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author | Andrea Corallo <akrl@sdf.org> | 2020-08-29 11:33:37 +0200 |
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committer | Andrea Corallo <akrl@sdf.org> | 2020-08-29 11:33:37 +0200 |
commit | c3514a6274cd6c6ddf2c133ccc708b7875aab90e (patch) | |
tree | 5f76eefdfef645bca9bc8640accb77c53704116a /configure.ac | |
parent | aa526c9470d679e9144af55d9e56928a111d2ceb (diff) | |
parent | 7d5807277ff614a337c7e4530bb8d0e0188c189b (diff) | |
download | emacs-c3514a6274cd6c6ddf2c133ccc708b7875aab90e.tar.gz |
Merge remote-tracking branch 'savannah/master' into HEAD
Diffstat (limited to 'configure.ac')
-rw-r--r-- | configure.ac | 27 |
1 files changed, 12 insertions, 15 deletions
diff --git a/configure.ac b/configure.ac index cdc18eab19e..31484db0538 100644 --- a/configure.ac +++ b/configure.ac @@ -463,6 +463,7 @@ OPTION_DEFAULT_ON([m17n-flt],[don't use m17n-flt for text shaping]) OPTION_DEFAULT_ON([toolkit-scroll-bars],[don't use Motif/Xaw3d/GTK toolkit scroll bars]) OPTION_DEFAULT_ON([xaw3d],[don't use Xaw3d]) OPTION_DEFAULT_ON([xim],[at runtime, default X11 XIM to off]) +OPTION_DEFAULT_ON([xdbe],[don't use X11 double buffering support]) AC_ARG_WITH([ns],[AS_HELP_STRING([--with-ns], [use Nextstep (macOS Cocoa or GNUstep) windowing system. On by default on macOS.])],[],[with_ns=maybe]) @@ -1773,13 +1774,6 @@ dnl On Solaris 8 there's a compilation warning for term.h because dnl it doesn't define 'bool'. AC_CHECK_HEADERS(term.h, , , -) AC_HEADER_TIME -AC_CHECK_DECLS([sys_siglist], [], [], [[#include <signal.h> - ]]) -if test $ac_cv_have_decl_sys_siglist != yes; then - # For Tru64, at least: - AC_CHECK_DECLS([__sys_siglist], [], [], [[#include <signal.h> - ]]) -fi AC_HEADER_SYS_WAIT AC_CHECK_HEADERS_ONCE(sys/socket.h) @@ -1907,7 +1901,8 @@ tmp_CPPFLAGS="$CPPFLAGS" tmp_CFLAGS="$CFLAGS" CPPFLAGS="$CPPFLAGS -x objective-c" CFLAGS="$CFLAGS -x objective-c" -GNU_OBJC_CFLAGS= +# Recent versions of GCC don't use C99 to compile Obj-C. +GNU_OBJC_CFLAGS="-std=c99" LIBS_GNUSTEP= if test "${with_ns}" != no; then # macfont.o requires macuvs.h which is absent after 'make extraclean', @@ -1923,7 +1918,7 @@ if test "${with_ns}" != no; then elif flags=$( (gnustep-config --objc-flags) 2>/dev/null); then NS_IMPL_GNUSTEP=yes NS_GNUSTEP_CONFIG=yes - GNU_OBJC_CFLAGS=$flags + GNU_OBJC_CFLAGS="$GNU_OBJC_CFLAGS $flags" LIBS_GNUSTEP=$(gnustep-config --gui-libs) || exit elif test -f $GNUSTEP_CONFIG_FILE; then NS_IMPL_GNUSTEP=yes @@ -1968,7 +1963,7 @@ fail; dnl _NATIVE_OBJC_EXCEPTIONS is used by the GNUstep headers. AC_DEFINE(_NATIVE_OBJC_EXCEPTIONS, 1, [Define if GNUstep uses ObjC exceptions.]) - GNU_OBJC_CFLAGS="-fobjc-exceptions" + GNU_OBJC_CFLAGS="$GNU_OBJC_CFLAGS -fobjc-exceptions" fi fi if test $NS_IMPL_GNUSTEP = yes; then @@ -4121,11 +4116,13 @@ AC_SUBST(XFIXES_LIBS) ### Use Xdbe (-lXdbe) if available HAVE_XDBE=no if test "${HAVE_X11}" = "yes"; then - AC_CHECK_HEADER(X11/extensions/Xdbe.h, - [AC_CHECK_LIB(Xext, XdbeAllocateBackBufferName, HAVE_XDBE=yes)], - [], - [#include <X11/Xlib.h> - ]) + if test "${with_xdbe}" != "no"; then + AC_CHECK_HEADER(X11/extensions/Xdbe.h, + [AC_CHECK_LIB(Xext, XdbeAllocateBackBufferName, HAVE_XDBE=yes)], + [], + [#include <X11/Xlib.h> + ]) + fi if test $HAVE_XDBE = yes; then XDBE_LIBS=-lXext fi |