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--- linux:bash:ps1 [10/06/2018 00:34] – creat mate
+++ linux:bash:ps1 [04/09/2018 05:59] (actual) – mate
@@ Línia 1: / Línia 1: @@
 = PS1
+== simples
-{{:misproyectos:clitools:pasted:20171207-160802.png}}
+{{:linux:bash:ps1:20171207-160802.png}}
 <code bash>
 export PS1="\[\e]0;\u@\h \w\a\]\[\e[00;33m\]\u\[\e[0m\]\[\e[00;37m\]@\[\e[0m\]\[\e[00;33m\]\h\[\e[0m\]\[\e[00;37m\]:\[\e[0m\]\[\e[00;34m\]\w\[\e[0m\]\[\e[00;37m\]\n\$ \[\e[0m\]"
 </code>
-{{:misproyectos:clitools:pasted:20171207-160640.png}}
+{{:linux:bash:ps1:20171207-160640.png}}
 <code bash>
 export PS1="\[$(tput sgr0)\]\033[38;5;15m\033[38;5;11m\u\[$(tput sgr0)\]\033[38;5;15m\033[38;5;15m@\[$(tput sgr0)\]\033[38;5;15m\033[38;5;11m\h\[$(tput sgr0)\]\033[38;5;15m\033[38;5;15m:\[$(tput sgr0)\]\033[38;5;15m\033[38;5;2m\w\[$(tput sgr0)\]\033[38;5;15m\033[38;5;15m\n\[$(tput sgr0)\]\\$\[$(tput sgr0)\] \[$(tput sgr0)\]"
 </code>
+== soporte GIT
+/vía: [[https://stackoverflow.com/questions/4133904/ps1-line-with-git-current-branch-and-colors]]
+<code bash>
+function we_are_in_git_work_tree {
+    git rev-parse --is-inside-work-tree &> /dev/null
+}
+function parse_git_branch {
+    if we_are_in_git_work_tree
+    then
+    local BR=$(git rev-parse --symbolic-full-name --abbrev-ref HEAD 2> /dev/null)
+    if [ "$BR" == HEAD ]
+    then
+        local NM=$(git name-rev --name-only HEAD 2> /dev/null)
+        if [ "$NM" != undefined ]
+        then echo -n "@$NM"
+        else git rev-parse --short HEAD 2> /dev/null
+        fi
+    else
+        echo -n $BR
+    fi
+    fi
+}
+function parse_git_status {
+    if we_are_in_git_work_tree
+    then
+    local ST=$(git status --short 2> /dev/null)
+    if [ -n "$ST" ]
+    then echo -n " + "
+    else echo -n " - "
+    fi
+    fi
+}
+function pwd_depth_limit_2 {
+    if [ "$PWD" = "$HOME" ]
+    then echo -n "~"
+    else pwd | sed -e "s|.*/\(.*/.*\)|\1|"
+    fi
+}
+COLBROWN="\[\033[1;33m\]"
+COLRED="\[\033[1;31m\]"
+COLCLEAR="\[\033[0m\]"
+# export all these for subshells
+export -f parse_git_branch parse_git_status we_are_in_git_work_tree pwd_depth_limit_2
+export PS1="$COLRED<$COLBROWN \$(pwd_depth_limit_2)$COLRED\$(parse_git_status)$COLBROWN\$(parse_git_branch) $COLRED>$COLCLEAR "
+export TERM="xterm-color"
+</code>
+=== ejemplos y fuentes de ideas
+funciones: [[https://medium.freecodecamp.org/bash-shortcuts-to-enhance-your-git-workflow-5107d64ea0ff]]
+<code bash __git_ps1()>
+export PS1="\n\[\033[1;30m\][$$:$PPID - \j:\!\[\033[1;30m\]]\[\033[0;36m\] \T \
+\[\033[1;30m\][\[\033[1;34m\]\u@\H\[\033[1;30m\]:\[\033[0;37m\]${SSH_TTY:-o} \
+\[\033[0;32m\]+${SHLVL}\[\033[1;30m\]] \[\033[1;37m\]\w\[\033[0;37m\]\[\033[1;34m\]\$(__git_ps1 \" (%s)\") \[\033[0;37m\] \n\$ "
+</code>
+<code bash gestión de colores>
+set_prompt()
+{
+   local last_cmd=$?
+   local txtreset='$(tput sgr0)'
+   local txtbold='$(tput bold)'
+   local txtblack='$(tput setaf 0)'
+   local txtred='$(tput setaf 1)'
+   local txtgreen='$(tput setaf 2)'
+   local txtyellow='$(tput setaf 3)'
+   local txtblue='$(tput setaf 4)'
+   local txtpurple='$(tput setaf 5)'
+   local txtcyan='$(tput setaf 6)'
+   local txtwhite='$(tput setaf 7)'
+   # unicode "✗"
+   local fancyx='\342\234\227'
+   # unicode "✓"
+   local checkmark='\342\234\223'
+   # Line 1: Full date + full time (24h)
+   # Line 2: current path
+   PS1="\[$txtbold\]\[$txtwhite\]\n\D{%A %d %B %Y %H:%M:%S}\n\[$txtgreen\]\w\n"
+   # User color: red for root, yellow for others
+   if [[ $EUID == 0 ]]; then
+       PS1+="\[$txtred\]"
+   else
+       PS1+="\[$txtyellow\]"
+   fi
+   # Line 3: user@host
+   PS1+="\u\[$txtwhite\]@\h\n"
+   # Line 4: a red "✗" or a green "✓" and the error number
+   if [[ $last_cmd == 0 ]]; then
+      PS1+="\[$txtgreen\]$checkmark \[$txtwhite\](0)"
+   else
+      PS1+="\[$txtred\]$fancyx \[$txtwhite\]($last_cmd)"
+   fi
+   # Line 4: green git branch
+   PS1+="\[$txtgreen\]$(__git_ps1 ' (%s)')\[$txtwhite\]"
+   # Line 4: good old prompt, $ for user, # for root
+   PS1+=" \\$ "
+}
+PROMPT_COMMAND='set_prompt'
+</code>