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home-manager/modules/misc/debug.nix
Maximilian Bosch 0056a5aea1
debug: add module
This one is fairly similar to `environment.enableDebugInfo`[1] (hence
the name). It ensures that the `debug`-output of packages defined in
`home.packages` is installed if available and ensures that
`gdb`/`elfutils` find those symbols by adding
`~/.nix-profile/lib/debug` to the `NIX_DEBUG_INFO_DIRS`[2] variable.

[1] https://github.com/NixOS/nixpkgs/blob/release-19.09/nixos/modules/config/debug-info.nix
[2] https://github.com/NixOS/nixpkgs/blob/release-19.09/pkgs/development/tools/misc/gdb/debug-info-from-env.patch

PR #1040
2020-03-07 15:03:44 +01:00

26 lines
719 B
Nix

{ config, pkgs, lib, ... }:
with lib;
{
options.home = {
enableDebugInfo = mkEnableOption "" // {
description = ''
Some Nix-packages provide debug symbols for
<command>gdb</command> in the <literal>debug</literal>-output.
This option ensures that those are automatically fetched from
the binary cache if available and <command>gdb</command> is
configured to find those symbols.
'';
};
};
config = mkIf config.home.enableDebugInfo {
home.extraOutputsToInstall = [ "debug" ];
home.sessionVariables = {
NIX_DEBUG_INFO_DIRS =
"$NIX_DEBUG_INFO_DIRS\${NIX_DEBUG_INFO_DIRS:+:}${config.home.profileDirectory}/lib/debug";
};
};
}