| Path : /usr/share/doc/mawk/examples/ |
|
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| Current File : //usr/share/doc/mawk/examples/eatc.awk |
#!/usr/bin/mawk -f
# eatc.awk
# another program to remove comments
#
{ while( t = index($0 , "/*") )
{
printf "%s" , substr($0,1,t-1)
$0 = eat_comment( substr($0, t+2) )
}
print
}
function eat_comment(s, t)
{
#replace comment by one space
printf " "
while ( (t = index(s, "*/")) == 0 )
if ( getline s == 0 )
{ # input error -- unterminated comment
system("/bin/sh -c 'echo unterminated comment' 1>&2")
exit 1
}
return substr(s,t+2)
}