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a036473a0a
We now have the information to properly determine the role the cc-wrapper dependency has, by taking advantage of `offset`. No longer use the soon-to-be-deprecated crossConfig environment variable, the temp hack used before this change.
86 lines
2.1 KiB
Bash
86 lines
2.1 KiB
Bash
# Binutils Wrapper hygiene
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#
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# See comments in cc-wrapper's setup hook. This works exactly the same way.
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set -u
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# Skip setup hook if we're not a build-time dep
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(( "$hostOffset" < 0 )) || return 0
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bintoolsWrapper_addLDVars () {
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case $depHostOffset in
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-1) local role='BUILD_' ;;
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0) local role='' ;;
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1) local role='TARGET_' ;;
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*) echo "bintools-wrapper: Error: Cannot be used with $depHostOffset-offset deps" >2;
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return 1 ;;
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esac
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if [[ -d "$1/lib64" && ! -L "$1/lib64" ]]; then
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export NIX_${role}LDFLAGS+=" -L$1/lib64"
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fi
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if [[ -d "$1/lib" ]]; then
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export NIX_${role}LDFLAGS+=" -L$1/lib"
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fi
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}
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case $targetOffset in
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-1)
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export NIX_BINTOOLS_WRAPPER_@infixSalt@_TARGET_BUILD=1
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role_pre='BUILD_'
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role_post='_FOR_BUILD'
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;;
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0)
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export NIX_BINTOOLS_WRAPPER_@infixSalt@_TARGET_HOST=1
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role_pre=''
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role_post=''
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;;
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1)
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export NIX_BINTOOLS_WRAPPER_@infixSalt@_TARGET_TARGET=1
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role_pre='TARGET_'
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role_post='_FOR_TARGET'
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;;
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*)
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echo "cc-wrapper: used as improper sort of dependency" >2;
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return 1
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;;
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esac
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addEnvHooks "$targetOffset" bintoolsWrapper_addLDVars
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# shellcheck disable=SC2157
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if [ -n "@bintools_bin@" ]; then
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addToSearchPath _PATH @bintools_bin@/bin
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fi
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# shellcheck disable=SC2157
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if [ -n "@libc_bin@" ]; then
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addToSearchPath _PATH @libc_bin@/bin
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fi
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# shellcheck disable=SC2157
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if [ -n "@coreutils_bin@" ]; then
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addToSearchPath _PATH @coreutils_bin@/bin
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fi
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# Export tool environment variables so various build systems use the right ones.
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export NIX_${role_pre}BINTOOLS=@out@
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for cmd in \
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ar as ld nm objcopy objdump readelf ranlib strip strings size windres
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do
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if
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PATH=$_PATH type -p "@targetPrefix@${cmd}" > /dev/null
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then
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upper_case="$(echo "$cmd" | tr "[:lower:]" "[:upper:]")"
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export "${role_pre}${upper_case}=@targetPrefix@${cmd}";
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export "${upper_case}${role_post}=@targetPrefix@${cmd}";
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fi
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done
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# No local scope in sourced file
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unset -v role_pre role_post cmd upper_case
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set +u
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