return false

so could conditionally setup the prompt:

. ~/rpm/packages/rpm-build-tools/bash-prompt.sh && PROMPT_COMMAND=__bash_prompt_command

diff --git a/bash-prompt.sh b/bash-prompt.sh
index ac09c25fb286603709608a9538b49b8786fda3e5..539fbeded9a5ffae8928db04d9c835a16c6a35c5 100644 (file)
--- a/bash-prompt.sh
+++ b/bash-prompt.sh
@@ -2,7 +2,7 @@
 # This code works known to work for bash
 
 # the code below requires bash 4.x, skip if earlier
-test ${BASH_VERSION%%.*} -lt 4 && return
+test ${BASH_VERSION%%.*} -lt 4 && return 1
 
 # To use it, source this file and set $PROMPT_COMMAND env var:
 # PROMPT_COMMAND=__bash_prompt_command