X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=configure.ac;h=d92f1fe015fb0626d735a3194390f89af9107086;hp=ab24266fa099b5c266a2a211c8bc4b5f4dbd2eec;hb=b4f052a05ab66d78290892382f33f20593001064;hpb=bd441fa27a22b7c6e11d9330560e0622fb69f297

diff --git a/configure.ac b/configure.ac
index ab24266fa..d92f1fe01 100644
--- a/configure.ac
+++ b/configure.ac
@@ -60,10 +60,7 @@ AC_PROG_SED
 AC_PROG_GREP
 AC_PROG_AWK
 
-AC_PROG_CC
 AC_PROG_CC_C99
-AM_PROG_CC_C_O
-AC_PROG_GCC_TRADITIONAL
 
 AC_PATH_PROG([M4], [m4])
 AC_PATH_PROG([XSLTPROC], [xsltproc])
@@ -79,6 +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])],
@@ -128,7 +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 \
@@ -145,6 +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 \
@@ -172,9 +175,13 @@ CC_CHECK_FLAGS_APPEND([with_ldflags], [LDFLAGS], [\
         -Wl,--no-undefined \
         -Wl,--gc-sections \
         -Wl,-z,relro \
-        -Wl,-z,now])
+        -Wl,-z,now \
+        -Wl,-fuse-ld=gold])
 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
@@ -241,10 +248,27 @@ AC_CHECK_DECLS([gettid, pivot_root, name_to_handle_at], [], [], [[#include <sys/
 m4_pattern_forbid([^_?PKG_[A-Z_]+$],[*** pkg.m4 missing, please install pkg-config])
 
 # ------------------------------------------------------------------------------
-PKG_CHECK_MODULES(DBUS, [dbus-1 >= 1.3.2], have_dbus=yes, have_dbus=no])
-AS_IF([test "$have_dbus" = "yes"], [ AC_DEFINE(HAVE_DBUS, [1], [Define if dbus-1 is available]) ])
+have_dbus=no
+AC_ARG_ENABLE(dbus, AS_HELP_STRING([--disable-dbus], [disable usage of dbus-1 in tests]))
+AS_IF([test "x$enable_dbus" != "xno"], [
+        PKG_CHECK_MODULES(DBUS, [dbus-1 >= 1.3.2],
+                [AC_DEFINE(HAVE_DBUS, 1, [Define if dbus-1 library is available]) have_dbus=yes],
+                [have_dbus=no])
+        AS_IF([test "x$have_dbus" = "xno" -a "x$enable_dbus" = "xyes"],
+                [AC_MSG_ERROR([*** dbus-1 support requested but libraries not found])])])
 AM_CONDITIONAL(HAVE_DBUS, [test "$have_dbus" = "yes"])
 
+# ------------------------------------------------------------------------------
+have_compat_libs=no
+AC_ARG_ENABLE([compat_libs], AS_HELP_STRING([--enable-compat-libs],[Enable creation of compatibility libraries]),
+                [case "${enableval}" in
+                        yes) have_compat_libs=yes ;;
+                        no) have_compat_libs=no ;;
+                        *) AC_MSG_ERROR(bad value ${enableval} for --enable-compat-libs) ;;
+                esac],
+                [have_compat_libs=no])
+AM_CONDITIONAL([ENABLE_COMPAT_LIBS], [test "$have_compat_libs" = "yes"])
+
 # ------------------------------------------------------------------------------
 have_coverage=no
 AC_ARG_ENABLE(coverage, AS_HELP_STRING([--enable-coverage], [enable test coverage]))
@@ -801,6 +825,16 @@ 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 "$have_kdbus" = "yes"])
+
 # ------------------------------------------------------------------------------
 AC_ARG_WITH(rc-local-script-path-start,
         AS_HELP_STRING([--with-rc-local-script-path-start=PATH],
@@ -913,7 +947,6 @@ AM_CONDITIONAL(ENABLE_MANPAGES, [test "x$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],
@@ -1082,10 +1115,12 @@ AC_MSG_RESULT([
         efi:                     ${have_efi}
         kmod:                    ${have_kmod}
         blkid:                   ${have_blkid}
+        dbus:                    ${have_dbus}
         nss-myhostname:          ${have_myhostname}
         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}
@@ -1093,6 +1128,7 @@ AC_MSG_RESULT([
         test coverage:           ${have_coverage}
         Split /usr:              ${enable_split_usr}
         SysV compatibility:      ${SYSTEM_SYSV_COMPAT}
+        compatibility libraries: ${have_compat_libs}
 
         prefix:                  ${prefix}
         rootprefix:              ${with_rootprefix}