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install.sh: Improve error handling

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This commit is contained in:
Brian Anderson 2014-03-09 14:16:41 -07:00
parent 364d4ad1e5
commit 1f7de380ce
1 changed files with 19 additions and 0 deletions
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19
src/etc/install.sh
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@ -223,6 +223,19 @@ fi
step_msg "validating $CFG_SELF args"
validate_opt
# Sanity check: can we can write to the destination?
touch "${CFG_PREFIX}/lib/rust-install-probe" 2> /dev/null
if [ $? -ne 0 ]
then
err "can't write to destination. try again with 'sudo'."
fi
rm -r "${CFG_PREFIX}/lib/rust-install-probe"
need_ok "failed to remove install probe"
# Sanity check: can we run these binaries?
"${CFG_SRC_DIR}/bin/rustc" --version > /dev/null
need_ok "can't run these binaries on this platform"
# First, uninstall from the installation prefix
# FIXME: Hardcoded 'rustlib' ignores CFG_RUSTLIBDIR
if [ -f "${CFG_PREFIX}/lib/rustlib/manifest" ]
@ -262,3 +275,9 @@ while read p; do
# The manifest lists all files to install
done < "${CFG_SRC_DIR}/lib/rustlib/manifest"
echo
echo " Rust is ready to roll."
echo