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#! /usr/bin/env python
# encoding: utf-8
import os,re
import Utils,TaskGen,Task,Runner,Build
from TaskGen import feature,before
from Logs import error,warn,debug
re_tex=re.compile(r'\\(?P<type>include|input|import|bringin){(?P<file>[^{}]*)}',re.M)
def scan(self):
node=self.inputs[0]
env=self.env
nodes=[]
names=[]
if not node:return(nodes,names)
code=Utils.readf(node.abspath(env))
curdirnode=self.curdirnode
abs=curdirnode.abspath()
for match in re_tex.finditer(code):
path=match.group('file')
if path:
for k in['','.tex','.ltx']:
debug('tex: trying %s%s'%(path,k))
try:
os.stat(abs+os.sep+path+k)
except OSError:
continue
found=path+k
node=curdirnode.find_resource(found)
if node:
nodes.append(node)
else:
debug('tex: could not find %s'%path)
names.append(path)
debug("tex: found the following : %s and names %s"%(nodes,names))
return(nodes,names)
g_bibtex_re=re.compile('bibdata',re.M)
def tex_build(task,command='LATEX'):
env=task.env
bld=task.generator.bld
com='%s %s'%(env[command],env.get_flat(command+'FLAGS'))
if not env['PROMPT_LATEX']:com="%s %s"%(com,'-interaction=batchmode')
node=task.inputs[0]
reldir=node.bld_dir(env)
srcfile=node.srcpath(env)
lst=[]
for c in Utils.split_path(reldir):
if c:lst.append('..')
sr=os.path.join(*(lst+[srcfile]))
sr2=os.path.join(*(lst+[node.parent.srcpath(env)]))
aux_node=node.change_ext('.aux')
idx_node=node.change_ext('.idx')
hash=''
old_hash=''
nm=aux_node.name
docuname=nm[:len(nm)-4]
latex_compile_cmd='cd %s && TEXINPUTS=%s:$TEXINPUTS %s %s'%(reldir,sr2,com,sr)
warn('first pass on %s'%command)
ret=bld.exec_command(latex_compile_cmd)
if ret:return ret
try:
ct=Utils.readf(aux_node.abspath(env))
except(OSError,IOError):
error('error bibtex scan')
else:
fo=g_bibtex_re.findall(ct)
if fo:
bibtex_compile_cmd='cd %s && BIBINPUTS=%s:$BIBINPUTS %s %s'%(reldir,sr2,env['BIBTEX'],docuname)
warn('calling bibtex')
ret=bld.exec_command(bibtex_compile_cmd)
if ret:
error('error when calling bibtex %s'%bibtex_compile_cmd)
return ret
try:
idx_path=idx_node.abspath(env)
os.stat(idx_path)
except OSError:
error('error file.idx scan')
else:
makeindex_compile_cmd='cd %s && %s %s'%(reldir,env['MAKEINDEX'],idx_path)
warn('calling makeindex')
ret=bld.exec_command(makeindex_compile_cmd)
if ret:
error('error when calling makeindex %s'%makeindex_compile_cmd)
return ret
i=0
while i<10:
i+=1
old_hash=hash
try:
hash=Utils.h_file(aux_node.abspath(env))
except KeyError:
error('could not read aux.h -> %s'%aux_node.abspath(env))
pass
if hash and hash==old_hash:break
warn('calling %s'%command)
ret=bld.exec_command(latex_compile_cmd)
if ret:
error('error when calling %s %s'%(command,latex_compile_cmd))
return ret
return 0
latex_vardeps=['LATEX','LATEXFLAGS']
def latex_build(task):
return tex_build(task,'LATEX')
pdflatex_vardeps=['PDFLATEX','PDFLATEXFLAGS']
def pdflatex_build(task):
return tex_build(task,'PDFLATEX')
class tex_taskgen(TaskGen.task_gen):
def __init__(self,*k,**kw):
TaskGen.task_gen.__init__(self,*k,**kw)
def apply_tex(self):
if not getattr(self,'type',None)in['latex','pdflatex']:
self.type='pdflatex'
tree=self.bld
outs=Utils.to_list(getattr(self,'outs',[]))
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)
self.source=self.to_list(self.source)
for filename in self.source:
base,ext=os.path.splitext(filename)
node=self.path.find_resource(filename)
if not node:raise Utils.WafError('cannot find %s'%filename)
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'))
task.env=self.env
task.curdirnode=self.path
if deps_lst:
variant=node.variant(self.env)
try:
lst=tree.node_deps[task.unique_id()]
for n in deps_lst:
if not n in lst:
lst.append(n)
except KeyError:
tree.node_deps[task.unique_id()]=deps_lst
if self.type=='latex':
if'ps'in outs:
self.create_task('dvips',task.outputs,node.change_ext('.ps'))
if'pdf'in outs:
self.create_task('dvipdf',task.outputs,node.change_ext('.pdf'))
elif self.type=='pdflatex':
if'ps'in outs:
self.create_task('pdf2ps',task.outputs,node.change_ext('.ps'))
self.source=[]
def detect(conf):
v=conf.env
for p in'tex latex pdflatex bibtex dvips dvipdf ps2pdf makeindex pdf2ps'.split():
conf.find_program(p,var=p.upper())
v[p.upper()+'FLAGS']=''
v['DVIPSFLAGS']='-Ppdf'
b=Task.simple_task_type
b('tex','${TEX} ${TEXFLAGS} ${SRC}',color='BLUE',shell=False)
b('bibtex','${BIBTEX} ${BIBTEXFLAGS} ${SRC}',color='BLUE',shell=False)
b('dvips','${DVIPS} ${DVIPSFLAGS} ${SRC} -o ${TGT}',color='BLUE',after="latex pdflatex tex bibtex",shell=False)
b('dvipdf','${DVIPDF} ${DVIPDFFLAGS} ${SRC} ${TGT}',color='BLUE',after="latex pdflatex tex bibtex",shell=False)
b('pdf2ps','${PDF2PS} ${PDF2PSFLAGS} ${SRC} ${TGT}',color='BLUE',after="dvipdf pdflatex",shell=False)
b=Task.task_type_from_func
cls=b('latex',latex_build,vars=latex_vardeps)
cls.scan=scan
cls=b('pdflatex',pdflatex_build,vars=pdflatex_vardeps)
cls.scan=scan
feature('tex')(apply_tex)
before('apply_core')(apply_tex)
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