Minor changes (moved inline functions which throw to *.cpp files)

src/exif.cpp

@@ -114,6 +114,12 @@ namespace Exiv2 {
         if (rhs.value_.get() != 0) value_ = rhs.value_->clone(); // deep copy
     }
 
+    const Value& Exifdatum::value() const 
+    {
+        if (value_.get() == 0) throw Error(8);        
+        return *value_; 
+    }
+
     Exifdatum& Exifdatum::operator=(const Exifdatum& rhs)
     {
         if (this == &rhs) return *this;

src/exif.hpp

@@ -283,8 +283,7 @@ namespace Exiv2 {
           @return A constant reference to the value.
           @throw Error if the value is not set.
          */
-        const Value& value() const 
-            { if (value_.get() != 0) return *value_; throw Error(8); }
+        const Value& value() const; 
         //! Return the size of the data area.
         long sizeDataArea() const 
             { return value_.get() == 0 ? 0 : value_->sizeDataArea(); }

src/iptc.cpp

@@ -66,6 +66,12 @@ namespace Exiv2 {
     {
     }
 
+    const Value& Iptcdatum::value() const
+    {
+        if (value_.get() == 0) throw Error(8);
+        return *value_; 
+    }
+
     Iptcdatum& Iptcdatum::operator=(const Iptcdatum& rhs)
     {
         if (this == &rhs) return *this;

src/iptc.hpp

@@ -226,8 +226,7 @@ namespace Exiv2 {
           @return A constant reference to the value.
           @throw Error If the value is not set.
          */
-        const Value& value() const
-            { if (value_.get() != 0) return *value_; throw Error(8); }
+        const Value& value() const;
         //@}
 
     private: