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nix-shell: Colour the prompt red if the user is root

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This matches the nixos prompt colours - green for standard user, red for
root
This commit is contained in:
Jamie Quigley 2023-02-01 20:43:26 +00:00
parent 119ba50eb8
commit 32ca59649b
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GPG key ID: 8E8FF66E2AE8D970
1 changed files with 3 additions and 1 deletions
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4
src/nix-build/nix-build.cc
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@ -536,7 +536,9 @@ static void main_nix_build(int argc, char * * argv)
"SHELL=%5%; "
"BASH=%5%; "
"set +e; "
R"s([ -n "$PS1" -a -z "$NIX_SHELL_PRESERVE_PROMPT" ] && PS1='\n\[\033[1;32m\][nix-shell:\w]\$\[\033[0m\] '; )s"
R"s([ -n "$PS1" -a -z "$NIX_SHELL_PRESERVE_PROMPT" ] && )s" +
(getuid() == 0 ? R"s(PS1='\n\[\033[1;31m\][nix-shell:\w]\$\[\033[0m\] '; )s"
: R"s(PS1='\n\[\033[1;32m\][nix-shell:\w]\$\[\033[0m\] '; )s") +
"if [ \"$(type -t runHook)\" = function ]; then runHook shellHook; fi; "
"unset NIX_ENFORCE_PURITY; "
"shopt -u nullglob; "