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nano/configure.ac
David Lawrence Ramsey 899d0360ec Back to CVS 
git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@3682 35c25a1d-7b9e-4130-9fde-d3aeb78583b8
2006-06-26 04:03:31 +00:00

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# Configuration for GNU nano - a small and user-friendly text editor
#
# Copyright (C) 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
#
# GNU nano is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the
# Free Software Foundation; either version 2, or (at your option) any
# later version.
#
# GNU nano is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with GNU nano; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301,
# USA.
#
# $Id$
AC_INIT([GNU nano], [1.3.12-cvs], [nano-devel@gnu.org], [nano])
AC_CONFIG_SRCDIR([src/nano.c])
AC_CANONICAL_TARGET([])
AM_INIT_AUTOMAKE
AC_CONFIG_HEADERS([config.h])
AC_PREREQ(2.54)
dnl Checks for programs.
AC_GNU_SOURCE
AC_PROG_CC
AC_PROG_LN_S
AC_ISC_POSIX
AC_SYS_LARGEFILE
dnl Internationalization macros.
AM_GNU_GETTEXT_VERSION(0.11.5)
AM_GNU_GETTEXT([external], [need-ngettext])
AM_CONDITIONAL(USE_NLS, test "x$USE_NLS" = "xyes")
dnl Data location.
pkgdatadir=${datadir}/${PACKAGE}
AC_DEFINE_DIR([PKGDATADIR], [pkgdatadir], [Where data are placed to.])
dnl Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS(getopt.h libintl.h limits.h regex.h sys/param.h wchar.h wctype.h)
dnl Checks for options.
AC_ARG_ENABLE(debug,
[ --enable-debug Enable debugging (disabled by default)],
[if test x$enableval = xyes; then
AC_DEFINE(DEBUG, 1, [Define this to enable nano debug messages and assert warnings.])
debug_support=yes
fi])
if test x$debug_support != xyes; then
AC_DEFINE(NDEBUG, 1, [Shut up the assert warnings :-)])
fi
AC_ARG_ENABLE(extra,
[ --enable-extra Enable extra features, currently only easter eggs],
[if test x$enableval = xyes; then
AC_DEFINE(NANO_EXTRA, 1, [Define this to enable the extra stuff.]) extra_support=yes
fi])
AC_ARG_ENABLE(tiny,
[ --enable-tiny Disable features for the sake of size],
[if test x$enableval = xyes; then
AC_DEFINE(NANO_TINY, 1, [Define this to make the nano executable as small as possible.]) tiny_support=yes
AC_DEFINE(DISABLE_BROWSER, 1, [Define this to disable the built-in file browser.])
AC_DEFINE(DISABLE_HELP, 1, [Define this to disable the help text display.])
AC_DEFINE(DISABLE_JUSTIFY, 1, [Define this to disable the justify routine.])
AC_DEFINE(DISABLE_MOUSE, 1, [Define this to disable the mouse functions.])
AC_DEFINE(DISABLE_OPERATINGDIR, 1, [Define this to disable setting of the operating directory (chroot of sorts).])
AC_DEFINE(DISABLE_SPELLER, 1, [Define this to disable the spell checker functions.])
AC_DEFINE(DISABLE_TABCOMP, 1, [Define to disable the tab completion code Chris worked so hard on!])
AC_DEFINE(DISABLE_WRAPPING, 1, [Define this to disable any and all text wrapping.])
fi])
AC_ARG_ENABLE(browser,
[ --disable-browser Disable mini file browser],
[if test x$enableval != xyes; then
AC_DEFINE(DISABLE_BROWSER, 1, [Define this to disable the built-in file browser.])
fi])
AC_ARG_ENABLE(help,
[ --disable-help Disable help function],
[if test x$enableval != xyes; then
AC_DEFINE(DISABLE_HELP, 1, [Define this to disable the help text display.])
