diff options
Diffstat (limited to 'libraries/ecore/src/examples/ecore_pipe_simple_example.c')
-rw-r--r-- | libraries/ecore/src/examples/ecore_pipe_simple_example.c | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/libraries/ecore/src/examples/ecore_pipe_simple_example.c b/libraries/ecore/src/examples/ecore_pipe_simple_example.c new file mode 100644 index 0000000..02e8bcd --- /dev/null +++ b/libraries/ecore/src/examples/ecore_pipe_simple_example.c | |||
@@ -0,0 +1,66 @@ | |||
1 | //Compile with: | ||
2 | //gcc -g -Wall `pkg-config --cflags --libs ecore` -o ecore_pipe_simple_example ecore_pipe_simple_example.c | ||
3 | |||
4 | #include <unistd.h> | ||
5 | #include <Ecore.h> | ||
6 | |||
7 | static void | ||
8 | do_lengthy_task(Ecore_Pipe *pipe) | ||
9 | { | ||
10 | int i, j; | ||
11 | char *buffer; | ||
12 | for (i = 0; i < 20; i++) | ||
13 | { | ||
14 | sleep(1); | ||
15 | buffer = malloc(sizeof(char) * i); | ||
16 | for (j = 0; j < i; j++) | ||
17 | buffer[j] = 'a' + j; | ||
18 | ecore_pipe_write(pipe, buffer, i); | ||
19 | free(buffer); | ||
20 | } | ||
21 | ecore_pipe_write(pipe, "close", 5); | ||
22 | } | ||
23 | |||
24 | static void | ||
25 | handler(void *data, void *buf, unsigned int len) | ||
26 | { | ||
27 | char *str = malloc(sizeof(char) * len + 1); | ||
28 | memcpy(str, buf, len); | ||
29 | str[len] = '\0'; | ||
30 | printf("received %d bytes\n", len); | ||
31 | printf("content: %s\n", (const char*)str); | ||
32 | free(str); | ||
33 | if (len && !strncmp(buf, "close", len < 5 ? len : 5)) | ||
34 | { | ||
35 | printf("close requested\n"); | ||
36 | ecore_main_loop_quit(); | ||
37 | } | ||
38 | } | ||
39 | |||
40 | int | ||
41 | main (int argc, char *argv[]) | ||
42 | { | ||
43 | Ecore_Pipe *pipe; | ||
44 | pid_t child_pid; | ||
45 | |||
46 | ecore_init(); | ||
47 | |||
48 | pipe = ecore_pipe_add(handler, NULL); | ||
49 | |||
50 | child_pid = fork(); | ||
51 | if(!child_pid) | ||
52 | { | ||
53 | ecore_pipe_read_close(pipe); | ||
54 | do_lengthy_task(pipe); | ||
55 | } | ||
56 | else | ||
57 | { | ||
58 | ecore_pipe_write_close(pipe); | ||
59 | ecore_main_loop_begin(); | ||
60 | } | ||
61 | |||
62 | ecore_pipe_del(pipe); | ||
63 | ecore_shutdown(); | ||
64 | |||
65 | return 0; | ||
66 | } | ||