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 "$folly_cv_cxx_shadow_local_support" = yes; then
+ AC_DEFINE([HAVE_SHADOW_LOCAL_WARNINGS], [1],
+ [Define if both -Wshadow-local and -Wshadow-compatible-local are supported.])
+fi
+
# Checks for glog and gflags
# There are no symbols with C linkage, so we do a try-run
+AC_HAVE_LIBRARY([gflags],[],[AC_MSG_ERROR(
+ [Please install google-gflags library])])
+AC_CACHE_CHECK(
+ [for gflags viability],
+ [folly_cv_prog_cc_gflags],
+ [AC_RUN_IFELSE(
+ [AC_LANG_SOURCE[
+ #include <gflags/gflags.h>
+ DEFINE_bool(folly_truthy, true, "Sample truthy flag");
+ DEFINE_bool(folly_falsey, false, "Sample falsey flag");
+ int main(int argc, char** argv) {
+ return (FLAGS_folly_truthy && !FLAGS_folly_falsey) ? 0 : 1;
+ }
+ ]],
+ [folly_cv_prog_cc_gflags=yes],
+ [folly_cv_prog_cc_gflags=no]
+ )]
+)
+
+if test "$folly_cv_prog_cc_gflags" != "yes"; then
+ AC_MSG_ERROR(["gflags invalid, see config.log for details"])
+fi
+FB_CHECK_PKG_CONFIG([GFLAGS], [gflags])
+
AC_HAVE_LIBRARY([glog],[],[AC_MSG_ERROR(
[Please install google-glog library])])
AC_CACHE_CHECK(
if test "$folly_cv_prog_cc_glog" != "yes"; then
AC_MSG_ERROR(["libglog invalid, see config.log for details"])
fi
-
-AC_HAVE_LIBRARY([gflags],[],[AC_MSG_ERROR(
- [Please install google-gflags library])])
-AC_CACHE_CHECK(
- [for gflags viability],
- [folly_cv_prog_cc_gflags],
- [AC_RUN_IFELSE(
- [AC_LANG_SOURCE[
- #include <gflags/gflags.h>
- DEFINE_bool(folly_truthy, true, "Sample truthy flag");
- DEFINE_bool(folly_falsey, false, "Sample falsey flag");
- int main(int argc, char** argv) {
- return (FLAGS_folly_truthy && !FLAGS_folly_falsey) ? 0 : 1;
- }
- ]],
- [folly_cv_prog_cc_gflags=yes],
- [folly_cv_prog_cc_gflags=no]
- )]
+FB_CHECK_PKG_CONFIG([GLOG], [libglog])
+
+AS_IF(
+ [test "x$OPENSSL_INCLUDES" = "x"],
+ [
+ AX_CHECK_OPENSSL([], [AC_MSG_ERROR(["Error: libssl required"])])
+ ],
+ [
+ # AX_CHECK_OPENSSL doesn't seem to play nice with builds started
+ # via build/bootstrap-osx-homebrew.sh
+ AC_MSG_WARN(["Using existing OpenSSL flags from environment."])
+ PKG_CXXFLAGS="$PKG_CXXFLAGS $OPENSSL_INCLUDES"
+ ]
)
-
-if test "$folly_cv_prog_cc_gflags" != "yes"; then
- AC_MSG_ERROR(["libgflags invalid, see config.log for details"])
-fi
-
-AC_CHECK_LIB(ssl,
- SSL_ctrl,
- [],
- [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 boost >= 1.51.0 (context, thread, program_options, regex, and system)])])
+ [Please install boost >= 1.51.0 (context, thread, program_options, regex, system and chrono)])])
AX_BOOST_CONTEXT
AX_BOOST_PROGRAM_OPTIONS
AX_BOOST_THREAD
AX_BOOST_REGEX
AX_BOOST_SYSTEM
AX_BOOST_FILESYSTEM
+AX_BOOST_CHRONO
# Check for python interpreter
AM_PATH_PYTHON
# Checks for header files.
AC_HEADER_STDC
-AC_CHECK_HEADERS([fcntl.h features.h inttypes.h limits.h stdint.h stdlib.h string.h sys/time.h unistd.h mutex.h malloc.h byteswap.h bits/functexcept.h bits/c++config.h])
+AC_CHECK_HEADERS([features.h malloc.h bits/functexcept.h bits/c++config.h])
AC_CHECK_HEADER(double-conversion/double-conversion.h, [], [AC_MSG_ERROR(
[Couldn't find double-conversion.h, please download from \
[Please install double-conversion library])])
AC_CHECK_LIB([event], [event_set], [], [AC_MSG_ERROR([Unable to find libevent])])
-
-AC_CHECK_LIB([jemalloc], [xallocx])
+FB_CHECK_PKG_CONFIG([EVENT], [libevent])
+
+AC_ARG_WITH([jemalloc], [
+ --with-jemalloc Whether to make folly jemalloc aware
+],[
+ AC_CHECK_LIB([jemalloc], [xallocx],[
+ AC_DEFINE([USE_JEMALLOC], [1], [Enable jemalloc])
+ ],[
+ AC_MSG_ERROR([--with-jemalloc requested, but jemalloc not found])
+ ])
+])
