m4_define([version_major],0)
m4_define([version_minor],34)
m4_define([version_micro],9)
m4_define([version_triplet],version_major.version_minor.version_micro)

m4_define([so_major_adjust],9) dnl Don't change!

AC_PREREQ([2.63])
AC_INIT([vte],
        [version_triplet],
        [http://bugzilla.gnome.org/enter_bug.cgi?product=vte],
        [vte])

AC_CONFIG_SRCDIR([src/vte.c])
AC_CONFIG_HEADERS([config.h])

AM_INIT_AUTOMAKE([1.9 foreign no-dist-gzip dist-bzip2 -Wno-portability])

m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES([yes])])

if test -z "$enable_maintainer_mode"; then
  enable_maintainer_mode=yes
fi
AM_MAINTAINER_MODE([enable])

################################################################################
# Libtool versioning
################################################################################
m4_define([lt_revision], m4_if(m4_eval(version_minor%2),1,0,version_micro))
m4_define([lt_age], m4_eval(version_minor*100+version_micro-lt_revision))
m4_define([lt_current], m4_eval(so_major_adjust+version_major+lt_age))
m4_define([lt_triplet],lt_current:lt_revision:lt_age)

LT_VERSION_INFO="lt_triplet()"
AC_SUBST([LT_VERSION_INFO])

################################################################################
# GTK+
################################################################################

VTE_API_MAJOR_VERSION=2
VTE_API_MINOR_VERSION=90
VTE_API_VERSION=$VTE_API_MAJOR_VERSION.$VTE_API_MINOR_VERSION
VTE_PC_VERSION=-$VTE_API_VERSION
VTE_LIBRARY_SUFFIX=$VTE_API_VERSION
VTE_SEAL_CFLAGS="-DVTE_SEAL_ENABLE"
GTK_API_VERSION=3.0
GTK_REQUIRED=3.1.9
GLADE_API_VERSION=2.0

AC_SUBST([VTE_API_VERSION])
AC_SUBST([VTE_API_VERSION_U],[AS_TR_SH([$VTE_API_VERSION])])
AC_SUBST([VTE_API_MAJOR_VERSION])
AC_SUBST([VTE_API_MINOR_VERSION])
AC_SUBST([VTE_PC_VERSION])
AC_SUBST([VTE_SEAL_CFLAGS])
AC_SUBST([GTK_API_VERSION])
AC_SUBST([VTE_LIBRARY_SUFFIX_U],[AS_TR_SH([$VTE_LIBRARY_SUFFIX])])

################################################################################

# Check for programs
AC_PROG_CC
AC_HEADER_STDC
AM_PROG_CC_C_O
AC_PROG_SED

# Initialize libtool
LT_PREREQ([2.2])
LT_INIT

################################################################################
# Enable debugging messages and additional run-time checks.
################################################################################

AC_ARG_ENABLE([debug],
              [AS_HELP_STRING([--enable-debug],
                              [enable extra debugging checks and logging messages])],
              [],[enable_debug=no])
if test "x$enable_debug" = "xyes" ; then
        AC_MSG_RESULT([enabling debug checks and messages])
        AC_DEFINE(VTE_DEBUG,1,[Enable debugging messages.])
fi

################################################################################
# i18n
################################################################################

IT_PROG_INTLTOOL([0.35.0])

GETTEXT_PACKAGE=vte-$VTE_API_VERSION
AC_SUBST(GETTEXT_PACKAGE)
AC_DEFINE_UNQUOTED(GETTEXT_PACKAGE,"$GETTEXT_PACKAGE",
                   [Package translatable messages domain name.])
AM_GLIB_GNU_GETTEXT
AC_CHECK_DECLS(bind_textdomain_codeset,,,[#include "libintl.h"])

################################################################################
# Platform checks
################################################################################

AC_MSG_CHECKING([for a win32 platform])
platform_win32=no
case "$host" in
	*-*-mingw*|*-*-cygwin*)
		platform_win32=yes
		;;
esac
AC_MSG_RESULT([$platform_win32])
AM_CONDITIONAL(PLATFORM_WIN32, test "$platform_win32" = "yes")

os_win32=no
if test "x$platform_win32" = "xyes"; then
	AC_MSG_CHECKING([for native win32])
	case "$host" in
		*-*-mingw*)
			os_win32=yes
			;;
	esac
	AC_MSG_RESULT([$os_win32])
fi
AM_CONDITIONAL(OS_WIN32, test "x$os_win32" = "xyes")


if test "x$platform_win32" != "xyes"; then
	LIBTOOL_EXPORT_OPTIONS=
else
	LIBTOOL_EXPORT_OPTIONS='-no-undefined'
fi
AC_SUBST([LIBTOOL_EXPORT_OPTIONS])
LIBTOOL_FLAGS='-as-needed'
AC_SUBST([LIBTOOL_FLAGS])

