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profile/osc-context: move and extend check for TERM=dumb

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Let's do the check early and skip most of the file if appropriate. Also, treat
missing $TERM same as "dumb". We're almost certainly at a dump terminal in that
case.
This commit is contained in:
Zbigniew Jędrzejewski-Szmek
2025-11-06 11:56:01 +01:00
parent dd20ba74e3
commit 705e2ef194
1 changed files with 5 additions and 1 deletions
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6
profile.d/80-systemd-osc-context.sh
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@@ -13,6 +13,10 @@
# Not bash?
[ -n "${BASH_VERSION:-}" ] || return 0
# If we're on a "dumb" terminal, do not install the prompt.
# Treat missing $TERM same as "dumb".
[ "${TERM:-dumb}" = "dumb" ] && return 0
__systemd_osc_context_escape() {
# Escape according to the OSC 3008 spec. Since this requires shelling out
# to 'sed' we'll only do it where it's strictly necessary, and skip it when
@@ -56,7 +60,7 @@ __systemd_osc_context_precmdline() {
read -r systemd_osc_context_cmd_id </proc/sys/kernel/random/uuid
}
if [[ -n "${BASH_VERSION:-}" ]] && [[ "${TERM:-}" != "dumb" ]]; then
if [ -n "${BASH_VERSION:-}" ]; then
# Legacy bashrc will assign PROMPT_COMMAND=, which is equivalent to assigning
# index 0 in the array. Leave an empty spot to handle this gracefully.
[ -n "$(declare -p PROMPT_COMMAND 2>/dev/null)" ] || PROMPT_COMMAND+=('')