68 lines
1.3 KiB
C
68 lines
1.3 KiB
C
//Compile with:
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//gcc -g -Wall `pkg-config --cflags --libs ecore` -o ecore_pipe_simple_example ecore_pipe_simple_example.c
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#include <unistd.h>
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#include <Ecore.h>
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static void
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do_lengthy_task(Ecore_Pipe *pipe)
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{
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int i, j;
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char *buffer;
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for (i = 0; i < 20; i++)
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{
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sleep(1);
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buffer = malloc(sizeof(char) * i);
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for (j = 0; j < i; j++)
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buffer[j] = 'a' + j;
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ecore_pipe_write(pipe, buffer, i);
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free(buffer);
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}
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ecore_pipe_write(pipe, "close", 5);
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}
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static void
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handler(void *data, void *buf, unsigned int len)
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{
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char *str = malloc(sizeof(char) * len + 1);
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memcpy(str, buf, len);
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str[len] = '\0';
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printf("received %u bytes\n", len);
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printf("content: %s\n", (const char *)str);
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free(str);
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if (len && !strncmp(buf, "close", len < 5 ? len : 5))
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{
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printf("close requested\n");
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ecore_main_loop_quit();
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}
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}
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int
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main(int argc, char *argv[])
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{
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Ecore_Pipe *pipe;
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pid_t child_pid;
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ecore_init();
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pipe = ecore_pipe_add(handler, NULL);
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child_pid = fork();
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if (!child_pid)
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{
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ecore_pipe_read_close(pipe);
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do_lengthy_task(pipe);
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}
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else
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{
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ecore_pipe_write_close(pipe);
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ecore_main_loop_begin();
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}
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ecore_pipe_del(pipe);
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ecore_shutdown();
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return 0;
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}
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