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author | Alyssa Ross <hi@alyssa.is> | 2022-12-06 19:57:55 +0000 |
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committer | Alyssa Ross <hi@alyssa.is> | 2023-02-08 13:48:30 +0000 |
commit | bf3aadfdd39aa197e18bade671fab6726349ffa4 (patch) | |
tree | 698567af766ed441d757b57a7b21e68d4a342a2b /nixpkgs/pkgs/build-support/cc-wrapper/cc-wrapper.sh | |
parent | f4afc5a01d9539ce09e47494e679c51f80723d07 (diff) | |
parent | 99665eb45f58d959d2cb9e49ddb960c79d596f33 (diff) | |
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Merge commit '99665eb45f58d959d2cb9e49ddb960c79d596f33'
Diffstat (limited to 'nixpkgs/pkgs/build-support/cc-wrapper/cc-wrapper.sh')
-rw-r--r-- | nixpkgs/pkgs/build-support/cc-wrapper/cc-wrapper.sh | 87 |
1 files changed, 40 insertions, 47 deletions
diff --git a/nixpkgs/pkgs/build-support/cc-wrapper/cc-wrapper.sh b/nixpkgs/pkgs/build-support/cc-wrapper/cc-wrapper.sh index 1220841162c3..83b6817798f2 100644 --- a/nixpkgs/pkgs/build-support/cc-wrapper/cc-wrapper.sh +++ b/nixpkgs/pkgs/build-support/cc-wrapper/cc-wrapper.sh @@ -38,36 +38,23 @@ nParams=${#params[@]} while (( "$n" < "$nParams" )); do p=${params[n]} p2=${params[n+1]:-} # handle `p` being last one - if [ "$p" = -c ]; then - dontLink=1 - elif [ "$p" = -S ]; then - dontLink=1 - elif [ "$p" = -E ]; then - dontLink=1 - elif [ "$p" = -E ]; then - dontLink=1 - elif [ "$p" = -M ]; then - dontLink=1 - elif [ "$p" = -MM ]; then - dontLink=1 - elif [[ "$p" = -x && "$p2" = *-header ]]; then - dontLink=1 - elif [[ "$p" = -x && "$p2" = c++* && "$isCxx" = 0 ]]; then - isCxx=1 - elif [ "$p" = -nostdlib ]; then - cxxLibrary=0 - elif [ "$p" = -nostdinc ]; then - cInclude=0 - cxxInclude=0 - elif [ "$p" = -nostdinc++ ]; then - cxxInclude=0 - elif [[ "$p" != -?* ]]; then - # A dash alone signifies standard input; it is not a flag - nonFlagArgs=1 - elif [ "$p" = -cc1 ]; then - cc1=1 - fi n+=1 + + case "$p" in + -[cSEM] | -MM) dontLink=1 ;; + -cc1) cc1=1 ;; + -nostdinc) cInclude=0 cxxInclude=0 ;; + -nostdinc++) cxxInclude=0 ;; + -nostdlib) cxxLibrary=0 ;; + -x) + case "$p2" in + *-header) dontLink=1 ;; + c++*) isCxx=1 ;; + esac + ;; + -?*) ;; + *) nonFlagArgs=1 ;; # Includes a solitary dash (`-`) which signifies standard input; it is not a flag + esac done # If we pass a flag like -Wl, then gcc will call the linker unless it @@ -81,29 +68,31 @@ fi # Optionally filter out paths not refering to the store. if [[ "${NIX_ENFORCE_PURITY:-}" = 1 && -n "$NIX_STORE" ]]; then - rest=() + kept=() nParams=${#params[@]} declare -i n=0 while (( "$n" < "$nParams" )); do p=${params[n]} p2=${params[n+1]:-} # handle `p` being last one - if [ "${p:0:3}" = -L/ ] && badPath "${p:2}"; then - skip "${p:2}" - elif [ "$p" = -L ] && badPath "$p2"; then - n+=1; skip "$p2" - elif [ "${p:0:3}" = -I/ ] && badPath "${p:2}"; then - skip "${p:2}" - elif [ "$p" = -I ] && badPath "$p2"; then - n+=1; skip "$p2" - elif [ "$p" = -isystem ] && badPath "$p2"; then - n+=1; skip "$p2" - else - rest+=("$p") - fi n+=1 + + skipNext=false + path="" + case "$p" in + -[IL]/*) path=${p:2} ;; + -[IL] | -isystem) path=$p2 skipNext=true ;; + esac + + if [[ -n $path ]] && badPath "$path"; then + skip "$path" + $skipNext && n+=1 + continue + fi + + kept+=("$p") done # Old bash empty array hack - params=(${rest+"${rest[@]}"}) + params=(${kept+"${kept[@]}"}) fi # Flirting with a layer violation here. @@ -118,17 +107,17 @@ fi # Clear march/mtune=native -- they bring impurity. if [ "$NIX_ENFORCE_NO_NATIVE_@suffixSalt@" = 1 ]; then - rest=() + kept=() # Old bash empty array hack for p in ${params+"${params[@]}"}; do if [[ "$p" = -m*=native ]]; then skip "$p" else - rest+=("$p") + kept+=("$p") fi done # Old bash empty array hack - params=(${rest+"${rest[@]}"}) + params=(${kept+"${kept[@]}"}) fi if [[ "$isCxx" = 1 ]]; then @@ -170,6 +159,10 @@ if [ "$dontLink" != 1 ]; then export NIX_LINK_TYPE_@suffixSalt@=$linkType fi +if [[ -e @out@/nix-support/add-local-cc-cflags-before.sh ]]; then + source @out@/nix-support/add-local-cc-cflags-before.sh +fi + # As a very special hack, if the arguments are just `-v', then don't # add anything. This is to prevent `gcc -v' (which normally prints # out the version number and returns exit code 0) from printing out |