fi])
AC_ARG_ENABLE(justify,
[ --disable-justify Disable justify/unjustify function],
[if test x$enableval != xyes; then
AC_DEFINE(DISABLE_JUSTIFY, 1, [Define this to disable the justify routine.])
fi])
AC_ARG_ENABLE(mouse,
[ --disable-mouse Disable mouse support (and -m flag)],
[if test x$enableval != xyes; then
AC_DEFINE(DISABLE_MOUSE, 1, [Define this to disable the mouse functions.])
fi])
AC_ARG_ENABLE(operatingdir,
[ --disable-operatingdir Disable setting of operating directory (chroot of sorts)],
[if test x$enableval != xyes; then
AC_DEFINE(DISABLE_OPERATINGDIR, 1, [Define this to disable setting of the operating directory (chroot of sorts).])
fi])
AC_ARG_ENABLE(speller,
[ --disable-speller Disable spell checker functions],
[if test x$enableval != xyes; then
AC_DEFINE(DISABLE_SPELLER, 1, [Define this to disable the spell checker functions.])
fi])
AC_ARG_ENABLE(tabcomp,
[ --disable-tabcomp Disable tab completion code for a smaller binary],
[if test x$enableval != xyes; then
AC_DEFINE(DISABLE_TABCOMP, 1, [Define to disable the tab completion code Chris worked so hard on!])
fi])
AC_ARG_ENABLE(wrapping,
[ --disable-wrapping Disable all wrapping of text (and -w flag)],
[if test x$enableval != xyes; then
AC_DEFINE(DISABLE_WRAPPING, 1, [Define this to disable any and all text wrapping.])
fi])
AC_ARG_ENABLE(wrapping-as-root,
[ --disable-wrapping-as-root Disable wrapping of text as root by default],
[if test x$enableval != xyes; then
AC_DEFINE(DISABLE_ROOTWRAP, 1, [Define this to disable wrapping as root by default.])
fi])
AC_ARG_ENABLE(color,
[ --enable-color Enable color and syntax highlighting],
[if test x$enableval = xyes; then
AC_DEFINE(ENABLE_NANORC, 1, [Define this to use the .nanorc file.]) nanorc_support=yes
AC_DEFINE(ENABLE_COLOR, 1, [Define this to have syntax highlighting, requires regex.h and ENABLE_NANORC too!]) color_support=yes
fi])
AC_ARG_ENABLE(multibuffer,
[ --enable-multibuffer Enable multiple file buffers],
[if test x$enableval = xyes; then
AC_DEFINE(ENABLE_MULTIBUFFER, 1, [Define this to enable multiple file buffers.]) multibuffer_support=yes
fi])
AC_ARG_ENABLE(nanorc,
[ --enable-nanorc Enable use of .nanorc file],
[if test x$enableval = xyes; then
AC_DEFINE(ENABLE_NANORC, 1, [Define this to use the .nanorc file.]) nanorc_support=yes
fi])
AC_ARG_ENABLE(all,
[ --enable-all Enable ALL extra nano functionality (kitchen sink option)],
[if test x$enableval = xyes; then
AC_DEFINE(ENABLE_NANORC, 1, [Define this to use the .nanorc file.]) nanorc_support=yes
AC_DEFINE(ENABLE_COLOR, 1, [Define this to have syntax highlighting, requires regex.h and ENABLE_NANORC too!]) color_support=yes
AC_DEFINE(ENABLE_MULTIBUFFER, 1, [Define this to enable multiple file buffers.]) multibuffer_support=yes
AC_DEFINE(NANO_EXTRA, 1, [Define this to enable the extra stuff.]) extra_support=yes
fi])
AC_MSG_CHECKING([whether to enable UTF-8 support])
AC_ARG_ENABLE(utf8,
[ --enable-utf8 Enable UTF-8 support],
[if test x$enableval = xyes; then
enable_utf8=yes
else
enable_utf8=no
fi],
[enable_utf8=auto])
AC_MSG_RESULT($enable_utf8)
AC_MSG_CHECKING([whether to use slang])
CURSES_LIB_NAME=""
AC_ARG_WITH(slang,
[ --with-slang[=DIR] Use the slang library instead of curses],
[ case "$with_slang" in
no)
AC_MSG_RESULT(no)
;;
*)
AC_MSG_RESULT(yes)
if test x$with_slang != xyes; then
# Add additional search path
LDFLAGS="-L$with_slang/lib $LDFLAGS"
CPPFLAGS="-I$with_slang/include $CPPFLAGS"
fi
if test x$enable_utf8 != xno; then
AC_CHECK_HEADER(slcurses.h,
AC_MSG_CHECKING([for SLutf8_enable in -lslang])
_libs=$LIBS
LIBS="$LIBS -lslang"
AC_TRY_RUN([
#include <slcurses.h>
int main(void)
{
SLutf8_enable(TRUE);
return 0;
}],
[AC_MSG_RESULT(yes)
AC_DEFINE(USE_SLANG, 1, [Define to use the slang wrappers for curses instead of native curses.])
