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fix(nix): prefer distro nix binaries over PATH lookup

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Kevin Veen-Birkenbach
2026-02-14 23:23:16 +01:00
parent acf1b69b70
commit 430f21735e
1 changed files with 7 additions and 6 deletions
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13
scripts/nix/lib/path.sh
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@@ -36,16 +36,17 @@ real_exe() {
# Resolve nix binary path robustly (works across distros + Arch /usr/sbin)
resolve_nix_bin() {
local nix_cmd=""
nix_cmd="$(command -v nix 2>/dev/null || true)"
[[ -n "$nix_cmd" ]] && real_exe "$nix_cmd" && return 0
# IMPORTANT: prefer system locations before /usr/local to avoid self-symlink traps
# IMPORTANT: prefer distro-managed locations first.
# This avoids pinning /usr/local/bin/nix to a stale user-profile nix binary.
[[ -x /usr/sbin/nix ]] && { echo "/usr/sbin/nix"; return 0; } # Arch package can land here
[[ -x /usr/bin/nix ]] && { echo "/usr/bin/nix"; return 0; }
[[ -x /bin/nix ]] && { echo "/bin/nix"; return 0; }
# /usr/local last, and only if it resolves to a real executable
local nix_cmd=""
nix_cmd="$(command -v nix 2>/dev/null || true)"
[[ -n "$nix_cmd" ]] && real_exe "$nix_cmd" && return 0
# /usr/local after system locations, and only if it resolves to a real executable
[[ -e /usr/local/bin/nix ]] && real_exe "/usr/local/bin/nix" && return 0
[[ -x /nix/var/nix/profiles/default/bin/nix ]] && {