LT_VERSION=folly_version_str:0
AC_SUBST([LT_VERSION])
+#declare pkg-config variables
+PKG_VERSION=m4_join([.], m4_reverse(m4_translit(folly_version_str, [:], [,])))
+AC_SUBST([PKG_VERSION])
+AC_SUBST([PKG_CXXFLAGS])
+AC_SUBST([PKG_DEPS])
+AC_SUBST([PKG_LIBS])
+
AC_CONFIG_SRCDIR([Likely.h])
AC_CONFIG_HEADERS([config.h])
AX_PREFIX_CONFIG_H([folly-config.h], [folly], [config.h])
# Checks for programs.
AC_PROG_CXX
AC_PROG_CC
-AC_CXX_COMPILE_STDCXX_0X
+
+AC_CXX_COMPILE_STDCXX_1Y
# Be sure to add any -std option to CXXFLAGS before we invoke any
# AC_COMPILE_IFELSE() or similar macros. Any such macros that are invoked
# before we update CXXFLAGS will not be run with the same options that we use
# during the real build.
STD=""
-if test "x$ac_cv_cxx_compile_cxx0x_cxx" = xyes; then
- STD="-std=c++0x"
+if test "x$ac_cv_cxx_compile_cxx1y_cxx" = xyes; then
+ STD="-std=c++1y"
fi
-if test "x$ac_cv_cxx_compile_cxx0x_gxx" = xyes; then
- STD="-std=gnu++0x"
+if test "x$ac_cv_cxx_compile_cxx1y_gxx" = xyes; then
+ STD="-std=gnu++1y"
fi
CXXFLAGS="$STD $CXXFLAGS"
+# expose required -std option via pkg-config
+PKG_CXXFLAGS=$STD
+
+# See if -Wshadow-local and -Wshadow-compatible-local are supported
+AC_MSG_CHECKING(
+ [whether -Wshadow-local and -Wshadow-compatible-local are supported])
+AC_CACHE_VAL([folly_cv_cxx_shadow_local_support], [
+ folly_save_CXXFLAGS="$CXXFLAGS"
+ CXXFLAGS="$CXXFLAGS -Wshadow-local -Wshadow-compatible-local"
+ AC_COMPILE_IFELSE(
+ [AC_LANG_PROGRAM([[]], [[]])],
+ [folly_cv_cxx_shadow_local_support=yes],
+ [folly_cv_cxx_shadow_local_support=no])
+ CXXFLAGS="$folly_save_CXXFLAGS"])
+AC_MSG_RESULT([$folly_cv_cxx_shadow_local_support])
+if test "$folly_cv_cxx_shadow_local_support" = yes; then
+ AC_DEFINE([HAVE_SHADOW_LOCAL_WARNINGS], [1],
+ [Define if both -Wshadow-local and -Wshadow-compatible-local are supported.])
+fi
+
# Checks for glog and gflags
# There are no symbols with C linkage, so we do a try-run
AC_HAVE_LIBRARY([gflags],[],[AC_MSG_ERROR(
if test "$folly_cv_prog_cc_gflags" != "yes"; then
AC_MSG_ERROR(["libgflags invalid, see config.log for details"])
fi
+FB_CHECK_PKG_CONFIG([GFLAGS], [libgflags])
AC_HAVE_LIBRARY([glog],[],[AC_MSG_ERROR(
[Please install google-glog library])])
if test "$folly_cv_prog_cc_glog" != "yes"; then
AC_MSG_ERROR(["libglog invalid, see config.log for details"])
fi
+FB_CHECK_PKG_CONFIG([GLOG], [libglog])
-AC_CHECK_LIB(ssl,
- SSL_ctrl,
- [],
+AX_CHECK_OPENSSL([],
[AC_MSG_ERROR(["Error: libssl required"])])
+FB_CHECK_PKG_CONFIG([OPENSSL], [openssl])
# check for boost libs
AX_BOOST_BASE([1.51.0], [], [AC_MSG_ERROR(
[Please install double-conversion library])])
AC_CHECK_LIB([event], [event_set], [], [AC_MSG_ERROR([Unable to find libevent])])
+FB_CHECK_PKG_CONFIG([EVENT], [libevent])
AC_CHECK_LIB([jemalloc], [xallocx])
AC_TYPE_SIZE_T
AC_HEADER_TIME
AC_C_VOLATILE
-AC_CHECK_TYPE([__int128], AC_DEFINE([HAVE_INT128_T], [1], [Define if we have __int128]))
+AC_CHECK_TYPE([__int128], [folly_cv_prog_cc_int128=yes],
+ [folly_cv_prog_cc_int128=no])
+if test "$folly_cv_prog_cc_int128" = "yes"; then
+ AC_DEFINE([HAVE_INT128_T], [1], [Define if we have __int128])
+ AC_CACHE_CHECK(
+ [for __int128 type traits],
+ [folly_cv_prog_cc_int128traits],
+ [AC_COMPILE_IFELSE(
+ [AC_LANG_SOURCE([[
+#include <type_traits>
+static_assert(
+ ::std::is_same<::std::make_signed<unsigned __int128>::type, __int128>::value,
+ "signed form of \`unsigned __uint128\` must be \`__int128\`.");
+ ]])],
+ [folly_cv_prog_cc_int128traits=yes],
+ [folly_cv_prog_cc_int128traits=no])
+ ])
+ if test "$folly_cv_prog_cc_int128traits" = "no"; then
+ AC_DEFINE([SUPPLY_MISSING_INT128_TRAITS], [1], [Define if we need the standard integer traits defined for the type `__int128'.])
