From da2d3d5d53c6c0dda3266ef8ab7fcb51a823844b Mon Sep 17 00:00:00 2001
From: sf-exg <sf-exg>
Date: Tue, 16 Jun 2015 12:00:07 +0000
Subject: Bail out if --disable-resources is given and either frills or perl is
 enabled.

---
 configure.ac | 802 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 802 insertions(+)
 create mode 100644 configure.ac

diff --git a/configure.ac b/configure.ac
new file mode 100644
index 0000000..0da3b59
--- /dev/null
+++ b/configure.ac
@@ -0,0 +1,802 @@
+dnl#
+dnl# Process this file with autoconf to produce a configure script.
+dnl#
+
+AC_INIT
+AC_PREREQ(2.50)
+AC_CONFIG_SRCDIR([src/feature.h])
+AC_CONFIG_HEADER(config.h:config.h.in)
+
+AC_CANONICAL_HOST
+
+dnl RXVT version
+changequote(, )dnl
+VERSION=`sed -n -e 's/^.* VERSION.*"\(.*\)"$/\1/p' ${srcdir}/src/version.h`
+DATE=`sed -n -e 's/^.* DATE.*"\(.*\)"$/\1/p' ${srcdir}/src/version.h`
+changequote([, ])dnl
+AC_SUBST(VERSION)dnl
+AC_SUBST(DATE)dnl
+
+echo ""
+echo "configuring for rxvt $VERSION"
+echo ""
+
+orig_CXXFLAGS="$CXXFLAGS"
+
+dnl# Checks for programs.
+AC_PROG_CC
+AC_PROG_CXX
+AC_PROG_INSTALL
+
+AC_AIX
+AC_GNU_SOURCE
+AC_ISC_POSIX
+AC_LANG(C++)
+
+LINKER="$CXX"
+dnl check whether we can link with gcc -lsupc++
+if test x$GCC = xyes && test x$GXX = xyes; then
+   dnl FreeBSD (at least up to 5.3) has a broken GCC, workaround it
+   AC_MSG_CHECKING([for working libsupc++])
+   save_CXX="$CXX"
+   save_LIBS="$LIBS"
+   CXX="$CC"
+   LIBS="$LIBS -lsupc++"
+   AC_LINK_IFELSE(
+      [AC_LANG_PROGRAM([struct test { }; void f() try { throw new test; } catch (...) { throw; }],[])],
+      [AC_MSG_RESULT(ok)
+       LINKER="$CC"],
+      [
+         AC_MSG_RESULT([no, making everything bigger and slower])
+         LIBS="$save_LIBS"
+      ]
+   )
+   CXX="$save_CXX"
+fi
+AC_SUBST(LINKER,[$LINKER])
+
+dnl# --------------------------------------------------------------------------
+dnl# Supply default CXXFLAGS, if not specified by `CXXFLAGS=flags ./configure'
+dnl#
+if test -z "$orig_CXXFLAGS"; then
+  if test x$GCC = xyes && test "x$GXX" = xyes; then
+    CXXFLAGS="-g -O3 -fno-rtti -fvisibility-inlines-hidden -fno-threadsafe-statics -fno-enforce-eh-specs"
+    AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])], [], [CXXFLAGS="-g -O3"])
+  else
+    CXXFLAGS="-O"
+  fi
+  CFLAGS="$CXXFLAGS"
+fi
+
+dnl# FreeBSD needs to link libxpg4
+AC_SEARCH_LIBS(setlocale,     xpg4)
+
+dnl# solaris needs to link libnsl and socket
+AC_SEARCH_LIBS(gethostbyname, nsl)
+AC_SEARCH_LIBS(socket,        socket)
+
+support_frills=yes
+support_inheritpixmap=yes
+support_fading=yes
+support_keepscrolling=yes
+support_selectionscrolling=yes
+support_mousewheel=yes
+support_mouseslipwheel=yes
+support_text_blink=yes
+support_pointer_blank=yes
+support_scroll_rxvt=yes
+support_scroll_next=yes
+support_scroll_xterm=yes
+support_xim=yes
+support_pixbuf=yes
+support_startup_notification=yes
+support_xft=yes
+support_unicode3=no
+support_combining=yes
+support_8bitctrls=no
+support_iso14755=yes
+support_styles=yes
+support_perl=yes
+codesets=all
+
+dnl# --------------------------------------------------------------------------
+dnl# CHECKING COMMAND LINE OPTIONS
+dnl# --------------------------------------------------------------------------
+
+AC_ARG_ENABLE(everything,
+  [  --enable-everything     enable standard non-multichoice features
+                          NOTE: this option is order dependent],
+  [
+    if test x$enableval = xno; then
+       support_frills=no
+       support_inheritpixmap=no
+       support_fading=no
+       support_keepscrolling=no
