From 0b786b627502132d2ccea1785a0743a22b3f3736 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sl=C3=A1vek=20Banko?= <slavek.banko@axis.cz>
Date: Mon, 19 Aug 2019 02:54:47 +0200
Subject: [PATCH] Fix FTBFS with exiv2 >= 0.27. This resolves bug 3017.
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Signed-off-by: Slávek Banko <slavek.banko@axis.cz>
---
 ConfigureChecks.cmake               |  2 ++
 config.h.cmake                      |  3 +++
 libkexiv2/configure.in.in           | 19 +++++++++++++------
 libkexiv2/libkexiv2/kexiv2private.h |  8 ++++++++
 4 files changed, 26 insertions(+), 6 deletions(-)

diff --git a/ConfigureChecks.cmake b/ConfigureChecks.cmake
index 7c18e99..b582576 100644
--- a/ConfigureChecks.cmake
+++ b/ConfigureChecks.cmake
@@ -32,6 +32,8 @@ if( NOT EXIV2_FOUND )
    tde_message_fatal( "exiv2 is required, but was not found on your system" )
 endif( NOT EXIV2_FOUND )
 
+check_include_file_cxx( "exiv2/exiv2.hpp" HAVE_EXIV2_HPP )
+
 
 ##### check for <kdemacros.h> header
 
diff --git a/config.h.cmake b/config.h.cmake
index b26b50a..1b91529 100644
--- a/config.h.cmake
+++ b/config.h.cmake
@@ -7,5 +7,8 @@
    significant byte first (like Motorola and SPARC, unlike Intel). */
 #cmakedefine WORDS_BIGENDIAN @WORDS_BIGENDIAN@
 
+/* Defined if you have <exiv2/exiv2.hpp> header */
+#cmakedefine HAVE_EXIV2_HPP 1
+
 /* Defined if you have <kdemacros.h> header */
 #cmakedefine KDEMACROS_USABLE 1
diff --git a/libkexiv2/configure.in.in b/libkexiv2/configure.in.in
index b37e50f..0b79e84 100644
--- a/libkexiv2/configure.in.in
+++ b/libkexiv2/configure.in.in
@@ -17,6 +17,19 @@ if test "x$have_exiv2" != "xyes"; then
   DO_NOT_COMPILE="libkexiv2 $DO_NOT_COMPILE"
 fi
 
+AC_LANG_SAVE
+AC_LANG_CPLUSPLUS
+SAVE_CPPFLAGS=$CPPFLAGS
+SAVE_CXXFLAGS=$CXXFLAGS
+CPPFLAGS="$CPPFLAGS $EXIV2_CFLAGS"
+CXXFLAGS="$CXXFLAGS $USE_EXCEPTIONS $EXIV2_CFLAGS"
+AC_CHECK_HEADER(exiv2/exiv2.hpp,
+  [ AC_DEFINE(HAVE_EXIV2_HPP, 1, [Defined if you have <exiv2/exiv2.hpp> header]) ]
+)
+CPPFLAGS=$SAVE_CPPFLAGS
+CXXFLAGS=$SAVE_CXXFLAGS
+AC_LANG_RESTORE
+
 AC_OUTPUT([ libkexiv2/libkexiv2.pc ])
 
 # -----------------------------------------------------------------
@@ -45,9 +58,3 @@ AC_COMPILE_IFELSE(
 )
 CPPFLAGS=$libkexiv2_kdemacros_cppflags
 AC_LANG_POP(C++)
-
-
-
-
-
-
diff --git a/libkexiv2/libkexiv2/kexiv2private.h b/libkexiv2/libkexiv2/kexiv2private.h
index 31a5dcf..952e48a 100644
--- a/libkexiv2/libkexiv2/kexiv2private.h
+++ b/libkexiv2/libkexiv2/kexiv2private.h
@@ -24,6 +24,10 @@
 #ifndef KEXIV2_PRIVATE_H
 #define KEXIV2_PRIVATE_H
 
+#if defined( HAVE_CONFIG_H )
+#include "config.h"
+#endif
+
  // C++ includes.
 
 #include <cstdlib>
@@ -54,6 +58,9 @@
 // See http://gcc.gnu.org/wiki/Visibility, the section about c++ exceptions.
 // They are needed for all libexiv2 versions that do not care about visibility.
 #pragma GCC visibility push(default)
+#if defined(HAVE_EXIV2_HPP)
+#include <exiv2/exiv2.hpp>
+#else
 #include <exiv2/error.hpp>
 #include <exiv2/image.hpp>
 #include <exiv2/jpgimage.hpp>
@@ -61,6 +68,7 @@
 #include <exiv2/tags.hpp>
 #include <exiv2/types.hpp>
 #include <exiv2/exif.hpp>
+#endif
 #pragma GCC visibility pop
 
 // Check if Exiv2 support XMP