diff options
Diffstat (limited to 'src/engine/SCons/Scanner/LaTeX.py')
| -rw-r--r-- | src/engine/SCons/Scanner/LaTeX.py | 47 |
1 files changed, 40 insertions, 7 deletions
diff --git a/src/engine/SCons/Scanner/LaTeX.py b/src/engine/SCons/Scanner/LaTeX.py index 0aca69d..a3395f1 100644 --- a/src/engine/SCons/Scanner/LaTeX.py +++ b/src/engine/SCons/Scanner/LaTeX.py @@ -5,7 +5,7 @@ This module implements the dependency scanner for LaTeX code. """ # -# Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 The SCons Foundation +# Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 The SCons Foundation # # Permission is hereby granted, free of charge, to any person obtaining # a copy of this software and associated documentation files (the @@ -27,7 +27,7 @@ This module implements the dependency scanner for LaTeX code. # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. # -__revision__ = "src/engine/SCons/Scanner/LaTeX.py 4577 2009/12/27 19:44:43 scons" +__revision__ = "src/engine/SCons/Scanner/LaTeX.py 4629 2010/01/17 22:23:21 scons" import os.path import string @@ -182,7 +182,7 @@ class LaTeX(SCons.Scanner.Base): node = node.rfile() if not node.exists(): return [] - return self.scan(node, path) + return self.scan_recurse(node, path) class FindMultiPathDirs: """The stock FindPathDirs function has the wrong granularity: @@ -226,7 +226,7 @@ class LaTeX(SCons.Scanner.Base): kw['function'] = _scan kw['path_function'] = FindMultiPathDirs(LaTeX.keyword_paths) - kw['recursive'] = 1 + kw['recursive'] = 0 kw['skeys'] = suffixes kw['scan_check'] = LaTeXScanCheck(suffixes) kw['name'] = name @@ -279,13 +279,13 @@ class LaTeX(SCons.Scanner.Base): return i, include return i, include - def scan(self, node, path=()): + def scan(self, node): # Modify the default scan function to allow for the regular # expression to return a comma separated list of file names # as can be the case with the bibliography keyword. # Cache the includes list in node so we only scan it once: - path_dict = dict(list(path)) + # path_dict = dict(list(path)) noopt_cre = re.compile('\[.*$') if node.includes != None: includes = node.includes @@ -310,6 +310,19 @@ class LaTeX(SCons.Scanner.Base): includes = split_includes node.includes = includes + return includes + + def scan_recurse(self, node, path=()): + """ do a recursive scan of the top level target file + This lets us search for included files based on the + directory of the main file just as latex does""" + + path_dict = dict(list(path)) + + queue = [] + queue.extend( self.scan(node) ) + seen = {} + # This is a hand-coded DSU (decorate-sort-undecorate, or # Schwartzian transform) pattern. The sort key is the raw name # of the file as specifed on the \include, \input, etc. line. @@ -319,7 +332,24 @@ class LaTeX(SCons.Scanner.Base): # is actually found in a Repository or locally.""" nodes = [] source_dir = node.get_dir() - for include in includes: + #for include in includes: + while queue: + + include = queue.pop() + # TODO(1.5): more compact: + #try: + # if seen[include[1]] == 1: + # continue + #except KeyError: + # seen[include[1]] = 1 + try: + already_seen = seen[include[1]] + except KeyError: + seen[include[1]] = 1 + already_seen = False + if already_seen: + continue + # # Handle multiple filenames in include[1] # @@ -333,6 +363,9 @@ class LaTeX(SCons.Scanner.Base): else: sortkey = self.sort_key(n) nodes.append((sortkey, n)) + # recurse down + queue.extend( self.scan(n) ) + # nodes.sort() nodes = map(lambda pair: pair[1], nodes) |