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soc:2009:lynusvaz:notes:scripting_doc:features_added [2009/08/09 09:32]
lynusvaz
soc:2009:lynusvaz:notes:scripting_doc:features_added [2009/08/16 00:19] (current)
lynusvaz
Line 1: Line 1:
 =====Scripting Features===== =====Scripting Features=====
-The features mentioned here are NOT YET part of mainline gPXE, and are still under development. The modified code can be found in my git repository, in the [[http://​git.etherboot.org/?​p=people/​lynusvaz/​gpxe.git;​a=shortlog;​h=refs/​heads/​offset|offset]] branch.+The features mentioned here are NOT YET part of mainline gPXE, and are still under development. The modified code can be found in my git repository, in the [[http://​git.etherboot.org/?​p=people/​lynusvaz/​gpxe.git;​a=shortlog;​h=refs/​heads/​expt|expt]] branch.
  
   - Identifiers   - Identifiers
Line 121: Line 121:
   fi   fi
  
-6. While and for loops have been added:+====Loops==== 
 +You can use while and for loops as:
   while <​condition>​   while <​condition>​
   do   do
Line 151: Line 152:
   done   done
 displays: displays:
-  0 +  ​i = 
-  1 +  ​i = 
-  2 +  ​i = 
-  3 +  ​i = 
-  5 +  ​i = 
-  18 +  ​i = 18 
 +A break statement will exit a loop, and a continue statement will start the next iteration of the loop. 
 +  for i in 1 2 3 4 5 6 
 +  do 
 +        if $(${i} == 3) 
 +              continue 
 +        fi 
 +        echo 'i =' ${i} 
 +        if $(${i} == 4) 
 +              break      #This will exit the for loop, not just the if branch 
 +        fi 
 +  done 
 +displays: 
 +  i = 1 
 +  i = 2 
 +  i = 4
  

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