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-rw-r--r--pkgs/build-support/cc-wrapper/add-hardening.sh22
-rw-r--r--pkgs/build-support/cc-wrapper/cc-wrapper.sh6
-rw-r--r--pkgs/build-support/cc-wrapper/default.nix7
-rw-r--r--pkgs/build-support/cc-wrapper/gnat-wrapper.sh6
-rw-r--r--pkgs/build-support/cc-wrapper/gnatlink-wrapper.sh6
-rwxr-xr-xpkgs/build-support/cc-wrapper/ld-solaris-wrapper.sh4
-rw-r--r--pkgs/build-support/cc-wrapper/ld-wrapper.sh6
-rw-r--r--pkgs/build-support/cc-wrapper/utils.sh2
8 files changed, 40 insertions, 19 deletions
diff --git a/pkgs/build-support/cc-wrapper/add-hardening.sh b/pkgs/build-support/cc-wrapper/add-hardening.sh
index 34358e04194a..b0e39e455ffc 100644
--- a/pkgs/build-support/cc-wrapper/add-hardening.sh
+++ b/pkgs/build-support/cc-wrapper/add-hardening.sh
@@ -16,14 +16,14 @@ do
   hardeningDisableMap[$flag]=1
 done
 
-if [[ -n "${NIX_DEBUG:-}" ]]; then
+if (( "${NIX_DEBUG:-0}" >= 1 )); then
   printf 'HARDENING: disabled flags:' >&2
   (( "${#hardeningDisableMap[@]}" )) && printf ' %q' "${!hardeningDisableMap[@]}" >&2
   echo >&2
 fi
 
 if [[ -z "${hardeningDisableMap[all]:-}" ]]; then
-  if [[ -n "${NIX_DEBUG:-}" ]]; then
+  if (( "${NIX_DEBUG:-0}" >= 1 )); then
     echo 'HARDENING: Is active (not completely disabled with "all" flag)' >&2;
   fi
   for flag in "${hardeningFlags[@]}"
@@ -31,40 +31,40 @@ if [[ -z "${hardeningDisableMap[all]:-}" ]]; then
     if [[ -z "${hardeningDisableMap[$flag]:-}" ]]; then
       case $flag in
         fortify)
-          if [[ -n "${NIX_DEBUG:-}" ]]; then echo HARDENING: enabling fortify >&2; fi
+          if (( "${NIX_DEBUG:-0}" >= 1 )); then echo HARDENING: enabling fortify >&2; fi
           hardeningCFlags+=('-O2' '-D_FORTIFY_SOURCE=2')
           ;;
         stackprotector)
-          if [[ -n "${NIX_DEBUG:-}" ]]; then echo HARDENING: enabling stackprotector >&2; fi
+          if (( "${NIX_DEBUG:-0}" >= 1 )); then echo HARDENING: enabling stackprotector >&2; fi
           hardeningCFlags+=('-fstack-protector-strong' '--param' 'ssp-buffer-size=4')
           ;;
         pie)
-          if [[ -n "${NIX_DEBUG:-}" ]]; then echo HARDENING: enabling CFlags -fPIE >&2; fi
+          if (( "${NIX_DEBUG:-0}" >= 1 )); then echo HARDENING: enabling CFlags -fPIE >&2; fi
           hardeningCFlags+=('-fPIE')
           if [[ ! ("$*" =~ " -shared " || "$*" =~ " -static ") ]]; then
-            if [[ -n "${NIX_DEBUG:-}" ]]; then echo HARDENING: enabling LDFlags -pie >&2; fi
+            if (( "${NIX_DEBUG:-0}" >= 1 )); then echo HARDENING: enabling LDFlags -pie >&2; fi
             hardeningCFlags+=('-pie')
             hardeningLDFlags+=('-pie')
           fi
           ;;
         pic)
-          if [[ -n "${NIX_DEBUG:-}" ]]; then echo HARDENING: enabling pic >&2; fi
+          if (( "${NIX_DEBUG:-0}" >= 1 )); then echo HARDENING: enabling pic >&2; fi
           hardeningCFlags+=('-fPIC')
           ;;
         strictoverflow)
-          if [[ -n "${NIX_DEBUG:-}" ]]; then echo HARDENING: enabling strictoverflow >&2; fi
+          if (( "${NIX_DEBUG:-0}" >= 1 )); then echo HARDENING: enabling strictoverflow >&2; fi
           hardeningCFlags+=('-fno-strict-overflow')
           ;;
         format)
-          if [[ -n "${NIX_DEBUG:-}" ]]; then echo HARDENING: enabling format >&2; fi
+          if (( "${NIX_DEBUG:-0}" >= 1 )); then echo HARDENING: enabling format >&2; fi
           hardeningCFlags+=('-Wformat' '-Wformat-security' '-Werror=format-security')
           ;;
         relro)
-          if [[ -n "${NIX_DEBUG:-}" ]]; then echo HARDENING: enabling relro >&2; fi
+          if (( "${NIX_DEBUG:-0}" >= 1 )); then echo HARDENING: enabling relro >&2; fi
           hardeningLDFlags+=('-z' 'relro')
           ;;
         bindnow)
-          if [[ -n "${NIX_DEBUG:-}" ]]; then echo HARDENING: enabling bindnow >&2; fi
+          if (( "${NIX_DEBUG:-0}" >= 1 )); then echo HARDENING: enabling bindnow >&2; fi
           hardeningLDFlags+=('-z' 'now')
           ;;
         *)
diff --git a/pkgs/build-support/cc-wrapper/cc-wrapper.sh b/pkgs/build-support/cc-wrapper/cc-wrapper.sh
index aacaf196f313..e6f5a5a9f7d8 100644
--- a/pkgs/build-support/cc-wrapper/cc-wrapper.sh
+++ b/pkgs/build-support/cc-wrapper/cc-wrapper.sh
@@ -2,6 +2,10 @@
 set -eu -o pipefail
 shopt -s nullglob
 
