diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 133 |
1 files changed, 111 insertions, 22 deletions
diff --git a/configure.ac b/configure.ac index 719b06da67..601ccf0a79 100644 --- a/configure.ac +++ b/configure.ac @@ -90,6 +90,12 @@ AC_ARG_ENABLE([hardening], [use_hardening=$enableval], [use_hardening=yes]) +AC_ARG_ENABLE([reduce-exports], + [AS_HELP_STRING([--enable-reduce-exports], + [attempt to reduce exported symbols in the resulting executables (default is yes)])], + [use_reduce_exports=$enableval], + [use_reduce_exports=auto]) + AC_ARG_ENABLE([ccache], [AS_HELP_STRING([--enable-ccache], [use ccache for building (default is yes if ccache is found)])], @@ -304,7 +310,6 @@ AC_C_BIGENDIAN([AC_MSG_ERROR("Big Endian not supported")]) dnl Check for pthread compile/link requirements AX_PTHREAD -INCLUDES="$INCLUDES $PTHREAD_CFLAGS" # The following macro will add the necessary defines to bitcoin-config.h, but # they also need to be passed down to any subprojects. Pull the results out of @@ -332,7 +337,10 @@ if test x$use_glibc_compat != xno; then #__fdelt_chk's params and return type have changed from long unsigned int to long int. # See which one is present here. AC_MSG_CHECKING(__fdelt_chk type) - AC_TRY_COMPILE([#define __USE_FORTIFY_LEVEL 2 + AC_TRY_COMPILE([#ifdef _FORTIFY_SOURCE + #undef _FORTIFY_SOURCE + #endif + #define _FORTIFY_SOURCE 2 #include <sys/select.h> extern "C" long unsigned int __fdelt_warn(long unsigned int);],[], [ fdelt_type="long unsigned int"], @@ -345,7 +353,6 @@ fi if test x$use_hardening != xno; then AX_CHECK_COMPILE_FLAG([-Wstack-protector],[HARDENED_CXXFLAGS="$HARDENED_CXXFLAGS -Wstack-protector"]) AX_CHECK_COMPILE_FLAG([-fstack-protector-all],[HARDENED_CXXFLAGS="$HARDENED_CXXFLAGS -fstack-protector-all"]) - AX_CHECK_COMPILE_FLAG([-fPIE],[HARDENED_CXXFLAGS="$HARDENED_CXXFLAGS -fPIE"]) AX_CHECK_PREPROC_FLAG([-D_FORTIFY_SOURCE=2],[ AX_CHECK_PREPROC_FLAG([-U_FORTIFY_SOURCE],[ @@ -360,7 +367,8 @@ if test x$use_hardening != xno; then AX_CHECK_LINK_FLAG([[-Wl,-z,now]], [HARDENED_LDFLAGS="$HARDENED_LDFLAGS -Wl,-z,now"]) if test x$TARGET_OS != xwindows; then - # -pie will link successfully with MinGW, but it's unsupported and leads to undeterministic binaries + # All windows code is PIC, forcing it on just adds useless compile warnings + AX_CHECK_COMPILE_FLAG([-fPIE],[HARDENED_CXXFLAGS="$HARDENED_CXXFLAGS -fPIE"]) AX_CHECK_LINK_FLAG([[-pie]], [HARDENED_LDFLAGS="$HARDENED_LDFLAGS -pie"]) fi @@ -375,7 +383,7 @@ if test x$TARGET_OS = xdarwin; then AX_CHECK_LINK_FLAG([[-Wl,-dead_strip]], [LDFLAGS="$LDFLAGS -Wl,-dead_strip"]) fi -AC_CHECK_HEADERS([endian.h stdio.h stdlib.h unistd.h strings.h sys/types.h sys/stat.h sys/select.h]) +AC_CHECK_HEADERS([endian.h stdio.h stdlib.h unistd.h strings.h sys/types.h sys/stat.h sys/select.h sys/prctl.h]) AC_SEARCH_LIBS([getaddrinfo_a], [anl], [AC_DEFINE(HAVE_GETADDRINFO_A, 1, [Define this symbol if you have getaddrinfo_a])]) AC_SEARCH_LIBS([inet_pton], [nsl resolv], [AC_DEFINE(HAVE_INET_PTON, 1, [Define this symbol if you have inet_pton])]) @@ -394,6 +402,36 @@ AC_TRY_COMPILE([#include <sys/socket.h>], AC_SEARCH_LIBS([clock_gettime],[rt]) +AC_MSG_CHECKING([for visibility attribute]) +AC_LINK_IFELSE([AC_LANG_SOURCE([ + int foo_def( void ) __attribute__((visibility("default"))); + int main(){} + ])], + [ + AC_DEFINE(HAVE_VISIBILITY_ATTRIBUTE,1,[Define if the visibility attribute is supported.]) + AC_MSG_RESULT(yes) + ], + [ + AC_MSG_RESULT(no) + if test x$use_reduce_exports = xyes; then + AC_MSG_ERROR([Cannot find a working visibility attribute. Use --disable-reduced-exports.]) + fi + AC_MSG_WARN([Cannot find a working visibility attribute. Disabling reduced exports.]) + use_reduce_exports=no + ] +) + +if test x$use_reduce_exports != xno; then + AX_CHECK_COMPILE_FLAG([-fvisibility=hidden],[RE_CXXFLAGS="-fvisibility=hidden"], + [ + if test x$use_reduce_exports = xyes; then + AC_MSG_ERROR([Cannot set default symbol visibility. Use --disable-reduced-exports.]) + fi + AC_MSG_WARN([Cannot set default symbol visibility. Disabling reduced exports.]) + use_reduce_exports=no + ]) +fi + LEVELDB_CPPFLAGS= LIBLEVELDB= LIBMEMENV= @@ -424,6 +462,40 @@ AX_BOOST_PROGRAM_OPTIONS AX_BOOST_THREAD AX_BOOST_CHRONO + +if test x$use_reduce_exports != xno; then + AC_MSG_CHECKING([for working boost reduced exports]) + TEMP_CPPFLAGS="$CPPFLAGS" + CPPFLAGS="$BOOST_CPPFLAGS $CPPFLAGS" + AC_PREPROC_IFELSE([AC_LANG_PROGRAM([[ + @%:@include <boost/version.hpp> + ]], [[ + #if BOOST_VERSION >= 104900 + // Everything is okay + #else + # error Boost version is too old + #endif + ]])],[ + AC_MSG_RESULT(yes) + ],[: + if test x$use_reduce_exports = xauto; then + use_reduce_exports=no + else + if test x$use_reduce_exports = xyes; then + AC_MSG_ERROR([boost versions < 1.49 are known to be broken with reduced exports. Use --disable-reduced-exports.]) + fi + fi + AC_MSG_RESULT(no) + AC_MSG_WARN([boost versions < 1.49 are known to have symbol visibility issues. Disabling reduced exports.]) + ]) + CPPFLAGS="$TEMP_CPPFLAGS" +fi + +if test x$use_reduce_exports != xno; then + CXXFLAGS="$CXXFLAGS $RE_CXXFLAGS" + AX_CHECK_LINK_FLAG([[-Wl,--exclude-libs,ALL]], [RELDFLAGS="-Wl,--exclude-libs,ALL"]) +fi + if test x$use_tests = xyes; then if test x$HEXDUMP = x; then @@ -453,7 +525,6 @@ if test x$use_tests = xyes; then fi BOOST_LIBS="$BOOST_LDFLAGS $BOOST_SYSTEM_LIB $BOOST_FILESYSTEM_LIB $BOOST_PROGRAM_OPTIONS_LIB $BOOST_THREAD_LIB" -BOOST_INCLUDES="$BOOST_CPPFLAGS" dnl Boost >= 1.50 uses sleep_for rather than the now-deprecated sleep, however dnl it was broken from 1.50 to 1.52 when backed by nanosleep. Use sleep_for if @@ -509,15 +580,15 @@ if test x$boost_sleep != xyes; then AC_MSG_ERROR(No working boost sleep implementation found. If on ubuntu 13.10 with libboost1.54-all-dev remove libboost.1.54-all-dev and use libboost1.53-all-dev) fi -AC_ARG_WITH([cli], - [AS_HELP_STRING([--with-cli], - [with CLI (default is yes)])], - [build_bitcoin_cli=$withval], - [build_bitcoin_cli=yes]) +AC_ARG_WITH([utils], + [AS_HELP_STRING([--with-utils], + [build bitcoin-cli bitcoin-tx (default=yes)])], + [build_bitcoin_utils=$withval], + [build_bitcoin_utils=yes]) AC_ARG_WITH([daemon], [AS_HELP_STRING([--with-daemon], - [with daemon (default is yes)])], + [build bitcoind daemon (default=yes)])], [build_bitcoind=$withval], [build_bitcoind=yes]) @@ -533,8 +604,8 @@ if test x$use_pkgconfig = xyes; then m4_ifdef( [PKG_CHECK_MODULES], [ - PKG_CHECK_MODULES([SSL], [libssl], [INCLUDES="$INCLUDES $SSL_CFLAGS"; LIBS="$LIBS $SSL_LIBS"], [AC_MSG_ERROR(openssl not found.)]) - PKG_CHECK_MODULES([CRYPTO], [libcrypto], [INCLUDES="$INCLUDES $CRYPTO_CFLAGS"; LIBS="$LIBS $CRYPTO_LIBS"], [AC_MSG_ERROR(libcrypto not found.)]) + PKG_CHECK_MODULES([SSL], [libssl],, [AC_MSG_ERROR(openssl not found.)]) + PKG_CHECK_MODULES([CRYPTO], [libcrypto],,[AC_MSG_ERROR(libcrypto not found.)]) BITCOIN_QT_CHECK([PKG_CHECK_MODULES([PROTOBUF], [protobuf], [have_protobuf=yes], [BITCOIN_QT_FAIL(libprotobuf not found)])]) if test x$use_qr != xno; then BITCOIN_QT_CHECK([PKG_CHECK_MODULES([QR], [libqrencode], [have_qrencode=yes], [have_qrencode=no])]) @@ -543,10 +614,10 @@ if test x$use_pkgconfig = xyes; then ) else AC_CHECK_HEADER([openssl/crypto.h],,AC_MSG_ERROR(libcrypto headers missing)) - AC_CHECK_LIB([crypto], [main],, AC_MSG_ERROR(libcrypto missing)) + AC_CHECK_LIB([crypto], [main],CRYPTO_LIBS=-lcrypto, AC_MSG_ERROR(libcrypto missing)) AC_CHECK_HEADER([openssl/ssl.h],, AC_MSG_ERROR(libssl headers missing),) - AC_CHECK_LIB([ssl], [main],, AC_MSG_ERROR(libssl missing)) + AC_CHECK_LIB([ssl], [main],SSL_LIBS=-lssl, AC_MSG_ERROR(libssl missing)) BITCOIN_QT_CHECK(AC_CHECK_LIB([protobuf] ,[main],,BITCOIN_QT_FAIL(libprotobuf not found))) if test x$use_qr != xno; then @@ -561,9 +632,9 @@ AC_MSG_CHECKING([whether to build bitcoind]) AM_CONDITIONAL([BUILD_BITCOIND], [test x$build_bitcoind = xyes]) AC_MSG_RESULT($build_bitcoind) -AC_MSG_CHECKING([whether to build bitcoin-cli]) -AM_CONDITIONAL([BUILD_BITCOIN_CLI], [test x$build_bitcoin_cli = xyes]) -AC_MSG_RESULT($build_bitcoin_cli) +AC_MSG_CHECKING([whether to build utils (bitcoin-cli bitcoin-tx)]) +AM_CONDITIONAL([BUILD_BITCOIN_UTILS], [test x$build_bitcoin_utils = xyes]) +AC_MSG_RESULT($build_bitcoin_utils) dnl sets $bitcoin_enable_qt, $bitcoin_enable_qt_test, $bitcoin_enable_qt_dbus BITCOIN_QT_CONFIGURE([$use_pkgconfig], [qt4]) @@ -671,8 +742,15 @@ else AC_MSG_RESULT([no]) fi -if test "x$use_tests$build_bitcoind$use_qt" = "xnonono"; then - AC_MSG_ERROR([No targets! Please specify at least one of: --enable-cli --enable-daemon --enable-gui or --enable-tests]) +AC_MSG_CHECKING([whether to reduce exports]) +if test x$use_reduce_exports != xno; then + AC_MSG_RESULT([yes]) +else + AC_MSG_RESULT([no]) +fi + +if test x$build_bitcoin_utils$build_bitcoind$bitcoin_enable_qt$use_tests = xnononono; then + AC_MSG_ERROR([No targets! Please specify at least one of: --with-utils --with-daemon --with-gui or --enable-tests]) fi AM_CONDITIONAL([TARGET_DARWIN], [test x$TARGET_OS = xdarwin]) @@ -703,10 +781,10 @@ AC_SUBST(CLIENT_VERSION_IS_RELEASE, _CLIENT_VERSION_IS_RELEASE) AC_SUBST(COPYRIGHT_YEAR, _COPYRIGHT_YEAR) +AC_SUBST(RELDFLAGS) AC_SUBST(LIBTOOL_LDFLAGS) AC_SUBST(USE_UPNP) AC_SUBST(USE_QRCODE) -AC_SUBST(INCLUDES) AC_SUBST(BOOST_LIBS) AC_SUBST(TESTDEFS) AC_SUBST(LEVELDB_TARGET_FLAGS) @@ -717,3 +795,14 @@ AC_CONFIG_FILES([Makefile src/Makefile share/setup.nsi share/qt/Info.plist]) AC_CONFIG_FILES([qa/pull-tester/run-bitcoind-for-test.sh],[chmod +x qa/pull-tester/run-bitcoind-for-test.sh]) AC_CONFIG_FILES([qa/pull-tester/build-tests.sh],[chmod +x qa/pull-tester/build-tests.sh]) AC_OUTPUT + +dnl Taken from https://wiki.debian.org/RpathIssue +case $host in + *-*-linux-gnu) + AC_MSG_RESULT([Fixing libtool for -rpath problems.]) + sed < libtool > libtool-2 \ + 's/^hardcode_libdir_flag_spec.*$'/'hardcode_libdir_flag_spec=" -D__LIBTOOL_IS_A_FOOL__ "/' + mv libtool-2 libtool + chmod 755 libtool + ;; +esac |