Harald Welte has uploaded this change for review. ( 
https://gerrit.osmocom.org/10430


Change subject: layer23: Add --enable-sanitize and --enable-werror configure 
flags
......................................................................

layer23: Add --enable-sanitize and --enable-werror configure flags

We use this in the network-side Osmocom projects (CNI) and it's
useful to have the same flags also for the OsmocomBB host software.

Change-Id: I45800c937d665fdbd2dd6b0cee38408f587f1a9f
---
M src/host/layer23/configure.ac
1 file changed, 27 insertions(+), 0 deletions(-)



  git pull ssh://gerrit.osmocom.org:29418/osmocom-bb refs/changes/30/10430/1

diff --git a/src/host/layer23/configure.ac b/src/host/layer23/configure.ac
index a5938c7..3e69610 100644
--- a/src/host/layer23/configure.ac
+++ b/src/host/layer23/configure.ac
@@ -11,6 +11,33 @@
 AC_PROG_INSTALL
 AC_PROG_RANLIB

+AC_ARG_ENABLE(sanitize,
+               [AS_HELP_STRING([--enable-sanitize], [Compile with address 
sanitizer enabled], )],
+               [sanitize=$enableval], [sanitize="no"])
+if test x"$sanitize" = x"yes"
+then
+       CFLAGS="$CFLAGS -fsanitize=address -fsanitize=undefined"
+       CPPFLAGS="$CPPFLAGS -fsanitize=address -fsanitize=undefined"
+fi
+
+AC_ARG_ENABLE(werror,
+       [AS_HELP_STRING(
+               [--enable-werror],
+               [Turn all compiler warnings into errors, with exceptions:
+                a) deprecation (allow upstream to mark deprecation without 
breaking builds);
+                b) "#warning" pragmas (allow to remind ourselves of errors 
without breaking builds)
+               ]
+       )],
+       [werror=$enableval], [werror="no"])
+if test x"$werror" = x"yes"
+then
+       WERROR_FLAGS="-Werror"
+       WERROR_FLAGS+=" -Wno-error=deprecated 
-Wno-error=deprecated-declarations"
+       WERROR_FLAGS+=" -Wno-error=cpp" # "#warning"
+       CFLAGS="$CFLAGS $WERROR_FLAGS"
+       CPPFLAGS="$CPPFLAGS $WERROR_FLAGS"
+fi
+
 dnl checks for libraries
 PKG_CHECK_MODULES(LIBOSMOCORE, libosmocore)
 PKG_CHECK_MODULES(LIBOSMOVTY, libosmovty >= 0.10.0)

--
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Gerrit-Project: osmocom-bb
Gerrit-Branch: master
Gerrit-MessageType: newchange
Gerrit-Change-Id: I45800c937d665fdbd2dd6b0cee38408f587f1a9f
Gerrit-Change-Number: 10430
Gerrit-PatchSet: 1
Gerrit-Owner: Harald Welte <lafo...@gnumonks.org>

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