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cc-wrapper: Use stderr for NIX_DEBUG output 

Otherwise configure scripts might break when looking for the path to ld
This commit is contained in:
Tristan Helmich 2016-03-10 15:47:55 +01:00
parent 514a478e61
commit 7e2e0dfe7a
1 changed files with 10 additions and 10 deletions
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20
pkgs/build-support/cc-wrapper/add-hardening
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@ -14,43 +14,43 @@ if [[ ! $hardeningDisable == "all" ]]; then
if [[ ! "${hardeningDisable[@]}" =~ "$flag" ]]; then
case $flag in
fortify)
if [[ -n "$NIX_DEBUG" ]]; then echo HARDENING: enabling fortify; fi
if [[ -n "$NIX_DEBUG" ]]; then echo HARDENING: enabling fortify >&2; fi
hardeningCFlags+=('-O2' '-D_FORTIFY_SOURCE=2')
;;
stackprotector)
if [[ -n "$NIX_DEBUG" ]]; then echo HARDENING: enabling stackprotector; fi
if [[ -n "$NIX_DEBUG" ]]; then echo HARDENING: enabling stackprotector >&2; fi
hardeningCFlags+=('-fstack-protector-strong' '--param ssp-buffer-size=4')
;;
pie)
if [[ -n "$NIX_DEBUG" ]]; then echo HARDENING: enabling CFlags -fPIE; fi
if [[ -n "$NIX_DEBUG" ]]; then echo HARDENING: enabling CFlags -fPIE >&2; fi
hardeningCFlags+=('-fPIE')
if [[ ! ("$*" =~ " -shared " || "$*" =~ " -static ") ]]; then
if [[ -n "$NIX_DEBUG" ]]; then echo HARDENING: enabling LDFlags -pie; fi
if [[ -n "$NIX_DEBUG" ]]; then echo HARDENING: enabling LDFlags -pie >&2; fi
hardeningLDFlags+=('-pie')
fi
;;
pic)
if [[ -n "$NIX_DEBUG" ]]; then echo HARDENING: enabling pic; fi
if [[ -n "$NIX_DEBUG" ]]; then echo HARDENING: enabling pic >&2; fi
hardeningCFlags+=('-fPIC')
;;
strictoverflow)
if [[ -n "$NIX_DEBUG" ]]; then echo HARDENING: enabling strictoverflow; fi
if [[ -n "$NIX_DEBUG" ]]; then echo HARDENING: enabling strictoverflow >&2; fi
hardeningCFlags+=('-fno-strict-overflow')
;;
format)
if [[ -n "$NIX_DEBUG" ]]; then echo HARDENING: enabling format; fi
if [[ -n "$NIX_DEBUG" ]]; then echo HARDENING: enabling format >&2; fi
hardeningCFlags+=('-Wformat' '-Wformat-security' '-Werror=format-security')
;;
relro)
if [[ -n "$NIX_DEBUG" ]]; then echo HARDENING: enabling relro; fi
if [[ -n "$NIX_DEBUG" ]]; then echo HARDENING: enabling relro >&2; fi
hardeningLDFlags+=('-z relro')
;;
bindnow)
if [[ -n "$NIX_DEBUG" ]]; then echo HARDENING: enabling bindnow; fi
if [[ -n "$NIX_DEBUG" ]]; then echo HARDENING: enabling bindnow >&2; fi
hardeningLDFlags+=('-z now')
;;
*)
echo "Hardening flag unknown: $flag"
echo "Hardening flag unknown: $flag" >&2
;;
esac
fi