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(* TEST
* hassysthreads
include systhreads
readonly_files = "sigint.c"
** libunix (* excludes mingw32/64 and msvc32/64 *)
*** setup-ocamlc.byte-build-env
program = "${test_build_directory}/signal.byte"
**** ocamlc.byte
program = "sigint"
all_modules = "sigint.c"
***** ocamlc.byte
program = "${test_build_directory}/signal.byte"
all_modules = "signal.ml"
****** check-ocamlc.byte-output
******* run
******** check-program-output
*** setup-ocamlopt.byte-build-env
program = "${test_build_directory}/signal.opt"
**** ocamlopt.byte
program = "sigint"
all_modules = "sigint.c"
***** ocamlopt.byte
program = "${test_build_directory}/signal.opt"
all_modules = "signal.ml"
****** check-ocamlopt.byte-output
******* run
******** check-program-output
*)
let signaled = ref false
let counter = ref 0
let sighandler _ =
signaled := true
let print_message delay c =
while (not !signaled) && (!counter <= 20) do
incr counter;
print_char c; flush stdout; Thread.delay delay
done
let _ =
ignore (Sys.signal Sys.sigint (Sys.Signal_handle sighandler));
let th1 = Thread.create (print_message 0.6666666666) 'a' in
print_message 1.0 'b';
Thread.join th1;
if !signaled then begin
print_string "Got ctrl-C, exiting"; print_newline();
exit 0
end else begin
print_string "not signaled???"; print_newline();
exit 2
end
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