Make all relevant builders of .tex and .ltx files consistent with respect to handling generating bibliographies and re-running LaTeX to resolve undefined references. (Joel B. Mohler) Add a $LATEXRETRIES to configure the number of undefined reference re-runs.

1 files changed, 9 insertions, 2 deletions

diff --git a/src/engine/SCons/Tool/pdflatex.py b/src/engine/SCons/Tool/pdflatex.py
index 3af09ed..ce3ba67 100644
--- a/src/engine/SCons/Tool/pdflatex.py
+++ b/src/engine/SCons/Tool/pdflatex.py
@@ -36,9 +36,15 @@ __revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"
 import SCons.Action
 import SCons.Defaults
 import SCons.Util
+import SCons.Tool.tex
 
 PDFLaTeXAction = SCons.Action.Action('$PDFLATEXCOM', '$PDFLATEXCOMSTR')
 
+def PDFLaTeXAuxFunction(target = None, source= None, env=None):
+    SCons.Tool.tex.InternalLaTeXAuxAction( PDFLaTeXAction, target, source, env )
+
+PDFLaTeXAuxAction = SCons.Action.Action(PDFLaTeXAuxFunction, strfunction=None)
+
 def generate(env):
     """Add Builders and construction variables for pdflatex to an Environment."""
     try:
@@ -47,12 +53,13 @@ def generate(env):
         bld = SCons.Defaults.PDF()
         env['BUILDERS']['PDF'] = bld
 
-    bld.add_action('.ltx', PDFLaTeXAction)
-    bld.add_action('.latex', PDFLaTeXAction)
+    bld.add_action('.ltx', PDFLaTeXAuxAction)
+    bld.add_action('.latex', PDFLaTeXAuxAction)
 
     env['PDFLATEX']      = 'pdflatex'
     env['PDFLATEXFLAGS'] = SCons.Util.CLVar('')
     env['PDFLATEXCOM']   = '$PDFLATEX $PDFLATEXFLAGS $SOURCE'
+    env['LATEXRETRIES']  = 3
 
 def exists(env):
     return env.Detect('pdflatex')