+       support_selectionscrolling=no
+       support_lastlog=no
+       support_mousewheel=no
+       support_mouseslipwheel=no
+       support_text_blink=no
+       support_pointer_blank=no
+       support_scroll_rxvt=no
+       support_scroll_next=no
+       support_scroll_xterm=no
+       support_utmp=no
+       support_wtmp=no
+       support_xim=no
+       support_pixbuf=no
+       support_startup_notification=no
+       support_xft=no
+       support_unicode3=no
+       support_combining=no
+       support_8bitctrls=no
+       support_iso14755=no
+       support_styles=no
+       support_perl=no
+       codesets=
+    fi
+    if test x$enableval = xyes; then
+       support_frills=yes
+       support_inheritpixmap=yes
+       support_fading=yes
+       support_keepscrolling=yes
+       support_selectionscrolling=yes
+       support_lastlog=yes
+       support_mousewheel=yes
+       support_mouseslipwheel=yes
+       support_text_blink=yes
+       support_pointer_blank=yes
+       support_scroll_rxvt=yes
+       support_scroll_next=yes
+       support_scroll_xterm=yes
+       support_utmp=yes
+       support_wtmp=yes
+       support_xim=yes
+       support_pixbuf=yes
+       support_startup_notification=yes
+       support_xft=yes
+       support_unicode3=yes
+       support_combining=yes
+       #support_8bitctrls=yes
+       support_iso14755=yes
+       support_styles=yes
+       support_perl=yes
+       codesets=all
+    fi
+  ])
+
+support_assertions=no
+AC_ARG_ENABLE(assert,
+  [  --enable-assert         enable assertions],
+  [if test x$enableval = xyes; then
+    support_assertions=yes
+  fi])
+if test x$support_assertions = xno; then
+  AC_DEFINE(NDEBUG, 1, Disable assertions (good for debugging))
+fi
+
+support_warnings=no
+AC_ARG_ENABLE(warnings,
+  [  --enable-warnings       turn on g++ warnings],
+  [if test x$enableval = xyes; then
+    support_warnings=yes
+  fi])
+if test x$GXX = xyes; then
+  if test $support_warnings = yes; then
+    save_CXXFLAGS="$CXXFLAGS"
+    CXXFLAGS="$CXXFLAGS -Wall -Wno-sign-compare -Wno-reorder -Wno-unused-value"
+    AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])], [], [CXXFLAGS="$save_CXXFLAGS"])
+  else
+    CXXFLAGS="$CXXFLAGS -w"
+  fi
+fi
+
+support_256_color=no
+AC_ARG_ENABLE(256-color,
+  [  --enable-256-color      enable 256-color support],
+  [if test x$enableval = xyes; then
+    support_256_color=yes
+  fi])
+if test x$support_256_color = xyes; then
+  AC_DEFINE(USE_256_COLORS, 1, Define if you want 256-color support)
+fi
+
+AC_ARG_ENABLE(unicode3,
+  [  --enable-unicode3       use 21 instead of 16 bits to represent unicode characters],
+  [if test x$enableval = xyes -o x$enableval = xno; then
+    support_unicode3=$enableval
+  fi])
+
+AC_ARG_ENABLE(combining,
+  [  --enable-combining      enable composition of base and combining characters],
+  [if test x$enableval = xyes -o x$enableval = xno; then
+    support_combining=$enableval
+  fi])
+
+AC_ARG_ENABLE(xft,
+  [  --enable-xft            enable xft support on systems that have it],
+  [if test x$enableval = xyes -o x$enableval = xno; then
+    support_xft=$enableval
+  fi])
+
+AC_ARG_ENABLE(font-styles,
+  [  --enable-font-styles    enable bold and italic support],
+  [if test x$enableval = xyes -o x$enableval = xno; then
+    support_styles=$enableval
+  fi])
+
+AC_ARG_ENABLE(pixbuf,
+  [  --enable-pixbuf         enable integration with gdk-pixbuf for background images],
+  [if test x$enableval = xyes -o x$enableval = xno; then
+    support_pixbuf=$enableval
+  fi])
+