+if (( "${NIX_DEBUG:-0}" >= 7 )); then
+    set -x
+fi
+
 path_backup="$PATH"
 
 # That @-vars are substituted separately from bash evaluation makes
@@ -161,7 +165,7 @@ if [ "$*" = -v ]; then
 fi
 
 # Optionally print debug info.
-if [ -n "${NIX_DEBUG:-}" ]; then
+if (( "${NIX_DEBUG:-0}" >= 1 )); then
     # Old bash workaround, see ld-wrapper for explanation.
     echo "extra flags before to @prog@:" >&2
     printf "  %q\n" ${extraBefore+"${extraBefore[@]}"}  >&2
diff --git a/pkgs/build-support/cc-wrapper/default.nix b/pkgs/build-support/cc-wrapper/default.nix
index 866be9cded9e..489fb02dcb5d 100644
--- a/pkgs/build-support/cc-wrapper/default.nix
+++ b/pkgs/build-support/cc-wrapper/default.nix
@@ -5,15 +5,15 @@
 # script that sets up the right environment variables so that the
 # compiler and the linker just "work".
 
-{ name ? "", stdenv, nativeTools, noLibc ? false, nativeLibc, nativePrefix ? ""
-, cc ? null, libc ? null, binutils ? null, coreutils ? null, shell ? stdenv.shell
+{ name ? "", stdenvNoCC, nativeTools, noLibc ? false, nativeLibc, nativePrefix ? ""
+, cc ? null, libc ? null, binutils ? null, coreutils ? null, shell ? stdenvNoCC.shell
 , zlib ? null, extraPackages ? [], extraBuildCommands ? ""
 , isGNU ? false, isClang ? cc.isClang or false, gnugrep ? null
 , buildPackages ? {}
 , useMacosReexportHack ? false
 }:
 
-with stdenv.lib;
+with stdenvNoCC.lib;
 
 assert nativeTools -> nativePrefix != "";
 assert !nativeTools ->
@@ -25,6 +25,7 @@ assert (noLibc || nativeLibc) == (libc == null);
 assert cc.langVhdl or false -> zlib != null;
 
 let
+  stdenv = stdenvNoCC;
   inherit (stdenv) hostPlatform targetPlatform;
 
   # Prefix for binaries. Customarily ends with a dash separator.
diff --git a/pkgs/build-support/cc-wrapper/gnat-wrapper.sh b/pkgs/build-support/cc-wrapper/gnat-wrapper.sh
index f0c922a3d5b4..b15f1e461e5f 100644
--- a/pkgs/build-support/cc-wrapper/gnat-wrapper.sh
+++ b/pkgs/build-support/cc-wrapper/gnat-wrapper.sh
@@ -2,6 +2,10 @@
 set -eu -o pipefail
 shopt -s nullglob
 
+if (( "${NIX_DEBUG:-0}" >= 7 )); then
+    set -x
+fi
+
 # N.B. Gnat is not used during bootstrapping, so we don't need to
 # worry about the old bash empty array `set -u` workarounds.
 
