From f73902496e768bd82ccd0d06d2af2633c5e30069 Mon Sep 17 00:00:00 2001
From: Pierre Neidhardt <ambrevar@gmail.com>
Date: Fri, 26 Jul 2013 15:16:15 +0200
Subject: [PATCH] Script: prepend + zshcd let ranger start a shell in current
 dir

---
 .config/ranger/rc.conf |  5 ++++-
 .scripts/prepend       | 15 +++++++++++++++
 .scripts/zshcd         | 35 +++++++++++++++++++++++++++++++++++
 .shell.d/options_zsh   | 18 ++++++++++++------
 4 files changed, 66 insertions(+), 7 deletions(-)
 create mode 100755 .scripts/prepend
 create mode 100755 .scripts/zshcd

diff --git a/.config/ranger/rc.conf b/.config/ranger/rc.conf
index 6291ab45..8e581e77 100644
--- a/.config/ranger/rc.conf
+++ b/.config/ranger/rc.conf
@@ -150,4 +150,7 @@ map K       move up=5
 map J       move down=5
 
 ## New tab in current folder. Use 'gn' for home folder.
-map <c-n>  eval fm.tab_new('%d')
\ No newline at end of file
+map <c-n>  eval fm.tab_new('%d')
+
+## Start shell in current folder. Needs zshcd script.
+map S shell zshcd %d
\ No newline at end of file
diff --git a/.scripts/prepend b/.scripts/prepend
new file mode 100755
index 00000000..70d2879a
--- /dev/null
+++ b/.scripts/prepend
@@ -0,0 +1,15 @@
+#!/bin/sh
+
+if [ $# -eq 0 ] || [ "$1" = "-h" ]; then
+    cat <<EOF
+Usage: ${0##*/} STRING FILES
+
+Prepend STRING to FILES. STRING may not contain pipes ('|').
+EOF
+    exit
+fi
+
+VAR="$1"
+shift
+
+sed -ni '1{s|^|'$VAR'\n|;h};1!H;${x;p}' "$@"
diff --git a/.scripts/zshcd b/.scripts/zshcd
new file mode 100755
index 00000000..07b1c5d1
--- /dev/null
+++ b/.scripts/zshcd
@@ -0,0 +1,35 @@
+#!/bin/sh
+## Start zsh in directory specified as first argument.
+
+## Default files.
+ZDIRS="$HOME/.cache/zsh/dirs"
+SHELL_DIR="$HOME/.shell.d"
+
+## Fetch file location dynamically.
+if [ ! -f "$ZDIRS" ]; then
+    if [ ! -f ~/.zshrc ]; then
+        echo '~/.zshrc not found. Exiting.'
+        exit
+    fi
+        
+    SHELL_DIR_GREP="$(grep "SHELL_DIR=" ~/.zshrc | cut -f2 -d=)"
+    [ -n "$SHELL_DIR_GREP" ] && SHELL_DIR="$(eval echo "$SHELL_DIR_GREP")"
+    ZDIRS_GREP="$(grep -rm1 'DIRSTACKFILE=' "$SHELL_DIR" | cut -f2 -d=)"
+    [ -n "$ZDIRS_GREP" ] && ZDIRS="$(eval echo "$ZDIRS_GREP")"
+fi
+
+if [ ! -f "$ZDIRS" ]; then
+    echo 'DIRSTACKFILE not found. Exiting.'
+fi
+
+if [ ! -d "$1" ]; then
+    zsh
+else
+    if [ -n "$(grep "$1" "$ZCACHE")" ]; then
+        BUF="$(grep -v "$1" "$ZCACHE")"
+        echo "$BUF"
+        echo "$BUF" > "$ZCACHE"
+    fi
+    prepend "$1" "$ZCACHE"
+    zsh
+fi
\ No newline at end of file
diff --git a/.shell.d/options_zsh b/.shell.d/options_zsh
index 5ce65e65..33048a95 100644
--- a/.shell.d/options_zsh
+++ b/.shell.d/options_zsh
@@ -1,13 +1,16 @@
 ## -*- mode:sh -*- #
 ################################################################################
 ## Zsh specific options
-## Date 2011-11-19
+## Date 2013-07-26
 ################################################################################
 
+ZCACHE=~/.cache/zsh/
+[ ! -e "$ZCACHE" ] && mkdir -p "$ZCACHE"
+
 ##==============================================================================
 ## History options
 ##==============================================================================
-HISTFILE=~/.zshistfile
+HISTFILE="$ZCACHE/history"
 HISTSIZE=1000
 SAVEHIST=1000
 setopt hist_ignore_all_dups
@@ -35,14 +38,16 @@ unsetopt flowcontrol
 ## VCS
 ##==============================================================================
 ## TODO: to be continued...
-# autoload -Uz vcs_info zstyle ':vcs_info:*' enable git hg svn
+# autoload -Uz vcs_info zstyle ':vcs_info:*' enable git hg
 # autoload -Uz vcs_info
 
 ##==============================================================================
 ## Directory stack
 ##==============================================================================
 
-DIRSTACKFILE=~/.zdirs
+## We use expanded path for DIRSTACKFILE since we need to locate it for the
+## zshcd script.
+DIRSTACKFILE="$HOME/.cache/zsh/dirs"
 if [[ -f $DIRSTACKFILE ]] && [[ $#dirstack -eq 0 ]]; then
   dirstack=( ${(f)"$(< $DIRSTACKFILE)"} )
   [[ -d $dirstack[1] ]] && cd $dirstack[1]
@@ -62,7 +67,7 @@ setopt pushdminus
 ##==============================================================================
 ## ???
 ##==============================================================================
-zstyle :compinstall filename "$HOME/.zshrc"
+# zstyle :compinstall filename "$HOME/.zshrc"
 
 ##==============================================================================
 ## Completion
@@ -72,7 +77,8 @@ zstyle :compinstall filename "$HOME/.zshrc"
 fpath=(~/.shell.d/completion $fpath)
 
 autoload -Uz compinit
-compinit
+# compinit
+compinit -d "$ZCACHE/compdump"
 
 zstyle ':completion:*' menu select
 zstyle ':completion:*:descriptions' format '%U%B%d%b%u'