From 6c329e8a839c1b5eeaf2e545b4f4084c3a8830f7 Mon Sep 17 00:00:00 2001 From: Kurtis Rader Date: Wed, 13 Apr 2016 17:14:50 -0700 Subject: provide a realpath implementation Not all distros have a `realpath` command. Provide a function that uses the real command if available else use the fish builtin. Fixes #2932 --- share/functions/realpath.fish | 13 +++++++++++++ 1 file changed, 13 insertions(+) create mode 100644 share/functions/realpath.fish (limited to 'share/functions') diff --git a/share/functions/realpath.fish b/share/functions/realpath.fish new file mode 100644 index 00000000..3d33ae0f --- /dev/null +++ b/share/functions/realpath.fish @@ -0,0 +1,13 @@ +# Provide a minimalist realpath implementation to help deal with platforms that may not provide it +# as a command. If a realpath command is available simply pass all arguments thru to it. If not +# fallback to alternative solutions. + +# The following is slightly subtle. The first time `realpath` is invoked this script will be read. +# If we see that there is an external command by that name we just return. That will cause fish to +# run the external command. On the other hand, if an external command isn't found we define a +# function that will provide fallback behavior. +if not type -q -P realpath + function realpath --description 'fallback realpath implementation' + builtin fish_realpath $argv[-1] + end +end -- cgit v1.2.3