+def tex_eps_emitter(target, source, env):
+ """An emitter for TeX and LaTeX sources when
+ executing tex or latex. It will accept .ps and .eps
+ graphics files
+ """
+ (target, source) = tex_emitter_core(target, source, env, TexGraphics)
+
+ return (target, source)
+
+def tex_pdf_emitter(target, source, env):
+ """An emitter for TeX and LaTeX sources when
+ executing pdftex or pdflatex. It will accept graphics
+ files of types .pdf, .jpg, .png, .gif, and .tif
+ """
+ (target, source) = tex_emitter_core(target, source, env, LatexGraphics)
+
+ return (target, source)
+
+def ScanFiles(theFile, target, paths, file_tests, file_tests_search, env, graphics_extensions, targetdir, aux_files):
+ """ For theFile (a Node) update any file_tests and search for graphics files
+ then find all included files and call ScanFiles recursively for each of them"""
+
+ content = theFile.get_text_contents()
+ if Verbose:
+ print " scanning ",str(theFile)
+
+ for i in range(len(file_tests_search)):
+ if file_tests[i][0] is None:
+ file_tests[i][0] = file_tests_search[i].search(content)
+
+ incResult = includeOnly_re.search(content)
+ if incResult:
+ aux_files.append(os.path.join(targetdir, incResult.group(1)))
+ if Verbose:
+ print "\include file names : ", aux_files
+ # recursively call this on each of the included files
+ inc_files = [ ]
+ inc_files.extend( include_re.findall(content) )
+ if Verbose:
+ print "files included by '%s': "%str(theFile),inc_files
+ # inc_files is list of file names as given. need to find them
+ # using TEXINPUTS paths.
+
+ for src in inc_files:
+ srcNode = FindFile(src,['.tex','.ltx','.latex'],paths,env,requireExt=False)
+ if srcNode is not None:
+ file_tests = ScanFiles(srcNode, target, paths, file_tests, file_tests_search, env, graphics_extensions, targetdir, aux_files)
+ if Verbose:
+ print " done scanning ",str(theFile)
+ return file_tests
+
+def tex_emitter_core(target, source, env, graphics_extensions):