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Check if gcc version is already installed on MacOS #131

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Check if gcc version is already installed on MacOS #131

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6 changes: 5 additions & 1 deletion setup-fortran.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -27,7 +27,11 @@ install_environment_modules_apt() {

install_gcc_brew()
{
brew install --force gcc@${version}
if brew list --versions gcc | grep -q "^gcc ${version}\."; then
echo "GCC $version already installed"
else
brew install --force gcc@${version}
fi

# make an unversioned symlink
os_ver=$(sw_vers -productVersion | cut -d'.' -f1)
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