[PATCH v2 1/4] configure: check for ASAN support

Subject: [PATCH v2 1/4] configure: check for ASAN support

Date: Sun, 9 Jan 2022 10:38:02 -0400

To: notmuch@notmuchmail.org

Cc:

From: David Bremner

This will allow conditionally running tests that use the address sanitizer.
---
 configure | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/configure b/configure
index e7bb7edc..07e0cefb 100755
--- a/configure
+++ b/configure
@@ -400,6 +400,18 @@ EOF
     exit 1
 fi
 
+printf "C compiler supports address sanitizer... "
+test_cmdline="${CC} ${CFLAGS} ${CPPFLAGS} -fsanitize=address minimal.c ${LDFLAGS} -o minimal"
+if ${test_cmdline} >/dev/null 2>&1 && ./minimal
+then
+    printf "Yes.\n"
+    have_asan=1
+else
+    printf "Nope, skipping those tests.\n"
+    have_asan=0
+fi
+unset test_cmdline
+
 printf "Reading libnotmuch version from source... "
 cat > _libversion.c <<EOF
 #include <stdio.h>
@@ -1538,6 +1550,9 @@ NOTMUCH_GMIME_X509_CERT_VALIDITY=${gmime_x509_cert_validity}
 # Whether GMime can verify signatures when decrypting with a session key:
 NOTMUCH_GMIME_VERIFY_WITH_SESSION_KEY=${gmime_verify_with_session_key}
 
+# Does the C compiler support the address sanitizer
+NOTMUCH_HAVE_ASAN=${have_asan}
+
 # do we have man pages?
 NOTMUCH_HAVE_MAN=$((have_sphinx))
 
-- 
2.34.1

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