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authorRamkumar Ramachandra <artagnon@gmail.com>2013-06-06 17:37:31 +0530
committerRamkumar Ramachandra <artagnon@gmail.com>2013-06-08 14:13:37 +0530
commit8b87debbc28d947220614f315cbcee5dfe17436a (patch)
treeebdce76e2b5d80d43fb1506fcd961cc6d368b066
parent1d06aea0b76cc3e466a41cb9b2a6dcde7c197fb2 (diff)
downloadrust-8b87debbc28d947220614f315cbcee5dfe17436a.tar.gz
rust-8b87debbc28d947220614f315cbcee5dfe17436a.zip
configure: replace echo "" with plain echo
When no arguments are given, echo prints a blank line.  These two are
equivalent:

  $ echo ""
  $ echo

Replace the former by the latter.

Signed-off-by: Ramkumar Ramachandra <artagnon@gmail.com>
-rwxr-xr-xconfigure10
1 files changed, 5 insertions, 5 deletions
diff --git a/configure b/configure
index e581631b71d..1c658af9fee 100755
--- a/configure
+++ b/configure
@@ -138,7 +138,7 @@ validate_opt () {
         done
         if [ "$arg" = "--help" ]
         then
-            echo ""
+            echo
             echo "No more help available for Configure options,"
             echo "check the Wiki or join our IRC channel"
             break
@@ -349,11 +349,11 @@ if [ "$1" = "--help" ]
 then
     HELP=1
     shift
-    echo ""
+    echo
     echo "Usage: $CFG_SELF [options]"
-    echo ""
+    echo
     echo "Options:"
-    echo ""
+    echo
 else
     msg "recreating config.tmp"
     echo '' >config.tmp
@@ -394,7 +394,7 @@ validate_opt
 
 if [ $HELP -eq 1 ]
 then
-    echo ""
+    echo
     exit 0
 fi