diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 123 |
1 files changed, 99 insertions, 24 deletions
diff --git a/configure.ac b/configure.ac index 91abe7e1e4..5b717d38f9 100644 --- a/configure.ac +++ b/configure.ac @@ -4,7 +4,7 @@ dnl Copyright (c) 2007-2017, The Tor Project, Inc. dnl See LICENSE for licensing information AC_PREREQ([2.63]) -AC_INIT([tor],[0.3.2.10-dev]) +AC_INIT([tor],[0.3.3.8-dev]) AC_CONFIG_SRCDIR([src/or/main.c]) AC_CONFIG_MACRO_DIR([m4]) @@ -59,6 +59,8 @@ AC_ARG_ENABLE(rust, AS_HELP_STRING(--enable-rust, [enable rust integration])) AC_ARG_ENABLE(cargo-online-mode, AS_HELP_STRING(--enable-cargo-online-mode, [Allow cargo to make network requests to fetch crates. For builds with rust only.])) +AC_ARG_ENABLE(restart-debugging, + AS_HELP_STRING(--enable-restart-debugging, [Build Tor with support for debugging in-process restart. Developers only.])) if test "x$enable_coverage" != "xyes" -a "x$enable_asserts_in_tests" = "xno" ; then AC_MSG_ERROR([Can't disable assertions outside of coverage build]) @@ -107,6 +109,10 @@ AC_ARG_ENABLE(systemd, * ) AC_MSG_ERROR(bad value for --enable-systemd) ;; esac], [systemd=auto]) +if test "$enable_restart_debugging" = "yes"; then + AC_DEFINE(ENABLE_RESTART_DEBUGGING, 1, + [Defined if we're building with support for in-process restart debugging.]) +fi # systemd support @@ -204,6 +210,20 @@ if test x$enable_event_tracing_debug = xyes; then AC_DEFINE([TOR_EVENT_TRACING_ENABLED], [1], [Compile the event tracing instrumentation]) fi +dnl Enable Android only features. +AC_ARG_ENABLE(android, + AS_HELP_STRING(--enable-android, [build with Android features enabled])) +AM_CONDITIONAL([USE_ANDROID], [test "x$enable_android" = "xyes"]) + +if test "x$enable_android" = "xyes"; then + AC_DEFINE([USE_ANDROID], [1], [Compile with Android specific features enabled]) + + dnl Check if the Android log library is available. + AC_CHECK_HEADERS([android/log.h]) + AC_SEARCH_LIBS(__android_log_write, [log]) + +fi + dnl check for the correct "ar" when cross-compiling. dnl (AM_PROG_AR was new in automake 1.11.2, which we do not yet require, dnl so kludge up a replacement for the case where it isn't there yet.) @@ -259,7 +279,7 @@ fi AM_CONDITIONAL(USEPYTHON, [test "x$PYTHON" != "x"]) dnl List all external rust crates we depend on here. Include the version -rust_crates="libc-0.2.22" +rust_crates="libc-0.2.39" AC_SUBST(rust_crates) ifdef([AC_C_FLEXIBLE_ARRAY_MEMBER], [ @@ -379,6 +399,7 @@ AH_BOTTOM([ AM_CONDITIONAL(BUILD_NT_SERVICES, test "x$bwin32" = "xtrue") +AM_CONDITIONAL(BUILD_LIBTORRUNNER, test "x$bwin32" != "xtrue") dnl Enable C99 when compiling with MIPSpro AC_MSG_CHECKING([for MIPSpro compiler]) @@ -421,22 +442,27 @@ if test "x$enable_rust" = "xyes"; then dnl When we're not allowed to touch the network, we need crate dependencies dnl locally available. AC_MSG_CHECKING([rust crate dependencies]) - AC_ARG_VAR([RUST_DEPENDENCIES], [path to directory with local crate mirror]) - if test "x$RUST_DEPENDENCIES" = "x"; then - RUST_DEPENDENCIES="$srcdir/src/ext/rust/" - NEED_MOD=1 + AC_ARG_VAR([TOR_RUST_DEPENDENCIES], [path to directory with local crate mirror]) + if test "x$TOR_RUST_DEPENDENCIES" = "x"; then + TOR_RUST_DEPENDENCIES="${srcdir}/src/ext/rust/crates" fi - if test ! -d "$RUST_DEPENDENCIES"; then - AC_MSG_ERROR([Rust dependency directory $RUST_DEPENDENCIES does not exist. Specify a dependency directory using the RUST_DEPENDENCIES variable or allow cargo to fetch crates using --enable-cargo-online-mode.]) + dnl Check whether the path exists before we try to cd into it. + if test ! -d "$TOR_RUST_DEPENDENCIES"; then + AC_MSG_ERROR([Rust dependency