shell: prevent crashing of non-Guix apps on foreign distros

[~bandali/configs] / .profile

diff --git a/.profile b/.profile
index 8b7956f..8df286c 100644 (file)
--- a/.profile
+++ b/.profile
@@ -10,17 +10,28 @@ fi
 export EDITOR="emacsclient -nw"
 export VISUAL="emcl"
 
-PATH="$HOME/bin:$HOME/.local/bin:$PATH"
+PATH="$HOME/usr/local/bin:$HOME/.local/bin:$PATH"
 PATH="$HOME/.cabal/bin:$HOME/.cargo/bin:$HOME/.elan/bin:$PATH"
 if [ -z "$IS_GUIX_SYSTEM" ]; then
     PATH="$HOME/.config/guix/current/bin${PATH:+:}$PATH"
+    INFOPATH="$HOME/.config/guix/current/share/info${INFOPATH:+:}$INFOPATH"
     export GUIX_LOCPATH="$HOME/.guix-profile/lib/locale"
 fi
 export PATH
+export INFOPATH
+
+export MY_GUIX_MANIFESTS="$HOME/.config/guix/manifest"
+export MY_GUIX_PROFILES="$HOME/.config/guix/profile"
 
 export XDG_CONFIG_HOME="$HOME/.config"
 export XDG_DATA_HOME="$HOME/.local/share"
 
+if [ -f "$HOME/.config/user-dirs.dirs" ]; then
+    set -a
+    . "$HOME/.config/user-dirs.dirs"
+    set +a
+fi
+
 export INPUTRC="$XDG_CONFIG_HOME"/readline/inputrc
 export SCREENRC="$XDG_CONFIG_HOME"/screen/screenrc
 
@@ -40,18 +51,42 @@ fi
 if [ -z "$IS_GUIX_SYSTEM" ]; then
     # if guix is installed
     if [ -x "$(command -v guix)" ]; then
-        export SSL_CERT_DIR="$HOME/.guix-profile/etc/ssl/certs"
-        export SSL_CERT_FILE="$HOME/.guix-profile/etc/ssl/certs/ca-certificates.crt"
+        SSL_CERT_DIR="$HOME/.guix-profile/etc/ssl/certs"
+        if [ -d "$SSL_CERT_DIR" -o -h "$SSL_CERT_DIR" ]; then
+            export SSL_CERT_DIR
+            export SSL_CERT_FILE="$HOME/.guix-profile/etc/ssl/certs/ca-certificates.crt"
+        else
+            printf "it seems you forgot to \`guix install nss-certs\'\n"
+        fi
         GUIX_PROFILE="$HOME/.guix-profile"
         . "$GUIX_PROFILE/etc/profile"
+        unset XDG_DATA_DIRS
     fi
 fi
 
-setxkbmap \
-    -layout us,ir \
-    -option ctrl:nocaps \
-    -option grp:shifts_toggle
+for p in $MY_GUIX_PROFILES/*; do
+    profile=$p/$(basename "$p")
+    if [ -f "$profile"/etc/profile ]; then
+        GUIX_PROFILE="$profile"
+        . "$GUIX_PROFILE"/etc/profile
+    fi
+    unset profile
+done
 
-xmodmap -e "keysym Menu = Super_R"
+# start an ssh-agent (with guix's openssh)
+if [ -z "$IS_GUIX_SYSTEM" ]; then
+    if ! pgrep -u "$USER" ssh-agent > /dev/null; then
+        ssh-agent > ~/.ssh-agent-thing
+    fi
+    if [[ ! "$SSH_AUTH_SOCK" ]]; then
+        eval "$(<~/.ssh-agent-thing)"
+    fi
+fi
 
-xrdb -merge "$HOME/.Xresources"
+# footenote: when on a foreign distro and using Xfce, don't forget to
+# disable its auto-start of gpg- and ssh-agent, by issuing
+#     xfconf-query -c xfce4-session -p /startup/ssh-agent/enabled -n -t bool -s false
+#     xfconf-query -c xfce4-session -p /startup/gpg-agent/enabled -n -t bool -s false
+# see https://docs.xfce.org/xfce/xfce4-session/advanced#ssh_and_gpg_agents
+# also, MATE does something similar with gnome-keyring-daemon:
+# http://william.shallum.net/random-notes/disabling-gnome-keyring-daemon-ssh-agent-on-mate-desktop