rtnl: fix memory corruptions after realloc

[elogind.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index db9440d73a7e8ae1ef059a8ffb893883149fa565..4cb2a53c37304c072b2b0f02880b4dc662647b81 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -76,6 +76,8 @@ AC_PATH_PROG([KMOD], [kmod], [/usr/bin/kmod])
 
 AC_PATH_PROG([KEXEC], [kexec], [/usr/sbin/kexec])
 
+M4_DEFINES=
+
 # gtkdocize greps for '^GTK_DOC_CHECK', so it needs to be on its own line
 m4_ifdef([GTK_DOC_CHECK], [
 GTK_DOC_CHECK([1.18],[--flavour no-tmpl])],
@@ -125,7 +127,9 @@ CC_CHECK_FLAGS_APPEND([with_cflags], [CFLAGS], [\
         -Wold-style-definition \
         -Wpointer-arith \
         -Winit-self \
+        -Wdeclaration-after-statement \
         -Wfloat-equal \
+        -Wsuggest-attribute=noreturn \
         -Wmissing-prototypes \
         -Wstrict-prototypes \
         -Wredundant-decls \
@@ -142,6 +146,8 @@ CC_CHECK_FLAGS_APPEND([with_cflags], [CFLAGS], [\
         -Wno-missing-field-initializers \
         -Wno-unused-result \
         -Werror=overflow \
+        -Wdate-time \
+        -Wnested-externs \
         -ffast-math \
         -fno-common \
         -fdiagnostics-show-option \
@@ -172,6 +178,9 @@ CC_CHECK_FLAGS_APPEND([with_ldflags], [LDFLAGS], [\
         -Wl,-z,now])
 AC_SUBST([OUR_LDFLAGS], "$with_ldflags $address_sanitizer_ldflags")
 
+AC_CHECK_SIZEOF(pid_t)
+AC_CHECK_SIZEOF(uid_t)
+
 # ------------------------------------------------------------------------------
 # we use python to build the man page index, and for systemd-python
 have_python=no
@@ -798,6 +807,16 @@ if test "x$enable_multi_seat_x" != "xno"; then
 fi
 AM_CONDITIONAL(ENABLE_MULTI_SEAT_X, [test "$have_multi_seat_x" = "yes"])
 
+# ------------------------------------------------------------------------------
+have_kdbus=no
+AC_ARG_ENABLE(kdbus, AS_HELP_STRING([--enable-kdbus], [do connect to kdbus by default]))
+if test "x$enable_kdbus" == "xyes"; then
+        AC_DEFINE(ENABLE_KDBUS, 1, [Define if kdbus support is to be enabled])
+        have_kdbus=yes
+        M4_DEFINES="$M4_DEFINES -DENABLE_KDBUS"
+fi
+AM_CONDITIONAL(ENABLE_KDBUS, [test "$have_kdbus" = "yes"])
+
 # ------------------------------------------------------------------------------
 AC_ARG_WITH(rc-local-script-path-start,
         AS_HELP_STRING([--with-rc-local-script-path-start=PATH],
@@ -910,7 +929,6 @@ AM_CONDITIONAL(ENABLE_MANPAGES, [test "x$have_manpages" = "xyes"])
 # Location of the init scripts as mandated by LSB
 SYSTEM_SYSVINIT_PATH=/etc/init.d
 SYSTEM_SYSVRCND_PATH=/etc/rc.d
-M4_DEFINES=
 
 AC_ARG_WITH([sysvinit-path],
         [AS_HELP_STRING([--with-sysvinit-path=PATH],
@@ -1083,6 +1101,7 @@ AC_MSG_RESULT([
         gudev:                   ${enable_gudev}
         gintrospection:          ${enable_introspection}
         multi-seat-x:            ${have_multi_seat_x}
+        kdbus:                   ${have_kdbus}
         Python:                  ${have_python}
         Python Headers:          ${have_python_devel}
         man pages:               ${have_manpages}