################################################################################
# Compilation
################################################################################

CC_CHECK_CFLAGS_APPEND([ \
  -Wall -Wextra \
  -Wformat-nonliteral -Werror=format-security \
  -Wsign-compare -Werror=implicit-function-declaration \
  -Wpointer-arith -Wwrite-strings -Wstrict-prototypes \
  -Waggregate-return -Wcast-align -Wimplicit -Wuninitialized \
  -Wmissing-prototypes -Wmissing-declarations -Wnested-externs \
  -Wpacked -Wmissing-format-attribute -Wshadow \
  -Wstrict-aliasing=2 -Winit-self -Wunsafe-loop-optimizations \
  -Wdeclaration-after-statement -Wold-style-definition \
  -Wno-missing-field-initializers -Wno-unused-parameter \
  -fno-common -Wno-switch-enum])

##########################################################
# Check for -Bsymbolic-functions linker flag used to avoid
# intra-library PLT jumps, if available.
##########################################################

AC_ARG_ENABLE([Bsymbolic],
  [AS_HELP_STRING([--disable-Bsymbolic],
                  [disable linking with -Bsymbolic])],
  [],[enable_Bsymbolic=yes])

VTE_LDFLAGS=
if test "$enable_Bsymbolic" != "no"; then
  CC_CHECK_LDFLAGS(["-Wl,-Bsymbolic-functions"],
    [VTE_LDFLAGS="$VTE_LDFLAGS -Wl,-Bsymbolic-functions"],
    [if test "$enable_Bsymbolic" = "auto"; then
       AC_MSG_WARN([-Bsymbolic not supported by ld; disabling])
       enable_Bsymbolic=no
     else
       AC_MSG_ERROR([-Bsymbolic requested but not supported by ld. Use --disable-Bsymbolic to disable])
     fi])
fi

AC_SUBST([VTE_LDFLAGS])

################################################################################
# Core
################################################################################

# Use all available features under glibc, and disable accidental use of
# deprecated functionality.
AC_EGREP_CPP(glibc,
		[
		 #include <stdio.h>
		 #ifdef __GLIBC__
		 glibc
		 #endif
		],
		AC_DEFINE(_GNU_SOURCE,1,[Use all glibc features.]))

case $host in
*-*-solaris*)
	AC_DEFINE(_XOPEN_SOURCE_EXTENDED,1,[Needed to get declarations for msg_control and msg_controllen on Solaris])
	AC_DEFINE(_XOPEN_SOURCE,1,[Needed to get declarations for msg_control and msg_controllen on Solaris])
	AC_DEFINE(__EXTENSIONS__,1,[Needed to get declarations for msg_control and msg_controllen on Solaris])
	;;
esac

GLIB_REQUIRED=2.31.13
GIO_REQUIRED=2.31.13
PANGO_REQUIRED=1.22.0
AC_DEFINE(GDK_MULTIHEAD_SAFE,1,[Force use of GDK multihead-safe APIs.])
PKG_CHECK_MODULES(GLIB,[glib-2.0 >= $GLIB_REQUIRED gobject-2.0 gio-2.0 >= $GIO_REQUIRED])
PKG_CHECK_MODULES(GTK,[glib-2.0 >= $GLIB_REQUIRED gobject-2.0 gio-2.0 >= $GIO_REQUIRED gtk+-$GTK_API_VERSION >= $GTK_REQUIRED])

AC_PATH_PROG([GLIB_GENMARSHAL],[glib-genmarshal])
AC_PATH_PROG([GLIB_MKENUMS],[glib-mkenums])

AC_ARG_VAR([GLIB_COMPILE_RESOURCES],[the glib-compile-resources programme])
AC_PATH_PROG([GLIB_COMPILE_RESOURCES],[glib-compile-resources],[])
if test -z "$GLIB_COMPILE_RESOURCES"; then
  AC_MSG_ERROR([glib-compile-resources not found])
fi

VTE_DEFAULT_EMULATION=xterm
AC_DEFINE_UNQUOTED(VTE_DEFAULT_EMULATION,"$VTE_DEFAULT_EMULATION",[The default terminal type to be emulated.])

