From e4eea012d9e58e801aa0447244a879a79d789db7 Mon Sep 17 00:00:00 2001
From: Chris Koeritz <fred@gruntose.com>
Date: Wed, 23 Jan 2013 10:40:10 -0500
Subject: [PATCH] updated to squash first few line feeds in checkout output, so
 that we don't have an unnecessarily long listing when nothing has changed.

---
 scripts/rev_control/getem.sh | 26 ++++++++++++++++++++++----
 1 file changed, 22 insertions(+), 4 deletions(-)

diff --git a/scripts/rev_control/getem.sh b/scripts/rev_control/getem.sh
index 488e931c..f31a86ca 100644
--- a/scripts/rev_control/getem.sh
+++ b/scripts/rev_control/getem.sh
@@ -26,17 +26,35 @@ if [ "$(\pwd)" != "$tmpdir" ]; then
   exec "$new_name"
 fi
 
+# takes out the first few carriage returns that are in the input.
+function squash_first_few_crs()
+{
+  i=0
+  while read line; do
+    i=$((i+1))
+    if [ $i -le 3 ]; then
+      echo -n "$line  "
+    else
+      echo $line
+    fi
+  done
+  if [ $i -le 3 ]; then
+    # if we're still squashing eols, make sure we don't leave them hanging.
+    echo
+  fi
+}
+
 # selects the checkout method based on where we are (the host the script runs on).
 function do_update()
 {
   directory="$1"; shift
-
+ 
   if [ -d "CVS" ]; then
-    cvs update .
+    cvs update . | squash_first_few_crs
   elif [ -d ".svn" ]; then
-    svn update .
+    svn update . | squash_first_few_crs
   elif [ -d ".git" ]; then
-    git pull 2>&1 | grep -v "X11 forwarding request failed"
+    git pull 2>&1 | grep -v "X11 forwarding request failed" | squash_first_few_crs
   else
     echo unknown repository for $directory...
   fi
-- 
2.34.1