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build-system: make it compatible with ASan/UBsan/MSan

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Closes: https://github.com/lxc/lxc/issues/3727

Signed-off-by: Evgeny Vereshchagin <evvers@ya.ru>
This commit is contained in:
Evgeny Vereshchagin 2021-03-30 03:31:36 +00:00
parent b31484bd1b
commit 792a48b180
2 changed files with 14 additions and 4 deletions
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10
configure.ac
View File

@ -200,6 +200,11 @@ AC_ARG_ENABLE([werror],
[AS_HELP_STRING([--disable-werror], [do not treat warnings as errors])], [AS_HELP_STRING([--disable-werror], [do not treat warnings as errors])],
[enable_werror=$enableval], [enable_werror=yes]) [enable_werror=$enableval], [enable_werror=yes])
AC_ARG_ENABLE([no_undefined],
[AS_HELP_STRING([--disable-no-undefined], [do not pass -Wl,--no-undefined])],
[enable_no_undefined=$enableval], [enable_no_undefined=yes])
AM_CONDITIONAL([ENABLE_NO_UNDEFINED], [test "x$enable_no_undefined" = "xyes"])
# Allow disabling rpath # Allow disabling rpath
AC_ARG_ENABLE([rpath], AC_ARG_ENABLE([rpath],
[AS_HELP_STRING([--enable-rpath], [set rpath in executables [default=no]])], [AS_HELP_STRING([--enable-rpath], [set rpath in executables [default=no]])],
@ -801,12 +806,15 @@ AC_SUBST(AM_CFLAGS)
CC_CHECK_FLAGS_APPEND([AM_LDFLAGS],[LDFLAGS],[ \ CC_CHECK_FLAGS_APPEND([AM_LDFLAGS],[LDFLAGS],[ \
-Wl,--as-needed \ -Wl,--as-needed \
-Wl,--no-undefined \
-Wl,--gc-sections \ -Wl,--gc-sections \
-Wl,-z,relro \ -Wl,-z,relro \
-Wl,-z,now \ -Wl,-z,now \
-pie \ -pie \
-Wl,-fuse-ld=gold]) -Wl,-fuse-ld=gold])
AM_COND_IF([ENABLE_NO_UNDEFINED],
[CC_CHECK_FLAGS_APPEND([AM_LDFLAGS],[LDFLAGS],[-Wl,--no-undefined])])
AC_SUBST(AM_LDFLAGS) AC_SUBST(AM_LDFLAGS)
CFLAGS="$CFLAGS -Wvla -std=gnu11 -fms-extensions" CFLAGS="$CFLAGS -Wvla -std=gnu11 -fms-extensions"

8
src/lxc/Makefile.am
View File

@ -262,10 +262,13 @@ liblxc_la_CFLAGS = -fPIC \
-pthread -pthread
liblxc_la_LDFLAGS = -pthread \ liblxc_la_LDFLAGS = -pthread \
-Wl,-no-undefined \
-Wl,-soname,liblxc.so.$(firstword $(subst ., ,@LXC_ABI@)) \ -Wl,-soname,liblxc.so.$(firstword $(subst ., ,@LXC_ABI@)) \
-version-info @LXC_ABI_MAJOR@ -version-info @LXC_ABI_MAJOR@
if ENABLE_NO_UNDEFINED
liblxc_la_LDFLAGS += -Wl,-no-undefined
endif
liblxc_la_LIBADD = $(CAP_LIBS) \ liblxc_la_LIBADD = $(CAP_LIBS) \
$(OPENSSL_LIBS) \ $(OPENSSL_LIBS) \
$(SELINUX_LIBS) \ $(SELINUX_LIBS) \
@ -1855,8 +1858,7 @@ pam_cgfs_la_LIBADD = $(AM_LIBS) \
pam_cgfs_la_LDFLAGS = $(AM_LDFLAGS) \ pam_cgfs_la_LDFLAGS = $(AM_LDFLAGS) \
-avoid-version \ -avoid-version \
-module \ -module \
-shared \ -shared
-Wl,-no-undefined
endif endif
endif endif