# Check for headers.
AC_CHECK_HEADERS(sys/select.h sys/syslimits.h sys/termios.h sys/un.h sys/wait.h stropts.h termios.h util.h wchar.h)
AC_HEADER_TIOCGWINSZ

# Check for PTY handling functions.
AC_CHECK_FUNCS([cfmakeraw fork setsid setpgid getpgid getpt grantpt unlockpt posix_openpt ptsname ptsname_r tcgetattr tcsetattr])

# Misc I/O routines.
AC_CHECK_FUNCS([pread pwrite fwrite_unlocked])

# Pull in the right libraries for various functions which might not be
# bundled into an exploded libc.
AC_CHECK_FUNC(socket,[have_socket=1],AC_CHECK_LIB(socket,socket,[have_socket=1; LIBS="$LIBS -lsocket"]))
AC_CHECK_FUNC(socketpair,[have_socketpair=1],AC_CHECK_LIB(socket,socketpair,[have_socketpair=1; LIBS="$LIBS -lsocket"]))
AC_CHECK_FUNC(recvmsg,[have_recvmsg=1],AC_CHECK_LIB(socket,recvmsg,[have_recvmsg=1; LIBS="$LIBS -lsocket -lnsl"]))
AC_CHECK_FUNC(openpty,[have_openpty=1],AC_CHECK_LIB(util,openpty,[have_openpty=1; LIBS="$LIBS -lutil"]))
if test x$have_socket = x1 ; then
	AC_DEFINE(HAVE_SOCKET,1,[Define if you have the socket function.])
fi
if test x$have_socketpair = x1 ; then
	AC_DEFINE(HAVE_SOCKETPAIR,1,[Define if you have the socketpair function.])
fi
if test x$have_recvmsg = x1 ; then
	AC_DEFINE(HAVE_RECVMSG,1,[Define if you have the recvmsg function.])
fi
if test x$have_openpty = x1 ; then
	AC_DEFINE(HAVE_OPENPTY,1,[Define if you have the openpty function.])
fi
AC_CHECK_FUNC(floor,,AC_CHECK_LIB(m,floor,LIBS=["$LIBS -lm"]))
AC_CHECK_FUNCS([ceil floor round])

# Look for tgetent

AC_CHECK_FUNC([tgetent],[vte_cv_termcap_lib=libc],
  [AC_CHECK_LIB([ncurses],[tgetent],[vte_cv_termcap_lib=libncurses],
    [AC_CHECK_LIB([tinfo],[tgetent],[vte_cv_termcap_lib=libtinfo],
      [AC_CHECK_LIB([curses],[tgetent],[vte_cv_termcap_lib=libcurses],
        [AC_CHECK_LIB([termcap],[tgetent],[vte_cv_termcap_lib=libtermcap],
          [vte_cv_termcap_lib=])])])])])

case "$vte_cv_termcap_lib" in
  libc)       # FIXME: which headers to include here?
              ;;
  libncurses) # We need ncurses.h and term.h, or ncurses/curses.h and ncurses/term.h
              AC_CHECK_HEADERS([ncurses.h term.h],[],
                [AC_CHECK_HEADERS([ncurses/curses.h ncurses/term.h],[],
                  [AC_MSG_ERROR([ncurses headers not found])])])
              LIBS="-lncurses $LIBS"
              ;;
  libtinfo)   # Need ncurses/curses.h and ncurses/term.h
              AC_CHECK_HEADERS([ncurses.h term.h],[],
                [AC_CHECK_HEADERS([ncurses/curses.h ncurses/term.h],[],
                  [AC_MSG_ERROR([ncurses headers not found])])])
              LIBS="-ltinfo $LIBS"
              ;;
  libcurses)  # Need curses.h and term.h
              AC_CHECK_HEADERS([curses.h term.h],[],
                [AC_MSG_ERROR([curses headers not found])],
                [[#ifdef HAVE_CURSES_H
                  #include <curses.h>
                  #endif]])
              LIBS="-lcurses $LIBS"
              ;;
  libtermcap) # Need termcap.h
              AC_CHECK_HEADERS([termcap.h],[],
                [AC_MSG_ERROR([termcap headers not found])])
              LIBS="-ltermcap $LIBS"
              ;;
  *)          AC_MSG_ERROR([tgetent not found in any library]) ;;
esac

# Search for the required modules.

# We have a direct dependency on X11 on gdk-x11, see bug #613525
AC_MSG_CHECKING([for GDK targets])
GDK_TARGETS="$($PKG_CONFIG --variable targets gdk-$GTK_API_VERSION)"
AC_MSG_RESULT([$GDK_TARGETS])
PLATFORM_PKGS=
for i in $GDK_TARGETS; do
  if test "$i" = "x11"; then
    PLATFORM_PKGS="$PLATFORM_PKGS x11 cairo-xlib"
  fi
done

