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cc-wrapper: fix set -u errors

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cc @Ericson2314
This commit is contained in:
Robin Gloster
2017-08-08 10:15:34 +02:00
parent 89af5d93e6
commit 67a41eafe9
2 changed files with 9 additions and 3 deletions
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pkgs/build-support/cc-wrapper/add-flags.sh
+4 -3
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@@ -10,12 +10,13 @@ declare -a role_prefixes=()
if [[ -n "${NIX_CC_WRAPPER_@infixSalt@_TARGET_BUILD:-}" ]]; then
role_prefixes+=(_BUILD)
fi
if [[ -n "${NIX_CC_WRAPPER_@infixSalt@_TARGET_HOST:-}" ]]; then
role_prefixes+=('')
fi
if [[ -n "${NIX_CC_WRAPPER_@infixSalt@_TARGET_TARGET:-}" ]]; then
role_prefixes+=(_TARGET)
fi
# use this as default if no role is inferred
if [[ -n "${NIX_CC_WRAPPER_@infixSalt@_TARGET_HOST:-}" || ${#role_prefixes[@]} -eq 0 ]]; then
role_prefixes+=('')
fi
# For each role we serve, we accumulate the input parameters into our own
# cc-wrapper-derivation-specific environment variables.