+AC_ARG_ENABLE(startup-notification,
+  [  --enable-startup-notification  enable freedesktop startup notification support],
+  [if test x$enableval = xyes -o x$enableval = xno; then
+    support_startup_notification=$enableval
+  fi])
+
+AC_ARG_ENABLE(transparency,
+  [  --enable-transparency   enable transparent backgrounds],
+  [if test x$enableval = xyes -o x$enableval = xno; then
+    support_inheritpixmap=$enableval
+  fi])
+
+AC_ARG_ENABLE(fading,
+  [  --enable-fading         enable colors fading when off focus],
+  [if test x$enableval = xyes -o x$enableval = xno; then
+    support_fading=$enableval
+  fi])
+
+AC_ARG_ENABLE(rxvt-scroll,
+  [  --enable-rxvt-scroll    enable rxvt style scrollbar],
+  [if test x$enableval = xyes -o x$enableval = xno; then
+    support_scroll_rxvt=$enableval
+  fi])
+
+AC_ARG_ENABLE(next-scroll,
+  [  --enable-next-scroll    enable NeXT style scrollbar],
+  [if test x$enableval = xyes -o x$enableval = xno; then
+    support_scroll_next=$enableval
+  fi])
+
+AC_ARG_ENABLE(xterm-scroll,
+  [  --enable-xterm-scroll   enable Xterm style scrollbar],
+  [if test x$enableval = xyes -o x$enableval = xno; then
+    support_scroll_xterm=$enableval
+  fi])
+
+AC_ARG_ENABLE(perl,
+  [  --enable-perl           enable embedded perl interpreter],
+  [if test x$enableval = xyes -o x$enableval = xno; then
+    support_perl=$enableval
+  fi])
+
+AC_ARG_WITH(codesets,
+  [  --with-codesets=CS,...  compile in additional codesets (jp,jp_ext,kr,zh,zh_ext,all)],
+  [codesets="$withval"])
+
+AC_ARG_ENABLE(xim,
+  [  --enable-xim            XIM (X Input Method) protocol support],
+  [if test x$enableval = xyes -o x$enableval = xno; then
+    support_xim=$enableval
+  fi])
+
+AC_ARG_ENABLE(backspace-key,
+  [  --disable-backspace-key disable handling of the backspace key],
+  [if test x$enableval = xno; then
+    AC_DEFINE(NO_BACKSPACE_KEY, 1, Define if you don't want support for the backspace key)
+  fi])
+
+AC_ARG_ENABLE(delete-key,
+  [  --disable-delete-key    disable handling of the delete key],
+  [if test x$enableval = xno; then
+    AC_DEFINE(NO_DELETE_KEY, 1, Define if you don't want support for the (non-keypad) delete key)
+  fi])
+
+support_resources=yes
+AC_ARG_ENABLE(resources,
+  [  --disable-resources     disable all resource checking],
+  [if test x$enableval = xno; then
+    support_resources=no
+  fi])
+
+AC_ARG_ENABLE(8bitctrls,
+  [  --enable-8bitctrls      enable 8 bit control sequences (not recommended)],
+  [if test x$enableval = xyes -o x$enableval = xno; then
+    support_8bitctrls=$enableval
+  fi])
+
+RESFALLBACK=Rxvt
+AC_ARG_ENABLE(fallback,
+  [  --enable-fallback@<:@=CLASS@:>@ fall back on CLASS resources in addition to URxvt ones (default: Rxvt)],
+  [
+   test x$enableval = xyes && enableval=Rxvt
+   test x$enableval = xno  && enableval=
+   RESFALLBACK="$enableval"
+  ])
+
+if test x$RESFALLBACK != x; then
+   AC_DEFINE_UNQUOTED(RESFALLBACK, "$RESFALLBACK", [Fallback resource class])
+fi
+
+RESNAME=urxvt
+AC_ARG_WITH(res-name,
+  [  --with-res-name=NAME    use this as default resource name (default: urxvt)],
+  [RESNAME="$withval"])
+AC_DEFINE_UNQUOTED(RESNAME,"$RESNAME", [Default resource name])
+
+RESCLASS=URxvt
+AC_ARG_WITH(res-class,
+  [  --with-res-class=CLASS  use this as the resource class (default: URxvt)],
+  [RESCLASS="$withval"])
+AC_DEFINE_UNQUOTED(RESCLASS,"$RESCLASS", [Resource class])
+
+RXVTNAME=urxvt
+AC_ARG_WITH(name,
+  [  --with-name=NAME        set the basename for the installed binaries (default: urxvt)],
+  [RXVTNAME="$withval"])
