#BEGIN { totallines=0; matched=0 }# match on a main class name/^[0-9]+ [a-z|A-Z][a-z|A-Z|0-9|\$|\+]*$/ { matched++; }# or match on a path name to a jar file - note, jar files ending with# ".jar" is only a convention, not a requirement. Theoretically,# any valid file name could occur here./^[0-9]+ .*\.jar$/ { matched++;}# or match on the condition that the class name is not available/^[0-9]+ -- .*$/ { matched++; }# or match an empty class name/^[0-9]+ $/ { matched++; } { totallines++; print $0 }END { if ((totallines > 0) && (matched == totallines)) { exit 0 } else { exit 1 } }