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https://github.com/NixOS/nixpkgs.git
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60 lines
1.3 KiB
Bash
Executable File
60 lines
1.3 KiB
Bash
Executable File
#!/bin/sh
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if [ $# -ne 1 ]
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then
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echo "Usage: $(basename $0) VERSION"
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echo
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echo "Download and GPG-check component tarballs for GCC VERSION."
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exit 1
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fi
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version="$1"
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set -e
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out="sources.nix"
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declare -A options
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options["core"]="/* langC */ true"
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options["g++"]="langCC"
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options["fortran"]="langFortran"
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options["java"]="langJava"
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cat > "$out"<<EOF
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/* Automatically generated by \`$(basename $0)', do not edit.
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For GCC ${version}. */
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{ fetchurl, optional, version, langC, langCC, langFortran, langJava }:
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assert version == "${version}";
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EOF
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for component in core g++ fortran java
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do
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dir="ftp.gnu.org/gnu/gcc/gcc-${version}"
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file="gcc-${component}-${version}.tar.bz2"
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url="${dir}/${file}"
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path_and_hash="$(nix-prefetch-url "$url" 2>&1 | grep -E '^(hash|path) is')"
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path="$(echo $path_and_hash | sed -e's/^.*path is \([^ ]\+\).*$/\1/g')"
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hash="$(echo $path_and_hash | sed -e's/^.*hash is \([^ ]\+\).*$/\1/g')"
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rm -f "${url}.sig"
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wget "${url}.sig"
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gpg --verify "${file}.sig" "${path}"
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rm "${file}.sig"
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cat >> "$out" <<EOF
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optional ${options[$component]} (fetchurl {
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url = "mirror://gcc/releases/gcc-\${version}/gcc-${component}-\${version}.tar.bz2";
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sha256 = "${hash}";
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}) ++
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EOF
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done
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cat >> "$out" <<EOF
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[]
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EOF
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echo "result stored in \`$out'"
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