关于C 语言的字符串常量拼接

 1 #include <stdio.h>
 2 
 3 #define AVAGO_FIRMWARE_PATH "/avago/firmware/"
 4 
 5 int main(void)
 6 {
 7     // int phy_id = 0;
 8     // int serdes_mode_line_1 = 0;
 9 
10     const char *path;
11     const char *fw_rev;
12     fw_rev = "0";
13     path = AVAGO_FIRMWARE_PATH "sbus_master/%s/sbus_master.%s_%s.rom" "\n";
14     printf(path,fw_rev,fw_rev,fw_rev);
15 
16     return 0;
17 }