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70d01bdec1
[Backport 2.14-maintenance] nix-profile{,-daemon}.sh.in: Allow XDG_STATE_HOME to be unset
65 lines
2.7 KiB
Bash
65 lines
2.7 KiB
Bash
# Only execute this file once per shell.
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if [ -n "${__ETC_PROFILE_NIX_SOURCED:-}" ]; then return; fi
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__ETC_PROFILE_NIX_SOURCED=1
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NIX_LINK=$HOME/.nix-profile
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if [ -n "${XDG_STATE_HOME-}" ]; then
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NIX_LINK_NEW="$XDG_STATE_HOME/nix/profile"
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else
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NIX_LINK_NEW=$HOME/.local/state/nix/profile
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fi
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if [ -e "$NIX_LINK_NEW" ]; then
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NIX_LINK="$NIX_LINK_NEW"
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else
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if [ -t 2 ] && [ -e "$NIX_LINK_NEW" ]; then
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warning="\033[1;35mwarning:\033[0m"
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printf "$warning Both %s and legacy %s exist; using the latter.\n" "$NIX_LINK_NEW" "$NIX_LINK" 1>&2
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if [ "$(realpath "$NIX_LINK")" = "$(realpath "$NIX_LINK_NEW")" ]; then
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printf " Since the profiles match, you can safely delete either of them.\n" 1>&2
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else
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# This should be an exceptionally rare occasion: the only way to get it would be to
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# 1. Update to newer Nix;
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# 2. Remove .nix-profile;
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# 3. Set the $NIX_LINK_NEW to something other than the default user profile;
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# 4. Roll back to older Nix.
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# If someone did all that, they can probably figure out how to migrate the profile.
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printf "$warning Profiles do not match. You should manually migrate from %s to %s.\n" "$NIX_LINK" "$NIX_LINK_NEW" 1>&2
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fi
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fi
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fi
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export NIX_PROFILES="@localstatedir@/nix/profiles/default $NIX_LINK"
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# Set $NIX_SSL_CERT_FILE so that Nixpkgs applications like curl work.
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if [ -n "${NIX_SSL_CERT_FILE:-}" ]; then
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: # Allow users to override the NIX_SSL_CERT_FILE
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elif [ -e /etc/ssl/certs/ca-certificates.crt ]; then # NixOS, Ubuntu, Debian, Gentoo, Arch
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export NIX_SSL_CERT_FILE=/etc/ssl/certs/ca-certificates.crt
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elif [ -e /etc/ssl/ca-bundle.pem ]; then # openSUSE Tumbleweed
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export NIX_SSL_CERT_FILE=/etc/ssl/ca-bundle.pem
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elif [ -e /etc/ssl/certs/ca-bundle.crt ]; then # Old NixOS
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export NIX_SSL_CERT_FILE=/etc/ssl/certs/ca-bundle.crt
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elif [ -e /etc/pki/tls/certs/ca-bundle.crt ]; then # Fedora, CentOS
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export NIX_SSL_CERT_FILE=/etc/pki/tls/certs/ca-bundle.crt
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else
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# Fall back to what is in the nix profiles, favouring whatever is defined last.
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check_nix_profiles() {
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if [ -n "$ZSH_VERSION" ]; then
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# Zsh by default doesn't split words in unquoted parameter expansion.
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# Set local_options for these options to be reverted at the end of the function
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# and shwordsplit to force splitting words in $NIX_PROFILES below.
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setopt local_options shwordsplit
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fi
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for i in $NIX_PROFILES; do
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if [ -e "$i/etc/ssl/certs/ca-bundle.crt" ]; then
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export NIX_SSL_CERT_FILE=$i/etc/ssl/certs/ca-bundle.crt
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fi
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done
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}
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check_nix_profiles
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unset -f check_nix_profiles
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fi
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export PATH="$NIX_LINK/bin:@localstatedir@/nix/profiles/default/bin:$PATH"
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unset NIX_LINK
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