summaryrefslogtreecommitdiff
path: root/src/engine/SCons/Scanner/LaTeX.py
diff options
context:
space:
mode:
Diffstat (limited to 'src/engine/SCons/Scanner/LaTeX.py')
-rw-r--r--src/engine/SCons/Scanner/LaTeX.py47
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)