diff options
Diffstat (limited to 'src/m4/bitcoin_qt.m4')
| -rw-r--r-- | src/m4/bitcoin_qt.m4 | 374 |
1 files changed, 374 insertions, 0 deletions
diff --git a/src/m4/bitcoin_qt.m4 b/src/m4/bitcoin_qt.m4 new file mode 100644 index 0000000000..f04db33bd5 --- /dev/null +++ b/src/m4/bitcoin_qt.m4 @@ -0,0 +1,374 @@ +dnl Helper for cases where a qt dependency is not met. +dnl Output: If qt version is auto, set bitcoin_enable_qt to false. Else, exit. +AC_DEFUN([BITCOIN_QT_FAIL],[ + if test "x$bitcoin_qt_want_version" = "xauto"; then + if test x$bitcoin_enable_qt != xno; then + AC_MSG_WARN([$1; bitcoin-qt frontend will not be built]) + fi + bitcoin_enable_qt=no + else + AC_MSG_ERROR([$1]) + fi +]) + +AC_DEFUN([BITCOIN_QT_CHECK],[ + if test "x$bitcoin_enable_qt" != "xno" && test x$bitcoin_qt_want_version != xno; then + true + $1 + else + true + $2 + fi +]) + +dnl BITCOIN_QT_PATH_PROGS([FOO], [foo foo2], [/path/to/search/first], [continue if missing]) +dnl Helper for finding the path of programs needed for QT. +dnl Inputs: $1: Variable to be set +dnl Inputs: $2: List of programs to search for +dnl Inputs: $3: Look for $2 here before $PATH +dnl Inputs: $4: If "yes", don't fail if $2 is not found. +dnl Output: $1 is set to the path of $2 if found. $2 are searched in order. +AC_DEFUN([BITCOIN_QT_PATH_PROGS],[ + BITCOIN_QT_CHECK([ + if test "x$3" != "x"; then + AC_PATH_PROGS($1,$2,,$3) + else + AC_PATH_PROGS($1,$2) + fi + if test "x$$1" = "x" && test "x$4" != "xyes"; then + BITCOIN_QT_FAIL([$1 not found]) + fi + ]) +]) + +dnl Initialize qt input. +dnl This must be called before any other BITCOIN_QT* macros to ensure that +dnl input variables are set correctly. +dnl CAUTION: Do not use this inside of a conditional. +AC_DEFUN([BITCOIN_QT_INIT],[ + dnl enable qt support + AC_ARG_WITH([qt], + [AS_HELP_STRING([--with-qt], + [with qt (no|qt4|qt5|auto. default is auto, qt4 tried first.)])], + [bitcoin_qt_want_version=$withval], + [bitcoin_qt_want_version=auto]) + + AC_ARG_WITH([qt-incdir],[AS_HELP_STRING([--with-qt-incdir=INC_DIR],[specify qt include path (overridden by pkgconfig)])], [qt_include_path=$withval], []) + AC_ARG_WITH([qt-libdir],[AS_HELP_STRING([--with-qt-libdir=LIB_DIR],[specify qt lib path (overridden by pkgconfig)])], [qt_lib_path=$withval], []) + AC_ARG_WITH([qt-plugindir],[AS_HELP_STRING([--with-qt-plugindir=PLUGIN_DIR],[specify qt plugin path (overridden by pkgconfig)])], [qt_plugin_path=$withval], []) + AC_ARG_WITH([qt-bindir],[AS_HELP_STRING([--with-qt-bindir=BIN_DIR],[specify qt bin path])], [qt_bin_path=$withval], []) + + AC_ARG_WITH([qtdbus], + [AS_HELP_STRING([--with-qtdbus], + [enable DBus support (default is yes if qt is enabled and QtDBus is found)])], + [use_dbus=$withval], + [use_dbus=auto]) +]) + +dnl Find the appropriate version