comparison toolboxes/graph_visualisation/graphViz4Matlab/util/addtosystempath.m @ 0:e9a9cd732c1e tip

first hg version after svn

+function addtosystempath(p)
+% Add p to the system path. If p is already on the path, this does nothing.  
+% Note, this change only persists for the duration of the Matlab session.
+% Do not include path delimiters like ; or : .
+% Example:
+% addtosystempath('C:\Users\matt\bin');
+    
+    if isempty(getenv('PATH')) || all(cellfun(@(c)isempty(c),strfind(tokenize(getenv('PATH'),pathsep()),p)));
+        setenv('PATH', [p, pathsep(), getenv('PATH'),]);
+    end
+    
+end