From d261f3e8fe3f2afe4209066c8bc3f069d60e7ced Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Niccol=C3=B2=20Izzo?= <izzo.niccolo@gmail.com>
Date: Fri, 13 Nov 2020 12:38:39 +0100
Subject: [PATCH] Add optional AddressSanitizer

---
 meson.build       | 18 +++++++++++++-----
 meson_options.txt |  1 +
 2 files changed, 14 insertions(+), 5 deletions(-)
 create mode 100644 meson_options.txt

diff --git a/meson.build b/meson.build
index 17249a7b..af55ec4a 100644
--- a/meson.build
+++ b/meson.build
@@ -154,12 +154,20 @@ mduv380_inc = inc + stm32f405_inc + ['platform/targets/MD-UV380']
 ##
 ## Compilation defines
 ##
-linux_args = []
+linux_c_args = []
+linux_l_args = ['--entry=systemBootstrap']
+
+# Add AddressSanitizer if required
+if get_option('asan')
+  linux_c_args += '-fsanitize=address'
+  linux_l_args += '-fsanitize=address'
+endif
+
 foreach k, v : linux_def
   if v == ''
-    linux_args += '-D@0@'.format(k)
+    linux_c_args += '-D@0@'.format(k)
   else
-    linux_args += '-D@0@=@1@'.format(k, v)
+    linux_c_args += '-D@0@=@1@'.format(k, v)
   endif
 endforeach
 
@@ -182,10 +190,10 @@ foreach k, v : mduv380_def
 endforeach
 
 linux_opts = {'sources': linux_src,
-              'c_args': linux_args,
+              'c_args': linux_c_args,
               'include_directories': linux_inc,
               'dependencies': linux_dep,
-              'link_args' : '--entry=systemBootstrap'}
+              'link_args' : linux_l_args}
 
 md380_opts = {'sources': md380_src,
               'c_args': md380_args,
diff --git a/meson_options.txt b/meson_options.txt
new file mode 100644
index 00000000..e99a9310
--- /dev/null
+++ b/meson_options.txt
@@ -0,0 +1 @@
+option('asan', type : 'boolean', value : false, description : 'Compile the software with AddressSanitizer')