[C] Search the specific keyword at file

[C] Search the specific keyword at file



int HAPPY(char *name)

{

   char tmp[80];

   FILE *fd;

 

   sprintf(tmp,"ps > /happy 2>/dev/null");

   system(tmp);

   fd=fopen("/happy","r");

   if (!fd) return(0);

   while (fgets(tmp,sizeof(tmp),fd)!=0)

   {

        if (strstr (tmp,name))

        {    

            fclose(fd); 

            return atoi(tmp);

        }    

   }

   fclose(fd);

   remove("/happy");

   return -1;

}