of Qt libraries and includes. +dnl Inputs: $1: Whether or not pkg-config should be used. yes|no. Default: yes. +dnl Inputs: $2: If $1 is "yes" and --with-qt=auto, which qt version should be +dnl tried first. +dnl Outputs: See _BITCOIN_QT_FIND_LIBS_* +dnl Outputs: Sets variables for all qt-related tools. +dnl Outputs: bitcoin_enable_qt, bitcoin_enable_qt_dbus, bitcoin_enable_qt_test +AC_DEFUN([BITCOIN_QT_CONFIGURE],[ + use_pkgconfig=$1 + + if test x$use_pkgconfig == x; then + use_pkgconfig=yes + fi + + if test x$use_pkgconfig = xyes; then + if test x$PKG_CONFIG == x; then + AC_MSG_ERROR(pkg-config not found.) + fi + BITCOIN_QT_CHECK([_BITCOIN_QT_FIND_LIBS_WITH_PKGCONFIG([$2])]) + else + BITCOIN_QT_CHECK([_BITCOIN_QT_FIND_LIBS_WITHOUT_PKGCONFIG]) + fi + + BITCOIN_QT_PATH_PROGS([MOC], [moc-qt${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], $qt_bin_path) + BITCOIN_QT_PATH_PROGS([LRELEASE], [lrelease-qt${bitcoin_qt_got_major_vers} lrelease${bitcoin_qt_got_major_vers} lrelease], $qt_bin_path) + BITCOIN_QT_PATH_PROGS([LUPDATE], [lupdate-qt${bitcoin_qt_got_major_vers} lupdate${bitcoin_qt_got_major_vers} lupdate],$qt_bin_path, yes) + + case $host in + *darwin*) + BITCOIN_QT_CHECK([ + MOC_DEFS="-DQ_OS_MAC" + base_frameworks="-framework Foundation -framework ApplicationServices -framework AppKit" + AX_CHECK_LINK_FLAG([[$base_frameworks]],[QT_LIBS="$QT_LIBS $base_frameworks"],[AC_MSG_ERROR(could not find base frameworks)]) + AC_SUBST(MOC_DEFS) + ]) + ;; + esac + + + dnl enable qt support + AC_MSG_CHECKING(if QT should be enabled) + BITCOIN_QT_CHECK([ + bitcoin_enable_qt=yes + bitcoin_enable_qt_test=yes + if test x$have_qt_test = xno; then + bitcoin_enable_qt_test=no + fi + bitcoin_enable_qt_dbus=yes + if test x$have_qt_dbus = xno; then + bitcoin_enable_qt_dbus=no + if test x$use_dbus = xyes; then + AC_MSG_ERROR("libQtDBus not found. Install libQtDBus or remove --with-qtdbus.") + fi + fi + if test x$LUPDATE == x; then + AC_MSG_WARN("lupdate is required to update qt translations") + fi + ],[ + bitcoin_enable_qt=no + ]) + AC_MSG_RESULT([$bitcoin_enable_qt (Qt${bitcoin_qt_got_major_vers})]) + + AC_SUBST(QT_INCLUDES) + AC_SUBST(QT_LIBS) + AC_SUBST(QT_DBUS_INCLUDES) + AC_SUBST(QT_DBUS_LIBS) + AC_SUBST(QT_TEST_INCLUDES) + AC_SUBST(QT_TEST_LIBS) + AC_SUBST(QT_SELECT, qt${bitcoin_qt_got_major_vers}) +]) + +dnl All macros below are internal and should _not_ be used from the main +dnl configure.ac. +dnl ---- + +dnl Internal. Check if the included version of QT is Qt5. +dnl Requires: INCLUDES must be populated as necessary. +dnl Output: bitcoin_cv_qt5=yes|no +AC_DEFUN([_BITCOIN_QT_CHECK_QT5],[ + AC_CACHE_CHECK(for QT 5, bitcoin_cv_qt5,[ + AC_TRY_COMPILE( + [#include <QtCore>], + [ + #if QT_VERSION < 0x050000 + choke me + #else + return 0; + #endif + ], + bitcoin_cv_qt5=yes, + bitcoin_cv_qt5=no) +])]) + +dnl Internal. Check if the linked version of QT was built as static libs. +dnl Requires: Qt5. This check cannot determine if Qt4 is static. +dnl Requires: INCLUDES and LIBS must be populated as necessary. +dnl Output: bitcoin_cv_static_qt=yes|no +dnl Output: Defines QT_STATICPLUGIN if plugins are static. +AC_DEFUN([_BITCOIN_QT_IS_STATIC],[ + AC_CACHE_CHECK(for static QT, bitcoin_cv_static_qt,[ + AC_TRY_COMPILE( + [#include <QtCore>], + [ + #if defined(QT_STATIC) + return 0; + #else + choke me + #endif + ], + [bitcoin_cv_static_qt=yes], + [bitcoin_cv_static_qt=no]) + ]) + if test xbitcoin_cv_static_qt = xyes; then + AC_DEFINE(QT_STATICPLUGIN, 1, [Define this symbol for static QT plugins]) + fi +]) + +dnl Internal. Check if the link-requirements for static plugins are met. +dnl Requires: INCLUDES and LIBS must be populated as necessary. +dnl Inputs: $1: A series of Q_IMPORT_PLUGIN(). +dnl Inputs: $2: The libraries that resolve $1. +dnl Output: QT_LIBS is prepended or configure exits. +AC_DEFUN([_BITCOIN_QT_CHECK_STATIC_PLUGINS],[ + AC_MSG_CHECKING(for static QT plugins: $2) + CHECK_STATIC_PLUGINS_TEMP_LIBS="$LIBS" + LIBS="$2 $QT_LIBS $LIBS" + AC_TRY_LINK([ + #define QT_STATICPLUGIN + #include <QtPlugin> + $1], + [return 0;], + [AC_MSG_RESULT(yes); QT_LIBS="$2 $QT_LIBS"], + [AC_MSG_RESULT(no)]; BITCOIN_QT_FAIL(Could not resolve: $2)) + LIBS="$CHECK_STATIC_PLUGINS_TEMP_LIBS" +]) + +dnl Internal. Find Qt libraries using pkg-config. +dnl Inputs: bitcoin_qt_want_version (from --with-qt=). The version to check +dnl first. +dnl Inputs: $1: If bitcoin_qt_want_version is "auto", check for this version +dnl first. +dnl Outputs: All necessary QT_* variables are set. +dnl Outputs: bitcoin_qt_got_major_vers is set to "4" or "5". +dnl Outputs: have_qt_test and have_qt_dbus are set (if applicable) to yes|no. +AC_DEFUN([_BITCOIN_QT_FIND_LIBS_WITH_PKGCONFIG],[ + m4_ifdef([PKG_CHECK_MODULES],[ + auto_priority_version=$1 + if test x$auto_priority_version == x; then + auto_priority_version=qt5 + fi + if test x$bitcoin_qt_want_version == xqt5 || ( test x$bitcoin_qt_want_version == xauto && test x$auto_priority_version == xqt5 ); then + QT_LIB_PREFIX=Qt5 + bitcoin_qt_got_major_vers=5 + else + QT_LIB_PREFIX=Qt + bitcoin_qt_got_major_vers=4 + fi + qt5_modules="Qt5Core Qt5Gui Qt5Network Qt5Widgets" + qt4_modules="QtCore QtGui QtNetwork" + BITCOIN_QT_CHECK([ + if test x$bitcoin_qt_want_version == xqt5 || ( test x$bitcoin_qt_want_version == xauto && test x$auto_priority_version == xqt5 ); then + PKG_CHECK_MODULES([QT], [$qt5_modules], [QT_INCLUDES="$QT_CFLAGS"; have_qt=yes],[have_qt=no]) + elif test x$bitcoin_qt_want_version == xqt4 || ( test x$bitcoin_qt_want_version == xauto && test x$auto_priority_version == xqt4 ); then + PKG_CHECK_MODULES([QT], [$qt4_modules], [QT_INCLUDES="$QT_CFLAGS"; have_qt=yes], [have_qt=no]) + fi + + dnl qt version is set to 'auto' and the preferred version wasn't found. Now try the other. + if test x$have_qt == xno && test x$bitcoin_qt_want_version == xauto; then + if x$auto_priority_version = x$qt5; then + PKG_CHECK_MODULES([QT], [$qt4_modules], [QT_INCLUDES="$QT_CFLAGS"; have_qt=yes; QT_LIB_PREFIX=Qt; bitcoin_qt_got_major_vers=4], [have_qt=no]) + else + PKG_CHECK_MODULES([QT], [$qt5_modules], [QT_INCLUDES="$QT_CFLAGS"; have_qt=yes; QT_LIB_PREFIX=Qt5; bitcoin_qt_got_major_vers=5], [have_qt=no]) + fi + fi + if test x$have_qt != xyes; then + have_qt=no + BITCOIN_QT_FAIL([Qt dependencies not found]) + fi + ]) + BITCOIN_QT_CHECK([ + PKG_CHECK_MODULES([QT_TEST], [${QT_LIB_PREFIX}Test], [QT_TEST_INCLUDES="$QT_TEST_CFLAGS"; have_qt_test=yes], [have_qt_test=no]) + if test x$use_dbus != xno; then + PKG_CHECK_MODULES([QT_DBUS], [${QT_LIB_PREFIX}DBus], [QT_DBUS_INCLUDES="$QT_DBUS_CFLAGS"; have_qt_dbus=yes], [have_qt_dbus=no]) + fi + ]) + ]) + true; dnl +]) + +dnl Internal. Find Qt libraries without using pkg-config. Version is deduced +dnl from the discovered headers. +dnl Inputs: bitcoin_qt_want_version (from --with-qt=). The version to use. +dnl If "auto", the version will be discovered by _BITCOIN_QT_CHECK_QT5. +dnl Outputs: All necessary QT_* variables are set. +dnl Outputs: bitcoin_qt_got_major_vers is set to "4" or "5". +dnl Outputs: have_qt_test and have_qt_dbus are set (if applicable) to yes|no. +AC_DEFUN([_BITCOIN_QT_FIND_LIBS_WITHOUT_PKGCONFIG],[ + TEMP_CPPFLAGS="$CPPFLAGS" + TEMP_LIBS="$LIBS" + BITCOIN_QT_CHECK([ + if test x$qt_include_path != x; then + QT_INCLUDES="-I$qt_include_path -I$qt_include_path/QtCore -I$qt_include_path/QtGui -I$qt_include_path/QtWidgets -I$qt_include_path/QtNetwork -I$qt_include_path/QtTest -I$qt_include_path/QtDBus" + CPPFLAGS="$QT_INCLUDES $CPPFLAGS" + fi + ]) + + BITCOIN_QT_CHECK([AC_CHECK_HEADER([QtPlugin],,BITCOIN_QT_FAIL(QtCore headers missing))]) + BITCOIN_QT_CHECK([AC_CHECK_HEADER([QApplication],, BITCOIN_QT_FAIL(QtGui headers missing))]) + BITCOIN_QT_CHECK([AC_CHECK_HEADER([QLocalSocket],, BITCOIN_QT_FAIL(QtNetwork headers missing))]) + + BITCOIN_QT_CHECK([ + if test x$bitcoin_qt_want_version = xauto; then + _BITCOIN_QT_CHECK_QT5 + fi + if test x$bitcoin_cv_qt5 == xyes || test x$bitcoin_qt_want_version = xqt5; then + QT_LIB_PREFIX=Qt5 + bitcoin_qt_got_major_vers=5 + else + QT_LIB_PREFIX=Qt + bitcoin_qt_got_major_vers=4 + fi + ]) + + BITCOIN_QT_CHECK([ + LIBS= + if test x$qt_lib_path != x; then + LIBS="$LIBS -L$qt_lib_path" + fi + if test x$qt_plugin_path != x; then + LIBS="$LIBS -L$qt_plugin_path/accessible" + if test x$bitcoin_qt_got_major_vers == x5; then + LIBS="$LIBS -L$qt_plugin_path/platforms" + else + LIBS="$LIBS -L$qt_plugin_path/codecs" + fi + fi + + if test x$TARGET_OS == xwindows; then + AC_CHECK_LIB([imm32], [main],, BITCOIN_QT_FAIL(libimm32 not found)) + fi + ]) + + BITCOIN_QT_CHECK(AC_CHECK_LIB([z] ,[main],,BITCOIN_QT_FAIL(zlib not found))) + BITCOIN_QT_CHECK(AC_CHECK_LIB([${QT_LIB_PREFIX}Core] ,[main],,BITCOIN_QT_FAIL(lib$QT_LIB_PREFIXCore not found))) + BITCOIN_QT_CHECK(AC_CHECK_LIB([${QT_LIB_PREFIX}Gui] ,[main],,BITCOIN_QT_FAIL(lib$QT_LIB_PREFIXGui not found))) + BITCOIN_QT_CHECK(AC_CHECK_LIB([${QT_LIB_PREFIX}Network],[main],,BITCOIN_QT_FAIL(lib$QT_LIB_PREFIXNetwork not found))) + if test x$bitcoin_qt_got_major_vers == x5; then + BITCOIN_QT_CHECK(AC_CHECK_LIB([${QT_LIB_PREFIX}Widgets],[main],,BITCOIN_QT_FAIL(lib$QT_LIB_PREFIXWidgets not found))) + fi + QT_LIBS="$LIBS" + LIBS="$TEMP_LIBS" + + dnl This is ugly and complicated. Yuck. Works as follows: + dnl We can't discern whether Qt4 builds are static or not. For Qt5, we can + dnl check a header to find out. When Qt is built statically, some plugins must + dnl be linked into the final binary as well. These plugins have changed between + dnl Qt4 and Qt5. With Qt5, languages moved into core and the WindowsIntegration + dnl plugin was added. Since we can't tell if Qt4 is static or not, it is + dnl assumed for all non-pkg-config builds. + dnl _BITCOIN_QT_CHECK_STATIC_PLUGINS does a quick link-check and appends the + dnl results to QT_LIBS. + BITCOIN_QT_CHECK([ + if test x$bitcoin_qt_got_major_vers == x5; then + _BITCOIN_QT_IS_STATIC + if test x$bitcoin_cv_static_qt == xyes; then + AC_DEFINE(QT_STATICPLUGIN, 1, [Define this symbol if qt plugins are static]) + _BITCOIN_QT_CHECK_STATIC_PLUGINS([Q_IMPORT_PLUGIN(AccessibleFactory)], [-lqtaccessiblewidgets]) + if test x$TARGET_OS == xwindows; then + _BITCOIN_QT_CHECK_STATIC_PLUGINS([Q_IMPORT_PLUGIN(QWindowsIntegrationPlugin)],[-lqwindows]) + fi + fi + else + AC_DEFINE(QT_STATICPLUGIN, 1, [Define this symbol if qt plugins are static]) + _BITCOIN_QT_CHECK_STATIC_PLUGINS([ + Q_IMPORT_PLUGIN(qcncodecs) + Q_IMPORT_PLUGIN(qjpcodecs) + Q_IMPORT_PLUGIN(qtwcodecs) + Q_IMPORT_PLUGIN(qkrcodecs) + Q_IMPORT_PLUGIN(AccessibleFactory)], + [-lqcncodecs -lqjpcodecs -lqtwcodecs -lqkrcodecs -lqtaccessiblewidgets]) + fi + ]) + + BITCOIN_QT_CHECK([ + LIBS= + if test x$qt_lib_path != x; then + LIBS="-L$qt_lib_path" + fi + AC_CHECK_LIB([${QT_LIB_PREFIX}Test], [main],, have_qt_test=no) + AC_CHECK_HEADER([QTest],, have_qt_test=no) + QT_TEST_LIBS="$LIBS" + if test x$use_dbus != xno; then + LIBS= + if test x$qt_lib_path != x; then + LIBS="-L$qt_lib_path" + fi + AC_CHECK_LIB([${QT_LIB_PREFIX}DBus], [main],, have_qt_dbus=no) + AC_CHECK_HEADER([QtDBus],, have_qt_dbus=no) + QT_DBUS_LIBS="$LIBS" + fi + ]) + CPPFLAGS="$TEMP_CPPFLAGS" + LIBS="$TEMP_LIBS" +]) + |