+AC_DEFINE_UNQUOTED(RXVTNAME,"$RXVTNAME", [Binary base name])
+
+AC_SUBST(RXVTNAME)
+
+AC_ARG_ENABLE(swapscreen,
+  [  --disable-swapscreen    disable swap screen support],
+  [if test x$enableval = xno; then
+    AC_DEFINE(NO_SECONDARY_SCREEN, 1, Disable the secondary screen. Many programs use the secondary screen as their workplace)
+  fi])
+
+AC_ARG_ENABLE(iso14755,
+  [  --enable-iso14755       enable support for extended ISO 14755 modes],
+  [if test x$enableval = xyes -o x$enableval = xno; then
+    support_iso14755=$enableval
+  fi])
+
+AC_ARG_ENABLE(frills,
+  [  --enable-frills         enable support for rarely used features],
+  [if test x$enableval = xyes -o x$enableval = xno; then
+    support_frills=$enableval
+  fi])
+
+AC_ARG_ENABLE(keepscrolling,
+  [  --enable-keepscrolling  enable continual scrolling on scrollbar arrow press],
+  [if test x$enableval = xyes -o x$enableval = xno; then
+    support_keepscrolling=$enableval
+  fi])
+
+AC_ARG_ENABLE(selectionscrolling,
+  [  --enable-selectionscrolling  enable scrolling during selections],
+  [if test x$enableval = xyes -o x$enableval = xno; then
+    support_selectionscrolling=$enableval
+  fi])
+
+AC_ARG_ENABLE(mousewheel,
+  [  --enable-mousewheel     enable scrolling via mouse wheel or buttons 4 & 5],
+  [if test x$enableval = xyes -o x$enableval = xno; then
+    support_mousewheel=$enableval
+  fi])
+
+AC_ARG_ENABLE(slipwheeling,
+  [  --enable-slipwheeling   enable slip wheel scrolling (requires --enable-mousewheel)],
+  [if test x$enableval = xyes -o x$enableval = xno; then
+    support_mouseslipwheel=$enableval
+  fi])
+
+AC_ARG_ENABLE(smart-resize,
+  [  --enable-smart-resize   enable smart growth/shrink behaviour],
+  [if test x$enableval = xyes; then
+    AC_DEFINE(SMART_RESIZE, 1, Define to use "smart" resize behavior)
+  fi])
+
+AC_ARG_ENABLE(text-blink,
+  [  --enable-text-blink     enable blinking text],
+  [if test x$enableval = xyes -o x$enableval = xno; then
+    support_text_blink=$enableval
+  fi])
+
+AC_ARG_ENABLE(pointer-blank,
+  [  --enable-pointer-blank  enable pointer blanking when typing or inactive],
+  [if test x$enableval = xyes -o x$enableval = xno; then
+    support_pointer_blank=$enableval
+  fi])
+
+AC_ARG_WITH(term,
+  [  --with-term=NAME        set the terminal to NAME (default: rxvt)],
+  [if test x$withval != x; then
+    AC_DEFINE_UNQUOTED(TERMENV, "$withval",Set TERM to the value given by configure) term="$withval"
+  fi])
+
+AC_ARG_WITH(terminfo,
+  [  --with-terminfo=PATH    set the path to the terminfo tree to PATH],
+  [if test x$withval != x; then
+    AC_DEFINE_UNQUOTED(RXVT_TERMINFO, "$withval", Set TERMINFO value to the value given by configure) terminfo="$withval"
+  fi])
+
+if test x$support_resources = xno; then
+  if test x$support_frills = xyes || test x$support_perl = xyes; then
+    AC_MSG_ERROR([--disable-resources requires --disable-frills --disable-perl])
+  fi
+
+  AC_DEFINE(NO_RESOURCES, 1, Define if you don't want any resources read)
+fi
+
+dnl# --------------------------------------------------------------------------
+
+LIBEV_M4_AVOID_LIBRT=1
+m4_include([libev/libev.m4])
+
+dnl# --------------------------------------------------------------------------
+
+AC_PATH_PROG(TIC, tic, :)
+
+AC_PATH_XTRA
+
+AC_PATH_TOOL(PKG_CONFIG, pkg-config, no)
+
+image_lib=none
+
+PIXBUF_CFLAGS=
+PIXBUF_LIBS=
+
+if test x$support_pixbuf = xyes; then
+  RXVT_CHECK_MODULES([PIXBUF], [gdk-pixbuf-2.0], [
+    image_lib=gdk-pixbuf
+    AC_DEFINE(HAVE_PIXBUF, 1, Define if you want to use gdk-pixbuf for image processing)
+  ], [:])
+fi
