nietingting 6e3b402cf4 examples: clean warning of pipe
transfer_test.c:66:12: error: cast from pointer to integer of different size [-Werror=pointer-to-int-cast]
   int fd = (int)pvarg;
            ^
transfer_test.c: In function 'transfer_writer':
transfer_test.c:122:12: error: cast from pointer to integer of different size [-Werror=pointer-to-int-cast]
   int fd = (int)pvarg;
            ^
transfer_test.c: In function 'transfer_test':
transfer_test.c:169:58: error: cast to pointer from integer of different size [-Werror=int-to-pointer-cast]
   ret = pthread_create(&readerid, NULL, transfer_reader, (pthread_addr_t)fdin);
                                                          ^
transfer_test.c:179:58: error: cast to pointer from integer of different size [-Werror=int-to-pointer-cast]
   ret = pthread_create(&writerid, NULL, transfer_writer, (pthread_addr_t)fdout);
                                                          ^
transfer_test.c:202:13: error: cast from pointer to integer of different size [-Werror=pointer-to-int-cast]
       ret = (int)value;
             ^
transfer_test.c:216:13: error: cast from pointer to integer of different size [-Werror=pointer-to-int-cast]
       tmp = (int)value;
             ^

Signed-off-by: nietingting <nietingting@xiaomi.com>
2022-10-11 19:49:45 +08:00
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