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-rw-r--r--build-aux/m4/bitcoin_qt.m438
-rw-r--r--src/Makefile.qt.include4
-rw-r--r--src/Makefile.qttest.include2
3 files changed, 41 insertions, 3 deletions
diff --git a/build-aux/m4/bitcoin_qt.m4 b/build-aux/m4/bitcoin_qt.m4
index 6f9c0ae218..2480267dc1 100644
--- a/build-aux/m4/bitcoin_qt.m4
+++ b/build-aux/m4/bitcoin_qt.m4
@@ -160,6 +160,43 @@ AC_DEFUN([BITCOIN_QT_CONFIGURE],[
fi
fi
+ if test x$use_hardening != xno; then
+ BITCOIN_QT_CHECK([
+ AC_MSG_CHECKING(whether -fPIE can be used with this Qt config)
+ TEMP_CPPFLAGS=$CPPFLAGS
+ TEMP_CXXFLAGS=$CXXFLAGS
+ CPPFLAGS="$QT_INCLUDES $CPPFLAGS"
+ CXXFLAGS="$PIE_FLAGS $CXXFLAGS"
+ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <QtCore/qconfig.h>]],
+ [[
+ #if defined(QT_REDUCE_RELOCATIONS)
+ choke;
+ #endif
+ ]])],
+ [ AC_MSG_RESULT(yes); QT_PIE_FLAGS=$PIE_FLAGS ],
+ [ AC_MSG_RESULT(no); QT_PIE_FLAGS=$PIC_FLAGS]
+ )
+ CPPFLAGS=$TEMP_CPPFLAGS
+ CXXFLAGS=$TEMP_CXXFLAGS
+ ])
+ else
+ BITCOIN_QT_CHECK([
+ AC_MSG_CHECKING(whether -fPIC is needed with this Qt config)
+ TEMP_CPPFLAGS=$CPPFLAGS
+ CPPFLAGS="$QT_INCLUDES $CPPFLAGS"
+ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <QtCore/qconfig.h>]],
+ [[
+ #if defined(QT_REDUCE_RELOCATIONS)
+ choke;
+ #endif
+ ]])],
+ [ AC_MSG_RESULT(no)],
+ [ AC_MSG_RESULT(yes); QT_PIE_FLAGS=$PIC_FLAGS]
+ )
+ CPPFLAGS=$TEMP_CPPFLAGS
+ ])
+ fi
+
BITCOIN_QT_PATH_PROGS([MOC], [moc-qt${bitcoin_qt_got_major_vers} moc${bitcoin_qt_got_major_vers} moc], $qt_bin_path)
BITCOIN_QT_PATH_PROGS([UIC], [uic-qt${bitcoin_qt_got_major_vers} uic${bitcoin_qt_got_major_vers} uic], $qt_bin_path)
BITCOIN_QT_PATH_PROGS([RCC], [rcc-qt${bitcoin_qt_got_major_vers} rcc${bitcoin_qt_got_major_vers} rcc], $qt_bin_path)
@@ -205,6 +242,7 @@ AC_DEFUN([BITCOIN_QT_CONFIGURE],[
])
AC_MSG_RESULT([$bitcoin_enable_qt (Qt${bitcoin_qt_got_major_vers})])
+ AC_SUBST(QT_PIE_FLAGS)
AC_SUBST(QT_INCLUDES)
AC_SUBST(QT_LIBS)
AC_SUBST(QT_LDFLAGS)
diff --git a/src/Makefile.qt.include b/src/Makefile.qt.include
index bc2ead65d8..e62003a513 100644
--- a/src/Makefile.qt.include
+++ b/src/Makefile.qt.include
@@ -329,7 +329,7 @@ BITCOIN_QT_INCLUDES = -I$(builddir)/qt -I$(srcdir)/qt -I$(srcdir)/qt/forms \
qt_libbitcoinqt_a_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES) $(BITCOIN_QT_INCLUDES) \
$(QT_INCLUDES) $(QT_DBUS_INCLUDES) $(PROTOBUF_CFLAGS) $(QR_CFLAGS)
-qt_libbitcoinqt_a_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS)
+qt_libbitcoinqt_a_CXXFLAGS = $(AM_CXXFLAGS) $(QT_PIE_FLAGS)
qt_libbitcoinqt_a_SOURCES = $(BITCOIN_QT_CPP) $(BITCOIN_QT_H) $(QT_FORMS_UI) \
$(QT_QRC) $(QT_QRC_LOCALE) $(QT_TS) $(PROTOBUF_PROTO) $(RES_ICONS) $(RES_IMAGES) $(RES_MOVIES)
@@ -353,7 +353,7 @@ $(QT_MOC_CPP): $(PROTOBUF_H)
# bitcoin-qt binary #
qt_bitcoin_qt_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES) $(BITCOIN_QT_INCLUDES) \
$(QT_INCLUDES) $(PROTOBUF_CFLAGS) $(QR_CFLAGS)
-qt_bitcoin_qt_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS)
+qt_bitcoin_qt_CXXFLAGS = $(AM_CXXFLAGS) $(QT_PIE_FLAGS)
qt_bitcoin_qt_SOURCES = qt/bitcoin.cpp
if TARGET_DARWIN
diff --git a/src/Makefile.qttest.include b/src/Makefile.qttest.include
index 69f89941d1..ede3fac4c3 100644
--- a/src/Makefile.qttest.include
+++ b/src/Makefile.qttest.include
@@ -38,7 +38,7 @@ qt_test_test_bitcoin_qt_LDADD += $(LIBBITCOIN_CLI) $(LIBBITCOIN_COMMON) $(LIBBIT
$(QR_LIBS) $(PROTOBUF_LIBS) $(BDB_LIBS) $(SSL_LIBS) $(CRYPTO_LIBS) $(MINIUPNPC_LIBS) $(LIBSECP256K1) \
$(EVENT_PTHREADS_LIBS) $(EVENT_LIBS)
qt_test_test_bitcoin_qt_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(QT_LDFLAGS) $(LIBTOOL_APP_LDFLAGS)
-qt_test_test_bitcoin_qt_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS)
+qt_test_test_bitcoin_qt_CXXFLAGS = $(AM_CXXFLAGS) $(QT_PIE_FLAGS)
CLEAN_BITCOIN_QT_TEST = $(TEST_QT_MOC_CPP) qt/test/*.gcda qt/test/*.gcno