Display environment vars only, using set
alias sete='set|sed -n "/^`declare -F|sed -n "s/^declare -f \(.*\)/\1 ()/p;q"`/q;p"'
Alias setf shows the functions.
alias setf='set|sed -n "/^`declare -F|sed -n "s/^declare -f \(.*\)/\1 ()/p;q"`/,\$p"'
Also see: http://www.commandlinefu.com/commands/view/6899/print-all-environment-variables-including-hidden-ones
At the very least, some cool sed commands!
From my .bash_profile http://www.askapache.com/linux-unix/bash_profile-functions-advanced-shell.html
BASH=/bin/bash BASH_ARGC=() BASH_ARGV=() BASH_LINENO=() BASH_SOURCE=() BASH_VERSINFO=([0]="3" [1]="2" [2]="25" [3]="1" [4]="release" [5]="i686-redhat-linux-gnu") BASH_VERSION='3.2.25(1)-release' BKDIR=/home/askapache/.bk BROWSER=/usr/bin/lynx COLORS=/home/askapache/.dircolors COLUMNS=271 CR=$'\E[m\017\E)0' CVS_RSH=ssh DIRSTACK=() EDITOR=/usr/bin/vim EUID=32011 GREP_OPTIONS='-D skip --binary-files=without-match' GROUPNAME=askapache GROUPS=()
What do you think?
Any thoughts on this command? Does it work on your machine? Can you do the same thing with only 14 characters?
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envcat /proc/$$/environOn my machine, env does not show the following vars that sete shows: BASH BASH_ARGC BASH_ARGV BASH_LINENO BASH_SOURCE BASH_VERSINFO BASH_VERSION COLUMNS DIRSTACK EUID GROUPS HOSTTYPE IGNOREEOF INTERACTIVE LINES LOGIN_SHELL MACHTYPE MAILCHECK OPTERR OPTIND OSTYPE PPID PS2 PS3 PS4 SECONDS SHELLOPTS SOURCED UID But if you want to see ALL the hidden variables within bash, check out: http://www.commandlinefu.com/commands/view/6899/print-all-environment-variables-including-hidden-onescat /proc/$$/environvs:cat /proc/$PPID/environor with strace you can compare:strace -v -f -e trace=execve /bin/envand stracing bash is harder, but:strace -v -f -e trace=execve /bin/bash -i -l -c 'set'