Initial commit

1 files changed, 93 insertions, 0 deletions

diff --git a/c_src/sdl.c b/c_src/sdl.c
new file mode 100644
index 0000000..6a429f3
--- /dev/null
+++ b/c_src/sdl.c
@@ -0,0 +1,93 @@
+// Copyright (c) 2014, Loïc Hoguin <[email protected]>
+//
+// Permission to use, copy, modify, and/or distribute this software for any
+// purpose with or without fee is hereby granted, provided that the above
+// copyright notice and this permission notice appear in all copies.
+//
+// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+
+#include "esdl2.h"
+
+#define INIT_FLAGS(F) \
+	F(timer, SDL_INIT_TIMER) \
+	F(audio, SDL_INIT_AUDIO) \
+	F(video, SDL_INIT_VIDEO) \
+	F(joystick, SDL_INIT_JOYSTICK) \
+	F(haptic, SDL_INIT_HAPTIC) \
+	F(game_controller, SDL_INIT_GAMECONTROLLER) \
+	F(events, SDL_INIT_EVENTS) \
+	F(everything, SDL_INIT_EVERYTHING) \
+	F(no_parachute, SDL_INIT_NOPARACHUTE)
+
+NIF_LIST_TO_FLAGS_FUNCTION(list_to_init_flags, Uint32, INIT_FLAGS)
+
+NIF_FUNCTION(init)
+{
+	Uint32 flags = 0;
+
+	BADARG_IF(!list_to_init_flags(env, argv[0], &flags));
+
+	if (SDL_Init(flags) == 0)
+		return atom_ok;
+
+	return sdl_error_tuple(env);
+}
+
+NIF_FUNCTION(init_subsystem)
+{
+	Uint32 flags = 0;
+
+	BADARG_IF(!list_to_init_flags(env, argv[0], &flags));
+
+	if (SDL_InitSubSystem(flags) == 0)
+		return atom_ok;
+
+	return sdl_error_tuple(env);
+}
+
+NIF_FUNCTION(quit)
+{
+	SDL_Quit();
+
+	return atom_ok;
+}
+
+NIF_FUNCTION(quit_subsystem)
+{
+	Uint32 flags = 0;
+
+	BADARG_IF(!list_to_init_flags(env, argv[0], &flags));
+
+	SDL_QuitSubSystem(flags);
+
+	return atom_ok;
+}
+
+NIF_FUNCTION(set_main_ready)
+{
+	SDL_SetMainReady();
+
+	return atom_ok;
+}
+
+// @todo Implement the case where we want to receive a list of everything init.
+NIF_FUNCTION(was_init)
+{
+	unsigned int length;
+	Uint32 flags = 0;
+
+	BADARG_IF(!enif_get_list_length(env, argv[0], &length));
+	BADARG_IF(length == 0);
+	BADARG_IF(!list_to_init_flags(env, argv[0], &flags));
+
+	if (SDL_WasInit(flags))
+		return atom_true;
+
+	return atom_false;
+}