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authorNicolas Mattia <nicolas@nmattia.com>2022-02-21 13:35:51 +0100
committerNicolas Mattia <nicolas@nmattia.com>2022-02-21 13:35:55 +0100
commit44b7d104b403062bf9ad57363f76464e355bc9a2 (patch)
tree25389f519d473439b886161da7883592d93f0ee1 /scripts/nix-profile.sh.in
parent34f2eebd5be06658c04aa7846753d5de124d7195 (diff)
Document usage of MANPATH in nix-profile.sh
While trying to figure out how `nix-env`/`nix profile` work I had a hard time understand how man pages were being installed. Took me quite some time to figure this out, thought it might be useful to others too!
Diffstat (limited to 'scripts/nix-profile.sh.in')
-rw-r--r--scripts/nix-profile.sh.in3
1 files changed, 3 insertions, 0 deletions
diff --git a/scripts/nix-profile.sh.in b/scripts/nix-profile.sh.in
index 8cba1c522..45cbcbe74 100644
--- a/scripts/nix-profile.sh.in
+++ b/scripts/nix-profile.sh.in
@@ -24,6 +24,9 @@ if [ -n "$HOME" ] && [ -n "$USER" ]; then
export NIX_SSL_CERT_FILE="$NIX_LINK/etc/ca-bundle.crt"
fi
+ # Only use MANPATH if it is already set. In general `man` will just simply
+ # pick up `.nix-profile/share/man` because is it close to `.nix-profile/bin`
+ # which is in the $PATH. For more info, run `manpath -d`.
if [ -n "${MANPATH-}" ]; then
export MANPATH="$NIX_LINK/share/man:$MANPATH"
fi