# HG changeset patch
# User Joseph Turian <turian@iro.umontreal.ca>
# Date 1215029400 14400
# Node ID 0e3af3c53ac7dc5e1c18216d3b170bd17f04363d
# Parent  9e73e6dc9823c4dabedb6c59e0c02fe9bff1c2d5
common.misc.runcmd can now take input

diff -r 9e73e6dc9823 -r 0e3af3c53ac7 common/misc.py
--- a/common/misc.py	Wed Jul 02 15:42:42 2008 -0400
+++ b/common/misc.py	Wed Jul 02 16:10:00 2008 -0400
@@ -1,13 +1,18 @@
-def runcmd(args):
+def runcmd(args, input=None):
     """
     Split args into a list, run this command, and return its output.
     Raise RuntimeError if the command does not return 0.
+    @note: This function will not work if args contains pipes |
+    @param input: If this exists, it will be fed as stdin
     """
     import subprocess
-    print args
+#    print args
     import string
-    proc = subprocess.Popen(string.split(args), stdout=subprocess.PIPE)
-    output = proc.communicate()[0]
+    if input == None: stdin = None
+    else: stdin = subprocess.PIPE
+    proc = subprocess.Popen(string.split(args), stdout=subprocess.PIPE, stdin=stdin)
+#    proc = subprocess.Popen(string.split(args), stdout=subprocess.PIPE)
+    output = proc.communicate(input=input)[0]
     if proc.returncode != 0:
         import exceptions
         raise exceptions.RuntimeError