1ac5398589
I hate the thing too even though I made it, and rather just get rid of it. But we can't do that yet. In the meantime, this brings us more inline with autoconf and will make it slightly easier for me to write a pkg-config wrapper, which we need.
72 lines
2.1 KiB
Bash
72 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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# Skip setup hook if we're neither a build-time dep, nor, temporarily, doing a
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# native compile.
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#
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# TODO(@Ericson2314): No native exception
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[[ -z ${strictDeps-} ]] || (( "$hostOffset" < 0 )) || return 0
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bintoolsWrapper_addLDVars () {
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# See ../setup-hooks/role.bash
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local role_post
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getHostRoleEnvHook
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if [[ -d "$1/lib64" && ! -L "$1/lib64" ]]; then
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export NIX_LDFLAGS${role_post}+=" -L$1/lib64"
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fi
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if [[ -d "$1/lib" ]]; then
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# Don't add the /lib directory if it actually doesn't contain any libraries. For instance,
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# Python and Haskell packages often only have directories like $out/lib/ghc-8.4.3/ or
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# $out/lib/python3.6/, so having them in LDFLAGS just makes the linker search unnecessary
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# directories and bloats the size of the environment variable space.
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local -a glob=( $1/lib/lib* )
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if [ "${#glob[*]}" -gt 0 ]; then
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export NIX_LDFLAGS${role_post}+=" -L$1/lib"
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fi
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fi
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}
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# See ../setup-hooks/role.bash
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getTargetRole
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getTargetRoleWrapper
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addEnvHooks "$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_BINTOOLS${role_post}=@out@
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for cmd in \
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ar as ld nm objcopy objdump readelf ranlib strip strings size windres
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do
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if
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PATH=$_PATH type -p "@targetPrefix@${cmd}" > /dev/null
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then
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export "${cmd^^}${role_post}=@targetPrefix@${cmd}";
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fi
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done
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# If unset, assume the default hardening flags.
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: ${NIX_HARDENING_ENABLE="fortify stackprotector pic strictoverflow format relro bindnow"}
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export NIX_HARDENING_ENABLE
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# No local scope in sourced file
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unset -v role_post cmd upper_case
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