+
+AC_SUBST(PIXBUF_CFLAGS)
+AC_SUBST(PIXBUF_LIBS)
+
+STARTUP_NOTIFICATION_CFLAGS=
+STARTUP_NOTIFICATION_LIBS=
+
+if test x$support_startup_notification = xyes; then
+  RXVT_CHECK_MODULES([STARTUP_NOTIFICATION], [libstartup-notification-1.0], [
+    AC_DEFINE(HAVE_STARTUP_NOTIFICATION, 1, Define if freedesktop startup notifications should be supported)
+  ], [:])
+fi
+
+AC_SUBST(STARTUP_NOTIFICATION_CFLAGS)
+AC_SUBST(STARTUP_NOTIFICATION_LIBS)
+
+if test x$support_frills = xyes; then
+  RXVT_CHECK_MODULES([XMU], [xmu], [
+    X_LIBS="$XMU_LIBS $X_LIBS"
+    CPPFLAGS="$CPPFLAGS $XMU_CFLAGS"
+    AC_DEFINE(HAVE_XMU, 1, Define to enable Xmu support)
+  ], [:])
+fi
+
+dnl# --------------------------------------------------------------------------
+dnl# CHECKING FOR HEADER FILES
+dnl# --------------------------------------------------------------------------
+AC_CHECK_HEADERS( \
+	sys/byteorder.h \
+	sys/ioctl.h \
+	sys/sockio.h \
+	sys/strredir.h \
+	stdint.h \
+	wchar.h \
+)
+
+AC_CACHE_CHECK([for XLIB_ILLEGAL_ACCESS], rxvt_cv_xlib_illegal_access,
+[AC_COMPILE_IFELSE(
+   [AC_LANG_PROGRAM([
+#define XLIB_ILLEGAL_ACCESS
+#include <X11/Xlib.h>
+   ],[
+      Display *dpy;
+      dpy->xdefaults = (char *)0;
+   ])],
+   [rxvt_cv_xlib_illegal_access=yes],[rxvt_cv_xlib_illegal_access=no]
+)])
+if test x$rxvt_cv_xlib_illegal_access = xyes; then
+   AC_DEFINE(XLIB_ILLEGAL_ACCESS, 1, Define ONLY iff Xlib.h supports it)
+fi
+
+dnl# --------------------------------------------------------------------------
+dnl# CHECKING FOR MISSING TYPEDEFS
+dnl# --------------------------------------------------------------------------
+dnl# Missing typedefs and replacements
+AC_TYPE_MODE_T
+AC_TYPE_PID_T
+AC_TYPE_UID_T
+AC_TYPE_INT16_T
+AC_TYPE_UINT16_T
+AC_TYPE_INT32_T
+AC_TYPE_UINT32_T
+
+dnl# --------------------------------------------------------------------------
+dnl# CHECKING FOR LIBRARY FUNCTIONS
+dnl# --------------------------------------------------------------------------
+AC_CHECK_FUNCS(unsetenv)
+
+UTMP_CHECK
+
+dnl# --------------------------------------------------------------------------
+
+dnl# --------------------------------------------------------------------------
+dnl# --------------------------------------------------------------------------
+
+dnl# this is a really hack test for some basic Xlocale stuff
+save_LIBS=$LIBS
+save_CXXFLAGS=$CXXFLAGS
+CXXFLAGS="$CXXFLAGS $X_CFLAGS"
+LIBS="$LIBS $X_LIBS $X_EXTRA_LIBS -lX11"
+if test x$support_xim = xyes; then
+  AC_CACHE_CHECK(for working Xlocale, rxvt_cv_func_xlocale,
+  [AC_RUN_IFELSE([AC_LANG_SOURCE([[
+  #include <X11/Xlib.h>
+  #include <stdlib.h>
+  int main() {
+    char *p;
+    if ((p = XSetLocaleModifiers("@im=none")) != NULL && *p)
+      exit (XSupportsLocale() ? 0 : 1);
+    else
+      exit (1);
+  }
+  ]])],[rxvt_cv_func_xlocale=yes],[rxvt_cv_func_xlocale=no],[:])])
+  if test x$rxvt_cv_func_xlocale = xyes; then
+    AC_DEFINE(USE_XIM, 1, Define if you want to have XIM (X Input Method) protocol support - required for multibyte characters input)
+    AC_CACHE_CHECK(for broken XIM callback, rxvt_cv_broken_ximcb,
+    [AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
+    #include <X11/Xlib.h>
+
+    void im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3);
+
+    void f() {
+      XIMCallback cb;
+      cb.callback = im_destroy_cb;
+    }
+    ]])],rxvt_cv_broken_ximcb=yes,rxvt_cv_broken_ximcb=no)])
+
+    if test x$rxvt_cv_broken_ximcb = xyes; then
+       AC_DEFINE(XIMCB_PROTO_BROKEN, 1, Define if your XIMCallback specifies XIC as first type.)
