[Show Gtk+/Gdk deprecation warnings for Gtk+ >= 3.0])],
[ac_enable_gtk_deprecation_warnings="${enableval}"],[])
+BUILD_DETAILS=
+AC_ARG_ENABLE([build-details],
+ [AS_HELP_STRING([--disable-build-details],
+ [Make the build more deterministic by omitting host
+ names, time stamps, etc. from the output.])],
+ [test "$enableval" = no && BUILD_DETAILS=--no-build-details])
+AC_SUBST([BUILD_DETAILS])
+
dnl This used to use changequote, but, apart from 'changequote is evil'
dnl per the autoconf manual, we can speed up autoconf somewhat by quoting
dnl the great gob of text. Thus it's not processed for possible expansion.
nw="$nw -Wvla" # Emacs uses <vla.h>.
nw="$nw -Wswitch-default" # Too many warnings for now
nw="$nw -Winline" # OK to ignore 'inline'
- nw="$nw -Wjump-misses-init" # We sometimes safely jump over init.
nw="$nw -Wstrict-overflow" # OK to optimize assuming that
# signed overflow has undefined behavior
nw="$nw -Wsync-nand" # irrelevant here, and provokes ObjC warning
[emacs_cv_alternate_stack=yes],
[emacs_cv_alternate_stack=no])])
-# Do we have res_init, for detecting changes in /etc/resolv.conf?
-# On Darwin, res_init appears not to be useful: see bug#562 and
-# http://lists.gnu.org/archive/html/emacs-devel/2007-11/msg01467.html
-resolv=no
-
-if test $opsys != darwin; then
-
- AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h>
-#include <arpa/nameser.h>
-#include <resolv.h>]],
- [[return res_init();]])],
- have_res_init=yes, have_res_init=no)
- if test "$have_res_init" = no; then
- OLIBS="$LIBS"
- LIBS="$LIBS -lresolv"
- AC_MSG_CHECKING(for res_init with -lresolv)
- AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <netinet/in.h>
-#include <arpa/nameser.h>
-#include <resolv.h>]],
- [[return res_init();]])],
- have_res_init=yes, have_res_init=no)
- AC_MSG_RESULT($have_res_init)
- if test "$have_res_init" = yes ; then
- resolv=yes
- fi
- LIBS="$OLIBS"
- fi
-
- if test "$have_res_init" = yes; then
- AC_DEFINE(HAVE_RES_INIT, 1, [Define to 1 if res_init is available.])
- fi
-fi dnl !darwin
-
# Do we need the Hesiod library to provide the support routines?
dnl FIXME? Should we be skipping this on Darwin too?
LIBHESIOD=
+LIBRESOLV=
if test "$with_hesiod" != no ; then
# Don't set $LIBS here -- see comments above. FIXME which comments?
+ resolv=no
AC_CHECK_FUNC(res_send, , [AC_CHECK_FUNC(__res_send, ,
[AC_CHECK_LIB(resolv, res_send, resolv=yes,
[AC_CHECK_LIB(resolv, __res_send, resolv=yes)])])])
else
RESOLVLIB=
fi
+ hesiod=no
AC_CHECK_FUNC(hes_getmailhost, , [AC_CHECK_LIB(hesiod, hes_getmailhost,
hesiod=yes, :, $RESOLVLIB)])
if test x"$hesiod" = xyes; then
LIBHESIOD=-lhesiod
+ LIBRESOLV=$RESOLVLIB
fi
fi
AC_SUBST(LIBHESIOD)
-
-# Do we need libresolv (due to res_init or Hesiod)?
-if test "$resolv" = yes && test $opsys != darwin; then
- LIBRESOLV=-lresolv
-else
- LIBRESOLV=
-fi
AC_SUBST(LIBRESOLV)
# These tell us which Kerberos-related libraries to use.