New command line option -D

HISTORY

@@ -362,3 +362,5 @@ Video Disk Recorder Revision History
 - The new compile time option REMOTE=NONE can be used to compile VDR without
   any remote control support (for applications where it shall be controlled
   exclusively via SVDRP).
+- The new command line option -D can be used to define which DVB interfaces
+  a certain instance of VDR shall use.

config.h

@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: config.h 1.38 2001/01/14 15:29:27 kls Exp $
+ * $Id: config.h 1.39 2001/02/02 15:22:47 kls Exp $
  */
 
 #ifndef __CONFIG_H
@@ -19,7 +19,7 @@
 #include "eit.h"
 #include "tools.h"
 
-#define VDRVERSION "0.70"
+#define VDRVERSION "0.71"
 
 #define MaxBuffer 10000
 

dvbapi.c

@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: dvbapi.c 1.54 2001/02/02 13:10:39 kls Exp $
+ * $Id: dvbapi.c 1.55 2001/02/02 15:35:44 kls Exp $
  */
 
 #include "dvbapi.h"
@@ -1570,6 +1570,7 @@ bool cVideoCutter::Active(void)
 // --- cDvbApi ---------------------------------------------------------------
 
 int cDvbApi::NumDvbApis = 0;
+int cDvbApi::useDvbApi = 0;
 cDvbApi *cDvbApi::dvbApi[MAXDVBAPI] = { NULL };
 cDvbApi *cDvbApi::PrimaryDvbApi = NULL;
 
@@ -1639,6 +1640,12 @@ cDvbApi::~cDvbApi()
 #endif
 }
 
+void cDvbApi::SetUseDvbApi(int n)
+{
+  if (n < MAXDVBAPI)
+     useDvbApi |= (1 << n);
+}
+
 bool cDvbApi::SetPrimaryDvbApi(int n)
 {
   n--;
@@ -1685,6 +1692,7 @@ bool cDvbApi::Init(void)
 {
   NumDvbApis = 0;
   for (int i = 0; i < MAXDVBAPI; i++) {
+      if (useDvbApi == 0 || (useDvbApi & (1 << i)) != 0) {
          char fileName[strlen(VIDEODEVICE) + 10];
          sprintf(fileName, "%s%d", VIDEODEVICE, i);
          if (access(fileName, F_OK | R_OK | W_OK) == 0) {
@@ -1697,8 +1705,7 @@ bool cDvbApi::Init(void)
                if (r == 0 && (cap.type & VID_TYPE_DVB)) {
                   char vbiFileName[strlen(VBIDEVICE) + 10];
                   sprintf(vbiFileName, "%s%d", VBIDEVICE, i);
-               dvbApi[i] = new cDvbApi(fileName, vbiFileName);
+                  dvbApi[NumDvbApis++] = new cDvbApi(fileName, vbiFileName);
-               NumDvbApis++;
                   }
                }
             else {
@@ -1713,6 +1720,7 @@ bool cDvbApi::Init(void)
             break;
             }
          }
+      }
   PrimaryDvbApi = dvbApi[0];
   if (NumDvbApis > 0) {
      isyslog(LOG_INFO, "found %d video device%s", NumDvbApis, NumDvbApis > 1 ? "s" : "");

dvbapi.h

@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: dvbapi.h 1.30 2001/01/07 15:56:10 kls Exp $
+ * $Id: dvbapi.h 1.31 2001/02/02 15:21:30 kls Exp $
  */
 
 #ifndef __DVBAPI_H
@@ -73,8 +73,13 @@ public:
   static int NumDvbApis;
 private:
   static cDvbApi *dvbApi[MAXDVBAPI];
+  static int useDvbApi;
 public:
   static cDvbApi *PrimaryDvbApi;
+  static void SetUseDvbApi(int n);
+         // Sets the 'useDvbApi' flag of the given DVB device.
+         // If this function is not called before Init(), all DVB devices
+         // will be used.
   static bool SetPrimaryDvbApi(int n);
          // Sets the primary DVB device to 'n' (which must be in the range
          // 1...NumDvbApis) and returns true if this was possible.

vdr.c

@@ -22,7 +22,7 @@
  *
  * The project's page is at http://www.cadsoft.de/people/kls/vdr
  *
- * $Id: vdr.c 1.49 2001/01/14 15:29:51 kls Exp $
+ * $Id: vdr.c 1.50 2001/02/02 15:48:11 kls Exp $
  */
 
 #include <getopt.h>
@@ -66,6 +66,7 @@ int main(int argc, char *argv[])
   static struct option long_options[] = {
       { "config", required_argument, NULL, 'c' },
       { "daemon", no_argument,       NULL, 'd' },
+      { "device", required_argument, NULL, 'D' },
       { "help",   no_argument,       NULL, 'h' },
       { "log",    required_argument, NULL, 'l' },
       { "port",   required_argument, NULL, 'p' },
@@ -75,16 +76,29 @@ int main(int argc, char *argv[])
   
   int c;
   int option_index = 0;
-  while ((c = getopt_long(argc, argv, "c:dhl:p:v:", long_options, &option_index)) != -1) {
+  while ((c = getopt_long(argc, argv, "c:dD:hl:p:v:", long_options, &option_index)) != -1) {
         switch (c) {
           case 'c': ConfigDirectory = optarg;
                     break;
           case 'd': DaemonMode = true; break;
+          case 'D': if (isnumber(optarg)) {
+                       int n = atoi(optarg);
+                       if (0 <= n && n < MAXDVBAPI) {
+                          cDvbApi::SetUseDvbApi(n);
+                          break;
+                          }
+                       }
+                    fprintf(stderr, "vdr: invalid DVB device number: %s\n", optarg);
+                    abort();
+                    break;
           case 'h': printf("Usage: vdr [OPTION]\n\n"           // for easier orientation, this is column 80|
                            "  -c DIR,   --config=DIR  read config files from DIR (default is to read them\n"
                            "                          from the video directory)\n"
                            "  -h,       --help        display this help and exit\n"
                            "  -d,       --daemon      run in daemon mode\n"
+                           "  -D NUM,   --device=NUM  use only the given DVB device (NUM = 0, 1, 2...)\n"
+                           "                          there may be several -D options (default: all DVB\n"
+                           "                          devices will be used)\n"
                            "  -l LEVEL, --log=LEVEL   set log level (default: 3)\n"
                            "                          0 = no logging, 1 = errors only,\n"
                            "                          2 = errors and info, 3 = errors, info and debug\n"