commit efeddc3e639e6e963933ca5505efe3d62d281b41
Author: Robin H. Johnson <robbat2@gentoo.org>
Date:   Sun Apr 19 13:50:41 2026 -0700

    feat: Qt6 port
    
    Trivial Qt5 to Qt6 port.
    
    Fixes: https://github.com/cgsecurity/testdisk/issues/179
    Signed-off-by: Robin H. Johnson <robbat2@gentoo.org>

diff --git a/configure.ac a/configure.ac
index e72579d9..2e507680 100644
--- a/configure.ac
+++ a/configure.ac
@@ -918,13 +918,16 @@ AC_CHECK_FUNCS([reiserfs_fs_open_fast])
 LIBS="$OLDLIBS"
 AC_CHECK_FUNCS([ntfs_libntfs_version ntfs_volume_startup])
 
-export QT_SELECT=qt5
+export QT_SELECT=qt6
 if test "$use_qt" = "true";
 then
-  PKG_CHECK_MODULES(QT5GUI, [Qt5Gui  >= 5.0.0],,use_qt=false)
-  PKG_CHECK_MODULES(QT5WIDGETS, [Qt5Widgets  >= 5.0.0],,use_qt=false)
-  AC_MSG_CHECKING([whether Qt5 is using --std=c++14])
-  qt_config=`$PKG_CONFIG --variable=qt_config Qt5Core | grep "c++14"`
+  PKG_CHECK_MODULES(QT6CORE, [Qt6Core  >= 6.0.0],,use_qt=false)
+  PKG_CHECK_MODULES(QT6GUI, [Qt6Gui  >= 6.0.0],,use_qt=false)
+  PKG_CHECK_MODULES(QT6WIDGETS, [Qt6Widgets  >= 6.0.0],,use_qt=false)
+
+
+  AC_MSG_CHECKING([whether Qt6 is using --std=c++14])
+  qt_config=`$PKG_CONFIG --variable=qt_config Qt6Core | grep "c++14"`
   if test "x$qt_config" != "x" ;
   then
     AC_MSG_RESULT([[yes]])
@@ -943,8 +946,8 @@ then
     AC_LANG_POP([C++])
   else
     AC_MSG_RESULT([[no]])
-    AC_MSG_CHECKING([whether Qt5 is using --std=c++11])
-    qt_config=`$PKG_CONFIG --variable=qt_config Qt5Core | grep "c++11"`
+    AC_MSG_CHECKING([whether QT6 is using --std=c++11])
+    qt_config=`$PKG_CONFIG --variable=qt_config Qt6Core | grep "c++11"`
     if test "x$qt_config" != "x" ;
     then
       AC_MSG_RESULT([[yes]])
@@ -966,23 +969,27 @@ then
     fi
   fi
 
-  AC_CHECK_TOOLS(MOC,[moc-qt5 moc],)
+
+  PKG_CHECK_VAR([QT_LIBEXECDIR], [Qt6Core >= 6.0.0], [libexecdir])
+  PKG_CHECK_VAR([QT_BINDIR], [Qt6Core >= 6.0.0], [bindir])
+
+  AC_PATH_PROGS([MOC],[moc-qt6 moc],[],["$QT_LIBEXECDIR:$QT_BINDIR:$PATH"])
   if test x$MOC = x ; then
-	AC_MSG_WARN(Could not find a moc-qt5 or moc tool in your PATH.)
+	AC_MSG_WARN(Could not find a moc-qt6 or moc tool in your PATH.)
 	use_qt=false
   fi
-  AC_CHECK_TOOLS(RCC,[rcc-qt5 rcc],)
+  AC_PATH_PROGS([RCC],[rcc-qt6 rcc],[],["$QT_LIBEXECDIR:$QT_BINDIR:$PATH"])
   if test x$RCC = x ; then
-	AC_MSG_WARN(Could not find a rcc-qt5 or rcc tool in your PATH.)
+	AC_MSG_WARN(Could not find a rcc-qt6 or rcc tool in your PATH.)
 	use_qt=false
   fi
-  AC_CHECK_TOOLS(LRELEASE,[lrelease-qt5 lrelease],)
+  AC_PATH_PROGS([LRELEASE],[lrelease-qt6 lrelease],[],["$QT_LIBEXECDIR:$QT_BINDIR:$PATH"])
   if test x$LRELEASE = x ; then
-	AC_MSG_WARN(Could not find a lrelease-qt5 or lrelease tool in your PATH.)
+	AC_MSG_WARN(Could not find a lrelease-qt6 or lrelease tool in your PATH.)
 	use_qt=false
   fi
-  qphotorec_LDADD="$qphotorec_LDADD $QT5GUI_LIBS $QT5WIDGETS_LIBS"
-  qphotorec_CXXFLAGS="$qphotorec_CXXFLAGS $QT5GUI_CFLAGS $QT5WIDGETS_CFLAGS"
+  qphotorec_LDADD="$qphotorec_LDADD $QT6GUI_LIBS $QT6WIDGETS_LIBS"
+  qphotorec_CXXFLAGS="$qphotorec_CXXFLAGS $QT6GUI_CFLAGS $QT6WIDGETS_CFLAGS"
 fi
 AM_CONDITIONAL(USEQT, test "$use_qt" = true)
 if test "$win_target" = yes;
diff --git a/src/intrf.c a/src/intrf.c
index d63858ff..09cfd893 100644
--- a/src/intrf.c
+++ a/src/intrf.c
@@ -128,7 +128,7 @@ void screen_buffer_to_log(void)
     log_info("%s\n",intr_buffer_screen[i]);
 }
 
-int get_partition_status(const partition_t *partition)
+char get_partition_status(const partition_t *partition)
 {
   switch(partition->status)
   {
diff --git a/src/intrf.h a/src/intrf.h
index 3b6fd81f..37dec890 100644
--- a/src/intrf.h
+++ a/src/intrf.h
@@ -105,7 +105,7 @@ void screen_buffer_to_log(void);
   @ terminates \true;
   @ assigns \nothing;
   @*/
-int get_partition_status(const partition_t *partition);
+char get_partition_status(const partition_t *partition);
 
 #ifdef __cplusplus
 } /* closing brace for extern "C" */
diff --git a/src/qphotorec.cpp a/src/qphotorec.cpp
index 3771ef41..8bcfb45e 100644
--- a/src/qphotorec.cpp
+++ a/src/qphotorec.cpp
@@ -284,13 +284,11 @@ void QPhotorec::PartListWidget_updateUI()
 	QString partname="";
 	if(partition->partname[0]!='\0')
 	{
-	  partname.sprintf("[%s]", partition->partname);
+	  QTextStream(&partname) << "[" << partition->partname << "]";
 	}
 	if(partition->fsname[0]!='\0')
 	{
-	  QString fsname;
-	  fsname.sprintf(" [%s]", partition->fsname);
-	  partname.append(fsname);
+	  QTextStream(&partname) << " [" << partition->fsname << "]";
 	}
 	PartListWidget->setItem(currentRow, 5, new QTableWidgetItem(partname));
       }