X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=configure.ac;h=469fc2d942cbf7ec2aa2921c45fefc982b37ea54;hb=a077b666cb883213fd85be21b518c2de54cb70b1;hp=c3653e3f76c4f7fe246c8156150ad731c9799197;hpb=de0671ee7fe465e108f62dcbbbe9366f81dd9e9a;p=elogind.git

diff --git a/configure.ac b/configure.ac
index c3653e3f7..469fc2d94 100644
--- a/configure.ac
+++ b/configure.ac
@@ -76,6 +76,8 @@ AC_PATH_PROG([KMOD], [kmod], [/usr/bin/kmod], [$PATH:/usr/sbin:/sbin])
 
 AC_PATH_PROG([KEXEC], [kexec], [/usr/sbin/kexec], [$PATH:/usr/sbin:/sbin])
 
+AS_IF([! ln --relative --help > /dev/null 2>&1], [AC_MSG_ERROR([*** ln doesn't support --relative ***])])
+
 M4_DEFINES=
 
 # gtkdocize greps for '^GTK_DOC_CHECK', so it needs to be on its own line
@@ -174,6 +176,7 @@ CC_CHECK_FLAGS_APPEND([with_cflags], [CFLAGS], [\
         -fdata-sections \
         -fstack-protector \
         -fstack-protector-strong \
+        -fPIE \
         --param=ssp-buffer-size=4])
 AS_CASE([$CFLAGS], [*-O[[12345\ ]]*],
         [CC_CHECK_FLAGS_APPEND([with_cflags], [CFLAGS], [\
@@ -193,6 +196,7 @@ CC_CHECK_FLAGS_APPEND([with_ldflags], [LDFLAGS], [\
         -Wl,--gc-sections \
         -Wl,-z,relro \
         -Wl,-z,now \
+        -pie \
         -Wl,-fuse-ld=gold])
 AC_SUBST([OUR_LDFLAGS], "$with_ldflags $sanitizer_ldflags")
 
@@ -843,7 +847,7 @@ AC_SUBST(NTP_SERVERS)
 
 AC_ARG_WITH(time-epoch,
         AS_HELP_STRING([--with-time-epoch=SECONDS],
-                [TIme epoch for time clients]),
+                [Time epoch for time clients]),
         [TIME_EPOCH="$withval"],
         [TIME_EPOCH="`stat -c %Y ${srcdir}/NEWS 2>/dev/null || echo 0`"])
 
@@ -875,13 +879,25 @@ fi
 AM_CONDITIONAL(ENABLE_POLKIT, [test "x$have_polkit" = "xyes"])
 
 # ------------------------------------------------------------------------------
+have_networkd=no
 AC_ARG_ENABLE(networkd, AS_HELP_STRING([--disable-networkd], [disable networkd]))
 if test "x$enable_networkd" != "xno"; then
         AC_DEFINE(ENABLE_NETWORKD, 1, [Define if networkd support is to be enabled])
         have_networkd=yes
 fi
+AS_IF([test "x$have_networkd" = "xyes" -a "x$have_kmod" != "xyes"],
+      [AC_MSG_ERROR([networkd requires kmod])])
 AM_CONDITIONAL(ENABLE_NETWORKD, [test "x$have_networkd" = "xyes"])
 
+AC_ARG_WITH(dns-servers,
+        AS_HELP_STRING([--with-dns-servers=DNSSERVERS],
+                [Space-separated list of default DNS servers]),
+        [DNS_SERVERS="$withval"],
+        [DNS_SERVERS="8.8.8.8 8.8.4.4 2001:4860:4860::8888 2001:4860:4860::8844"])
+
+AC_DEFINE_UNQUOTED(DNS_SERVERS, ["$DNS_SERVERS"], [Default DNS Servers])
+AC_SUBST(DNS_SERVERS)
+
 # ------------------------------------------------------------------------------
 have_efi=no
 AC_ARG_ENABLE(efi, AS_HELP_STRING([--disable-efi], [disable EFI support]))
@@ -1185,6 +1201,7 @@ AC_MSG_RESULT([
         time epoch:              ${TIME_EPOCH}
         localed:                 ${have_localed}
         networkd:                ${have_networkd}
+        default DNS servers:     ${DNS_SERVERS}
         coredump:                ${have_coredump}
         polkit:                  ${have_polkit}
         efi:                     ${have_efi}