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Revision 13364

Added by Aaron Marcuse-Kubitza over 10 years ago

lib/sh/util.sh: import_vars: documented that it's idempotent

View differences:

util.sh
120 120 

  		




  121
  121
  
    
# usage: local prefix=..._; import_vars


  		




  122
  122
  
    
# when used inside another alias 2+ levels deep, *must* be run inside a function


  		




  123
  
  
    
# vars already set will *not* be overwritten


  		




  
  123
  
    
# idempotent: vars already set will *not* be overwritten


  		




  124
  124
  
    
alias import_vars="$(cat <<'EOF'


  		




  125
  125
  
    
: "${prefix:?}"


  		




  126
  126
  
    
declare src_var dest_var


  		












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