Build with -fvisibility=hidden when supported

9 files changed, 15 insertions, 14 deletions

diff --git a/include/qpdf/DLL.h b/include/qpdf/DLL.h
index 1e5d8a1a..7b9b00a8 100644
--- a/include/qpdf/DLL.h
+++ b/include/qpdf/DLL.h
@@ -23,15 +23,15 @@
 #ifndef QPDF_DLL_HH
 #define QPDF_DLL_HH
 
-#if defined(_WIN32) && defined(DLL_EXPORT)
+#if (defined _WIN32 || defined __CYGWIN__) && defined(DLL_EXPORT)
 # define QPDF_DLL __declspec(dllexport)
-# define QPDF_DLL_EXCEPTION
+# define QPDF_DLL_CLASS
 #elif __GNUC__ >= 4
 # define QPDF_DLL __attribute__ ((visibility ("default")))
-# define QPDF_DLL_EXCEPTION __attribute__ ((visibility ("default")))
+# define QPDF_DLL_CLASS __attribute__ ((visibility ("default")))
 #else
 # define QPDF_DLL
-# define QPDF_DLL_EXCEPTION
+# define QPDF_DLL_CLASS
 #endif
 
 #endif /* QPDF_DLL_HH */
diff --git a/include/qpdf/InputSource.hh b/include/qpdf/InputSource.hh
index 8465ad55..3d0d9aaf 100644
--- a/include/qpdf/InputSource.hh
+++ b/include/qpdf/InputSource.hh
@@ -27,7 +27,7 @@
 #include <stdio.h>
 #include <string>
 
-class InputSource
+class QPDF_DLL_CLASS InputSource
 {
   public:
     QPDF_DLL
@@ -40,7 +40,7 @@ class InputSource
     {
     }
 
-    class Finder
+    class QPDF_DLL_CLASS Finder
     {
       public:
         Finder()
diff --git a/include/qpdf/Pipeline.hh b/include/qpdf/Pipeline.hh
index b7bc5a7e..a5440a27 100644
--- a/include/qpdf/Pipeline.hh
+++ b/include/qpdf/Pipeline.hh
@@ -47,7 +47,7 @@
 #include <qpdf/DLL.h>
 #include <string>
 
-class Pipeline
+class QPDF_DLL_CLASS Pipeline
 {
   public:
     QPDF_DLL
diff --git a/include/qpdf/Pl_DCT.hh b/include/qpdf/Pl_DCT.hh
index 665a2b01..1827fa80 100644
--- a/include/qpdf/Pl_DCT.hh
+++ b/include/qpdf/Pl_DCT.hh
@@ -33,7 +33,7 @@ class Pl_DCT: public Pipeline
     QPDF_DLL
     Pl_DCT(char const* identifier, Pipeline* next);
 
-    class CompressConfig
+    class QPDF_DLL_CLASS CompressConfig
     {
       public:
         CompressConfig()
diff --git a/include/qpdf/QPDFExc.hh b/include/qpdf/QPDFExc.hh
index c538eb4d..188ede29 100644
--- a/include/qpdf/QPDFExc.hh
+++ b/include/qpdf/QPDFExc.hh
@@ -29,7 +29,7 @@
 #include <string>
 #include <stdexcept>
 
-class QPDF_DLL_EXCEPTION QPDFExc: public std::runtime_error
+class QPDF_DLL_CLASS QPDFExc: public std::runtime_error
 {
   public:
     QPDF_DLL
diff --git a/include/qpdf/QPDFObjectHandle.hh b/include/qpdf/QPDFObjectHandle.hh
index 4ee0b5a0..28f6f491 100644
--- a/include/qpdf/QPDFObjectHandle.hh
+++ b/include/qpdf/QPDFObjectHandle.hh
@@ -54,7 +54,7 @@ class QPDFObjectHandle
     // alternative way of associating stream data with a stream.  See
     // comments on replaceStreamData and newStream for additional
     // details.
-    class StreamDataProvider
+    class QPDF_DLL_CLASS StreamDataProvider
     {
       public:
 	QPDF_DLL
@@ -99,7 +99,7 @@ class QPDFObjectHandle
     // string token will also work. The correct way to construct a
     // string token that would write the literal value (str) is
     // QPDFTokenizer::Token(QPDFTokenizer::tt_string, "str").
-    class TokenFilter
+    class QPDF_DLL_CLASS TokenFilter
     {
       public:
         QPDF_DLL
diff --git a/include/qpdf/QPDFSystemError.hh b/include/qpdf/QPDFSystemError.hh
index cef8ea08..e8ea09eb 100644
--- a/include/qpdf/QPDFSystemError.hh
+++ b/include/qpdf/QPDFSystemError.hh
@@ -29,7 +29,7 @@
 #include <string>
 #include <stdexcept>
 
-class QPDF_DLL_EXCEPTION QPDFSystemError: public std::runtime_error
+class QPDF_DLL_CLASS QPDFSystemError: public std::runtime_error
 {
   public:
     QPDF_DLL
diff --git a/include/qpdf/QPDFWriter.hh b/include/qpdf/QPDFWriter.hh
index 2ac00582..703d752f 100644
--- a/include/qpdf/QPDFWriter.hh
+++ b/include/qpdf/QPDFWriter.hh
@@ -76,7 +76,7 @@ class QPDFWriter
     QPDF_DLL
     ~QPDFWriter();
 
-    class ProgressReporter
+    class QPDF_DLL_CLASS ProgressReporter
     {
       public:
         virtual ~ProgressReporter()
diff --git a/include/qpdf/RandomDataProvider.hh b/include/qpdf/RandomDataProvider.hh
index c3a519aa..2213b7c4 100644
--- a/include/qpdf/RandomDataProvider.hh
+++ b/include/qpdf/RandomDataProvider.hh
@@ -22,9 +22,10 @@
 #ifndef RANDOMDATAPROVIDER_HH
 #define RANDOMDATAPROVIDER_HH
 
+#include <qpdf/DLL.h>
 #include <string.h> // for size_t
 
-class RandomDataProvider
+class QPDF_DLL_CLASS RandomDataProvider
 {
   public:
     virtual ~RandomDataProvider()