temp linking quick fix

[wxWidgets.git] / src / common / imagjpeg.cpp

diff --git a/src/common/imagjpeg.cpp b/src/common/imagjpeg.cpp
index b6f960afdc0c276b05fae27af898b1addd4ac09e..23c5e7aa366ea3c8b5f0e3df15c90b4834e6f772 100644 (file)
--- a/src/common/imagjpeg.cpp
+++ b/src/common/imagjpeg.cpp
@@ -32,14 +32,10 @@
 //     This causes a conflict with jmorecfg.h header from libjpeg, so we have
 //     to make sure libjpeg won't try to define boolean itself. This is done by
 //     defining HAVE_BOOLEAN.
 //     This causes a conflict with jmorecfg.h header from libjpeg, so we have
 //     to make sure libjpeg won't try to define boolean itself. This is done by
 //     defining HAVE_BOOLEAN.

-//
-//     TODO: include windows.h for MetroWerks and Watcom only after 2.3.2 release!
-#if defined(__WXMSW__)
-    #if defined(__MWERKS__) || defined(__WATCOMC__)
-        #define HAVE_BOOLEAN
-    #endif
+#if defined(__WXMSW__) && (defined(__MWERKS__) || defined(__WATCOMC__))
+    #define HAVE_BOOLEAN

     #include <windows.h>
     #include <windows.h>

-#endif // __WXMSW__
+#endif

 
 extern "C"
 {
 
 extern "C"
 {


@@ -57,9 +53,25 @@ extern "C"
 #include <setjmp.h>
 
 #ifdef __SALFORDC__
 #include <setjmp.h>
 
 #ifdef __SALFORDC__

-#ifdef FAR

 #undef FAR
 #endif
 #undef FAR
 #endif

+
+// ----------------------------------------------------------------------------
+// types
+// ----------------------------------------------------------------------------
+
+// the standard definition of METHODDEF(type) from jmorecfg.h is "static type"
+// which means that we can't declare the method functions as extern "C" - the
+// compiler (rightfully) complains about the multiple storage classes in
+// declaration
+//
+// so we only add extern "C" when using our own, modified, jmorecfg.h - and use
+// whatever we have in the system headers if this is what we use hoping that it
+// should be ok (can't do anything else)
+#ifdef JPEG_METHOD_LINKAGE
+    #define CPP_METHODDEF(type) extern "C" METHODDEF(type)
+#else // not using our jmorecfg.h header
+    #define CPP_METHODDEF(type) METHODDEF(type)

 #endif
 
 //-----------------------------------------------------------------------------
 #endif
 
 //-----------------------------------------------------------------------------


@@ -83,11 +95,11 @@ typedef struct {
 
 typedef my_source_mgr * my_src_ptr;
 
 
 typedef my_source_mgr * my_src_ptr;
 

-METHODDEF(void) my_init_source ( j_decompress_ptr WXUNUSED(cinfo) )
+CPP_METHODDEF(void) my_init_source ( j_decompress_ptr WXUNUSED(cinfo) )

 {
 }
 
 {
 }
 

-METHODDEF(boolean) my_fill_input_buffer ( j_decompress_ptr cinfo )
+CPP_METHODDEF(boolean) my_fill_input_buffer ( j_decompress_ptr cinfo )

 {
     my_src_ptr src = (my_src_ptr) cinfo->src;
 
 {
     my_src_ptr src = (my_src_ptr) cinfo->src;
 


@@ -104,7 +116,7 @@ METHODDEF(boolean) my_fill_input_buffer ( j_decompress_ptr cinfo )
     return TRUE;
 }
 
     return TRUE;
 }
 

-METHODDEF(void) my_skip_input_data ( j_decompress_ptr cinfo, long num_bytes )
+CPP_METHODDEF(void) my_skip_input_data ( j_decompress_ptr cinfo, long num_bytes )

 {
     if (num_bytes > 0)
     {
 {
     if (num_bytes > 0)
     {


@@ -120,7 +132,7 @@ METHODDEF(void) my_skip_input_data ( j_decompress_ptr cinfo, long num_bytes )
     }
 }
 
     }
 }
 

-METHODDEF(void) my_term_source ( j_decompress_ptr cinfo )
+CPP_METHODDEF(void) my_term_source ( j_decompress_ptr cinfo )

 {
     my_src_ptr src = (my_src_ptr) cinfo->src;
 
 {
     my_src_ptr src = (my_src_ptr) cinfo->src;
 


@@ -129,29 +141,6 @@ METHODDEF(void) my_term_source ( j_decompress_ptr cinfo )
     delete[] src->buffer;
 }
 
     delete[] src->buffer;
 }
 

-void jpeg_wxio_src( j_decompress_ptr cinfo, wxInputStream& infile )
-{
-    my_src_ptr src;
-
-    if (cinfo->src == NULL) {    /* first time for this JPEG object? */
-        cinfo->src = (struct jpeg_source_mgr *)
-            (*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_PERMANENT,
-            sizeof(my_source_mgr));
-        src = (my_src_ptr) cinfo->src;
-    }
-    src = (my_src_ptr) cinfo->src;
-    src->pub.bytes_in_buffer = 0; /* forces fill_input_buffer on first read */
-    src->buffer = new JOCTET[JPEG_IO_BUFFER_SIZE];
-    src->pub.next_input_byte = NULL; /* until buffer loaded */
-    src->stream = &infile;
-
-    src->pub.init_source = my_init_source;
-    src->pub.fill_input_buffer = my_fill_input_buffer;
-    src->pub.skip_input_data = my_skip_input_data;
-    src->pub.resync_to_restart = jpeg_resync_to_restart; /* use default method */
-    src->pub.term_source = my_term_source;
-}
-

