From 6b3ead8c4a7476365a8486098d80545576a0da09 Mon Sep 17 00:00:00 2001
From: kennyballou <kballou@onyx.boisestate.edu>
Date: Wed, 20 Mar 2013 15:06:23 -0600
Subject: Suppress pdflatex build output, unless verbose

---
 xnt/__init__.py  |  2 ++
 xnt/build/tex.py | 11 ++++++++---
 xnt/xenant.py    |  5 +++--
 3 files changed, 13 insertions(+), 5 deletions(-)

diff --git a/xnt/__init__.py b/xnt/__init__.py
index 71c7358..e78fbc2 100644
--- a/xnt/__init__.py
+++ b/xnt/__init__.py
@@ -41,6 +41,8 @@ __license__ = """
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 """
 
+VERBOSE = False
+
 from xnt.tasks import cp, mv, mkdir, rm, create_zip, log, xntcall, call, setup
 
 def target(target_fn):
diff --git a/xnt/build/tex.py b/xnt/build/tex.py
index 91a5edd..15bb6fb 100644
--- a/xnt/build/tex.py
+++ b/xnt/build/tex.py
@@ -20,6 +20,7 @@
 import os
 import logging
 import xnt.tasks
+from xnt import VERBOSE
 
 LOGGER = logging.getLogger(__name__)
 
@@ -28,6 +29,7 @@ def pdflatex(document,
              bibtex=False,
              makeglossary=False):
     """Generate PDF LaTeX Document"""
+    devnull = None if VERBOSE else open(os.devnull, 'w')
     documentbase = os.path.splitext(document)[0]
     cwd = os.getcwd()
     os.chdir(path)
@@ -36,15 +38,16 @@ def pdflatex(document,
         cmd = ["pdflatex", document, "-halt-on-error",]
         if draftmode:
             cmd.append('-draftmode')
-        return xnt.tasks.call(cmd)
+        return xnt.tasks.call(cmd, stdout=devnull)
 
     def run_bibtex():
         """Generate BibTex References"""
-        return xnt.tasks.call(["bibtex", documentbase + ".aux"])
+        return xnt.tasks.call(["bibtex", documentbase + ".aux"],
+                              stdout=devnull)
 
     def makeglossaries():
         """Generate Glossary"""
-        return xnt.tasks.call(["makeglossaries", documentbase])
+        return xnt.tasks.call(["makeglossaries", documentbase], stdout=devnull)
 
     error_codes = []
     error_codes.append(pdf(draftmode=True))
@@ -55,6 +58,8 @@ def pdflatex(document,
         error_codes.append(pdf(draftmode=True))
     error_codes.append(pdf(draftmode=False))
     os.chdir(cwd)
+    if devnull:
+        devnull.close()
     return sum(error_codes)
 
 def clean(path="./", remove_pdf=False):
diff --git a/xnt/xenant.py b/xnt/xenant.py
index f084e83..3dc4a70 100644
--- a/xnt/xenant.py
+++ b/xnt/xenant.py
@@ -22,7 +22,7 @@ import sys
 import time
 import logging
 import argparse
-from xnt import __version__
+import xnt
 from xnt.status_codes import SUCCESS, ERROR, UNKNOWN_ERROR
 
 logging.basicConfig(format="%(message)s")
@@ -36,6 +36,7 @@ def main():
     args = parse_args(sys.argv[1:])
     build_file = "./build.py"
     if args["verbose"]:
+        xnt.VERBOSE = True
         LOGGER.setLevel(logging.INFO)
         logging.getLogger("xnt.tasks").setLevel(logging.INFO)
     if args["build-file"]:
@@ -155,7 +156,7 @@ def parse_args(args_in):
     parser.add_argument(
         "--version",
         action="version",
-        version=__version__,
+        version=xnt.__version__,
         help="print the version information and quit")
     parser.add_argument(
         "-b", "--build-file",
-- 
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