# HG changeset patch
# User Tero Marttila <tero.marttila@aalto.fi>
# Date 1425375547 -7200
# Node ID 4e0450dc57a9a157d899a6b4fb8ca476324039e5
# Parent  fd6f0f044f4291f5c763605fbfb05d7798041efa
lib/pvl/cmd: cmd_sudo

diff -r fd6f0f044f42 -r 4e0450dc57a9 lib/pvl/cmd.sh
--- a/lib/pvl/cmd.sh	Tue Mar 03 11:17:07 2015 +0200
+++ b/lib/pvl/cmd.sh	Tue Mar 03 11:39:07 2015 +0200
@@ -20,6 +20,7 @@
 
     "$@"
 }
+
 ## Execute command, prefixing its output on stdout with given indent prefix.
 #
 #   indent  "    " $cmd...
@@ -32,3 +33,12 @@
 
     return ${PIPESTATUS[0]}
 }
+
+## Execute a command as root, using sudo if required.
+function cmd_sudo {
+    if [ $UID -eq 0 ]; then
+        cmd "$@"
+    else
+        cmd sudo "$@"
+    fi
+}