 
 // JPEG error manager:
 
 
 // JPEG error manager:
 


@@ -167,8 +156,7 @@ typedef struct my_error_mgr * my_error_ptr;
  * Here's the routine that will replace the standard error_exit method:
  */
 
  * Here's the routine that will replace the standard error_exit method:
  */
 

-METHODDEF(void)
-my_error_exit (j_common_ptr cinfo)
+CPP_METHODDEF(void) my_error_exit (j_common_ptr cinfo)

 {
   /* cinfo->err really points to a my_error_mgr struct, so coerce pointer */
   my_error_ptr myerr = (my_error_ptr) cinfo->err;
 {
   /* cinfo->err really points to a my_error_mgr struct, so coerce pointer */
   my_error_ptr myerr = (my_error_ptr) cinfo->err;


@@ -181,6 +169,30 @@ my_error_exit (j_common_ptr cinfo)
   longjmp(myerr->setjmp_buffer, 1);
 }
 
   longjmp(myerr->setjmp_buffer, 1);
 }
 

+void jpeg_wxio_src( j_decompress_ptr cinfo, wxInputStream& infile )
+{
+    my_src_ptr src;
+
+    if (cinfo->src == NULL) {    /* first time for this JPEG object? */
+        cinfo->src = (struct jpeg_source_mgr *)
+            (*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_PERMANENT,
+            sizeof(my_source_mgr));
+        src = (my_src_ptr) cinfo->src;
+    }
+    src = (my_src_ptr) cinfo->src;
+    src->pub.bytes_in_buffer = 0; /* forces fill_input_buffer on first read */
+    src->buffer = new JOCTET[JPEG_IO_BUFFER_SIZE];
+    src->pub.next_input_byte = NULL; /* until buffer loaded */
+    src->stream = &infile;
+
+    src->pub.init_source = my_init_source;
+    src->pub.fill_input_buffer = my_fill_input_buffer;
+    src->pub.skip_input_data = my_skip_input_data;
+    src->pub.resync_to_restart = jpeg_resync_to_restart; /* use default method */
+    src->pub.term_source = my_term_source;
+}
+
+

 // temporarily disable the warning C4611 (interaction between '_setjmp' and
 // C++ object destruction is non-portable) - I don't see any dtors here
 #ifdef __VISUALC__
 // temporarily disable the warning C4611 (interaction between '_setjmp' and
 // C++ object destruction is non-portable) - I don't see any dtors here
 #ifdef __VISUALC__


@@ -253,7 +265,7 @@ typedef my_destination_mgr * my_dest_ptr;
 
 #define OUTPUT_BUF_SIZE  4096    /* choose an efficiently fwrite'able size */
 
 
 #define OUTPUT_BUF_SIZE  4096    /* choose an efficiently fwrite'able size */
 

-METHODDEF(void) init_destination (j_compress_ptr cinfo)
+CPP_METHODDEF(void) init_destination (j_compress_ptr cinfo)

 {
     my_dest_ptr dest = (my_dest_ptr) cinfo->dest;
 
 {
     my_dest_ptr dest = (my_dest_ptr) cinfo->dest;
 


@@ -265,7 +277,7 @@ METHODDEF(void) init_destination (j_compress_ptr cinfo)
     dest->pub.free_in_buffer = OUTPUT_BUF_SIZE;
 }
 
     dest->pub.free_in_buffer = OUTPUT_BUF_SIZE;
 }
 

-METHODDEF(boolean) empty_output_buffer (j_compress_ptr cinfo)
+CPP_METHODDEF(boolean) empty_output_buffer (j_compress_ptr cinfo)

 {
     my_dest_ptr dest = (my_dest_ptr) cinfo->dest;
 
 {
     my_dest_ptr dest = (my_dest_ptr) cinfo->dest;
 


@@ -275,7 +287,7 @@ METHODDEF(boolean) empty_output_buffer (j_compress_ptr cinfo)
     return TRUE;
 }
 
     return TRUE;
 }
 

-METHODDEF(void) term_destination (j_compress_ptr cinfo)
+CPP_METHODDEF(void) term_destination (j_compress_ptr cinfo)

 {
     my_dest_ptr dest = (my_dest_ptr) cinfo->dest;
     size_t datacount = OUTPUT_BUF_SIZE - dest->pub.free_in_buffer;
 {
     my_dest_ptr dest = (my_dest_ptr) cinfo->dest;
     size_t datacount = OUTPUT_BUF_SIZE - dest->pub.free_in_buffer;