Added command line option --chartab to replace VDR_CHARSET_OVERRIDE

2 files changed, 15 insertions, 5 deletions

diff --git a/libsi/si.c b/libsi/si.c
index 3d5169f6..e51770ab 100644
--- a/libsi/si.c
+++ b/libsi/si.c
@@ -6,7 +6,7 @@
  *   the Free Software Foundation; either version 2 of the License, or     *
  *   (at your option) any later version.                                   *
  *                                                                         *
- *   $Id: si.c 3.2 2015/02/01 14:55:27 kls Exp $
+ *   $Id: si.c 3.3 2015/02/10 13:42:41 kls Exp $
  *                                                                         *
  ***************************************************************************/
 
@@ -319,6 +319,14 @@ bool systemCharacterTableIsSingleByte(void)
   return SystemCharacterTableIsSingleByte;
 }
 
+static char *OverrideCharacterTable = NULL;
+
+void SetOverrideCharacterTable(const char *CharacterTable)
+{
+  free(OverrideCharacterTable);
+  OverrideCharacterTable = CharacterTable ? strdup(CharacterTable) : NULL;
+}
+
 bool SetSystemCharacterTable(const char *CharacterTable) {
    if (CharacterTable) {
       for (unsigned int i = 0; i < NumEntries(CharacterTables1); i++) {
@@ -348,9 +356,8 @@ const char *getCharacterTable(const unsigned char *&buffer, int &length, bool *i
    // Workaround for broadcaster stupidity: according to
    // "ETSI EN 300 468" the default character set is ISO6937. But unfortunately some
    // broadcasters actually use ISO-8859-9, but fail to correctly announce that.
-   static const char *CharsetOverride = getenv("VDR_CHARSET_OVERRIDE");
-   if (CharsetOverride)
-      cs = CharsetOverride;
+   if (OverrideCharacterTable)
+      cs = OverrideCharacterTable;
    if (isSingleByte)
       *isSingleByte = false;
    if (length <= 0)
diff --git a/libsi/si.h b/libsi/si.h
index 7c6f0e3e..e70de685 100644
--- a/libsi/si.h
+++ b/libsi/si.h
@@ -6,7 +6,7 @@
  *   the Free Software Foundation; either version 2 of the License, or     *
  *   (at your option) any later version.                                   *
  *                                                                         *
- *   $Id: si.h 3.3 2015/02/01 14:55:27 kls Exp $
+ *   $Id: si.h 3.4 2015/02/10 13:54:28 kls Exp $
  *                                                                         *
  ***************************************************************************/
 
@@ -522,6 +522,9 @@ protected:
    void decodeText(char *buffer, char *shortVersion, int sizeBuffer, int sizeShortVersion);
 };
 
+// Set the character table to use for strings that do not begin with a character
+// table indicator. Call with NULL to turn this off.
+void SetOverrideCharacterTable(const char *CharacterTable);
 // Call this function to set the system character table. CharacterTable is a string
 // like "iso8859-15" or "utf-8" (case insensitive).
 // Returns true if the character table was recognized.