slang_support=yes
CURSES_LIB_WIDE=yes
if test x$with_slang != xyes; then
CURSES_LIB="-L${with_slang}/lib -lslang"
else
CURSES_LIB="-lslang"
fi
CURSES_LIB_NAME=slang],
[AC_MSG_RESULT(no)
# We might need the term library
for termlib in ncurses curses termcap terminfo termlib; do
AC_CHECK_LIB([${termlib}], tputs, [tcap="-l$termlib"])
test -n "$tcap" && break
done
AC_MSG_CHECKING([for SLutf8_enable in -lslang $tcap])
LIBS="$LIBS $tcap"
AC_TRY_RUN([
#include <slcurses.h>
int main(void)
{
SLutf8_enable(TRUE);
return 0;
}],
[AC_MSG_RESULT(yes)
AC_DEFINE(USE_SLANG, 1, [Define to use the slang wrappers for curses instead of native curses.])
slang_support=yes
CURSES_LIB_WIDE=yes
if test x$with_slang != xyes; then
CURSES_LIB="-L${with_slang}/lib -lslang $tcap"
else
CURSES_LIB="-lslang $tcap"
fi
CURSES_LIB_NAME=slang],
[AC_MSG_RESULT(no)
# We might need the math library
AC_MSG_CHECKING([for SLutf8_enable in -lslang $tcap -lm])
LIBS="$LIBS -lm"
AC_TRY_RUN([
#include <slcurses.h>
int main(void)
{
SLutf8_enable(TRUE);
return 0;
}],
[AC_MSG_RESULT(yes)
AC_DEFINE(USE_SLANG, 1, [Define to use the slang wrappers for curses instead of native curses.])
slang_support=yes
CURSES_LIB_WIDE=yes
if test x$with_slang != xyes; then
CURSES_LIB="-L${with_slang}/lib -lslang $tcap -lm"
else
CURSES_LIB="-lslang $tcap -lm"
fi
CURSES_LIB_NAME=slang],
[AC_MSG_RESULT(no)],
AC_MSG_WARN([*** Can not use slang when cross-compiling]))],
AC_MSG_WARN([*** Can not use slang when cross-compiling]))],
AC_MSG_WARN([*** Can not use slang when cross-compiling])),
AC_MSG_ERROR([
*** The header file slcurses.h was not found. If you wish to use
*** slang support this header file is required. Please either
*** install a version of slang that includes the slcurses.h file or
*** do not call the configure script with --with-slang
]))
fi
if eval "test x$CURSES_LIB_NAME = x"; then
# Reset libs if the above slang tests failed
if test x$enable_utf8 != xno; then
LIBS=$_libs
fi
AC_CHECK_HEADER(slcurses.h,
AC_MSG_CHECKING([for SLtt_initialize in -lslang])
_libs=$LIBS
LIBS="$LIBS -lslang"
AC_TRY_RUN([
#include <slcurses.h>
int main(void)
{
SLtt_initialize(NULL);
return 0;
}],
[AC_MSG_RESULT(yes)
AC_DEFINE(USE_SLANG, 1, [Define to use the slang wrappers for curses instead of native curses.])
