# Configuration for GNU nano - a small and user-friendly text editor # # Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007 # 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 3, 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], [2.2.0-svn], [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}/${PACKAGE} AC_DEFINE_DIR([PKGDATADIR], [pkgdatadir], [Where data are placed to.]) dnl Checks for header files. AC_HEADER_STDC AC_CHECK_HEADERS(getopt.h libintl.h limits.h regex.h sys/param.h wchar.h wctype.h stdarg.h) dnl Checks for options. AC_ARG_ENABLE(debug, [ --enable-debug Enable debugging (disabled by default)], [if test x$enableval = xyes; then AC_DEFINE(DEBUG, 1, [Define this to enable debug messages and assert warnings.]) debug_support=yes fi]) if test x$debug_support != xyes; then AC_DEFINE(NDEBUG, 1, [Shut up assert warnings :-)]) fi AC_ARG_ENABLE(tiny, [ --enable-tiny Disable features for the sake of size], [if test x$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 routines.]) AC_DEFINE(DISABLE_MOUSE, 1, [Define this to disable the mouse support.]) AC_DEFINE(DISABLE_OPERATINGDIR, 1, [Define this to disable the 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 functions for files and search strings.]) AC_DEFINE(DISABLE_WRAPPING, 1, [Define this to disable all text wrapping.]) fi]) AC_ARG_ENABLE(extra, [ --disable-extra Disable extra features, currently only easter eggs], [if test x$enableval != xno; then AC_DEFINE(NANO_EXTRA, 1, [Define this to enable extra stuff.]) extra_support=yes fi], [if test x$enable_tiny != xyes; then AC_DEFINE(NANO_EXTRA, 1, [Define this to enable extra stuff.]) extra_support=yes fi]) AC_ARG_ENABLE(browser, [ --disable-browser Disable built-in file browser], [if test x$enableval != xyes; then AC_DEFINE(DISABLE_BROWSER, 1, [Define this to disable the built-in file browser.]) fi]) AC_ARG_ENABLE(help, [ --disable-help Disable help functions], [if test x$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 functions], [if test x$enableval != xyes; then AC_DEFINE(DISABLE_JUSTIFY, 1, [Define this to disable the justify routines.]) fi]) AC_ARG_ENABLE(mouse, [ --disable-mouse Disable mouse support (and -m flag)], [if test x$enableval != xyes; then AC_DEFINE(DISABLE_MOUSE, 1, [Define this to disable the mouse support.]) fi]) AC_ARG_ENABLE(operatingdir, [ --disable-operatingdir Disable setting of operating directory (chroot of sorts)], [if test x$enableval != xyes; then AC_DEFINE(DISABLE_OPERATINGDIR, 1, [Define this to disable the setting of the operating directory (chroot of sorts).]) fi]) AC_ARG_ENABLE(speller, [ --disable-speller Disable spell checker functions], [if test x$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 functions], [if test x$enableval != xyes; then AC_DEFINE(DISABLE_TABCOMP, 1, [Define to disable the tab completion functions for files and search strings.]) fi]) AC_ARG_ENABLE(wrapping, [ --disable-wrapping Disable all wrapping of text (and -w flag)], [if test x$enableval != xyes; then AC_DEFINE(DISABLE_WRAPPING, 1, [Define this to disable 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$enableval != xyes; then AC_DEFINE(DISABLE_ROOTWRAPPING, 1, [Define this to disable text wrapping as root by default.]) fi]) AC_ARG_ENABLE(color, [ --disable-color Disable color and syntax highlighting], if test x$enableval != xno; then if test x$ac_cv_header_regex_h = xyes; then AC_DEFINE(ENABLE_NANORC, 1, [Define this to use .nanorc files.]) nanorc_support=yes AC_DEFINE(ENABLE_COLOR, 1, [Define this to have syntax highlighting, requires regex.h and ENABLE_NANORC too!]) color_support=yes else AC_MSG_ERROR([ *** The header file regex.h was not found. If you wish to use color *** support this header file is required. Please either install C *** libraries that include the regex.h file or call the configure *** script with --disable-color.]) fi fi, if test x$enable_tiny != xyes; then if test x$ac_cv_header_regex_h = xyes; then AC_DEFINE(ENABLE_NANORC, 1, [Define