diff options
Diffstat (limited to 'm4/pdns_enable_sanitizers.m4')
| -rw-r--r-- | m4/pdns_enable_sanitizers.m4 | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/m4/pdns_enable_sanitizers.m4 b/m4/pdns_enable_sanitizers.m4 new file mode 100644 index 0000000..6773e1a --- /dev/null +++ b/m4/pdns_enable_sanitizers.m4 @@ -0,0 +1,167 @@ +AC_DEFUN([PDNS_ENABLE_SANITIZERS], [ + PDNS_ENABLE_ASAN + PDNS_ENABLE_MSAN + PDNS_ENABLE_TSAN + PDNS_ENABLE_LSAN + PDNS_ENABLE_UBSAN + + AS_IF([test "x$enable_asan" != "xno" -a "x$enable_tsan" != "xno"],[ + AC_MSG_ERROR([Address Sanitizer is not compatible with Thread Sanitizer]) + ]) + + AS_IF([test "x$enable_msan" != "xno" -a "x$enable_asan" != "xno"],[ + AC_MSG_ERROR([Memory Sanitizer is not compatible with Address Sanitizer]) + ]) + + AS_IF([test "x$enable_msan" != "xno" -a "x$enable_lsan" != "xno"],[ + AC_MSG_ERROR([Memory Sanitizer is not compatible with Leak Sanitizer]) + ]) + + AS_IF([test "x$enable_msan" != "xno" -a "x$enable_tsan" != "xno"],[ + AC_MSG_ERROR([Memory Sanitizer is not compatible with Thread Sanitizer]) + ]) + + AS_IF([test "x$enable_asan" != "xno" -o "x$enable_tsan" != "xno" -o "x$enable_lsan" != "xno" -o "x$enable_ubsan" != "xno" -o "x$enable_msan" != "xno"], [ + gl_WARN_ADD([-fno-omit-frame-pointer]) + ]) +]) + +AC_DEFUN([PDNS_ENABLE_ASAN], [ + AC_REQUIRE([gl_UNKNOWN_WARNINGS_ARE_ERRORS]) + AC_MSG_CHECKING([whether to enable AddressSanitizer]) + AC_ARG_ENABLE([asan], + AS_HELP_STRING([--enable-asan], + [enable AddressSanitizer @<:@default=no@:>@]), + [enable_asan=$enableval], + [enable_asan=no] + ) + AC_MSG_RESULT([$enable_asan]) + + AS_IF([test "x$enable_asan" != "xno"], [ + gl_COMPILER_OPTION_IF([-fsanitize=address], + [ + [SANITIZER_FLAGS="-fsanitize=address $SANITIZER_FLAGS"] + AC_CHECK_HEADERS([sanitizer/common_interface_defs.h], asan_headers=yes, asan_headers=no) + AS_IF([test x"$asan_headers" = "xyes" ], + [AC_CHECK_DECL(__sanitizer_start_switch_fiber, + [ + AC_MSG_CHECKING([for the exact signature of __sanitizer_finish_switch_fiber]) + AC_COMPILE_IFELSE([ + AC_LANG_PROGRAM( + [#include <sanitizer/common_interface_defs.h>], + [ + __sanitizer_finish_switch_fiber(nullptr); + ]) + ], [ + AC_MSG_RESULT([a single pointer]) + AC_DEFINE([HAVE_FIBER_SANITIZER], [1], [Define if ASAN fiber annotation interface is available.]) + AC_DEFINE(HAVE_SANITIZER_FINISH_SWITCH_FIBER_SINGLE_PTR, [1], [Define to 1 if __sanitizer_finish_switch_fiber takes only a pointer]) + ], [ + AC_COMPILE_IFELSE([ + AC_LANG_PROGRAM( + [#include <sanitizer/common_interface_defs.h>], + [ + __sanitizer_finish_switch_fiber(nullptr, nullptr, nullptr); + ]) + ], [ + AC_MSG_RESULT([three pointers]) + AC_DEFINE([HAVE_FIBER_SANITIZER], [1], [Define if ASAN fiber annotation interface is