let (tmp1, tmp2) =
(Http_getter_misc.tempfile (), Http_getter_misc.tempfile ())
in
- Http_getter_misc.gunzip ~keep:true ~output:tmp1 fname; (* gunzip to tmp1 *)
- let new_file = open_out tmp2 in
- Http_getter_misc.iter_file (* tmp2 = patch(tmp1) *)
- (fun line -> output_string new_file (patch_fun line ^ "\n"))
- tmp1;
- close_out new_file;
- Http_getter_misc.gzip ~output:tmp1 tmp2; (* tmp1 = gzip(tmp2); rm tmp2 *)
- Http_getter_misc.iter_file (* send tmp1 to client as is*)
- (fun line -> output_string outchan (line ^ "\n"))
- tmp1;
- Sys.remove tmp1 (* rm tmp1 *)
+ try
+ Http_getter_misc.gunzip ~keep:true ~output:tmp1 fname;(* gunzip to tmp1 *)
+ let new_file = open_out tmp2 in
+ Http_getter_misc.iter_file (* tmp2 = patch(tmp1) *)
+ (fun line -> output_string new_file (patch_fun line ^ "\n"))
+ tmp1;
+ close_out new_file;
+ Http_getter_misc.gzip ~output:tmp1 tmp2; (* tmp1 = gzip(tmp2); rm tmp2 *)
+ Http_getter_misc.iter_file (* send tmp1 to client as is*)
+ (fun line -> output_string outchan (line ^ "\n"))
+ tmp1;
+ Sys.remove tmp1 (* rm tmp1 *)
+ with e ->
+ Sys.remove tmp1;
+ raise e
end else (* no need to gunzip, apply patch_fun directly to file *)
Http_getter_misc.iter_file
(fun line -> output_string outchan (patch_fun line ^ "\n"))