changeset 142:90f60047d5b4

Set a bunch of history-friendly options
author Steve Huston <huston@astro.princeton.edu>
date Thu, 18 Aug 2016 12:35:16 -0400
parents ef534933ab04
children 315bbb06066a
files .bash_profile .bashrc
diffstat 2 files changed, 20 insertions(+), 2 deletions(-) [+]
line wrap: on
line diff
--- a/.bash_profile	Tue Jul 05 12:31:53 2016 -0400
+++ b/.bash_profile	Thu Aug 18 12:35:16 2016 -0400
@@ -67,6 +67,24 @@
 fi
 hg status
 
+# Set some friendly options for history
+# Append to ~/.bash_history, don't overwrite it
+shopt -s histappend
+# Set the history a bit larger, both on disk and in memory
+export HISTFILESIZE=10000
+export HISTSIZE=10000
+# Ignore lines starting with a space, and duplicates of the previous command;
+# also, if a line is a dupe from earlier history, remove the previous line
+# entirely
+export HISTCONTROL='ignoreboth:erasedups'
+# Ignore some commonly used and not noteworthy commands
+export HISTIGNORE='bg:fg:history:ret:keys'
+# Put a timestamp on history lines
+export HISTTIMEFORMAT='%F %T '
+# Fold multi-line commands into a single line
+# This seems to be 'on' in many places already, but let's make sure
+shopt -s cmdhist
+
 [[ $HOST == cake && "`tty`" == "/dev/tty1" ]] && {
   # We're on the Raspberry Pi
   export SDL_NOMOUSE=1
--- a/.bashrc	Tue Jul 05 12:31:53 2016 -0400
+++ b/.bashrc	Thu Aug 18 12:35:16 2016 -0400
@@ -40,11 +40,11 @@
 # If this is an xterm set the title to user@host:dir
 case $TERM in
   xterm*|rxvt*)
-    PROMPT_COMMAND='echo -ne "\033]0;${USER}@${HOSTNAME}: ${PWD/$HOME/~}\007"'
+    PROMPT_COMMAND='history -a ; echo -ne "\033]0;${USER}@${HOSTNAME}: ${PWD/$HOME/~}\007"'
     ;;
   screen*)
     # But if it's a screen window, leave it alone please
-    PROMPT_COMMAND=""
+    PROMPT_COMMAND="history -a"
     ;;
   *)
     ;;