Merge c7dbc84889 into f97e871c33

plugins/sccs/README.md

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+## SCCS Plugin
+
+This plugin adds a prompt for [SCCS](https://sccs.sourceforge.net) repositories.
+It will show a directory with checked-out files as *dirty*, else *clean*.
+
+### SCREENSHOT
+
+![Doing its thing](screenshot.png)
+
+### CONTRIBUTOR
+ - [dertuxmalwieder](https://github.com/dertuxmalwieder)

plugins/sccs/sccs.plugin.zsh

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+_SCCS_PROMPT=""
+
+ZSH_THEME_SCCS_PROMPT_PREFIX="%{$fg_bold[blue]%}sccs:"
+ZSH_THEME_SCCS_PROMPT_DIRTY="%{$fg_bold[red]%}✖"
+ZSH_THEME_SCCS_PROMPT_CLEAN="%{$fg_bold[green]%}✔"
+
+function sccs_prompt_info () {
+  if [ -d SCCS ]; then
+    # There is an SCCS folder. Does it host SCCS files and does it
+    # have "dirty" files?
+    local is_sccs_folder=false
+    [[ -n SCCS/s.*(#qN) ]] && is_sccs_folder=true
+    
+    if [ "$is_sccs_folder" = true ]; then 
+        local _EDITED_SYM="$ZSH_THEME_SCCS_PROMPT_CLEAN"
+
+        local sccs_check_command=`sccs tell`
+        if [[ -n $sccs_check_command ]]; then
+            # We have dirty files here.
+            _EDITED_SYM="$ZSH_THEME_SCCS_PROMPT_DIRTY"
+        fi
+
+        echo "$ZSH_THEME_SCCS_PROMPT_PREFIX" \
+          "$_EDITED_SYM"\
+          "%{$reset_color%}"
+    fi
+  fi
+}
+
+function _sccs_prompt () {
+  local current=`echo $PROMPT $RPROMPT | grep sccs`
+
+  if [ "$_SCCS_PROMPT" = "" -o "$current" = "" ]; then
+    local _prompt=${PROMPT}
+    local _rprompt=${RPROMPT}
+
+    local is_prompt=`echo $PROMPT | grep git`
+
+    if [ "$is_prompt" = "" ]; then
+      export RPROMPT="$_rprompt"'$(sccs_prompt_info)'
+    else
+      export PROMPT="$_prompt"'$(sccs_prompt_info)'
+    fi
+
+    _SCCS_PROMPT="1"
+  fi
+}
+
+autoload -U add-zsh-hook
+
+add-zsh-hook precmd _sccs_prompt