directory $TOR_RUST_DEPENDENCIES does not exist. Specify a dependency directory using the TOR_RUST_DEPENDENCIES variable or allow cargo to fetch crates using --enable-cargo-online-mode.]) + ERRORED=1 fi + dnl Make the path absolute, since we'll be using it from within a + dnl subdirectory. + TOR_RUST_DEPENDENCIES=$(cd "$TOR_RUST_DEPENDENCIES" ; pwd) + for dep in $rust_crates; do - if test ! -d "$RUST_DEPENDENCIES"/"$dep"; then - AC_MSG_ERROR([Failure to find rust dependency $RUST_DEPENDENCIES/$dep. Specify a dependency directory using the RUST_DEPENDENCIES variable or allow cargo to fetch crates using --enable-cargo-online-mode.]) + if test ! -d "$TOR_RUST_DEPENDENCIES"/"$dep"; then + AC_MSG_ERROR([Failure to find rust dependency $TOR_RUST_DEPENDENCIES/$dep. Specify a dependency directory using the TOR_RUST_DEPENDENCIES variable or allow cargo to fetch crates using --enable-cargo-online-mode.]) + ERRORED=1 fi done - if test "x$NEED_MOD" = "x1"; then - dnl When looking for dependencies from cargo, pick right directory - RUST_DEPENDENCIES="../../src/ext/rust" + if test "x$ERRORED" = "x"; then + AC_MSG_RESULT([yes]) fi fi @@ -452,17 +478,18 @@ if test "x$enable_rust" = "xyes"; then dnl For now both MSVC and MinGW rust libraries will output static libs with dnl the MSVC naming convention. if test "$bwin32" = "true"; then - TOR_RUST_UTIL_STATIC_NAME=tor_util.lib + TOR_RUST_STATIC_NAME=tor_rust.lib else - TOR_RUST_UTIL_STATIC_NAME=libtor_util.a + TOR_RUST_STATIC_NAME=libtor_rust.a fi - AC_SUBST(TOR_RUST_UTIL_STATIC_NAME) + AC_SUBST(TOR_RUST_STATIC_NAME) AC_SUBST(CARGO_ONLINE) AC_SUBST(RUST_DL) dnl Let's check the rustc version, too AC_MSG_CHECKING([rust version]) + RUSTC_VERSION=`$RUSTC --version` RUSTC_VERSION_MAJOR=`$RUSTC --version | cut -d ' ' -f 2 | cut -d '.' -f 1` RUSTC_VERSION_MINOR=`$RUSTC --version | cut -d ' ' -f 2 | cut -d '.' -f 2` if test "x$RUSTC_VERSION_MAJOR" = "x" -o "x$RUSTC_VERSION_MINOR" = "x"; then @@ -471,6 +498,7 @@ if test "x$enable_rust" = "xyes"; then if test "$RUSTC_VERSION_MAJOR" -lt 2 -a "$RUSTC_VERSION_MINOR" -lt 14; then AC_MSG_ERROR([rustc must be at least version 1.14]) fi + AC_MSG_RESULT([$RUSTC_VERSION]) fi AC_SUBST(TOR_RUST_EXTRA_LIBS) @@ -547,10 +575,37 @@ AC_CHECK_FUNCS( _vscprintf ) -# Apple messed up when they added two functions functions in Sierra: they +# Apple messed up when they added some functions: they # forgot to decorate them with appropriate AVAILABLE_MAC_OS_VERSION -# checks. So we should only probe for those functions if we are sure that we -# are not targetting OSX 10.11 or earlier. +# checks. + +# We should only probe for these functions if we are sure that we +# are not targeting OS X 10.9 or earlier. +AC_MSG_CHECKING([for a pre-Yosemite OS X build target]) +AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ +#ifdef __APPLE__ +# include <AvailabilityMacros.h> +# ifndef MAC_OS_X_VERSION_10_10 +# define MAC_OS_X_VERSION_10_10 101000 +# endif +# if defined(MAC_OS_X_VERSION_MIN_REQUIRED) +# if MAC_OS_X_VERSION_MIN_REQUIRED < MAC_OS_X_VERSION_10_10 +# error "Running on Mac OS X 10.9 or earlier" +# endif +# endif +#endif +]], [[]])], + [on_macos_pre_10_10=no ; AC_MSG_RESULT([no])], + [on_macos_pre_10_10=yes; AC_MSG_RESULT([yes])]) + +if test "$on_macos_pre_10_10" = "no"; then + AC_CHECK_FUNCS( + mach_approximate_time \ + ) +fi + +# We should only probe for these functions if we are sure that we +# are not targeting OSX 10.11 or earlier. AC_MSG_CHECKING([for a pre-Sierra OSX build target]) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #ifdef __APPLE__ @@ -746,7 +801,7 @@ TOR_SEARCH_LIBRARY(openssl, $tryssldir, [-lssl -lcrypto $TOR_LIB_GDI $TOR_LIB_WS [#include <openssl/ssl.h>], [struct ssl_method_st; const struct ssl_method_st *TLSv1_1_method(void);], [TLSv1_1_method();], [], - [/usr/local/opt/openssl /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/athena /opt/openssl]) + [/usr/local/opt/openssl /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /opt/openssl]) dnl XXXX check for OPENSSL_VERSION_NUMBER == SSLeay() @@ -1004,12 +1059,12 @@ if test "$fragile_hardening" = "yes"; then TOR_TRY_COMPILE_WITH_CFLAGS([-fsanitize=address], also_link, CFLAGS_ASAN="-fsanitize=address", true) if test "$tor_cv_cflags__fsanitize_address" = "yes" && test "$tor_can_link__fsanitize_address" != "yes"; then - AC_MSG_ERROR([The compiler supports -fsanitize=address, but for some reason I was not able to link when using it. Are you missing run-time support? With GCC you need libubsan.so, and with Clang you need libclang_rt.ubsan*]) + AC_MSG_ERROR([The compiler supports -fsanitize=address, but for some reason I was not able to link when using it. Are you missing run-time support? With GCC you need libubsan.*, and with Clang you need libclang_rt.ubsan*]) fi TOR_TRY_COMPILE_WITH_CFLAGS([-fsanitize=undefined], also_link, CFLAGS_UBSAN="-fsanitize=undefined", true) if test "$tor_cv_cflags__fsanitize_address" = "yes" && test "$tor_can_link__fsanitize_address" != "yes"; then - AC_MSG_ERROR([The compiler supports -fsanitize=undefined, but for some reason I was not able to link when using it. Are you missing run-time support? With GCC you need libasan.so, and with Clang you need libclang_rt.ubsan*]) + AC_MSG_ERROR([The compiler supports -fsanitize=undefined, but for some reason I was not able to link when using it. Are you missing run-time support? With GCC you need libasan.*, and with Clang you need libclang_rt.ubsan*]) fi TOR_CHECK_CFLAGS([-fno-omit-frame-pointer]) @@ -1250,6 +1305,7 @@ AC_CHECK_HEADERS([assert.h \ pwd.h \ readpassphrase.h \ stdint.h \ + stdatomic.h \ sys/eventfd.h \ sys/file.h \ sys/ioctl.h \ @@ -1503,6 +1559,26 @@ AC_CHECK_SIZEOF(socklen_t, , [AC_INCLUDES_DEFAULT() AC_CHECK_SIZEOF(cell_t) +# Let's see if stdatomic works. (There are some debian clangs that screw it +# up; see Tor bug #26779 and debian bug 903709.) +AC_CACHE_CHECK([whether C11 stdatomic.h actually works], + tor_cv_stdatomic_works, +[AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ +#include <stdatomic.h> +struct x { atomic_size_t y; }; +void try_atomic_init(struct x *xx) +{ + atomic_init(&xx->y, 99); + atomic_fetch_add(&xx->y, 1); +} +]])], [tor_cv_stdatomic_works=yes], [tor_cv_stdatomic_works=no])]) + +if test "$tor_cv_stdatomic_works" = "yes"; then + AC_DEFINE(STDATOMIC_WORKS, 1, [Set to 1 if we can compile a simple stdatomic example.]) +elif test "$ac_cv_header_stdatomic_h" = "yes"; then + AC_MSG_WARN([Your compiler provides the stdatomic.h header, but it doesn't seem to work. I'll pretend it isn't there. If you are using Clang on Debian, maybe this is because of https://bugs.debian.org/903709 ]) +fi + # Now make sure that NULL can be represented as zero bytes. AC_CACHE_CHECK([whether memset(0) sets pointers to NULL], tor_cv_null_is_zero, [AC_RUN_IFELSE([AC_LANG_SOURCE( @@ -2011,7 +2087,6 @@ if test "x$enable_gcc_warnings_advisory" != "xno"; then -Winvalid-source-encoding -Winvalid-token-paste -Wknr-promoted-parameter - -Wlanguage-extension-token -Wlarge-by-value-copy -Wliteral-conversion -Wliteral-range @@ -2037,7 +2112,7 @@ if test "x$enable_gcc_warnings_advisory" != "xno"; then -Wnon-literal-null-conversion -Wnon-pod-varargs -Wnonportable-cfstrings - -Wnormalized=id + -Wnormalized=nfkc -Wnull-arithmetic -Wnull-character -Wnull-conversion |