From 2fa5a7fc00a726c119f7626c702ffb7fa464b25b Mon Sep 17 00:00:00 2001
From: Guido van Rossum <guido@python.org>
Date: Mon, 1 Jul 1991 18:23:06 +0000
Subject: Use posix.popen to read output from a command instead if
 command.get*.

---
 Tools/scripts/xxci.py | 20 +++++++++++---------
 1 file changed, 11 insertions(+), 9 deletions(-)

diff --git a/Tools/scripts/xxci.py b/Tools/scripts/xxci.py
index 3ac73f3..253ad2d 100755
--- a/Tools/scripts/xxci.py
+++ b/Tools/scripts/xxci.py
@@ -1,3 +1,4 @@
+#! /ufs/guido/bin/sgi/python
 #! /usr/local/python
 
 # xxci
@@ -57,18 +58,19 @@ def badsuffix(file):
 def go(args):
 	for file in args:
 		print file + ':'
-		if run('rcsdiff -c', file):
+		if differing(file):
+			sts = posix.system('rcsdiff ' + file) # ignored
 			if askyesno('Check in ' + file + ' ? '):
-				sts = run('rcs -l', file) # ignored
-				# can't use run() here because it's interactive
+				sts = posix.system('rcs -l ' + file) # ignored
 				sts = posix.system('ci -l ' + file)
 
-def run(cmd, file):
-	sts, output = commands.getstatusoutput(cmd + commands.mkarg(file))
-	if sts:
-		print output
-		print 'Exit status', sts
-	return sts
+def differing(file):
+	try:
+		this = open(file, 'r').read()
+		that = posix.popen('co -p '+file+' 2>/dev/null', 'r').read()
+		return this <> that
+	except:
+		return 1
 
 def askyesno(prompt):
 	s = raw_input(prompt)
-- 
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