1*43a90889SApple OSS Distributions#!/usr/bin/awk -f 2*43a90889SApple OSS Distributions 3*43a90889SApple OSS Distributions# Usage: foo <template> <file> 4*43a90889SApple OSS Distributions# Searches through file for instances of 'kern_return_t $FOO' 5*43a90889SApple OSS Distributions# where $FOO is an line in the template file 6*43a90889SApple OSS Distributions# and prepends the first line in the template file. 7*43a90889SApple OSS Distributions 8*43a90889SApple OSS Distributions# Example template format: 9*43a90889SApple OSS Distributions# %{ 10*43a90889SApple OSS Distributions# __WATCHOS_PROHIBITED 11*43a90889SApple OSS Distributions# %} 12*43a90889SApple OSS Distributions# act_get_state 13*43a90889SApple OSS Distributions# thread_get_state 14*43a90889SApple OSS Distributions# 15*43a90889SApple OSS Distributions 16*43a90889SApple OSS Distributions# BEGIN { print ARGV[1]; print ARGV[2] } 17*43a90889SApple OSS Distributions 18*43a90889SApple OSS Distributions# In the first file, build array of lines 19*43a90889SApple OSS DistributionsNR==FNR && /^ *$/ { 20*43a90889SApple OSS Distributions next 21*43a90889SApple OSS Distributions} 22*43a90889SApple OSS DistributionsNR==FNR && /^#/ { 23*43a90889SApple OSS Distributions next 24*43a90889SApple OSS Distributions} 25*43a90889SApple OSS DistributionsNR==FNR && /%{/ { 26*43a90889SApple OSS Distributions parse_prefix = 1 27*43a90889SApple OSS Distributions prefix = "" 28*43a90889SApple OSS Distributions next 29*43a90889SApple OSS Distributions} 30*43a90889SApple OSS DistributionsNR==FNR && /^%}/ { 31*43a90889SApple OSS Distributions parse_prefix = 0 32*43a90889SApple OSS Distributions next 33*43a90889SApple OSS Distributions} 34*43a90889SApple OSS DistributionsNR==FNR { 35*43a90889SApple OSS Distributions if (parse_prefix && length(prefix)) { 36*43a90889SApple OSS Distributions prefix = sprintf("%s\n%s", prefix, $0) 37*43a90889SApple OSS Distributions } else if (parse_prefix) { 38*43a90889SApple OSS Distributions prefix = $0 39*43a90889SApple OSS Distributions } else if (length(templates[$0])) { 40*43a90889SApple OSS Distributions templates[$0] = sprintf("%s\n%s", templates[$0], prefix) 41*43a90889SApple OSS Distributions } else { 42*43a90889SApple OSS Distributions templates[$0] = prefix 43*43a90889SApple OSS Distributions } 44*43a90889SApple OSS Distributions next 45*43a90889SApple OSS Distributions} 46*43a90889SApple OSS Distributions 47*43a90889SApple OSS Distributions# In the second file, match kern_return_t <template> 48*43a90889SApple OSS Distributions# at the beginning of the line 49*43a90889SApple OSS Distributions# print the prefix line if found 50*43a90889SApple OSS Distributions 51*43a90889SApple OSS Distributions/^kern_return_t/ { 52*43a90889SApple OSS Distributions# print "match" 53*43a90889SApple OSS Distributions if ($2 in templates) { 54*43a90889SApple OSS Distributions print templates[$2] 55*43a90889SApple OSS Distributions } 56*43a90889SApple OSS Distributions} 57*43a90889SApple OSS Distributions 58*43a90889SApple OSS Distributions# Pass through everything in the second file 59*43a90889SApple OSS Distributions{ print } 60