File 0001-Link-charls-statically.patch of Package dcmtk

From e02f943b38ce5bcdeeb3b57a18d8be9cf7f7174d Mon Sep 17 00:00:00 2001
From: Christophe Giboudeaux <christophe@krop.fr>
Date: Sun, 25 Oct 2020 18:02:55 +0100
Subject: [PATCH] Link charls statically

dcmtk still ships a charls 1 copy which installed a shared library that clashes with charls 2.
As upstream still didn't review their merge requests, we'll create a static charls library.

This was the dcmtk behaviour until 2012.
---
 dcmjpls/libcharls/CMakeLists.txt | 6 ++++--
 dcmjpls/libcharls/intrface.h     | 9 +--------
 dcmjpls/libsrc/CMakeLists.txt    | 2 +-
 3 files changed, 6 insertions(+), 11 deletions(-)

diff --git a/dcmjpls/libcharls/CMakeLists.txt b/dcmjpls/libcharls/CMakeLists.txt
index 0c5b143..dcea3dc 100644
--- a/dcmjpls/libcharls/CMakeLists.txt
+++ b/dcmjpls/libcharls/CMakeLists.txt
@@ -2,6 +2,8 @@
 include_directories("${dcmjpls_SOURCE_DIR}/libcharls" "${ofstd_SOURCE_DIR}/include")
 
 # create library from source files
-DCMTK_ADD_LIBRARY(charls header intrface jpegls)
+add_library(charls STATIC header.cc intrface.cc jpegls.cc)
 
-DCMTK_TARGET_LINK_MODULES(charls ofstd oflog)
+set_target_properties(charls PROPERTIES COMPILE_FLAGS "-fPIC")
+
+target_link_libraries(charls ofstd oflog)
diff --git a/dcmjpls/libcharls/intrface.h b/dcmjpls/libcharls/intrface.h
index c8fdaa9..c2150d3 100644
--- a/dcmjpls/libcharls/intrface.h
+++ b/dcmjpls/libcharls/intrface.h
@@ -8,16 +8,9 @@
 
 #include "pubtypes.h"
 #include "dcmtk/ofstd/ofstd.h"    /* for size_t */
-#include "dcmtk/ofstd/ofdefine.h" /* for DCMTK_DECL_EXPORT */
-
-#ifdef charls_EXPORTS
-#define DCMTK_CHARLS_EXPORT DCMTK_DECL_EXPORT
-#else
-#define DCMTK_CHARLS_EXPORT DCMTK_DECL_IMPORT
-#endif
 
 #ifndef CHARLS_IMEXPORT
-#define CHARLS_IMEXPORT(returntype) DCMTK_CHARLS_EXPORT returntype
+#define CHARLS_IMEXPORT(returntype) returntype
 #endif
 
 
diff --git a/dcmjpls/libsrc/CMakeLists.txt b/dcmjpls/libsrc/CMakeLists.txt
index 314face..415444b 100644
--- a/dcmjpls/libsrc/CMakeLists.txt
+++ b/dcmjpls/libsrc/CMakeLists.txt
@@ -4,4 +4,4 @@ include_directories("${dcmjpls_SOURCE_DIR}/include" "${ofstd_SOURCE_DIR}/include
 # create library from source files
 DCMTK_ADD_LIBRARY(dcmjpls djcparam djdecode djencode djrparam djcodecd djutils djcodece)
 
-DCMTK_TARGET_LINK_MODULES(dcmjpls ofstd oflog dcmdata dcmimgle dcmimage charls)
+DCMTK_TARGET_LINK_MODULES(dcmjpls PUBLIC ofstd oflog dcmdata dcmimgle dcmimage PRIVATE charls)
-- 
2.29.0