f5ce8f86df
This reverts commitfc23242220, reversing changes made to754816b84b. We don't have many binaries yet. Comment on the original merge commit.
80 lines
2.4 KiB
Bash
80 lines
2.4 KiB
Bash
mangleVarList() {
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local var="$1"
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shift
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local -a role_infixes=("$@")
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local outputVar="${var/+/_@infixSalt@_}"
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declare -gx ${outputVar}+=''
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# For each role we serve, we accumulate the input parameters into our own
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# cc-wrapper-derivation-specific environment variables.
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for infix in "${role_infixes[@]}"; do
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local inputVar="${var/+/${infix}}"
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if [ -v "$inputVar" ]; then
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export ${outputVar}+="${!outputVar:+ }${!inputVar}"
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fi
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done
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}
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mangleVarBool() {
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local var="$1"
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shift
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local -a role_infixes=("$@")
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local outputVar="${var/+/_@infixSalt@_}"
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declare -gxi ${outputVar}+=0
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for infix in "${role_infixes[@]}"; do
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local inputVar="${var/+/${infix}}"
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if [ -v "$inputVar" ]; then
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# "1" in the end makes `let` return success error code when
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# expression itself evaluates to zero.
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# We don't use `|| true` because that would silence actual
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# syntax errors from bad variable values.
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let "${outputVar} |= ${!inputVar:-0}" "1"
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fi
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done
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}
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skip () {
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if (( "${NIX_DEBUG:-0}" >= 1 )); then
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echo "skipping impure path $1" >&2
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fi
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}
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# Checks whether a path is impure. E.g., `/lib/foo.so' is impure, but
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# `/nix/store/.../lib/foo.so' isn't.
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badPath() {
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local p=$1
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# Relative paths are okay (since they're presumably relative to
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# the temporary build directory).
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if [ "${p:0:1}" != / ]; then return 1; fi
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# Otherwise, the path should refer to the store or some temporary
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# directory (including the build directory).
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test \
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"$p" != "/dev/null" -a \
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"${p:0:${#NIX_STORE}}" != "$NIX_STORE" -a \
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"${p:0:4}" != "/tmp" -a \
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"${p:0:${#NIX_BUILD_TOP}}" != "$NIX_BUILD_TOP"
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}
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expandResponseParams() {
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declare -ga params=("$@")
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local arg
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for arg in "$@"; do
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if [[ "$arg" == @* ]]; then
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# phase separation makes this look useless
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# shellcheck disable=SC2157
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if [ -x "@expandResponseParams@" ]; then
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# params is used by caller
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#shellcheck disable=SC2034
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readarray -d '' params < <("@expandResponseParams@" "$@")
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return 0
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else
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echo "Response files aren't supported during bootstrapping" >&2
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return 1
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fi
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fi
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done
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}
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