96 lines
2.2 KiB
C
96 lines
2.2 KiB
C
#include <math.h>
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#include "script.h"
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int readFile() {
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char s[] = "/home/ctstor/ctfiles/maxvarindex";
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//只读打开文件
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int fd = open(s, O_RDONLY);
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if(fd == -1) {
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printf("error is %s\n", strerror(errno));
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return;
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}
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printf("sucess fd = %d\n", fd);
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char buf[100];
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memset(buf, 0, sizeof(buf));
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int a=3999;
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//read返回0表示文件读取完毕
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while(read(fd, buf, sizeof(buf) - 1) > 0) {
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printf("%s\n", buf);
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char * str=buf;
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printf("%s-----\n", str);
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sscanf(str,"%d",&a);
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memset(buf, 0, sizeof(buf));
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}
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printf("%d---===--\n", a);
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//别忘记关闭
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close(fd);
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return a;
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}
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int main()
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{
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//初始化
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int nMaxIndex= readFile();
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if (CreateRam(0,nMaxIndex)<1)
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return;
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int i,Number;
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int StationNumber;
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static int station[2] = {0,285};//0是电表的第一个变量，285是综保的第一个变量，没有综保不管
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static temp1_index =8000; //中间变量
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while(1){
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Number=(int)GetSysItem(142)-1;
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StationNumber=(int)GetSysItem(143)-1;
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if(StationNumber==0)
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{
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for (i=0;i<=31;i++)//电表共有31个量
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{
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SetItemValue(0,temp1_index+i,GetItemValue(0,Number*31+i+station[StationNumber]));
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}
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//实时曲线
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SetSysItem( 78 , Number*31+9+station[StationNumber]);//Pa
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SetSysItem( 79 , Number*31+10+station[StationNumber]);//Pb
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SetSysItem( 80 , Number*31+11+station[StationNumber]);//Pc
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SetSysItem( 81 , Number*31+12+station[StationNumber]);//P
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//历史曲线
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SetSysItem( 94 , Number*31+9+station[StationNumber]);//Pa
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SetSysItem( 95 , Number*31+10+station[StationNumber]);//Pb
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SetSysItem( 96 , Number*31+11+station[StationNumber]);//Pc
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SetSysItem( 97 , Number*31+12+station[StationNumber]);//P
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}
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else if(StationNumber==1)
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{
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for (i=0;i<116;i++)//综保共有116个量
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{
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SetItemValue(0,temp1_index+i,GetItemValue(0,Number*116+i+station[StationNumber]));
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}
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}
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waitForMillisec(2000);
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}
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return 0;
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}
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