slang_support=yes
if test x$with_slang != xyes; then
CURSES_LIB="-L${with_slang}/lib -lslang"
else
CURSES_LIB="-lslang"
fi
CURSES_LIB_NAME=slang],
[AC_MSG_RESULT(no)
# We might need the term library
for termlib in ncurses curses termcap terminfo termlib; do
AC_CHECK_LIB([${termlib}], tputs, [tcap="-l$termlib"])
test -n "$tcap" && break
done
AC_MSG_CHECKING([for SLtt_initialize in -lslang $tcap])
LIBS="$LIBS $tcap"
AC_TRY_RUN([
#include <slcurses.h>
int main(void)
{
SLtt_initialize(NULL);
return 0;
}],
[AC_MSG_RESULT(yes)
AC_DEFINE(USE_SLANG, 1, [Define to use the slang wrappers for curses instead of native curses.])
slang_support=yes
if test x$with_slang != xyes; then
CURSES_LIB="-L${with_slang}/lib -lslang $tcap"
else
CURSES_LIB="-lslang $tcap"
fi
CURSES_LIB_NAME=slang],
[AC_MSG_RESULT(no)
# We might need the math library
AC_MSG_CHECKING([for SLtt_initialize in -lslang $tcap -lm])
LIBS="$LIBS -lm"
AC_TRY_RUN([
#include <slcurses.h>
int main(void)
{
SLtt_initialize(NULL);
return 0;
}],
[AC_MSG_RESULT(yes)
AC_DEFINE(USE_SLANG, 1, [Define to use the slang wrappers for curses instead of native curses.])
slang_support=yes
if test x$with_slang != xyes; then
CURSES_LIB="-L${with_slang}/lib -lslang $tcap -lm"
else
CURSES_LIB="-lslang $tcap -lm"
fi
CURSES_LIB_NAME=slang],
[AC_MSG_RESULT(no)],
AC_MSG_WARN([*** Can not use slang when cross-compiling]))],
AC_MSG_WARN([*** Can not use slang when cross-compiling]))],
AC_MSG_WARN([*** Can not use slang when cross-compiling])),
AC_MSG_ERROR([
*** The header file slcurses.h was not found. If you wish to use
*** slang support this header file is required. Please either
*** install a version of slang that includes the slcurses.h file or
*** do not call the configure script with --with-slang
]))
fi
if test "${_libs+set}" = "set"; then
LIBS=$_libs
fi
if test x$with_slang != xyes; then
LDFLAGS=${_ldflags}
fi
;;
esac], [AC_MSG_RESULT(no)])
AM_CONDITIONAL(USE_COLOR, test "x$color_support" = "xyes")
dnl Checks for functions.
AC_CHECK_FUNCS(getdelim getline isblank strcasecmp strcasestr strncasecmp strnlen vsnprintf)
if test x$enable_utf8 != xno; then
AC_CHECK_FUNCS(iswalnum iswblank iswpunct iswspace mblen mbstowcs mbtowc wctomb wcwidth)
fi
if test x$ac_cv_func_vsnprintf = xno; then
AM_PATH_GLIB_2_0(2.0.0,,
AC_MSG_ERROR([
*** vsnprintf() not found. GLIB 2.x not found either. You should
*** install the GLIB 2.x library which can be found at
*** ftp://ftp.gtk.org/.]),
glib)
fi
dnl Checks for typedefs, structures, and compiler characteristics.
dnl Checks for library functions.
