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bash: preserve existing PS0 value (#10688)

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We were previously overwriting PS0 on every PROMPT_COMMAND. We now
append to PS0, but only if it doesn't already contain our hook.

This is also more consistent with the bash-preexec behavior we maintain
for older bash versions.
This commit is contained in:
Mitchell Hashimoto
2026-02-15 06:52:42 -08:00
committed by GitHub
parent 61e347a2c2 a271f85cd2
commit 045c540f05
1 changed files with 3 additions and 1 deletions
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4
src/shell-integration/bash/ghostty.bash
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@@ -278,7 +278,9 @@ if (( BASH_VERSINFO[0] > 4 || (BASH_VERSINFO[0] == 4 && BASH_VERSINFO[1] >= 4) )
__ghostty_hook() {
builtin local ret=$?
__ghostty_precmd "$ret"
PS0=$__ghostty_ps0
if [[ "$PS0" != *"$__ghostty_ps0"* ]]; then
PS0=$PS0"${__ghostty_ps0}"
fi
}
# Append our hook to PROMPT_COMMAND, preserving its existing type.