use xhashd to only hash directories if they exist

2 files changed, 11 insertions, 2 deletions

diff --git a/etc/directories b/etc/directories
index 3e898f4..0f9e70a 100644
--- a/etc/directories
+++ b/etc/directories
@@ -1,5 +1,7 @@
 ## Named directories
 ## vim:ft=zsh
 
-hash -d vcs=$HOME/var/svn
-hash -d lyrics=~vcs/lyrics
+hash -d vcs=~/var/svn
+xhashd lyrics=~vcs/lyrics
+xhashd www=/var/www
+xhashd web=~/public_html
diff --git a/etc/functions/xhashd b/etc/functions/xhashd
new file mode 100755
index 0000000..2909ea7
--- /dev/null
+++ b/etc/functions/xhashd
@@ -0,0 +1,7 @@
+## vim:ft=zsh
+## hash a directory if it exists
+typeset directory=${~1#*\=} name=${1%%\=*}
+
+if [[ -d $directory ]] {
+	hash -d $name=$directory
+}