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[193.217.114.158]) by smtp.gmail.com with ESMTPSA id z25sm1264701lfh.283.2021.07.19.04.09.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 19 Jul 2021 04:09:58 -0700 (PDT) From: Krzysztof Kozlowski To: linux-nfc@lists.01.org Date: Mon, 19 Jul 2021 13:08:18 +0200 Message-Id: <20210719110819.27340-73-krzysztof.kozlowski@canonical.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20210719110819.27340-1-krzysztof.kozlowski@canonical.com> References: <20210719110819.27340-1-krzysztof.kozlowski@canonical.com> MIME-Version: 1.0 Message-ID-Hash: QOK3NF5BOLA4KFUUFUWQCQDYBVPISEV2 X-Message-ID-Hash: QOK3NF5BOLA4KFUUFUWQCQDYBVPISEV2 X-MailFrom: krzysztof.kozlowski@canonical.com X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; suspicious-header CC: Krzysztof Kozlowski X-Mailman-Version: 3.1.1 Precedence: list Subject: [linux-nfc] [neard][PATCH v2 72/73] build: add support for GCC sanitizers (asan, lsan and ubsan) List-Id: NFC on Linux Archived-At: List-Archive: List-Help: List-Post: List-Subscribe: List-Unsubscribe: Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Add support for GCC sanitizers: address (asan), leak (lsan) and undefined behavior (ubsan). These can be toggled in ./configure with --enable-asan, --enable-lsan and --enable-ubsan. The autoconf code for this derived from ell (mostly authored by Mat Martineau ): https://git.kernel.org/pub/scm/libs/ell/ell.git Signed-off-by: Krzysztof Kozlowski --- HACKING | 5 ++++- acinclude.m4 | 36 ++++++++++++++++++++++++++++++++++++ configure.ac | 45 +++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 85 insertions(+), 1 deletion(-) diff --git a/HACKING b/HACKING index 7326242506a6..40bde2fb3c8b 100644 --- a/HACKING +++ b/HACKING @@ -51,8 +51,11 @@ like this: # git clone git://git.kernel.org/pub/scm/network/.../neard.git # cd neard - Configure and build + Configure (choose only one) # ./bootstrap-configure + # ./bootstrap-configure --enable-asan --enable-lsan --enable-ubsan + + Build # make Check installation diff --git a/acinclude.m4 b/acinclude.m4 index a12b93972cfa..e9ad0d63cc8c 100644 --- a/acinclude.m4 +++ b/acinclude.m4 @@ -9,3 +9,39 @@ AC_DEFUN([NEARD_PROG_CC_PIE], [ rm -rf conftest* ]) ]) + +AC_DEFUN([NEARD_PROG_CC_ASAN], [ +AC_CACHE_CHECK([whether ${CC-cc} accepts -fsanitize=address], neard_cv_prog_cc_asan, [ + echo 'void f(){}' > conftest.c + if test -z "`${CC-cc} -fsanitize=address -c conftest.c 2>&1`"; then + neard_cv_prog_cc_asan=yes + else + neard_cv_prog_cc_asan=no + fi + rm -rf conftest* +]) +]) + +AC_DEFUN([NEARD_PROG_CC_LSAN], [ +AC_CACHE_CHECK([whether ${CC-cc} accepts -fsanitize=leak], neard_cv_prog_cc_lsan, [ + echo 'void f(){}' > conftest.c + if test -z "`${CC-cc} -fsanitize=leak -c conftest.c 2>&1`"; then + neard_cv_prog_cc_lsan=yes + else + neard_cv_prog_cc_lsan=no + fi + rm -rf conftest* +]) +]) + +AC_DEFUN([NEARD_PROG_CC_UBSAN], [ +AC_CACHE_CHECK([whether ${CC-cc} accepts -fsanitize=undefined], neard_cv_prog_cc_ubsan, [ + echo 'void f(){}' > conftest.c + if test -z "`${CC-cc} -fsanitize=undefined -c conftest.c 2>&1`"; then + neard_cv_prog_cc_ubsan=yes + else + neard_cv_prog_cc_ubsan=no + fi + rm -rf conftest* +]) +]) diff --git a/configure.ac b/configure.ac index 1ec6f4eb30ea..c1fdc44ae02d 100644 --- a/configure.ac +++ b/configure.ac @@ -26,6 +26,9 @@ AC_LANG([C]) AC_PROG_CC NEARD_PROG_CC_PIE +NEARD_PROG_CC_ASAN +NEARD_PROG_CC_LSAN +NEARD_PROG_CC_UBSAN AC_PROG_INSTALL AC_PROG_MKDIR_P @@ -98,6 +101,48 @@ AC_ARG_ENABLE(pie, AS_HELP_STRING([--enable-pie], AC_CHECK_LIB(dl, dlopen, dummy=yes, AC_MSG_ERROR(dynamic linking loader is required)) +save_LIBS=$LIBS +AC_CHECK_LIB(asan, _init) +LIBS=$save_LIBS + +AC_ARG_ENABLE(asan, AC_HELP_STRING([--enable-asan], + [enable linking with address sanitizer]), [ + if (test "${enableval}" = "yes" && + test "${ac_cv_lib_asan__init}" = "yes" && + test "${neard_cv_prog_cc_asan}" = "yes"); then + CFLAGS="$CFLAGS -fsanitize=address"; + LDFLAGS="$LDFLAGS -fsanitize=address" + fi +]) + +save_LIBS=$LIBS +AC_CHECK_LIB(lsan, _init) +LIBS=$save_LIBS + +AC_ARG_ENABLE(lsan, AC_HELP_STRING([--enable-lsan], + [enable linking with leak sanitizer]), [ + if (test "${enableval}" = "yes" && + test "${ac_cv_lib_lsan__init}" = "yes" && + test "${neard_cv_prog_cc_lsan}" = "yes"); then + CFLAGS="$CFLAGS -fsanitize=leak"; + LDFLAGS="$LDFLAGS -fsanitize=leak" + fi +]) + +save_LIBS=$LIBS +AC_CHECK_LIB(ubsan, _init) +LIBS=$save_LIBS + +AC_ARG_ENABLE(ubsan, AC_HELP_STRING([--enable-ubsan], + [enable linking with undefined behavior sanitizer]), [ + if (test "${enableval}" = "yes" && + test "${ac_cv_lib_ubsan__init}" = "yes" && + test "${neard_cv_prog_cc_ubsan}" = "yes"); then + CFLAGS="$CFLAGS -fsanitize=undefined"; + LDFLAGS="$LDFLAGS -fsanitize=undefined" + fi +]) + GLIB_DEPS="glib-2.0 >= 2.28" PKG_CHECK_MODULES(GLIB, [${GLIB_DEPS}], dummy=yes, AC_MSG_ERROR(GLib >= 2.28 is required)) -- 2.27.0 _______________________________________________ Linux-nfc mailing list -- linux-nfc@lists.01.org To unsubscribe send an email to linux-nfc-leave@lists.01.org %(web_page_url)slistinfo%(cgiext)s/%(_internal_name)s