# Checks for typedefs, structures, and compiler characteristics.
-AC_HEADER_STDBOOL
AC_C_CONST
AC_C_INLINE
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_TYPES([ptrdiff_t, pthread_spinlock_t])
+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([pthread_spinlock_t])
AC_CACHE_CHECK(
[for ifunc support],
[OVERRIDE], [$override_val],
[Define to "override" if the compiler supports C++11 "override"])
-AC_CACHE_CHECK(
- [for std::this_thread::sleep_for],
- [folly_cv_func_this_thread_sleep_for],
- [AC_COMPILE_IFELSE(
- [AC_LANG_SOURCE[
- #include <thread>
- #include <chrono>
- void func() { std::this_thread::sleep_for(std::chrono::seconds(1)); }]],
- [folly_cv_func_this_thread_sleep_for=yes],
- [folly_cv_func_this_thread_sleep_for=no])])
-
-if test "$folly_cv_func_this_thread_sleep_for" = yes; then
- AC_DEFINE([HAVE_STD__THIS_THREAD__SLEEP_FOR], [1],
- [Define to 1 if std::this_thread::sleep_for() is defined.])
-fi
-
-AC_CACHE_CHECK(
- [for constexpr strlen],
- [folly_cv_func_constexpr_strlen],
- [AC_COMPILE_IFELSE(
- [AC_LANG_SOURCE[
- #include <cstring>
- static constexpr int val = strlen("foo");]],
- [folly_cv_func_constexpr_strlen=yes],
- [folly_cv_func_constexpr_strlen=no])])
-
-if test "$folly_cv_func_constexpr_strlen" = yes; then
- AC_DEFINE([HAVE_CONSTEXPR_STRLEN], [1],
- [Define to 1 if strlen(3) is constexpr.])
-fi
-
AC_CACHE_CHECK(
[for libc++],
[folly_cv_lib_libcpp],
AC_DEFINE([USE_LIBCPP], [1], [Define to 1 if we are using libc++.])
fi
+AC_CACHE_CHECK(
+ [for c++11 atomic support without GNU Atomic library],
+ [folly_cv_lib_libatomic],
+ [AC_LINK_IFELSE(
+ [AC_LANG_SOURCE[
+ #include <atomic>
+ int main() {
+ struct Test { int val; };
+ std::atomic<Test> s;
+ s.is_lock_free();
+ }
+ ]],
+ [folly_cv_lib_libatomic=yes],
+ [folly_cv_lib_libatomic=no])])
+
+if test "$folly_cv_lib_libatomic" = no; then
+ AC_HAVE_LIBRARY([atomic],[],[AC_MSG_ERROR(
+ [Please install the GNU Atomic library])])
+fi
+
+AC_CACHE_CHECK(
+ [for liblinux-vdso support],
+ [folly_cv_lib_liblinux_vdso],
+ [AC_RUN_IFELSE(
+ [AC_LANG_PROGRAM[
+ #include <dlfcn.h>
+ int main() {
+ void *h = dlopen("linux-vdso.so.1", RTLD_LAZY | RTLD_LOCAL | RTLD_NOLOAD);
+ if (h == nullptr) {
+ return -1;
+ }
+ dlclose(h);
+ return 0;
+ }
+ ]],
+ [folly_cv_lib_liblinux_vdso=yes],
+ [folly_cv_lib_liblinux_vdso=no])])
+
+if test "$folly_cv_lib_liblinux_vdso" = yes; then
+ AC_DEFINE([HAVE_LINUX_VDSO], [1], [Define to 1 if liblinux-vdso is available])
+fi
+
+AC_DEFINE([HAVE_PTHREAD], [1], [Define to 1 if pthread is avaliable])
+
AC_CACHE_CHECK(
[for usable std::is_trivially_copyable],
[folly_cv_decl_std_is_trivially_copyable],
[Define to 1 if the linker supports weak symbols.])
fi
+
+# Figure out if we support wchar well
+AC_CACHE_CHECK(
+ [for wchar support],
+ [folly_cv_prog_cc_wchar_support],
+ [AC_RUN_IFELSE(
+ [AC_LANG_SOURCE[
+ #include <cstddef>
+ #include <cwchar>
+
+ int main(int argc, char** argv) {
+ return wcstol(L"01", nullptr, 10) == 1 ? 0 : 1;
+ }
+ ]],
+ [folly_cv_prog_cc_wchar_support=yes],
+ [folly_cv_prog_cc_wchar_support=no])])
+
+if test "$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],
+ [folly_cv_prog_cc_unaligned_access],
+ [AC_RUN_IFELSE(
+ [AC_LANG_SOURCE[
+ int main(int argc, char** argv) {
+ char buf[64] = {0};
+ unsigned long *ptr = (unsigned long *)(buf + 1);
+ *ptr = 0xdeadbeef;
+ return (*ptr & 0xff) == 0xef ? 0 : 1;
+ }
+ ]],
+ [folly_cv_prog_cc_unaligned_access=yes],
+ [folly_cv_prog_cc_unaligned_access=no])])
+
+if test "$folly_cv_prog_cc_unaligned_access" = "yes"; then
+ AC_DEFINE([HAVE_UNALIGNED_ACCESS], [1], [Define to 1 if the architecture allows unaligned accesses])
+fi
+
AC_CACHE_CHECK(
[for vsnprintf reporting bad format strings],
[folly_cv_prog_vsnprintf_bad_format],
otherwise define to 0])
