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Merge pull request #28448 from obsidiansystems/cc-wrapper-setup-var

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cc-wrapper: Newstyle setup vars
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John Ericson 2017-11-28 16:11:36 -05:00 committed by GitHub
commit 5efca65f24
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1 changed files with 16 additions and 10 deletions
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26
pkgs/build-support/cc-wrapper/setup-hook.sh
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@ -97,10 +97,12 @@ ccWrapper_addCVars () {
# setup-hook, which `role` tracks.
if [ -n "${crossConfig:-}" ]; then
export NIX_CC_WRAPPER_@infixSalt@_TARGET_BUILD=1
role="BUILD_"
role_pre='BUILD_'
role_post='_FOR_BUILD'
else
export NIX_CC_WRAPPER_@infixSalt@_TARGET_HOST=1
role=""
role_pre=''
role_post=''
fi
# Eventually the exact sort of env-hook we create will depend on the role. This
@ -133,20 +135,24 @@ fi
# Export tool environment variables so various build systems use the right ones.
export NIX_${role}CC=@out@
export NIX_${role_pre}CC=@out@
export ${role}CC=@named_cc@
export ${role}CXX=@named_cxx@
export ${role_pre}CC=@named_cc@
export ${role_pre}CXX=@named_cxx@
export CC${role_post}=@named_cc@
export CXX${role_post}=@named_cxx@
for CMD in \
ar as nm objcopy ranlib strip strings size ld windres
for cmd in \
ar as ld nm objcopy objdump readelf ranlib strip strings size windres
do
if
PATH=$_PATH type -p "@targetPrefix@$CMD" > /dev/null
PATH=$_PATH type -p "@targetPrefix@${cmd}" > /dev/null
then
export "${role}$(echo "$CMD" | tr "[:lower:]" "[:upper:]")=@targetPrefix@${CMD}";
upper_case="$(echo "$cmd" | tr "[:lower:]" "[:upper:]")"
export "${role_pre}${upper_case}=@targetPrefix@${cmd}";
export "${upper_case}${role_post}=@targetPrefix@${cmd}";
fi
done
# No local scope in sourced file
unset role
unset -v role_pre role_post cmd upper_case