+    fi
+  fi
+fi
+
+AC_CACHE_CHECK(for working X setlocale, rxvt_cv_func_xsetlocale,
+[AC_LINK_IFELSE([AC_LANG_PROGRAM([[#define X_LOCALE 1
+#include <X11/Xlocale.h>]], [[setlocale(LC_CTYPE, "");]])],[rxvt_cv_func_xsetlocale=yes],[rxvt_cv_func_xsetlocale=no])])
+if test x$rxvt_cv_func_xsetlocale = xyes; then
+  AC_DEFINE(HAVE_XSETLOCALE, 1, Define if setlocale (defined to Xsetlocale) works)
+fi
+LIBS=$save_LIBS
+CXXFLAGS=$save_CXXFLAGS
+
+AC_CACHE_CHECK(for working nl_langinfo, rxvt_cv_func_nl_langinfo,
+[AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <langinfo.h>]], [[nl_langinfo(CODESET);]])],[rxvt_cv_func_nl_langinfo=yes],[rxvt_cv_func_nl_langinfo=no])])
+if test x$rxvt_cv_func_nl_langinfo = xyes; then
+  AC_DEFINE(HAVE_NL_LANGINFO, 1, Define if nl_langinfo(CODESET) works)
+fi
+
+SCM_RIGHTS_CHECK
+
+PTY_CHECK
+
+TTY_GROUP_CHECK
+
+dnl# --------------------------------------------------------------------------
+dnl# now add and remove other stuff
+dnl# --------------------------------------------------------------------------
+support_image=no
+if test x$support_inheritpixmap = xyes || test x$support_pixbuf = xyes; then
+  support_image=yes
+fi
+if test x$support_xft = xyes || test x$support_image = xyes; then
+  rxvt_have_xrender=no
+  RXVT_CHECK_MODULES([XRENDER], [xrender], [
+    X_LIBS="$XRENDER_LIBS $X_LIBS"
+    CPPFLAGS="$CPPFLAGS $XRENDER_CFLAGS"
+    rxvt_have_xrender=yes
+
+    save_LIBS="$LIBS"
+    LIBS="$LIBS $X_LIBS"
+    AC_CHECK_HEADER(X11/extensions/Xrender.h,,[rxvt_have_xrender=no])
+    AC_CHECK_FUNC(XRenderFindStandardFormat,,[rxvt_have_xrender=no])
+    LIBS="$save_LIBS"
+  ], [:])
+fi
+
+if test x$support_xft = xyes && test x$rxvt_have_xrender = xyes; then
+  RXVT_CHECK_MODULES([XFT], [fontconfig xft], [
+    X_LIBS="$XFT_LIBS $X_LIBS"
+    CPPFLAGS="$CPPFLAGS $XFT_CFLAGS"
+  ], [
+    AC_PATH_PROG(XFT_CONFIG, xft-config, no)
+    if test $XFT_CONFIG != no; then
+      X_LIBS="`$XFT_CONFIG --libs` $X_LIBS"
+      CPPFLAGS="$CPPFLAGS `$XFT_CONFIG --cflags`"
+    fi
+  ])
+
+  save_LIBS="$LIBS"
+  LIBS="$LIBS $X_LIBS"
+  AC_CHECK_HEADERS(X11/Xft/Xft.h fontconfig/fontconfig.h,,[support_xft=no])
+  AC_CHECK_FUNCS(XftDrawString32 FcPatternGet,,[support_xft=no])
+  LIBS="$save_LIBS"
+
+  if test x$support_xft = xyes; then
+    AC_DEFINE(XFT, 1, Define to enable xft support)
+  fi
+fi
+
+if test x$support_image = xyes && test x$rxvt_have_xrender = xyes; then
+  AC_MSG_CHECKING(for Render >= 0.11)
+  AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
+#include <X11/extensions/Xrender.h>
+#if RENDER_MAJOR == 0 && RENDER_MINOR <= 10
+error
+#endif
+]])],[],[support_image=no])
+  if test x$support_image = xyes; then
+    AC_MSG_RESULT(ok)
+    LIBS="$LIBS -lm"
+    AC_DEFINE(XRENDER, 1, Define to enable xrender support)
+
+    if test x$support_inheritpixmap = xyes; then
+      AC_DEFINE(ENABLE_TRANSPARENCY, 1, Define if you want your background to use the parent window background)
