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author | Gabriele Santomaggio <G.santomaggio@gmail.com> | 2016-09-23 22:22:58 +0200 |
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committer | GitHub <noreply@github.com> | 2016-09-23 22:22:58 +0200 |
commit | ce55edd94ac6c280d4afe6ded011f71aca5f11a8 (patch) | |
tree | a0da35ee994f2959a0927c1cea303c388c00a0e7 | |
parent | a1b6e244a122c4ccfa8d8e16ccd24ce1fd3109a2 (diff) | |
parent | 39416b80460204e9df8bd403442d17a62bd07614 (diff) | |
download | erlang-sd_notify-ce55edd94ac6c280d4afe6ded011f71aca5f11a8.tar.gz |
Merge pull request #14 from lemenkov/sd_pid_notify_with_fds
sd_pid_notify_with_fds
-rw-r--r-- | c_src/sd_notify.c | 44 | ||||
-rw-r--r-- | src/sd_notify.erl | 18 |
2 files changed, 29 insertions, 33 deletions
diff --git a/c_src/sd_notify.c b/c_src/sd_notify.c index d667fb2..7387963 100644 --- a/c_src/sd_notify.c +++ b/c_src/sd_notify.c @@ -24,38 +24,33 @@ OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. #include "erl_nif.h" #include <systemd/sd-daemon.h> -static ERL_NIF_TERM sd_notify_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +static ERL_NIF_TERM sd_pid_notify_with_fds_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) { - int unset_environment = 0; - enif_get_int(env, argv[0], &unset_environment); - + ERL_NIF_TERM head, tail; unsigned int length = 0; - enif_get_list_length(env, argv[1], &length); - char* state = (char*)enif_alloc(++length); - enif_get_string(env, argv[1], state, length, ERL_NIF_LATIN1); - int result = sd_notify(unset_environment, state); - enif_free(state); - - return enif_make_int(env, result); -} - - -static ERL_NIF_TERM sd_pid_notify_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) -{ - int pid = 0; + pid_t pid = 0; enif_get_int(env, argv[0], &pid); int unset_environment = 0; enif_get_int(env, argv[1], &unset_environment); - unsigned int length = 0; enif_get_list_length(env, argv[2], &length); - - char* state = (char*)enif_alloc(++length); - enif_get_string(env, argv[1], state, length, ERL_NIF_LATIN1); - int result = sd_pid_notify(pid, unset_environment, state); + enif_get_string(env, argv[2], state, length, ERL_NIF_LATIN1); + + enif_get_list_length(env, argv[3], &length); + int* fds = (int*)enif_alloc(++length * sizeof(int)); + ERL_NIF_TERM list = argv[3]; + int i = 0; + while(enif_get_list_cell(env, list, &head, &tail)) { + enif_get_int(env, head, &fds[i]); + i++; + list = tail; + } + int result = sd_pid_notify_with_fds(pid, unset_environment, state, fds, length); + + enif_free(fds); enif_free(state); return enif_make_int(env, result); @@ -64,9 +59,8 @@ static ERL_NIF_TERM sd_pid_notify_nif(ErlNifEnv* env, int argc, const ERL_NIF_TE static ErlNifFunc nif_funcs[] = { - {"sd_notify", 2, sd_notify_nif}, - {"sd_pid_notify", 3, sd_pid_notify_nif}, + {"sd_pid_notify_with_fds", 4, sd_pid_notify_with_fds_nif}, }; -ERL_NIF_INIT(sd_notify, nif_funcs, NULL, NULL, NULL, NULL);
\ No newline at end of file +ERL_NIF_INIT(sd_notify, nif_funcs, NULL, NULL, NULL, NULL); diff --git a/src/sd_notify.erl b/src/sd_notify.erl index 5162340..504c25f 100644 --- a/src/sd_notify.erl +++ b/src/sd_notify.erl @@ -27,7 +27,7 @@ -module(sd_notify). --export([sd_notify/2, sd_notifyf/3, sd_pid_notify/3, sd_pid_notifyf/4]). +-export([sd_notify/2, sd_notifyf/3, sd_pid_notify/3, sd_pid_notifyf/4, sd_pid_notify_with_fds/4]). -on_load(init/0). @@ -51,18 +51,20 @@ init() -> end, erlang:load_nif(filename:join(PrivDir, ?MODULE) ++ "_drv", 0). -sd_notify(_, _) -> - ?nif_stub. +sd_notify(UnsetEnv, Data) -> + sd_pid_notify_with_fds(0, UnsetEnv, Data, []). -sd_pid_notify(_, _, _) -> - ?nif_stub. +sd_pid_notify(Pid, UnsetEnv, Data) -> + sd_pid_notify_with_fds(Pid, UnsetEnv, Data, []). sd_notifyf(UnsetEnv, Format, Data) -> - sd_notify(UnsetEnv, lists:flatten(io_lib:format(Format, Data))). - + sd_pid_notify_with_fds(0, UnsetEnv, lists:flatten(io_lib:format(Format, Data)), []). sd_pid_notifyf(Pid, UnsetEnv, Format, Data) -> - sd_pid_notify(Pid, UnsetEnv, lists:flatten(io_lib:format(Format, Data))). + sd_pid_notify_with_fds(Pid, UnsetEnv, lists:flatten(io_lib:format(Format, Data)), []). + +sd_pid_notify_with_fds(_, _, _, _) -> + ?nif_stub. %% =================================================================== %% EUnit tests |