mirror of
https://github.com/NixOS/nixpkgs.git
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47 lines
1,023 B
Bash
47 lines
1,023 B
Bash
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#!/bin/sh
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inPreprocessorMode () {
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hasE=0
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hasU=0
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hasT=0
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for arg in "$@"
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do
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if [ 'x-E' = "x$arg" ]; then hasE=1; fi
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if [ 'x-undef' = "x$arg" ]; then hasU=1; fi
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if [ 'x-traditional' = "x$arg" ]; then hasT=1; fi
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done
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[ "$hasE$hasU$hasT" = '111' ]
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}
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extraClangArgs="-Wno-invalid-pp-token -Wno-unicode -Wno-trigraphs"
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adjustPreprocessorLanguage () {
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newArgs=''
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while [ $# -gt 0 ]
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do
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newArgs="$newArgs $1"
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if [ "$1" = '-x' ]
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then
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shift
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if [ $# -gt 0 ]
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then
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if [ "$1" = 'c' ]
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then
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newArgs="$newArgs assembler-with-cpp"
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else
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newArgs="$newArgs $1"
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fi
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fi
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fi
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shift
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done
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echo $newArgs
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}
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if inPreprocessorMode "$@"
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then
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exec clang $extraClangArgs `adjustPreprocessorLanguage "$@"`
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else
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exec clang $extraClangArgs "${@/-nodefaultlibs/}"
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fi
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