gentoo-overlay/media-libs/libharu/files/libharu-2.3.0-2-Avoid-issue-with-libtiff-duplicate-symbols.patch

From c1ecbf1bd286e26572fc0fd7a49d06774d6436f7 Mon Sep 17 00:00:00 2001
From: Bruno Virlet <bruno.virlet@gmail.com>
Date: Thu, 30 Nov 2017 12:19:37 +0100
Subject: [PATCH 2/4] Avoid issue with libtiff duplicate symbols

To achieve this, I move the G3CODES #define to pdf_conf.h so that anyone
who builds the project has more control.
---
 include/hpdf_conf.h    | 3 ++-
 src/hpdf_image_ccitt.c | 9 ++++-----
 src/t4.h               | 6 ++++--
 3 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/include/hpdf_conf.h b/include/hpdf_conf.h
index d25b464..27d1dff 100644
--- a/include/hpdf_conf.h
+++ b/include/hpdf_conf.h
@@ -78,8 +78,9 @@
 
 /* alignment size of memory-pool-object
  */
-#define HPDF_ALIGN_SIZ              sizeof int;
+#define HPDF_ALINMENT_SIZ              sizeof(int)
 
+#define G3CODES
 
 #endif /* _HPDF_CONF_H */
 
diff --git a/src/hpdf_image_ccitt.c b/src/hpdf_image_ccitt.c
index 8672763..939b0b5 100644
--- a/src/hpdf_image_ccitt.c
+++ b/src/hpdf_image_ccitt.c
@@ -21,7 +21,6 @@
 #include <memory.h>
 #include <assert.h>
 
-#define	G3CODES
 #include "t4.h"
 
 typedef unsigned int uint32;
@@ -578,11 +577,11 @@ HPDF_Fax3Encode2DRow(struct _HPDF_CCITT_Data *pData, unsigned char* bp, unsigned
 				a2 = finddiff2(bp, a1, bits, PIXEL(bp,a1));
 				putcode(pData, &horizcode);
 				if (a0+a1 == 0 || PIXEL(bp, a0) == 0) {
-					putspan(pData, a1-a0, TIFFFaxWhiteCodes);
-					putspan(pData, a2-a1, TIFFFaxBlackCodes);
+					putspan(pData, a1-a0, HPDF_TIFFFaxWhiteCodes);
+					putspan(pData, a2-a1, HPDF_TIFFFaxBlackCodes);
 				} else {
-					putspan(pData, a1-a0, TIFFFaxBlackCodes);
-					putspan(pData, a2-a1, TIFFFaxWhiteCodes);
+					putspan(pData, a1-a0, HPDF_TIFFFaxBlackCodes);
+					putspan(pData, a2-a1, HPDF_TIFFFaxWhiteCodes);
 				}
 				a0 = a2;
 			} else {			/* vertical mode */
diff --git a/src/t4.h b/src/t4.h
index f306e15..c4c8c0d 100644
--- a/src/t4.h
+++ b/src/t4.h
@@ -55,7 +55,7 @@ typedef struct tableentry {
  *     during state generation (see mkg3states.c).
  */
 #ifdef G3CODES
-const tableentry TIFFFaxWhiteCodes[] = {
+const tableentry HPDF_TIFFFaxWhiteCodes[] = {
     { 8, 0x35, 0 },	/* 0011 0101 */
     { 6, 0x7, 1 },	/* 0001 11 */
     { 4, 0x7, 2 },	/* 0111 */
@@ -167,7 +167,7 @@ const tableentry TIFFFaxWhiteCodes[] = {
     { 12, 0x0, G3CODE_INVALID },	/* 0000 0000 0000 */
 };
 
-const tableentry TIFFFaxBlackCodes[] = {
+const tableentry HPDF_TIFFFaxBlackCodes[] = {
     { 10, 0x37, 0 },	/* 0000 1101 11 */
     { 3, 0x2, 1 },	/* 010 */
     { 2, 0x3, 2 },	/* 11 */
@@ -281,5 +281,7 @@ const tableentry TIFFFaxBlackCodes[] = {
 #else
 extern	const tableentry TIFFFaxWhiteCodes[];
 extern	const tableentry TIFFFaxBlackCodes[];
+const tableentry *HPDF_TIFFFaxWhiteCodes = TIFFFaxWhiteCodes;
+const tableentry *HPDF_TIFFFaxBlackCodes = TIFFFaxBlackCodes;
 #endif
 #endif /* _T4_ */
-- 
2.16.0