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POsourceing a setup.sh gives bash error /tmp/setup.sh.DPE4BtgiZY: cannot overwrite existing file
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copied!<p>I am trying to install the latest <a href="http://wiki.ros.org/ROS/Installation" rel="nofollow">ROS</a> Hydro, everything went one fine as everything seemed to be downloaded and configured to its proper places. I am supposes source a setup script every time I use ros. The problem occurred when I tried:</p> <pre><code>source setup.sh </code></pre> <p>a error occurs :</p> <pre><code>bash: /tmp/setup.sh.DPE4BtgiZY: cannot overwrite existing file bash: [: 0: unary operator expected </code></pre> <p>I have tried running the script as root or making it a executable ,but none works and the same error persists. below is the setup.sh</p> <pre><code>#!/bin/bash # generated from catkin/cmake/template/setup.sh.in # Sets various environment variables and sources additional environment hooks. # It tries it's best to undo changes from a previously sourced setup file before. # Supported command line options: # --extend: skips the undoing of changes from a previously sourced setup file # since this file is sourced either use the provided _CATKIN_SETUP_DIR # or fall back to the destination set at configure time : ${_CATKIN_SETUP_DIR:=/opt/ros/hydro} _SETUP_UTIL="$_CATKIN_SETUP_DIR/_setup_util.py" unset _CATKIN_SETUP_DIR if [ ! -f "$_SETUP_UTIL" ]; then echo "Missing Python script: $_SETUP_UTIL" return 22 fi # detect if running on Darwin platform _UNAME=`uname -s` _IS_DARWIN=0 if [ "$_UNAME" = "Darwin" ]; then _IS_DARWIN=1 fi unset _UNAME # make sure to export all environment variables export CMAKE_PREFIX_PATH export CPATH if [ $_IS_DARWIN -eq 0 ]; then export LD_LIBRARY_PATH else export DYLD_LIBRARY_PATH fi unset _IS_DARWIN export PATH export PKG_CONFIG_PATH export PYTHONPATH # remember type of shell if not already set if [ -z "$CATKIN_SHELL" ]; then CATKIN_SHELL=sh fi # invoke Python script to generate necessary exports of environment variables _SETUP_TMP=`mktemp /tmp/setup.sh.XXXXXXXXXX` if [ $? -ne 0 -o ! -f "$_SETUP_TMP" ]; then echo "Could not create temporary file: $_SETUP_TMP" return 1 fi CATKIN_SHELL=$CATKIN_SHELL "$_SETUP_UTIL" $@ > $_SETUP_TMP unset _SETUP_UTIL . $_SETUP_TMP rm -f $_SETUP_TMP unset _SETUP_TMP # source all environment hooks _i=0 while [ $_i -lt $_CATKIN_ENVIRONMENT_HOOKS_COUNT ]; do eval _envfile=\$_CATKIN_ENVIRONMENT_HOOKS_$_i unset _CATKIN_ENVIRONMENT_HOOKS_$_i eval _envfile_workspace=\$_CATKIN_ENVIRONMENT_HOOKS_${_i}_WORKSPACE unset _CATKIN_ENVIRONMENT_HOOKS_${_i}_WORKSPACE # set workspace for environment hook CATKIN_ENV_HOOK_WORKSPACE=$_envfile_workspace . "$_envfile" unset CATKIN_ENV_HOOK_WORKSPACE _i=$((_i + 1)) done unset _i unset _CATKIN_ENVIRONMENT_HOOKS_COUNT </code></pre>

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