eam · November 4, 2015 20:07
diff --git a/pstrace.rb b/pstrace.rb
 #!/usr/bin/env ruby
 pattern = ARGV.shift
 pids = %x{pgrep "#{pattern}"}.split.reject {|p| Integer(p); p.to_i == $$ or p.to_i == $?.pid }
 pidargs = (["-p"] * pids.size).zip(pids).flatten
 raise "no pids match" if pidargs.empty?
 exec "strace", *ARGV, *pidargs
	#!/usr/bin/env ruby
	pattern = ARGV.shift
	pids = %x{pgrep "#{pattern}"}.split.reject {\|p\| Integer(p); p.to_i == $$ or p.to_i == $?.pid }
	pidargs = (["-p"] * pids.size).zip(pids).flatten
	raise "no pids match" if pidargs.empty?
	exec "strace", ARGV, pidargs
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