utils.bash: revert #93560 for darwin, unblocks channels
Temporary fix. We definitely do not want to have two separate implementations.wip/yesman
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b23940e514
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08eb704bc3
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# Accumulate suffixes for taking in the right input parameters with the `mangle*` |
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# functions below. See setup-hook for details. |
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accumulateRoles() { |
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declare -ga role_suffixes=() |
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if [ "${NIX_@wrapperName@_TARGET_BUILD_@suffixSalt@:-}" ]; then |
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role_suffixes+=('_FOR_BUILD') |
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fi |
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if [ "${NIX_@wrapperName@_TARGET_HOST_@suffixSalt@:-}" ]; then |
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role_suffixes+=('') |
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fi |
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if [ "${NIX_@wrapperName@_TARGET_TARGET_@suffixSalt@:-}" ]; then |
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role_suffixes+=('_FOR_TARGET') |
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fi |
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} |
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|
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mangleVarList() { |
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local var="$1" |
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shift |
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local -a role_suffixes=("$@") |
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|
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local outputVar="${var}_@suffixSalt@" |
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declare -gx ${outputVar}+='' |
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# For each role we serve, we accumulate the input parameters into our own |
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# cc-wrapper-derivation-specific environment variables. |
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for suffix in "${role_suffixes[@]}"; do |
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local inputVar="${var}${suffix}" |
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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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|
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mangleVarBool() { |
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local var="$1" |
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shift |
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local -a role_suffixes=("$@") |
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|
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local outputVar="${var}_@suffixSalt@" |
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declare -gxi ${outputVar}+=0 |
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for suffix in "${role_suffixes[@]}"; do |
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local inputVar="${var}${suffix}" |
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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} |= ${!inputVar:-0}" "1" |
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fi |
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done |
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} |
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|
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skip () { |
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if (( "${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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|
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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=$1 |
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|
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# Relative paths are okay (since they're presumably relative to |
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# the temporary build directory). |
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if [ "${p:0:1}" != / ]; then return 1; fi |
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|
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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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|
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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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fi |
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fi |
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done |
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} |
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