m2_g2_fs/Modules/playip/main.c

#include <stdio.h>
#include <string.h>

#define Boolean	int
#define TRUE	1
#define FALSE	0
#define MAX_PIPE_BUFSIZE 	256

Boolean get_ip(char * pv)
{
        FILE * fp;
        char cmdbuf[128], value[32];
        sprintf(cmdbuf,"/sbin/ifconfig eth0 | grep inet | cut -d\":\" -f2 | cut -d\" \" -f1");
        fp = popen(cmdbuf, "r");
        if (fp == NULL) {
                // printf("Fail to open pipe\n");
                return FALSE;
        }

        memset(value,0,sizeof(value));

        if (!feof(fp) && fgets(value,MAX_PIPE_BUFSIZE,fp) != NULL)
            ;
            // printf("value:%s\n", value);
        else {
            printf("ip wrong\n");
            return FALSE;
        }

        pclose(fp);

        if(strlen(value) < 10)
            return FALSE;

        strcpy(pv,value);
        return TRUE;
}

int main(int argc, char const *argv[])
{
	char ipaddr[16],cmd_line[240];
	if(!get_ip(ipaddr)) {
		system("mpg123 -r 48000 /home/new-speaker/target/share/sounds/get_ip_failed.mp3");
		return 0;
	}

	strcpy(cmd_line,"cd /home/new-speaker/target/share/sounds/;mpg123 -r 48000 ");

	int i;
	for (i=0;i<strlen(ipaddr);i++){
		switch(ipaddr[i])
		{
			case '0':
				strcat(cmd_line,"digit-0.mp3 ");
				break;
			case '1':
				strcat(cmd_line,"digit-1.mp3 ");
				break;
			case '2':
				strcat(cmd_line,"digit-2.mp3 ");
				break;
			case '3':
				strcat(cmd_line,"digit-3.mp3 ");
				break;
			case '4':
				strcat(cmd_line,"digit-4.mp3 ");
				break;
			case '5':
				strcat(cmd_line,"digit-5.mp3 ");
				break;
			case '6':
				strcat(cmd_line,"digit-6.mp3 ");
				break;
			case '7':
				strcat(cmd_line,"digit-7.mp3 ");
				break;
			case '8':
				strcat(cmd_line,"digit-8.mp3 ");
				break;
			case '9':
				strcat(cmd_line,"digit-9.mp3 ");
				break;
			case '.':
				strcat(cmd_line,"dian.mp3 ");
				break;
		}
	}
	// printf("cmd-line:%s\n", cmd_line);
	system(cmd_line);

	return 0;
}