diff options
Diffstat (limited to 'pkgs/build-support/bintools-wrapper')
-rw-r--r-- | pkgs/build-support/bintools-wrapper/add-flags.sh | 5 | ||||
-rw-r--r-- | pkgs/build-support/bintools-wrapper/default.nix | 21 | ||||
-rw-r--r-- | pkgs/build-support/bintools-wrapper/ld-wrapper.sh | 13 |
3 files changed, 25 insertions, 14 deletions
diff --git a/pkgs/build-support/bintools-wrapper/add-flags.sh b/pkgs/build-support/bintools-wrapper/add-flags.sh index e99beb38158..3b94daba65d 100644 --- a/pkgs/build-support/bintools-wrapper/add-flags.sh +++ b/pkgs/build-support/bintools-wrapper/add-flags.sh @@ -3,6 +3,7 @@ var_templates_list=( NIX_IGNORE_LD_THROUGH_GCC NIX_LDFLAGS NIX_LDFLAGS_BEFORE + NIX_DYNAMIC_LINKER NIX_LDFLAGS_AFTER NIX_LDFLAGS_HARDEN NIX_HARDENING_ENABLE @@ -25,6 +26,10 @@ if [ -e @out@/nix-support/libc-ldflags ]; then NIX_LDFLAGS_@suffixSalt@+=" $(< @out@/nix-support/libc-ldflags)" fi +if [ -z "$NIX_DYNAMIC_LINKER_@suffixSalt@" ] && [ -e @out@/nix-support/ld-set-dynamic-linker ]; then + NIX_DYNAMIC_LINKER_@suffixSalt@="$(< @out@/nix-support/dynamic-linker)" +fi + if [ -e @out@/nix-support/libc-ldflags-before ]; then NIX_LDFLAGS_BEFORE_@suffixSalt@="$(< @out@/nix-support/libc-ldflags-before) $NIX_LDFLAGS_BEFORE_@suffixSalt@" fi diff --git a/pkgs/build-support/bintools-wrapper/default.nix b/pkgs/build-support/bintools-wrapper/default.nix index 6da0e58436d..bd3ebdf800e 100644 --- a/pkgs/build-support/bintools-wrapper/default.nix +++ b/pkgs/build-support/bintools-wrapper/default.nix @@ -237,19 +237,14 @@ stdenv.mkDerivation { if [ -n "''${dynamicLinker-}" ]; then echo $dynamicLinker > $out/nix-support/dynamic-linker - '' + (if targetPlatform.isDarwin then '' - printf "export LD_DYLD_PATH=%q\n" "$dynamicLinker" >> $out/nix-support/setup-hook - '' else '' - if [ -e ${libc_lib}/lib/32/ld-linux.so.2 ]; then - echo ${libc_lib}/lib/32/ld-linux.so.2 > $out/nix-support/dynamic-linker-m32 - fi - '' - # The dynamic linker is passed in `ldflagsBefore' to allow - # explicit overrides of the dynamic linker by callers to ld - # (the *last* value counts, so ours should come first). - + '' - echo -dynamic-linker "$dynamicLinker" >> $out/nix-support/libc-ldflags-before - '') + '' + ${if targetPlatform.isDarwin then '' + printf "export LD_DYLD_PATH=%q\n" "$dynamicLinker" >> $out/nix-support/setup-hook + '' else '' + if [ -e ${libc_lib}/lib/32/ld-linux.so.2 ]; then + echo ${libc_lib}/lib/32/ld-linux.so.2 > $out/nix-support/dynamic-linker-m32 + fi + touch $out/nix-support/ld-set-dynamic-linker + ''} fi '') diff --git a/pkgs/build-support/bintools-wrapper/ld-wrapper.sh b/pkgs/build-support/bintools-wrapper/ld-wrapper.sh index 81b5a90edd5..9d02f99851a 100644 --- a/pkgs/build-support/bintools-wrapper/ld-wrapper.sh +++ b/pkgs/build-support/bintools-wrapper/ld-wrapper.sh @@ -20,6 +20,7 @@ if [ -z "${NIX_BINTOOLS_WRAPPER_FLAGS_SET_@suffixSalt@:-}" ]; then source @out@/nix-support/add-flags.sh fi +setDynamicLinker=1 # Optionally filter out paths not refering to the store. expandResponseParams "$@" @@ -47,6 +48,11 @@ if [[ "${NIX_ENFORCE_PURITY:-}" = 1 && -n "${NIX_STORE:-}" # Our ld is not built with sysroot support (Can we fix that?) : else + if [[ "$p" = -static || "$p" = -static-pie ]]; then + # Using a dynamic linker for static binaries can lead to crashes. + # This was observed for rust binaries. + setDynamicLinker=0 + fi rest+=("$p") fi n+=1 @@ -63,6 +69,11 @@ extraBefore=(${hardeningLDFlags[@]+"${hardeningLDFlags[@]}"}) if [ -z "${NIX_LDFLAGS_SET_@suffixSalt@:-}" ]; then extraAfter+=($NIX_LDFLAGS_@suffixSalt@) extraBefore+=($NIX_LDFLAGS_BEFORE_@suffixSalt@) + # By adding dynamic linker to extraBefore we allow the users set their + # own dynamic linker as NIX_LD_FLAGS will override earlier set flags + if [[ "$setDynamicLinker" = 1 && -n "$NIX_DYNAMIC_LINKER_@suffixSalt@" ]]; then + extraBefore+=("-dynamic-linker" "$NIX_DYNAMIC_LINKER_@suffixSalt@") + fi fi extraAfter+=($NIX_LDFLAGS_AFTER_@suffixSalt@) @@ -134,7 +145,7 @@ then done fi -if [ -e "@out@/nix-support/dynamic-linker-m32" ] && (( "$link32" )); then +if [[ "$link32" = "1" && "$setDynamicLinker" = 1 && -e "@out@/nix-support/dynamic-linker-m32" ]]; then # We have an alternate 32-bit linker and we're producing a 32-bit ELF, let's # use it. extraAfter+=( |