# Simpleminded conditional-processor awk script# to permit use of a single .y source file for C and Objective C.# If objc=1, the ifobjc conditionals succeed.# If objc=0, the ifc conditionals succeed./^ifobjc$/,/^end ifobjc$/ \  { if (objc != 0 && $0 != "ifobjc" && $0 != "end ifobjc") print; next }/^ifc$/,/^end ifc$/       \  { if (objc == 0 && $0 != "ifc" && $0 != "end ifc") print; next }{ print }