fix poppler 0.82.0 build

4 files changed, 9 insertions, 3 deletions

diff --git a/src/extension/internal/pdfinput/pdf-parser.cpp b/src/extension/internal/pdfinput/pdf-parser.cpp
index 4f798e35b..4eae27575 100644
--- a/src/extension/internal/pdfinput/pdf-parser.cpp
+++ b/src/extension/internal/pdfinput/pdf-parser.cpp
@@ -2405,7 +2405,7 @@ void PdfParser::doShowText(GooString *s) {
   int wMode;
   double riseX, riseY;
   CharCode code;
-  Unicode *u = nullptr;
+  Unicode _POPPLER_CONST_82 *u = nullptr;
   double x, y, dx, dy, tdx, tdy;
   double originX, originY, tOriginX, tOriginY;
   double oldCTM[6], newCTM[6];
diff --git a/src/extension/internal/pdfinput/poppler-transition-api.h b/src/extension/internal/pdfinput/poppler-transition-api.h
index 5e8bc4ae9..01834007e 100644
--- a/src/extension/internal/pdfinput/poppler-transition-api.h
+++ b/src/extension/internal/pdfinput/poppler-transition-api.h
@@ -14,6 +14,12 @@
 
 #include <glib/poppler-features.h>
 
+#if POPPLER_CHECK_VERSION(0, 82, 0)
+#define _POPPLER_CONST_82 const
+#else
+#define _POPPLER_CONST_82
+#endif
+
 #if POPPLER_CHECK_VERSION(0, 76, 0)
 #define _POPPLER_NEW_PARSER(xref, obj) Parser(xref, obj, gFalse)
 #else
diff --git a/src/extension/internal/pdfinput/svg-builder.cpp b/src/extension/internal/pdfinput/svg-builder.cpp
index 14727eba5..a7134684a 100644
--- a/src/extension/internal/pdfinput/svg-builder.cpp
+++ b/src/extension/internal/pdfinput/svg-builder.cpp
@@ -1395,7 +1395,7 @@ void SvgBuilder::beginString(GfxState *state) {
 void SvgBuilder::addChar(GfxState *state, double x, double y,
                          double dx, double dy,
                          double originX, double originY,
-                         CharCode /*code*/, int /*nBytes*/, Unicode *u, int uLen) {
+                         CharCode /*code*/, int /*nBytes*/, Unicode const *u, int uLen) {
 
 
     bool is_space = ( uLen == 1 && u[0] == 32 );
diff --git a/src/extension/internal/pdfinput/svg-builder.h b/src/extension/internal/pdfinput/svg-builder.h
index c42d694de..050465d4b 100644
--- a/src/extension/internal/pdfinput/svg-builder.h
+++ b/src/extension/internal/pdfinput/svg-builder.h
@@ -142,7 +142,7 @@ public:
     void addChar(GfxState *state, double x, double y,
                  double dx, double dy,
                  double originX, double originY,
-                 CharCode code, int nBytes, Unicode *u, int uLen);
+                 CharCode code, int nBytes, Unicode const *u, int uLen);
     void beginTextObject(GfxState *state);
     void endTextObject(GfxState *state);