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Modify text file if found multiple pattern match for every line.

 
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Old 08-13-2018
Modify text file if found multiple pattern match for every line.
Looking for help,


i have input file like below and want to modify to expected output, if can without create additional file, hope can direct modify it.

have 2 thing need do.
1st
is adding a word (testplan generation off) after ! ! IPG: Tue Aug 07 14:31:17 2018
2nd
is adding (permanent) word with few type condition
few pattern , some need with ; some need with , .

Input file
Code:
! IPG: Tue Aug 07 14:31:17 2018

test capacitor "c13"; characterize, comment
test capacitor "c297"; characterize
test capacitor "c24"; nulltest !tested in parallel with c20
test pins "pins"
test capacitor ".discharge"

expected output
Code:
! IPG: Tue Aug 07 14:31:17 2018

testplan generation off

test capacitor "c13"; permanent, characterize, comment
test capacitor "c297"; permanent,  characterize
test capacitor "c24"; permanent,  nulltest !tested in parallel with c20
test pins "pins"; permanent
test capacitor ".discharge"; permanent

 
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