Add vcs-info

git-svn-id: svn+ssh://asteria.noreply.org/svn/weaselutils/trunk@398 bc3d92e2-beff-0310-a7cd-cc87d7ac0ede

1 files changed, 11 insertions, 0 deletions

diff --git a/zshfunc/vcs-info/VCS_INFO_realpath b/zshfunc/vcs-info/VCS_INFO_realpath
new file mode 100644
index 0000000..ba4a12a
--- /dev/null
+++ b/zshfunc/vcs-info/VCS_INFO_realpath
@@ -0,0 +1,11 @@
+VCS_INFO_realpath () { #{{{
+    # a portable 'readlink -f'
+    # forcing a subshell, to ensure chpwd() is not removed
+    # from the calling shell (if VCS_INFO_realpath() is called
+    # manually).
+    (
+        (( ${+functions[chpwd]} )) && unfunction chpwd
+        setopt chaselinks
+        cd $1 2>/dev/null && pwd
+    )
+}