+    fi
+  else
+    AC_MSG_RESULT(no)
+  fi
+fi
+
+if test x$support_styles = xyes; then
+  AC_DEFINE(ENABLE_STYLES, 1, Define if you want bold and italic support)
+fi
+if test x$support_iso14755 = xyes; then
+  AC_DEFINE(ISO_14755, 1, Define if you want ISO 14755 extended support)
+fi
+if test x$support_8bitctrls = xyes; then
+  AC_DEFINE(EIGHT_BIT_CONTROLS, 1, Define if you want 8 bit control sequences)
+fi
+if test x$support_fading = xyes; then
+  AC_DEFINE(OFF_FOCUS_FADING, 1, Define if you want faded colors when focus is lost)
+fi
+if test x$support_keepscrolling = xno; then
+  AC_DEFINE(NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING, 1, Define for continual scrolling when you keep the scrollbar button pressed)
+fi
+if test x$support_selectionscrolling = xyes; then
+  AC_DEFINE(SELECTION_SCROLLING, 1, Define to allow scrolling when the selection moves to the top or bottom of the screen)
+fi
+if test x$support_frills = xyes; then
+  AC_DEFINE(ENABLE_FRILLS, 1, Define if you want handling for rarely used but handy features)
+fi
+if test x$support_mousewheel = xyes; then
+  AC_DEFINE(MOUSE_WHEEL, 1, Define to use wheel events (button4 and button5) to scroll)
+fi
+if test x$support_mouseslipwheel = xyes; then
+  AC_DEFINE(MOUSE_SLIP_WHEELING, 1, Define to have CTRL cause wheel events to accelerate scrolling. Release CTRL to halt scrolling)
+fi
+
+scrolltypes=plain
+AC_DEFINE(PLAIN_SCROLLBAR, 1, Support plain style scrollbars)
+
+if test x$support_scroll_rxvt = xyes; then
+  AC_DEFINE(RXVT_SCROLLBAR, 1, Support Rxvt original style scrollbars)
+  scrolltypes="$scrolltypes rxvt"
+fi
+if test x$support_scroll_next = xyes; then
+  AC_DEFINE(NEXT_SCROLLBAR, 1, Support NeXT style scrollbars)
+  scrolltypes="$scrolltypes next"
+fi
+if test x$support_scroll_xterm = xyes; then
+  AC_DEFINE(XTERM_SCROLLBAR, 1, Support Xterm style scrollbars)
+  scrolltypes="$scrolltypes xterm"
+fi
+if test x$support_pointer_blank = xyes; then
+  AC_DEFINE(POINTER_BLANK, 1, Define if you want to hide the pointer while typing)
+fi
+if test x$support_text_blink = xyes; then
+  AC_DEFINE(TEXT_BLINK, 1, Define if you want blinking text support)
+fi
+if test x$support_unicode3 = xyes; then
+  AC_DEFINE(UNICODE_3, 1, Define if you want to represent unicode characters outside plane 0)
+fi
+if test x$support_combining = xyes; then
+  AC_DEFINE(ENABLE_COMBINING, 1, Define if you want to automatically compose combining characters)
+fi
+if test x$codesets = xall; then
+  codesets=jp,jp-ext,kr,zh,zh-ext
+fi
+AC_DEFINE(ENCODING_EU, 1, Define if you want european extended codesets)
+AC_DEFINE(ENCODING_VN, 1, Define if you want vietnamese codesets)
+for codeset in `echo $codesets | tr "[a-z,\\-]" "[A-Z _]"`; do
+  case "$codeset" in
+    JP     ) AC_DEFINE(ENCODING_JP,     1, Define if you want japanese codesets) ;;
+    JP_EXT ) AC_DEFINE(ENCODING_JP_EXT, 1, Define if you want extended japanese codesets) ;;
