19 lines
504 B
Nix
19 lines
504 B
Nix
{ nixpkgs ? import <nixpkgs> {} }:
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let cross-rv5 = import <nixpkgs> {
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crossSystem = {
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config = "riscv32-none-elf";
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gcc = { arch = "rv32i"; abi = "ilp32"; };
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libc = "newlib";
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};
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};
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flags-file = "compile_flags.txt";
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in
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cross-rv5.mkShell {
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nativeBuildInputs = [ nixpkgs.gnumake nixpkgs.guile_3_0 ];
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shellHook = ''
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export NIX_SHELL_NAME="riscv"
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echo | riscv32-none-elf-gcc -E -Wp,-v - 2>&1 | grep "^ .*newlib" | sed 's/^ /-I/' > ${flags-file}
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'';
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}
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