@@ -109,7 +113,7 @@ fi
 #fi
 
 # Optionally print debug info.
-if [ -n "${NIX_DEBUG:-}" ]; then
+if (( "${NIX_DEBUG:-0}" >= 1 )); then
     echo "extra flags before to @prog@:" >&2
     printf "  %q\n" "${extraBefore[@]}"  >&2
     echo "original flags to @prog@:" >&2
diff --git a/pkgs/build-support/cc-wrapper/gnatlink-wrapper.sh b/pkgs/build-support/cc-wrapper/gnatlink-wrapper.sh
index 2de748b5f31e..88e644dc54dc 100644
--- a/pkgs/build-support/cc-wrapper/gnatlink-wrapper.sh
+++ b/pkgs/build-support/cc-wrapper/gnatlink-wrapper.sh
@@ -2,6 +2,10 @@
 set -eu -o pipefail
 shopt -s nullglob
 
+if (( "${NIX_DEBUG:-0}" >= 7 )); then
+    set -x
+fi
+
 # N.B. Gnat is not used during bootstrapping, so we don't need to
 # worry about the old bash empty array `set -u` workarounds.
 
@@ -24,7 +28,7 @@ extraBefore=()
 #export NIX_@infixSalt@_LDFLAGS_SET=1
 
 # Optionally print debug info.
-if [ -n "${NIX_DEBUG:-}" ]; then
+if (( "${NIX_DEBUG:-0}" >= 1 )); then
     echo "extra flags before to @prog@:" >&2
     printf "  %q\n" "${extraBefore[@]}"  >&2
     echo "original flags to @prog@:" >&2
diff --git a/pkgs/build-support/cc-wrapper/ld-solaris-wrapper.sh b/pkgs/build-support/cc-wrapper/ld-solaris-wrapper.sh
index 72c999ff8bc8..5d81e34a047f 100755
--- a/pkgs/build-support/cc-wrapper/ld-solaris-wrapper.sh
+++ b/pkgs/build-support/cc-wrapper/ld-solaris-wrapper.sh
@@ -2,6 +2,10 @@
 set -eu -o pipefail
 shopt -s nullglob
 
+if (( "${NIX_DEBUG:-0}" >= 7 )); then
+    set -x
+fi
+
 declare -a args=("$@")
 # I've also tried adding -z direct and -z lazyload, but it gave too many problems with C++ exceptions :'(
 # Also made sure libgcc would not be lazy-loaded, as suggested here: https://www.illumos.org/issues/2534#note-3
diff --git a/pkgs/build-support/cc-wrapper/ld-wrapper.sh b/pkgs/build-support/cc-wrapper/ld-wrapper.sh
index a9cc1e3f9e6f..355ea8818981 100644
--- a/pkgs/build-support/cc-wrapper/ld-wrapper.sh
+++ b/pkgs/build-support/cc-wrapper/ld-wrapper.sh
@@ -2,6 +2,10 @@
 set -eu -o pipefail
 shopt -s nullglob
 
+if (( "${NIX_DEBUG:-0}" >= 7 )); then
+    set -x
+fi
+
 path_backup="$PATH"
 
 # phase separation makes this look useless
@@ -156,7 +160,7 @@ fi
 
 
 # Optionally print debug info.
-if [ -n "${NIX_DEBUG:-}" ]; then
+if (( "${NIX_DEBUG:-0}" >= 1 )); then
     # Old bash workaround, see above.
     echo "extra flags before to @prog@:" >&2
     printf "  %q\n" ${extraBefore+"${extraBefore[@]}"}  >&2
diff --git a/pkgs/build-support/cc-wrapper/utils.sh b/pkgs/build-support/cc-wrapper/utils.sh
index c84a094e26b0..c43c2e12d74a 100644
--- a/pkgs/build-support/cc-wrapper/utils.sh
+++ b/pkgs/build-support/cc-wrapper/utils.sh
@@ -1,5 +1,5 @@
 skip () {
-    if [ -n "${NIX_DEBUG:-}" ]; then
+    if (( "${NIX_DEBUG:-0}" >= 1 )); then
         echo "skipping impure path $1" >&2
     fi
 }