available.]) + AC_DEFINE(HAVE_SANITIZER_FINISH_SWITCH_FIBER_THREE_PTRS, [1], [Define to 1 if __sanitizer_finish_switch_fiber takes three pointers]) + ], [ + AC_MSG_RESULT([unknown]) + AC_MSG_NOTICE([ASAN fiber switching is not available due to an unknown API version]) + ]) + ]) + ], [ + AC_MSG_NOTICE([ASAN fiber switching is not available]) + ], + [#include <sanitizer/common_interface_defs.h>] + )] + ) + ], + [AC_MSG_ERROR([Cannot enable AddressSanitizer])] + ) + ]) + AC_SUBST([SANITIZER_FLAGS]) +]) + +AC_DEFUN([PDNS_ENABLE_TSAN], [ + AC_REQUIRE([gl_UNKNOWN_WARNINGS_ARE_ERRORS]) + AC_MSG_CHECKING([whether to enable ThreadSanitizer]) + AC_ARG_ENABLE([tsan], + AS_HELP_STRING([--enable-tsan], + [enable ThreadSanitizer @<:@default=no@:>@]), + [enable_tsan=$enableval], + [enable_tsan=no] + ) + AC_MSG_RESULT([$enable_tsan]) + + AS_IF([test "x$enable_tsan" != "xno"], [ + gl_COMPILER_OPTION_IF([-fsanitize=thread], + [SANITIZER_FLAGS="-fsanitize=thread $SANITIZER_FLAGS"], + [AC_MSG_ERROR([Cannot enable ThreadSanitizer])] + ) + ]) + AC_SUBST([SANITIZER_FLAGS]) +]) + +AC_DEFUN([PDNS_ENABLE_LSAN], [ + AC_REQUIRE([gl_UNKNOWN_WARNINGS_ARE_ERRORS]) + AC_MSG_CHECKING([whether to enable LeakSanitizer]) + AC_ARG_ENABLE([lsan], + AS_HELP_STRING([--enable-lsan], + [enable LeakSanitizer @<:@default=no@:>@]), + [enable_lsan=$enableval], + [enable_lsan=no] + ) + AC_MSG_RESULT([$enable_lsan]) + + AS_IF([test "x$enable_lsan" != "xno"], [ + gl_COMPILER_OPTION_IF([-fsanitize=leak], + [SANITIZER_FLAGS="-fsanitize=leak $SANITIZER_FLAGS"], + [AC_MSG_ERROR([Cannot enable LeakSanitizer])] + ) + ]) + AC_SUBST([SANITIZER_FLAGS]) +]) + +AC_DEFUN([PDNS_ENABLE_UBSAN], [ + AC_REQUIRE([gl_UNKNOWN_WARNINGS_ARE_ERRORS]) + AC_MSG_CHECKING([whether to enable Undefined Behaviour Sanitizer]) + AC_ARG_ENABLE([ubsan], + AS_HELP_STRING([--enable-ubsan], + [enable Undefined Behaviour Sanitizer @<:@default=no@:>@]), + [enable_ubsan=$enableval], + [enable_ubsan=no] + ) + AC_MSG_RESULT([$enable_ubsan]) + + AS_IF([test "x$enable_ubsan" != "xno"], [ + gl_COMPILER_OPTION_IF([-fsanitize=undefined], + [SANITIZER_FLAGS="-fsanitize=undefined $SANITIZER_FLAGS"], + [AC_MSG_ERROR([Cannot enable Undefined Behaviour Sanitizer])] + ) + ]) + AC_SUBST([SANITIZER_FLAGS]) +]) + +AC_DEFUN([PDNS_ENABLE_MSAN], [ + AC_REQUIRE([gl_UNKNOWN_WARNINGS_ARE_ERRORS]) + AC_MSG_CHECKING([whether to enable MemorySanitizer]) + AC_ARG_ENABLE([msan], + AS_HELP_STRING([--enable-msan], + [enable MemorySanitizer @<:@default=no@:>@]), + [enable_msan=$enableval], + [enable_msan=no] + ) + AC_MSG_RESULT([$enable_msan]) + + AS_IF([test "x$enable_msan" != "xno"], [ + gl_COMPILER_OPTION_IF([-fsanitize=memory], + [SANITIZER_FLAGS="-fsanitize=memory $SANITIZER_FLAGS"], + [AC_MSG_ERROR([Cannot enable MemorySanitizer])] + ) + ]) + AC_SUBST([SANITIZER_FLAGS]) +]) + |