X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=configure.ac;h=5e30af3d6b7e0d45bbd09ff0893046e0081ac82c;hp=6ada38af9465166881b2bd890e3703f176f4614f;hb=bd3539b222e0c9bcb97fe35b4fdf79cfceade179;hpb=626851be97b4332fc0401d754c81ae7bbc0f5dc4

diff --git a/configure.ac b/configure.ac
index 6ada38af9..5e30af3d6 100644
--- 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])],
@@ -127,6 +129,7 @@ CC_CHECK_FLAGS_APPEND([with_cflags], [CFLAGS], [\
         -Winit-self \
         -Wdeclaration-after-statement \
         -Wfloat-equal \
+        -Wsuggest-attribute=noreturn \
         -Wmissing-prototypes \
         -Wstrict-prototypes \
         -Wredundant-decls \
@@ -143,6 +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 \
@@ -801,10 +806,11 @@ 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 not connect to kdbus by default]))
+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"])
 
@@ -920,7 +926,6 @@ 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],