Use Git methods rather than self-cooked repo root finding

[zsh.git] / .zsh / zshrc / 60_vcsprompt

diff --git a/.zsh/zshrc/60_vcsprompt b/.zsh/zshrc/60_vcsprompt
index 9513f6a7beaf1b06961cb74ebbe8406ec8daca53..78e061d40bdd4fac7979a9dbf1533e7a98e94254 100644 (file)
--- a/.zsh/zshrc/60_vcsprompt
+++ b/.zsh/zshrc/60_vcsprompt
@@ -14,13 +14,7 @@ __git_get_reporoot()
 {
   # return the full path to the root of the current git repository
   [ -d "$GIT_DIR" ] && echo "$GIT_DIR" && return 0
-  local relroot
-  relroot="$(git rev-parse --show-cdup 2>/dev/null)" || return 1
-  if [ -n "$relroot" ]; then
-    readlink -f "$relroot"
-  else
-    echo $PWD
-  fi
+  git rev-parse --show-toplevel
 }
 
 __git_get_branch()
@@ -158,14 +152,19 @@ __vcs_set_prompt_variables()
         { error "could not determine git repository root"; return 1 }
       branch="$(__git_get_branch)" ||
         { error "could not determine git branch"; return 1 }
-      eval set -- $(__vcs_get_prompt_path_components "$reporoot" "$branch")
       if [ -n "$VCSH_REPO_NAME" ]; then
-        set -- "vcsh/$VCSH_REPO_NAME" "$2" "$3"
-      elif [ -d "$GIT_DIR" ]; then
-        # poor man's replace until I find out how to do named dirs properly
-        # here:
-        local _D="${GIT_DIR/$HOME/~}"
-        set -- "$_D" "$2" "${${1#$_D}%/}"
+        # if vcsh is used to get a subshell, then the repo root is the home
+        # directory, but we want to indicate the vcsh context too:
+        eval set -- $(__vcs_get_prompt_path_components "$HOME" "$branch")
+        set -- "vcsh:$VCSH_REPO_NAME" "$2" "$3"
+      else
+        eval set -- $(__vcs_get_prompt_path_components "$reporoot" "$branch")
+        if [ -d "$GIT_DIR" ]; then
+          # poor man's replace until I find out how to do named dirs properly
+          # here:
+          local _D="${GIT_DIR/$HOME/~}"
+          set -- "$_D" "$2" "${${1#$_D}%/}"
+        fi
       fi
       ;;
     hg)