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* Move the Nix bootstrap from *scripts/init-nix.sh* to *scripts/nix/init.sh* with split-out helpers in *scripts/nix/lib/* * Update Arch/Debian/Fedora packaging hooks to call */usr/lib/package-manager/nix/init.sh* * Keep bootstrap behavior the same while improving maintainability and reuse https://chatgpt.com/share/693c7159-b340-800f-929e-2515eeb0dd03
69 lines
1.9 KiB
Bash
69 lines
1.9 KiB
Bash
#!/usr/bin/env bash
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if [[ -n "${PKGMGR_NIX_PATH_SH:-}" ]]; then
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return 0
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fi
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PKGMGR_NIX_PATH_SH=1
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# Ensure Nix binaries are on PATH (additive, never destructive)
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ensure_nix_on_path() {
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if [[ -x /nix/var/nix/profiles/default/bin/nix ]]; then
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PATH="/nix/var/nix/profiles/default/bin:$PATH"
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fi
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if [[ -x "$HOME/.nix-profile/bin/nix" ]]; then
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PATH="$HOME/.nix-profile/bin:$PATH"
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fi
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if [[ -x /home/nix/.nix-profile/bin/nix ]]; then
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PATH="/home/nix/.nix-profile/bin:$PATH"
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fi
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if [[ -d "$HOME/.local/bin" ]]; then
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PATH="$HOME/.local/bin:$PATH"
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fi
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export PATH
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}
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# Resolve a path to a real executable (follows symlinks)
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real_exe() {
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local p="${1:-}"
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[[ -z "$p" ]] && return 1
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local r
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r="$(readlink -f "$p" 2>/dev/null || echo "$p")"
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[[ -x "$r" ]] && { echo "$r"; return 0; }
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return 1
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}
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# Resolve nix binary path robustly (works across distros + Arch /usr/sbin)
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resolve_nix_bin() {
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local nix_cmd=""
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nix_cmd="$(command -v nix 2>/dev/null || true)"
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[[ -n "$nix_cmd" ]] && real_exe "$nix_cmd" && return 0
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# IMPORTANT: prefer system locations before /usr/local to avoid self-symlink traps
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[[ -x /usr/sbin/nix ]] && { echo "/usr/sbin/nix"; return 0; } # Arch package can land here
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[[ -x /usr/bin/nix ]] && { echo "/usr/bin/nix"; return 0; }
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[[ -x /bin/nix ]] && { echo "/bin/nix"; return 0; }
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# /usr/local last, and only if it resolves to a real executable
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[[ -e /usr/local/bin/nix ]] && real_exe "/usr/local/bin/nix" && return 0
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[[ -x /nix/var/nix/profiles/default/bin/nix ]] && {
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echo "/nix/var/nix/profiles/default/bin/nix"; return 0;
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}
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[[ -x "$HOME/.nix-profile/bin/nix" ]] && {
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echo "$HOME/.nix-profile/bin/nix"; return 0;
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}
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[[ -x "$HOME/.local/bin/nix" ]] && {
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echo "$HOME/.local/bin/nix"; return 0;
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}
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[[ -x /home/nix/.nix-profile/bin/nix ]] && {
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echo "/home/nix/.nix-profile/bin/nix"; return 0;
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}
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return 1
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}
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