diff options
Diffstat (limited to 'hardened/toolchain/branches/pieworld/eclass/flag-o-matic.eclass')
| -rw-r--r-- | hardened/toolchain/branches/pieworld/eclass/flag-o-matic.eclass | 49 |
1 files changed, 40 insertions, 9 deletions
diff --git a/hardened/toolchain/branches/pieworld/eclass/flag-o-matic.eclass b/hardened/toolchain/branches/pieworld/eclass/flag-o-matic.eclass index 7be1a01..5f642e6 100644 --- a/hardened/toolchain/branches/pieworld/eclass/flag-o-matic.eclass +++ b/hardened/toolchain/branches/pieworld/eclass/flag-o-matic.eclass @@ -124,13 +124,44 @@ setup-allowed-flags() { _manage-hardened() { local newspec=$1 [[ -z $2 ]] && die "Internal flag-o-matic error ($*) - please report" - if gcc-specs-exists $newspec; then + if gcc-specs-exists ${newspec}.specs; then [[ -z ${GCC_SPECS} ]] || newspec=":${newspec}" - export GCC_SPECS="${GCC_SPECS}${newspec}" + export GCC_SPECS="${GCC_SPECS}${newspec}.specs" einfo "Hardened compiler filtered $2 - GCC_SPECS set to ${GCC_SPECS}" else - _raw_append_flag $2 - einfo "Hardened compiler filtered $2 - CFLAGS set to ${CFLAGS}" + local oldspec=${GCC_SPECS/*\/} newspec="" + case $1 in + "nopie") + case ${oldspec} in + "" | "hardened.specs") + newspec="hardenednopie.specs";; + "hardenednossp.specs") + newspec="hardenednopiessp.specs";; + esac + ;; + "nossp" | "nosspall") + case ${oldspec} in + "" | "hardened.specs") + newspec="hardenednossp.specs";; + "hardenednopie.specs") + newspec="hardenednopiessp.specs";; + esac + ;; + "noznow" | "nozrelro") + newspec="vanilla.specs";; + *) + die "Internal flag-o-matic.eclass error - unrecognised hardened filter $1" + ;; + esac + if [[ -n ${newspec} ]]; then + if gcc-specs-exists ${newspec}; then + export GCC_SPECS="${newspec}" + einfo "Hardened compiler filtered $2 - GCC_SPECS set to ${GCC_SPECS}" + fi + else + _raw_append_flag $2 + einfo "Hardened compiler filtered $2 - CFLAGS set to ${CFLAGS}" + fi fi } @@ -145,19 +176,19 @@ _filter-hardened() { # thinking about -fPIE. -fPIC|-fpic|-fPIE|-fpie|-Wl,pie|-pie) gcc-specs-pie && - _manage-hardened nopie.specs -nopie ;; + _manage-hardened nopie -nopie ;; -fstack-protector) gcc-specs-ssp && - _manage-hardened nossp.specs -fno-stack-protector ;; + _manage-hardened nossp -fno-stack-protector ;; -fstack-protector-all) gcc-specs-ssp-to-all && - _manage-hardened nosspall.specs -fno-stack-protector-all ;; + _manage-hardened nosspall -fno-stack-protector-all ;; -now|-Wl,-z,now) gcc-specs-now && - _manage-hardened noznow.specs -nonow ;; + _manage-hardened noznow -nonow ;; -relro|-Wl,-z,relro) gcc-specs-now && - _manage-hardened nozrelro.specs -norelro ;; + _manage-hardened nozrelro -norelro ;; esac done } |