AC_TYPE_SIGNAL
AC_FUNC_VPRINTF
AC_CHECK_FUNCS(getopt_long)
dnl Checks for libraries.
if eval "test x$CURSES_LIB_NAME = x"; then
AC_CHECK_HEADERS(ncurses.h)
if test x$enable_utf8 != xno; then
AC_CHECK_LIB(ncursesw, get_wch, [CURSES_LIB="-lncursesw" CURSES_LIB_NAME=ncursesw CURSES_LIB_WIDE=yes])
fi
if eval "test x$CURSES_LIB_NAME = x"; then
AC_CHECK_LIB(ncurses, initscr, [CURSES_LIB="-lncurses" CURSES_LIB_NAME=ncurses])
fi
fi
if eval "test x$CURSES_LIB_NAME = x"; then
AC_CHECK_HEADERS(curses.h)
if test x$enable_utf8 != xno; then
AC_CHECK_LIB(curses, get_wch, [CURSES_LIB="-lcurses" CURSES_LIB_NAME=curses CURSES_LIB_WIDE=yes])
fi
if eval "test x$CURSES_LIB_NAME = x"; then
AC_CHECK_LIB(curses, initscr, [CURSES_LIB="-lcurses" CURSES_LIB_NAME=curses])
fi
fi
if eval "test x$CURSES_LIB_NAME = x"; then
AC_MSG_WARN([
*** No curses lib available. Consider getting the official ncurses
*** distribution from ftp://ftp.gnu.org/pub/gnu/ncurses if you get
*** errors compiling nano.])
else
AC_MSG_RESULT([Using $CURSES_LIB_NAME as the curses library])
fi
AC_CHECK_LIB([$CURSES_LIB_NAME], use_default_colors, AC_DEFINE(HAVE_USE_DEFAULT_COLORS, 1, [Define this if your curses library has the use_default_colors() command.]))
dnl Parse any configure options.
LIBS="$LIBS $CURSES_LIB"
AC_SUBST(CURSES_LIB)
if test "x$GLIB_CFLAGS" != "x"; then
CFLAGS="$CFLAGS $GLIB_CFLAGS"
fi
if test "x$GLIB_LIBS" != "x"; then
LDFLAGS="$LDFLAGS $GLIB_LIBS"
fi
if test x$enable_utf8 != xno && \
test x$CURSES_LIB_WIDE = xyes && \
test x$ac_cv_func_iswalnum = xyes && \
test x$ac_cv_func_iswpunct = xyes && \
(test x$ac_cv_func_iswblank = xyes || test x$ac_cv_func_iswspace = xyes) && \
test x$ac_cv_func_mblen = xyes && \
test x$ac_cv_func_mbstowcs = xyes && \
test x$ac_cv_func_mbtowc = xyes && \
test x$ac_cv_func_wctomb = xyes && \
test x$ac_cv_func_wcwidth = xyes; then
AC_DEFINE(ENABLE_UTF8, 1, [Define this if your system has sufficient UTF-8 support (a wide curses library, iswalnum(), iswpunct(), iswblank() or iswspace(), mblen(), mbstowcs(), mbtowc(), wctomb(), and wcwidth()).])
else
if test x$enable_utf8 = xyes; then
AC_MSG_ERROR([
*** UTF-8 support was requested, but insufficient UTF-8 support was
*** detected in your curses and/or C libraries. Please verify that your
*** slang was built with UTF-8 support or your curses was built with
*** wide character support, and that your C library was built with wide
*** character support.])
elif test x$enable_utf8 != xno; then
AC_MSG_WARN([
*** Insufficient UTF-8 support was detected in your curses and/or C
*** libraries. If you want UTF-8 support, please verify that your slang
*** was built with UTF-8 support or your curses was built with wide
*** character support, and that your C library was built with wide
*** character support.])
fi
fi
AC_CONFIG_FILES([
Makefile
doc/Makefile
doc/nanorc.sample
doc/man/Makefile
doc/man/fr/Makefile
doc/syntax/Makefile
doc/texinfo/Makefile
m4/Makefile
po/Makefile.in
src/Makefile
nano.spec
])
AC_OUTPUT
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