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Support Bash "-u" mode

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This commit is contained in:
Erik Schnetter 2016-03-19 18:42:06 -04:00
parent c50d6ac902
commit f5f7d47be1
1 changed files with 1 additions and 1 deletions
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2
share/spack/setup-env.sh
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@ -141,7 +141,7 @@ function _spack_pathadd {
fi
# Do the actual prepending here.
eval "_pa_oldvalue=\$${_pa_varname}"
eval "_pa_oldvalue=\${${_pa_varname}:-}"
if [ -d "$_pa_new_path" ] && [[ ":$_pa_oldvalue:" != *":$_pa_new_path:"* ]]; then
if [ -n "$_pa_oldvalue" ]; then