VDR now reads command line options from *.conf files in /etc/vdr/conf.d

args.c

@@ -0,0 +1,129 @@
+/*
+ * args.c: Read arguments from files
+ *
+ * See the main source file 'vdr.c' for copyright information and
+ * how to reach the author.
+ *
+ * Original version written by Lars Hanisch <dvb@flensrocker.de>.
+ *
+ * $Id: args.c 1.1 2014/04/14 12:02:38 kls Exp $
+ */
+
+#include "args.h"
+#include <unistd.h>
+
+cArgs::cArgs(const char *Argv0)
+{
+  argv0 = Argv0;
+  argc = 0;
+  argv = NULL;
+}
+
+cArgs::~cArgs(void)
+{
+  if (argv != NULL)
+     delete [] argv;
+}
+
+bool cArgs::AddArg(const char *s)
+{
+  if (inVdrSection)
+     args.Append(strdup(s));
+  else if (*lastArg == NULL)
+     return false;
+  else
+     lastArg = cString::sprintf("%s %s", *lastArg, s);
+  return true;
+}
+
+bool cArgs::ReadDirectory(const char *Directory)
+{
+  if (argv != NULL)
+     delete [] argv;
+  argc = 0;
+  argv = NULL;
+  args.Clear();
+  lastArg = NULL;
+  inVdrSection = false;
+  cFileNameList files(Directory, false);
+  if (files.Size() == 0)
+     return false;
+  for (int i = 0; i < files.Size(); i++) {
+      const char *fileName = files.At(i);
+      if (startswith(fileName, ".") || !endswith(fileName, ".conf"))
+         continue;
+      cString fullFileName = AddDirectory(Directory, fileName);
+      struct stat fs;
+      if ((access(*fullFileName, F_OK) != 0) || (stat(*fullFileName, &fs) != 0) || S_ISDIR(fs.st_mode))
+         continue;
+      bool ok = true;
+      int line = 0;
+      FILE *f = fopen(*fullFileName, "r");
+      if (f) {
+         char *s;
+         cReadLine ReadLine;
+         while ((s = ReadLine.Read(f)) != NULL) {
+               line++;
+               s = stripspace(skipspace(s));
+               if (!isempty(s) && (s[0] != '#')) {
+                  if (startswith(s, "[") && endswith(s, "]")) {
+                     s[strlen(s) - 1] = 0;
+                     s++;
+                     if (*lastArg) {
+                        args.Append(strdup(*lastArg));
+                        lastArg = NULL;
+                        }
+                     if (strcmp(s, "vdr") == 0)
+                        inVdrSection = true;
+                     else {
+                        inVdrSection = false;
+                        lastArg = cString::sprintf("--plugin=%s", s);
+                        }
+                     }
+                  else {
+                     if ((strlen(s) > 2) && (s[0] == '-') && (s[1] != '-')) { // short option, split at first space
+                        char *p = strchr(s, ' ');
+                        if (p == NULL) {
+                           ok = AddArg(s);
+                           if (!ok)
+                              break;
+                           }
+                        else {
+                           *p = 0;
+                           p++;
+                           ok = AddArg(s);
+                           if (!ok)
+                              break;
+                           ok = AddArg(p);
+                           if (!ok)
+                              break;
+                           }
+                        }
+                     else {
+                        ok = AddArg(s);
+                        if (!ok)
+                           break;
+                        }
+                     }
+                  }
+               }
+         fclose(f);
+         }
+       if (!ok) {
+          esyslog("ERROR: args file %s, line %d", *fullFileName, line);
+          return false;
+          }
+      }
+  if (*lastArg) {
+     args.Append(strdup(*lastArg));
+     lastArg = NULL;
+     }
+  argv = new char*[args.Size() + 1];
+  argv[0] = strdup(*argv0);
+  argc = 1;
+  for (int i = 0; i < args.Size(); i++) {
+      argv[argc] = args.At(i);
+      argc++;
+      }
+  return true;
+}