+    KR     ) AC_DEFINE(ENCODING_KR,     1, Define if you want korean codesets) ;;
+    ZH     ) AC_DEFINE(ENCODING_ZH,     1, Define if you want chinese codesets) ;;
+    ZH_EXT ) AC_DEFINE(ENCODING_ZH_EXT, 1, Define if you want extended chinese codesets) ;;
+  esac
+done
+
+IF_PERL=\#
+if test x$support_perl = xyes; then
+  AC_PATH_PROG(PERL, perl5, perl)
+
+  AC_MSG_CHECKING(for $PERL suitability)
+  if $PERL -MExtUtils::Embed -e "use v5.8" >/dev/null 2>/dev/null; then
+
+     save_CXXFLAGS="$CXXFLAGS"
+     save_LIBS="$LIBS"
+     CXXFLAGS="$CXXFLAGS `$PERL -MExtUtils::Embed -e ccopts`"
+     LIBS="$LIBS `$PERL -MExtUtils::Embed -e ldopts`"
+     AC_LINK_IFELSE([AC_LANG_PROGRAM([[
+#include <EXTERN.h>
+#include <perl.h>
+#include <XSUB.h>
+]], [[
+     PerlInterpreter *perl = perl_alloc ();
+]])],[rxvt_perl_link=yes],[rxvt_perl_link=no])
+     CXXFLAGS="$save_CXXFLAGS"
+     LIBS="$save_LIBS"
+
+     if test x$rxvt_perl_link = xyes; then
+        AC_MSG_RESULT(ok)
+        AC_DEFINE(ENABLE_PERL, 1, Define if you can embed a perl interpreter)
+        IF_PERL=
+        PERL_O=rxvtperl.o
+        PERLFLAGS="`$PERL -MExtUtils::Embed -e ccopts`"
+        PERLLIB="`$PERL -MExtUtils::Embed -e ldopts`"
+        PERLPRIVLIBEXP="`$PERL -MConfig -e 'print $Config{privlibexp}'`"
+     else
+        AC_MSG_ERROR([no, unable to link])
+     fi
+  else
+     AC_MSG_ERROR([no working perl found, or perl not version >= 5.8])
+  fi
+fi
+AC_SUBST(PERLLIB)
+AC_SUBST(PERLFLAGS)
+AC_SUBST(PERLPRIVLIBEXP)
+AC_SUBST(PERL)
+AC_SUBST(IF_PERL)
+AC_SUBST(PERL_O)
+
+
+AC_CONFIG_FILES([Makefile \
+doc/Makefile \
+src/Makefile \
+])
+AC_OUTPUT
+
+echo "Configuration:
+
+  Rxvt version:               $VERSION : $DATE
+  Source code location:       $srcdir
+  Install path:               ${prefix}/bin
+  Compiler:                   $CXX
+  Compiler flags:             $CXXFLAGS
+  Linker:                     $LINKER"
+
+if test x$term != x; then
+  echo "  set TERM to:                $term"
+fi
+if test x$terminfo != x; then
+  echo "  set TERMINFO to:            $terminfo"
+fi
+echo "  default resource name:      $RESNAME"
+echo "  resource class:             $RESCLASS"
+if test x$RESFALLBACK != x; then
+   echo "  resource class fallback:    $RESFALLBACK"
+fi
+echo
+echo "  embedded perl:              $support_perl"
+echo "  image library:              $image_lib"
+echo
+if test x$support_xim = xyes -a x$rxvt_cv_func_xlocale = xno; then
+  echo ".----------------------------------------------------------------."
+  echo ". WARNING: --enable-xim was specified however the locale support ."
+  echo ".          functions could not be found.                         ."
+  echo ".          XIM is now being DISABLED!                            ."
+  echo ".----------------------------------------------------------------."
+fi
+
+echo "*** Optionally check src/feature.h for further, rarely used options ***"
+echo
+
-- 
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