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https://github.com/NixOS/nixpkgs.git
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c37c7bbcdb
This wrapper is factually a bash script and should therefore use the correct shebang instead of relying on the leniency of the bash POSIX mode.
59 lines
1.5 KiB
Bash
Executable File
59 lines
1.5 KiB
Bash
Executable File
#!/usr/bin/env bash
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buildcpath() {
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local path after
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while (( $# )); do
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case $1 in
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-isystem)
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shift
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path=$path${path:+':'}$1
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;;
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-idirafter)
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shift
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after=$after${after:+':'}$1
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;;
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esac
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shift
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done
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echo $path${after:+':'}$after
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}
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buildcpluspath() {
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local path after
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while (( $# )); do
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case $1 in
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-isystem|-cxx-isystem)
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shift
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path=$path${path:+':'}$1
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;;
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-idirafter)
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shift
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after=$after${after:+':'}$1
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;;
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esac
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shift
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done
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echo $path${after:+':'}$after
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}
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# When user passes `--query-driver`, avoid extending `CPATH` et al, since we
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# don't want to infect user-specified toolchain and headers with our stuff.
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extendcpath=true
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for arg in "$@" $CLANGD_FLAGS; do
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if [[ "${arg}" == \-\-query\-driver* ]]; then
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extendcpath=false
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fi
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done
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if [ "$extendcpath" = true ]; then
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export C_INCLUDE_PATH=${CPATH}${CPATH:+':'}$(buildcpath ${NIX_CFLAGS_COMPILE} \
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$(<@clang@/nix-support/libc-cflags))
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export CPLUS_INCLUDE_PATH=${CPLUS_INCLUDE_PATH}${CPLUS_INCLUDE_PATH:+':'}$(buildcpluspath ${NIX_CFLAGS_COMPILE} \
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$(<@clang@/nix-support/libcxx-cxxflags) \
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$(<@clang@/nix-support/libc-cflags))
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fi
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@out@/bin/$(basename $0)-unwrapped "$@"
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