|
|
bibliographies, content susceptible of needing such passes.
|
|
The appropriate TeX compiler is called until the *.aux* files stop changing.
|
|
|
|
Makeindex and bibtex are called if necessary.
|
|
"""
|
|
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')
|
|
|
|
fun = self.texfun
|
|
|
|
node = self.inputs[0]
|
|
srcfile = node.abspath()
|
|
|
|
texinputs = self.env.TEXINPUTS or ''
|
|
self.TEXINPUTS = node.parent.get_bld().abspath() + os.pathsep + node.parent.get_src().abspath() + os.pathsep + texinputs + os.pathsep
|
|
|
|
# important, set the cwd for everybody
|
|
self.cwd = self.inputs[0].parent.get_bld().abspath()
|
|
|
|
Logs.warn('first pass on %s' % self.__class__.__name__)
|
|
|
|
self.env.env = {}
|
|
self.env.env.update(os.environ)
|
|
self.env.env.update({'TEXINPUTS': self.TEXINPUTS})
|
|
self.env.SRCFILE = srcfile
|
|
self.check_status('error when calling latex', fun())
|
|
|
|
self.aux_nodes = self.scan_aux(node.change_ext('.aux'))
|
|
self.idx_node = node.change_ext('.idx')
|
|
|
|
self.bibfile()
|
|
self.bibunits()
|
|
self.makeindex()
|
|
|
|
hash = ''
|
|
for i in range(10):
|
|
# prevent against infinite loops - one never knows
|
|
|
|
# watch the contents of file.aux and stop if file.aux does not change anymore
|
|
prev_hash = hash
|
|
try:
|
|
hashes = [Utils.h_file(x.abspath()) for x in self.aux_nodes]
|
|
hash = Utils.h_list(hashes)
|
|
except (OSError, IOError):
|
|
Logs.error('could not read aux.h')
|
|
pass
|
|
if hash and hash == prev_hash:
|
|
break
|
|
|
|
# run the command
|
|
Logs.warn('calling %s' % self.__class__.__name__)
|
|
|
|
self.env.env = {}
|
|
self.env.env.update(os.environ)
|
|
self.env.env.update({'TEXINPUTS': self.TEXINPUTS})
|
|
self.env.SRCFILE = srcfile
|
|
self.check_status('error when calling %s' % self.__class__.__name__, fun())
|
|
|
|
class latex(tex):
|
|
texfun, vars = Task.compile_fun('${LATEX} ${LATEXFLAGS} ${SRCFILE}', shell=False)
|
|
class pdflatex(tex):
|
|
texfun, vars = Task.compile_fun('${PDFLATEX} ${PDFLATEXFLAGS} ${SRCFILE}', shell=False)
|
|
class xelatex(tex):
|
|
texfun, vars = Task.compile_fun('${XELATEX} ${XELATEXFLAGS} ${SRCFILE}', shell=False)
|
|
|
|
class dvips(Task.Task):
|
|
run_str = '${DVIPS} ${DVIPSFLAGS} ${SRC} -o ${TGT}'
|
|
color = 'BLUE'
|
|
after = ['latex', 'pdflatex', 'xelatex']
|
|
|
|
class dvipdf(Task.Task):
|
|
run_str = '${DVIPDF} ${DVIPDFFLAGS} ${SRC} ${TGT}'
|
|
color = 'BLUE'
|
|
after = ['latex', 'pdflatex', 'xelatex']
|
|
|
|
class pdf2ps(Task.Task):
|
|
run_str = '${PDF2PS} ${PDF2PSFLAGS} ${SRC} ${TGT}'
|
|
color = 'BLUE'
|
|
after = ['latex', 'pdflatex', 'xelatex']
|
|
|
|
@feature('tex')
|
|
@before_method('process_source')
|
|
def apply_tex(self):
|
|
"""
|
|
Create :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'
|
|
|
|
tree = self.bld
|
|
outs = Utils.to_list(getattr(self, 'outs', []))
|
|
|
|
# prompt for incomplete files (else the batchmode is used)
|
|
self.env['PROMPT_LATEX'] = getattr(self, 'prompt', 1)
|
|
|
|
deps_lst = []
|
|
|
|
if getattr(self, 'deps', None):
|
|
deps = self.to_list(self.deps)
|
|
for filename in deps:
|
|
n = self.path.find_resource(filename)
|
|
if not n in deps_lst: deps_lst.append(n)
|
|
|
|
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:
|
|
try:
|
|
lst = tree.node_deps[task.uid()]
|
|
for n in deps_lst:
|
|
if not n in lst:
|
|
lst.append(n)
|
|
except KeyError:
|
|
tree.node_deps[task.uid()] = deps_lst
|
|
|
|
if self.type == 'latex':
|
|
if 'ps' in outs:
|
|
tsk = self.create_task('dvips', task.outputs, node.change_ext('.ps'))
|
|
tsk.env.env = {'TEXINPUTS' : node.parent.abspath() + os.pathsep + self.path.abspath() + os.pathsep + self.path.get_bld().abspath()}
|
|
if 'pdf' in outs:
|
|
tsk = self.create_task('dvipdf', task.outputs, node.change_ext('.pdf'))
|
|
tsk.env.env = {'TEXINPUTS' : node.parent.abspath() + os.pathsep + self.path.abspath() + os.pathsep + self.path.get_bld().abspath()}
|
|
elif self.type == 'pdflatex':
|
|
if 'ps' in outs:
|
|
self.create_task('pdf2ps', task.outputs, node.change_ext('.ps'))
|
|
self.source = []
|
|
|
|
def configure(self):
|
|
"""
|
|
Try to find the programs tex, latex and others. Do not raise any error if they
|
|
are not found.
|
|
"""
|
|
v = self.env
|
|
for p in 'tex latex pdflatex xelatex bibtex dvips dvipdf ps2pdf makeindex pdf2ps'.split():
|
|
try:
|
|
self.find_program(p, var=p.upper())
|
|
except self.errors.ConfigurationError:
|
|
pass
|
|
v['DVIPSFLAGS'] = '-Ppdf'
|
|
|