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| #include <stdio.h>
#include <string.h>
#include <stdlib.h>
typedef enum CmdType
{
CMD1, CMD2, CMD3, CMD4, CMD5, QUIT
}CmdType;
typedef struct CmdList
{
CmdType type;
unsigned char info[50];
}CmdList;
CmdList g_cmd_list[] =
{
{CMD1, "run cmd1"},
{CMD2, "run cmd2"},
{CMD3, "run cmd3"},
{CMD4, "run cmd4"},
{CMD5, "run cmd5"},
{QUIT, "to quit"},
};
void printf_cmd_str()
{
int size = sizeof(g_cmd_list) / sizeof(g_cmd_list[0]);
printf("support cmd:\n");
for (int i = 0; i < size; i++) {
printf(" .%d-->%s\n", i, g_cmd_list[i].info);
}
printf("eg. you can input \".0\" to run this cmd.\n");
}
int main(int argc, char *argv[])
{
int cmd_size = sizeof(g_cmd_list) / sizeof(g_cmd_list[0]);
while (1) {
printf_cmd_str();
char data[20] = {0};
if (fgets(data, 20, stdin) < 0) {
printf("fgets error\n");
continue;
}
if (data[0] == '.') {
int id = atoi(&data[1]);
if (id >= cmd_size || id < 0) {
printf("input err\n");
continue;
}
int cmd = g_cmd_list[id].type;
if (cmd == CMD1) {
printf("run cmd1\n");
}
else if (cmd == CMD2) {
printf("run cmd2\n");
}
else if (cmd == CMD3) {
printf("run cmd3\n");
}
else if (cmd == CMD4) {
printf("run cmd4\n");
}
else if (cmd == CMD5) {
printf("run cmd5\n");
}
else if (cmd == QUIT) {
printf("to quit\n");
break;
}
else {
printf("this cmd is not supported\n");
}
}
else {
printf("input invalid\n");
}
}
return 0;
}
|