test/testhread.c
changeset 1895 c121d94672cb
parent 1769 290b5baf2fca
child 2779 4436464c4f51
equal deleted inserted replaced
1894:c69cee13dd76 1895:c121d94672cb
     9 #include "SDL_thread.h"
     9 #include "SDL_thread.h"
    10 
    10 
    11 static int alive = 0;
    11 static int alive = 0;
    12 
    12 
    13 /* Call this instead of exit(), so we can clean up SDL: atexit() is evil. */
    13 /* Call this instead of exit(), so we can clean up SDL: atexit() is evil. */
    14 static void quit(int rc)
    14 static void
       
    15 quit(int rc)
    15 {
    16 {
    16 	SDL_Quit();
    17     SDL_Quit();
    17 	exit(rc);
    18     exit(rc);
    18 }
    19 }
    19 
    20 
    20 int SDLCALL ThreadFunc(void *data)
    21 int SDLCALL
       
    22 ThreadFunc(void *data)
    21 {
    23 {
    22 	printf("Started thread %s: My thread id is %u\n",
    24     printf("Started thread %s: My thread id is %u\n",
    23 				(char *)data, SDL_ThreadID());
    25            (char *) data, SDL_ThreadID());
    24 	while ( alive ) {
    26     while (alive) {
    25 		printf("Thread '%s' is alive!\n", (char *)data);
    27         printf("Thread '%s' is alive!\n", (char *) data);
    26 		SDL_Delay(1*1000);
    28         SDL_Delay(1 * 1000);
    27 	}
    29     }
    28 	printf("Thread '%s' exiting!\n", (char *)data);
    30     printf("Thread '%s' exiting!\n", (char *) data);
    29 	return(0);
    31     return (0);
    30 }
    32 }
    31 
    33 
    32 static void killed(int sig)
    34 static void
       
    35 killed(int sig)
    33 {
    36 {
    34 	printf("Killed with SIGTERM, waiting 5 seconds to exit\n");
    37     printf("Killed with SIGTERM, waiting 5 seconds to exit\n");
    35 	SDL_Delay(5*1000);
    38     SDL_Delay(5 * 1000);
    36 	alive = 0;
    39     alive = 0;
    37 	quit(0);
    40     quit(0);
    38 }
    41 }
    39 
    42 
    40 int main(int argc, char *argv[])
    43 int
       
    44 main(int argc, char *argv[])
    41 {
    45 {
    42 	SDL_Thread *thread;
    46     SDL_Thread *thread;
    43 
    47 
    44 	/* Load the SDL library */
    48     /* Load the SDL library */
    45 	if ( SDL_Init(0) < 0 ) {
    49     if (SDL_Init(0) < 0) {
    46 		fprintf(stderr, "Couldn't initialize SDL: %s\n",SDL_GetError());
    50         fprintf(stderr, "Couldn't initialize SDL: %s\n", SDL_GetError());
    47 		return(1);
    51         return (1);
    48 	}
    52     }
    49 
    53 
    50 	alive = 1;
    54     alive = 1;
    51 	thread = SDL_CreateThread(ThreadFunc, "#1");
    55     thread = SDL_CreateThread(ThreadFunc, "#1");
    52 	if ( thread == NULL ) {
    56     if (thread == NULL) {
    53 		fprintf(stderr, "Couldn't create thread: %s\n", SDL_GetError());
    57         fprintf(stderr, "Couldn't create thread: %s\n", SDL_GetError());
    54 		quit(1);
    58         quit(1);
    55 	}
    59     }
    56 	SDL_Delay(5*1000);
    60     SDL_Delay(5 * 1000);
    57 	printf("Waiting for thread #1\n");
    61     printf("Waiting for thread #1\n");
    58 	alive = 0;
    62     alive = 0;
    59 	SDL_WaitThread(thread, NULL);
    63     SDL_WaitThread(thread, NULL);
    60 
    64 
    61 	alive = 1;
    65     alive = 1;
    62 	thread = SDL_CreateThread(ThreadFunc, "#2");
    66     thread = SDL_CreateThread(ThreadFunc, "#2");
    63 	if ( thread == NULL ) {
    67     if (thread == NULL) {
    64 		fprintf(stderr, "Couldn't create thread: %s\n", SDL_GetError());
    68         fprintf(stderr, "Couldn't create thread: %s\n", SDL_GetError());
    65 		quit(1);
    69         quit(1);
    66 	}
    70     }
    67 	SDL_Delay(5*1000);
    71     SDL_Delay(5 * 1000);
    68 	printf("Killing thread #2\n");
    72     printf("Killing thread #2\n");
    69 	SDL_KillThread(thread);
    73     SDL_KillThread(thread);
    70 
    74 
    71 	alive = 1;
    75     alive = 1;
    72 	signal(SIGTERM, killed);
    76     signal(SIGTERM, killed);
    73 	thread = SDL_CreateThread(ThreadFunc, "#3");
    77     thread = SDL_CreateThread(ThreadFunc, "#3");
    74 	if ( thread == NULL ) {
    78     if (thread == NULL) {
    75 		fprintf(stderr, "Couldn't create thread: %s\n", SDL_GetError());
    79         fprintf(stderr, "Couldn't create thread: %s\n", SDL_GetError());
    76 		quit(1);
    80         quit(1);
    77 	}
    81     }
    78 	raise(SIGTERM);
    82     raise(SIGTERM);
    79 
    83 
    80 	SDL_Quit();	/* Never reached */
    84     SDL_Quit();                 /* Never reached */
    81 	return(0);	/* Never reached */
    85     return (0);                 /* Never reached */
    82 }
    86 }