# Checks for library functions.
-AC_CHECK_FUNCS([getdelim \
- gettimeofday \
- memmove \
- memset \
- pow \
- strerror \
- pthread_yield \
- malloc_size \
+AC_CHECK_FUNCS([malloc_size \
malloc_usable_size \
memrchr \
- pipe2])
-
-if test "$ac_cv_func_pthread_yield" = "no"; then
- AC_CHECK_HEADERS([sched.h])
- AC_CHECK_FUNCS([sched_yield])
-fi
+ 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], [ZSTD_compressStream]))
+AC_CHECK_HEADER([bzlib.h], AC_CHECK_LIB([bz2], [main]))
+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]),
+ [use_follytestmain=${enableval}], [use_follytestmain=yes])
+
+# libdwarf used to install in /usr/include, now installs in /usr/include/libdwarf.
+AC_CHECK_HEADERS([libdwarf/dwarf.h dwarf.h], [break])
+# Check whether we have both the library and the header
+have_libdwarf=no
+AS_IF([test "x${ac_cv_header_libdwarf_dwarf_h}" = xyes], [have_libdwarf=yes])
+AS_IF([test "x${ac_cv_header_dwarf_h}" = xyes], [have_libdwarf=yes])
+
+
+AC_ARG_ENABLE([mobile],
+ AS_HELP_STRING([--enable-mobile],
+ [enables using main function from folly for tests]),
+ [mobile=${enableval}], [mobile=no])
+AS_IF([test "x${mobile}" = "xyes"], [
+ AC_DEFINE([MOBILE], [1],
+ [Define to 1 for compiler guards for mobile targets.])
+])
+
+AC_ARG_ENABLE([exception-tracer],
+ AS_HELP_STRING([--enable-exception-tracer], [enables building exception tracer]),
+ [build_exception_tracer=${enableval}], [build_exception_tracer=no])
# Include directory that contains "folly" so #include <folly/Foo.h> works
AM_CPPFLAGS='-I$(top_srcdir)/..'
-AM_CPPFLAGS="$AM_CPPFLAGS $BOOST_CPPFLAGS"
+AM_CPPFLAGS="$AM_CPPFLAGS $BOOST_CPPFLAGS $OPENSSL_INCLUDES"
AM_LDFLAGS="$AM_LDFLAGS $BOOST_CONTEXT_LIB $BOOST_PROGRAM_OPTIONS_LIB"
AM_LDFLAGS="$AM_LDFLAGS $BOOST_THREAD_LIB $BOOST_FILESYSTEM_LIB"
AM_LDFLAGS="$AM_LDFLAGS $BOOST_SYSTEM_LIB $BOOST_REGEX_LIB -lpthread"
+AM_LDFLAGS="$AM_LDFLAGS $BOOST_CHRONO_LIB"
+
+AM_LDFLAGS="$AM_LDFLAGS $OPENSSL_LDFLAGS $OPENSSL_LIBS"
AC_SUBST([AM_CPPFLAGS])
AC_SUBST([AM_LDFLAGS])
AM_CONDITIONAL([HAVE_LINUX], [test "$build_os" == "linux-gnu"])
AM_CONDITIONAL([HAVE_WEAK_SYMBOLS],
[test "$folly_cv_prog_cc_weak_symbols" = "yes"])
-AM_CONDITIONAL([HAVE_BITS_FUNCTEXCEPT], [test "$ac_cv_header_bits_functexcept_h" = "yes"])
+AM_CONDITIONAL([HAVE_BITS_FUNCTEXCEPT_H], [test "$ac_cv_header_bits_functexcept_h" = "yes"])
AM_CONDITIONAL([HAVE_EXTRANDOM_SFMT19937],
[test "$folly_cv_prog_cc_have_extrandom_sfmt19937" = "yes"])
+AM_CONDITIONAL([FOLLY_TESTMAIN], [test "x${use_follytestmain}" = "xyes"])
+AM_CONDITIONAL([HAVE_LIBDWARF], [test "x${have_libdwarf}" = "xyes"])
+AM_CONDITIONAL([HAVE_BOOST_CONTEXT], [test "x${ax_cv_boost_context}" = "xyes"])
+AM_CONDITIONAL([EXCEPTION_TRACER], [test "x${build_exception_tracer}" = "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
+ io/test/Makefile
+ libfolly.pc
test/Makefile
- test/function_benchmark/Makefile])
+ test/function_benchmark/Makefile
+ experimental/Makefile
+ experimental/io/test/Makefile
+ experimental/symbolizer/Makefile
+ init/Makefile])
+
+AM_COND_IF([EXCEPTION_TRACER],
+ [AC_CONFIG_FILES([experimental/exception_tracer/Makefile])])
AC_OUTPUT