diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index 1b57361e02..f976cdd42d 100644 --- a/configure.ac +++ b/configure.ac @@ -1118,6 +1118,24 @@ if test "$fragile_hardening" = "yes"; then TOR_CHECK_CFLAGS([-fno-omit-frame-pointer]) fi +dnl Find the correct libraries to add in order to use the sanitizers. +dnl +dnl When building Rust, Cargo will run the linker with the -nodefaultlibs +dnl option, which will prevent the compiler from linking the sanitizer +dnl libraries it needs. We need to specify them manually. +dnl +dnl What's more, we need to specify them in a linker script rather than +dnl from build.rs: these options aren't allowed in the cargo:rustc-flags +dnl variable. +RUST_LINKER_OPTIONS="" +if test "x$CFLAGS_ASAN" != "x"; then + RUST_LINKER_OPTIONS="$RUST_LINKER_OPTIONS -static-libasan" +fi +if test "x$CFLAGS_UBSAN" != "x"; then + RUST_LINKER_OPTIONS="$RUST_LINKER_OPTIONS -static-libubsan" +fi +AC_SUBST(RUST_LINKER_OPTIONS) + CFLAGS_BUGTRAP="$CFLAGS_FTRAPV $CFLAGS_ASAN $CFLAGS_UBSAN" CFLAGS_CONSTTIME="$CFLAGS_FWRAPV" @@ -2267,6 +2285,8 @@ CPPFLAGS="$CPPFLAGS $TOR_CPPFLAGS_libevent $TOR_CPPFLAGS_openssl $TOR_CPPFLAGS_z AC_CONFIG_FILES([ Doxyfile Makefile + config.rust + link_rust.sh contrib/dist/suse/tor.sh contrib/operator-tools/tor.logrotate contrib/dist/tor.sh |