+ fi
+fi
+
AC_CHECK_TYPES([ptrdiff_t, pthread_spinlock_t])
AC_CACHE_CHECK(
[Define to 1 if the linker supports weak symbols.])
fi
+
+# Figure out if we support wchar well
+AC_CACHE_CHECK(
+ [for wchar support],
+ [folly_cv_prog_cc_wchar_support],
+ [AC_RUN_IFELSE(
+ [AC_LANG_SOURCE[
+ #include <cstddef>
+ #include <cwchar>
+
+ int main(int argc, char** argv) {
+ return wcstol(L"01", nullptr, 10) == 1 ? 0 : 1;
+ }
+ ]],
+ [folly_cv_prog_cc_wchar_support=yes],
+ [folly_cv_prog_cc_wchar_support=no])])
+
+if test "$folly_cv_prog_cc_wchar_support" = "yes"; then
+ AC_DEFINE([HAVE_WCHAR_SUPPORT], [1], [Define to 1 if the libc supports wchar well])
+fi
+
# Figure out whether the architecture supports unaligned accesses
AC_CACHE_CHECK(
[for unaligned access support],
malloc_size \
malloc_usable_size \
memrchr \
- pipe2])
+ pipe2 \
+ preadv \
+ pwritev \
+ ])
AC_CHECK_HEADER([lz4.h], AC_CHECK_LIB([lz4], [LZ4_decompress_safe]))
AC_CHECK_HEADER([snappy.h], AC_CHECK_LIB([snappy], [main]))
AC_CHECK_HEADER([zlib.h], AC_CHECK_LIB([z], [main]))
AC_CHECK_HEADER([lzma.h], AC_CHECK_LIB([lzma], [main]))
-AC_CHECK_HEADER([zstd.h], AC_CHECK_LIB([zstd], [main]))
+AC_CHECK_HEADER([zstd.h], AC_CHECK_LIB([zstd], [ZSTD_compressStream]))
+AC_CHECK_HEADER([linux/membarrier.h], AC_DEFINE([HAVE_LINUX_MEMBARRIER_H], [1], [Define to 1 if membarrier.h is available]))
AC_ARG_ENABLE([follytestmain],
AS_HELP_STRING([--enable-follytestmain], [enables using main function from folly for tests]),
[follytestmain=${enableval}], [follytestmain=no])
use_follytestmain=yes
+# libdwarf used to install in /usr/include, now installs in /usr/include/libdwarf.
+AC_CHECK_HEADERS([libdwarf/dwarf.h dwarf.h], [break])
+# Check whether we have both the library and the header
+have_libdwarf=no
+AS_IF([test "x${ac_cv_header_libdwarf_dwarf_h}" = xyes], [have_libdwarf=yes])
+AS_IF([test "x${ac_cv_header_dwarf_h}" = xyes], [have_libdwarf=yes])
if test "x${follytestmain}" = "xyes"; then
- AC_CHECK_HEADERS([libdwarf.h dwarf.h],, AC_MSG_ERROR([Please install libdwarf development package]))
- AC_CHECK_HEADERS([libelf.h elf.h],, AC_MSG_ERROR([Please install libelf development package]))
- AC_CHECK_HEADERS([libunwind.h],, AC_MSG_ERROR([Please install libinwind development package]))
+ AS_IF([test "x${have_libdwarf}" = xno], [AC_MSG_ERROR([Please install libdwarf development library and headers])])
+ AC_CHECK_HEADERS([elf.h],, AC_MSG_ERROR([Please install libelf development package]))
+ AC_CHECK_HEADERS([libunwind.h],, AC_MSG_ERROR([Please install libunwind development package]))
else
- AC_CHECK_HEADERS([libdwarf.h dwarf.h],, [use_follytestmain=no])
- AC_CHECK_HEADERS([libelf.h elf.h],, [use_follytestmain=no])
+ AS_IF([test "x${have_libdwarf}" = xno],, [use_follytestmain=no])
+ AC_CHECK_HEADERS([elf.h],, [use_follytestmain=no])
AC_CHECK_HEADERS([libunwind.h],, [use_follytestmain=no])
fi
AM_LDFLAGS="$AM_LDFLAGS $BOOST_SYSTEM_LIB $BOOST_REGEX_LIB -lpthread"
AM_LDFLAGS="$AM_LDFLAGS $BOOST_CHRONO_LIB"
+AM_LDFLAGS="$AM_LDFLAGS $OPENSSL_LDFLAGS $OPENSSL_LIBS"
+
AC_SUBST([AM_CPPFLAGS])
AC_SUBST([AM_LDFLAGS])
AM_CONDITIONAL([HAVE_EXTRANDOM_SFMT19937],
[test "$folly_cv_prog_cc_have_extrandom_sfmt19937" = "yes"])
AM_CONDITIONAL([FOLLY_TESTMAIN], [test "x${use_follytestmain}" = "xyes"])
+AM_CONDITIONAL([HAVE_BOOST_CONTEXT], [test "x${ax_cv_boost_context}" = "xyes"])
+
+# remove pkg-config deps from dependent libraries
+# (at least for pkg-config file purposes)
+FB_FILTER_PKG_LIBS([$AM_LDFLAGS $LIBS])
# Output
AC_CONFIG_FILES([Makefile
+ libfolly.pc
test/Makefile
test/function_benchmark/Makefile
experimental/Makefile