VTE_PKGS="glib-2.0 >= $GLIB_REQUIRED gobject-2.0 pango >= $PANGO_REQUIRED gtk+-$GTK_API_VERSION >= $GTK_REQUIRED gobject-2.0 gio-2.0 gio-unix-2.0 $PLATFORM_PKGS"
PKG_CHECK_MODULES([VTE],[$VTE_PKGS])
AC_SUBST([VTE_PKGS])

wcs_funcs_includes="
#ifdef HAVE_STRING_H
# if !STDC_HEADERS && HAVE_MEMORY_H
#  include <memory.h>
# endif
# include <string.h>
#else
# ifdef HAVE_STRINGS_H
#  include <strings.h>
# endif
#endif
#ifdef HAVE_WCHAR_H
# include <wchar.h>
#endif
"

AC_CHECK_TYPES(wint_t, AC_DEFINE(HAVE_WINT_T, , [Defined when the wint_t type is supported]), ,$wcs_funcs_includes)

################################################################################
# GNOME PTY Helper
################################################################################

AC_ARG_ENABLE(gnome-pty-helper, [AS_HELP_STRING(--enable-gnome-pty-helper,Build a setuid helper for opening ptys [default=yes])], enable_gnome_pty_helper="$enableval", enable_gnome_pty_helper=yes)
if test "$enable_gnome_pty_helper" != no; then
	AC_DEFINE(VTE_USE_GNOME_PTY_HELPER,1,[Define if you intend to use gnome-pty-helper.])
	AC_CONFIG_SUBDIRS(gnome-pty-helper)
fi
AM_CONDITIONAL(BUILD_GNOME_PTY_HELPER,[test "$enable_gnome_pty_helper" != no])

################################################################################
# Glade catalogue
################################################################################

AC_MSG_CHECKING([whether to install the glade catalogue])
AC_ARG_ENABLE([glade-catalogue],
  [AS_HELP_STRING([--disable-glade],[Disable installing the glade catalogue])],
  [],[enable_glade_catalogue=no])
AC_MSG_RESULT([$enable_glade_catalogue])

if test "$enable_glade_catalogue" = "yes"; then
  GLADE_CATALOGUE_DIR="$($PKG_CONFIG --variable=catalogdir gladeui-$GLADE_API_VERSION)"
  GLADE_ICON_DIR="$($PKG_CONFIG --variable=pixmapdir gladeui-$GLADE_API_VERSION)"
  GLADE_MODULE_DIR="$($PKG_CONFIG --variable=moduledir gladeui-$GLADE_API_VERSION)"

  if test -z "$GLADE_CATALOGUE_DIR" -o -z "$GLADE_MODULE_DIR"; then
    AC_MSG_ERROR([gladeui-$GLADE_API_VERSION not found])
  fi

  AC_SUBST([GLADE_CATALOGUE_DIR])
  AC_SUBST([GLADE_ICON_DIR])
  AC_SUBST([GLADE_MODULE_DIR])
fi
  
AM_CONDITIONAL([ENABLE_GLADE_CATALOGUE],[test "$enable_glade_catalogue" = "yes"])

# *************
# Introspection
# *************

# No automagic please!
if test -z "$enable_introspection"; then
  enable_introspection=no
fi

GOBJECT_INTROSPECTION_CHECK([0.9.0])

################################################################################

GTK_DOC_CHECK([1.13],[--flavour no-tmpl])

AC_SUBST([GLIB_PREFIX],[$($PKG_CONFIG --variable=prefix glib-2.0)])
AC_SUBST([GTK_PREFIX],[$($PKG_CONFIG --variable=prefix gtk+-$GTK_API_VERSION)])

################################################################################

AC_SUBST([VTE_MAJOR_VERSION],[version_major])
AC_SUBST([VTE_MINOR_VERSION],[version_minor])
AC_SUBST([VTE_MICRO_VERSION],[version_micro])

AC_SUBST([AM_CPPFLAGS],["$AM_CPPFLAGS -DGLIB_DISABLE_DEPRECATION_WARNINGS"])
AC_SUBST([AM_CFLAGS])
AC_SUBST([AM_LDFLAGS])

################################################################################

AC_CONFIG_FILES([
Makefile
src/Makefile
src/vteversion.h
src/vte.gresource.xml
termcaps/Makefile
perf/Makefile
po/Makefile.in
doc/Makefile
doc/openi18n/Makefile
doc/reference/Makefile
doc/reference/version.xml
glade/Makefile
glade/vte.xml.in
])

AC_CONFIG_FILES([vte${VTE_PC_VERSION}.pc:vte.pc.in],[VTE_PC_VERSION=${VTE_PC_VERSION}])

AC_OUTPUT

#####################
# Print configuration
#####################
cat <<EOF | tee -a config.log

## -------------- ##
## Configuration. ##
## -------------- ##

Configuration for libvte $VERSION for gtk+-$GTK_API_VERSION
	Installing Glade catalogue: $enable_glade_catalogue
	Debugging: $enable_debug
EOF