摘要：const char *fifo_name = "/tmp/my_fifo"; int pipe_fd = -1; int data_fd = -1; int res = 0; const int open_mode = O_WRONLY; int bytes_sent = 0; char buffer... 阅读全文

摘要：@echo $(wildcard *.cpp) 只能打印出当前目录的cpp文件，不会遍历子目录patsubst：替换 objects := $(patsubst %.c,%.o,$(wildcard *.c))//替换.c 字符为.o字符 foo : $(objects) cc -o foo $(o 阅读全文