Fixes fixes fixes, init.d script

[tpg/opendispense2.git] / src / server / main.c

diff --git a/src/server/main.c b/src/server/main.c
index 6105936..eedafc3 100644 (file)
--- a/src/server/main.c
+++ b/src/server/main.c
@@ -18,6 +18,7 @@
 #include <fcntl.h>
 #include <stdarg.h>
 #include <syslog.h>
+#include <pthread.h>
 #include "../cokebank.h"
 
 // === IMPORTS ===
@@ -30,9 +31,17 @@ extern char  *gsCoke_SerialPort;
 extern char    *gsSnack_SerialPort;
 extern char    *gsDoor_Password;
 
+// === PROTOTYPES ===
+void   *Periodic_Thread(void *Unused);
+
 // === GLOBALS ===
  int   giDebugLevel = 0;
 char   *gsCokebankPath = "cokebank.db";
+// - Functions called every 20s (or so)
+#define ciMaxPeriodics 10
+struct sPeriodicCall {
+       void    (*Function)(void);
+}      gaPeriodicCalls[ciMaxPeriodics];
 
 // === CODE ===
 void sigint_handler()
@@ -40,9 +49,25 @@ void sigint_handler()
        exit(0);
 }
 
+void PrintUsage(const char *progname)
+{
+       fprintf(stderr, "Usage: %s\n", progname);
+       fprintf(stderr, "  -p    Set server port (default 11020)\n");
+       fprintf(stderr, "  -d    Set debug level (0 - 2, default 0)\n");
+       fprintf(stderr, "  --itemsfile\n");
+       fprintf(stderr, "        Set debug level (0 - 2, default 0)\n");
+       fprintf(stderr, "  --cokeport\n");
+       fprintf(stderr, "        Coke machine serial port (Default \"/dev/ttyS0\")\n");
+       fprintf(stderr, "  --doorpass\n");
+       fprintf(stderr, "        Door LAT password file (Default empty password)\n");
+       fprintf(stderr, "  --cokebank\n");
+       fprintf(stderr, "        Coke bank database file (Default \"cokebank.db\")\n");
+}
+
 int main(int argc, char *argv[])
 {
         int    i;
+       pthread_t       timer_thread;
        
        // Parse Arguments
        for( i = 1; i < argc; i++ )
@@ -62,7 +87,8 @@ int main(int argc, char *argv[])
                                break;
                        default:
                                // Usage Error?
-                               break;
+                               PrintUsage(argv[0]);
+                               return -1;
                        }
                }
                else if( arg[0] == '-' && arg[1] == '-' ) {
@@ -79,15 +105,33 @@ int main(int argc, char *argv[])
                                gsSnack_SerialPort = argv[++i];
                        }
                        else if( strcmp(arg, "--doorpass") == 0 ) {
+                               FILE    *fp;
+                               char    buf[30];
+                               if( i + 1 >= argc )     return -1;
+                               fp = fopen(argv[++i], "r");
+                               if( !fp ) {
+                                       fprintf(stderr, "ERROR: Unable to read password file\n");
+                                       perror("reading LAT password");
+                                       return -1;
+                               }
+                               fgets(buf, sizeof buf, fp);
+                               fclose(fp);
+                               gsDoor_Password = strdup(buf);;
+                       }
+                       else if( strcmp(arg, "--cokebank") == 0 ) {
                                if( i + 1 >= argc )     return -1;
-                               gsDoor_Password = argv[++i];
+                               gsCokebankPath = argv[++i];
                        }
                        else {
                                // Usage error?
+                               PrintUsage(argv[0]);
+                               return -1;
                        }
                }
                else {
                        // Usage Error?
+                       PrintUsage(argv[0]);
+                       return -1;
                }
        }
        
@@ -102,12 +146,46 @@ int main(int argc, char *argv[])
 
        Load_Itemlist();
        
+       pthread_create( &timer_thread, NULL, Periodic_Thread, NULL );
+       
        Server_Start();
        
+       pthread_kill(timer_thread, SIGKILL);
 
        return 0;
 }
 
+void *Periodic_Thread(void *Unused)
+{
+        int    i;
+       Unused = NULL;  // quiet, gcc
+       
+       for( ;; )
+       {
+               sleep(10);      // Sleep for a while
+//             printf("Periodic firing\n");
+               for( i = 0; i < ciMaxPeriodics; i ++ )
+               {
+                       if( gaPeriodicCalls[i].Function )
+                               gaPeriodicCalls[i].Function();
+               }
+       }
+       return NULL;
+}
+
+void AddPeriodicFunction(void (*Fcn)(void))
+{
+       int i;
+       for( i = 0; i < ciMaxPeriodics; i ++ )
+       {
+               if( gaPeriodicCalls[i].Function )       continue;
+               gaPeriodicCalls[i].Function = Fcn;
+               return ;
+       }
+       
+       fprintf(stderr, "Error: No space for %p in periodic list\n", Fcn);
+}
+
 int RunRegex(regex_t *regex, const char *string, int nMatches, regmatch_t *matches, const char *errorMessage)
 {
         int    ret;