this to use .nanorc files.]) nanorc_support=yes AC_DEFINE(ENABLE_COLOR, 1, [Define this to have syntax highlighting, requires regex.h and ENABLE_NANORC too!]) color_support=yes else AC_MSG_ERROR([ *** The header file regex.h was not found. If you wish to use color *** support this header file is required. Please either install C *** libraries that include the regex.h file or call the configure *** script with --disable-color.]) fi fi ) AC_ARG_ENABLE(multibuffer, [ --disable-multibuffer Disable multiple file buffers], [if test x$enableval != xno; then AC_DEFINE(ENABLE_MULTIBUFFER, 1, [Define this to enable multiple file buffers.]) multibuffer_support=yes fi], [if test x$enable_tiny != xyes; then AC_DEFINE(ENABLE_MULTIBUFFER, 1, [Define this to enable multiple file buffers.]) multibuffer_support=yes fi]) AC_ARG_ENABLE(nanorc, [ --disable-nanorc Disable use of .nanorc files], [if test x$enableval != xno; then AC_DEFINE(ENABLE_NANORC, 1, [Define this to use .nanorc files.]) nanorc_support=yes fi], [if test x$enable_tiny != xyes; then AC_DEFINE(ENABLE_NANORC, 1, [Define this to use .nanorc files.]) nanorc_support=yes fi]) AC_ARG_ENABLE(all, [ --enable-all Enable ALL extra nano functionality (ignored for compatibility as all options default to on)], [if test x$enableval = xyes; then echo "--enable-all option no longer needed, ignoring for compatibility" 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 int main(void) { SLutf8_enable(1); 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 $tcap" AC_TRY_RUN([ #include int main(void) { SLutf8_enable(1); return 0; }], [AC_MSG_RESULT(yes) AC_DEFINE(USE_SLANG, 1, [Define to use the slang wrappers for curses instead of native curses.]) slang_support=yes CURSES_LIB_WIDE=yes if test x$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 int main(void) { SLutf8_enable(1); 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 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 $tcap" AC_TRY_RUN([ #include int main(void) { SLtt_initialize(NULL); return 0; }], [AC_MSG_RESULT(yes) AC_DEFINE(USE_SLANG, 1, [Define to use the slang wrappers for curses instead of native curses.]) slang_support=yes if test x$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 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=${_ldflags} fi ;; esac], [AC_MSG_RESULT(no)]) if test x$CURSES_LIB_NAME = xslang; 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 routines.]) AC_DEFINE(DISABLE_MOUSE, 1, [Define this to disable the mouse support.]) AC_DEFINE(DISABLE_OPERATINGDIR, 1, [Define this to disable the 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 functions for files and search strings.]) AC_DEFINE(DISABLE_WRAPPING, 1, [Define this to disable all text wrapping.]) fi AM_CONDITIONAL(USE_COLOR, test x$color_support = xyes) AM_CONDITIONAL(USE_NANORC, test x$nanorc_support = xyes) AC_ARG_ENABLE(altrcname, [ --enable-altrcname Specify alternate rcfile name (default: .nanorc)], [if test x$enableval != no; then AC_DEFINE_UNQUOTED(RCFILE_NAME, "$enableval", [Specify alternate rcfile name (default: .nanorc)]) rcfilename=$enableval fi]) dnl Checks for functions. AC_CHECK_FUNCS(getdelim getline isblank strcasecmp strcasestr strncasecmp strnlen vsnprintf) if test x$enable_utf8 != xno; then AC_CHECK_FUNCS(iswalnum iswblank iswpunct iswspace nl_langinfo 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" CPPFLAGS="-I/usr/include/ncursesw $CPPFLAGS" CURSES_LIB_NAME=ncursesw CURSES_LIB_WIDE=yes]) fi if eval "test x$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_nl_langinfo = 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$ac_cv_func_wcwidth = xyes; then AC_DEFINE(ENABLE_UTF8, 1, [Define this if your system has sufficient UTF-8 support (a wide curses library, iswalnum(), iswpunct(), iswblank() or iswspace(), nl_langinfo, mblen(), mbstowcs(), mbtowc(), wctomb(), and wcwidth()).]) else if test x$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$enable_utf8 != xno; then AC_MSG_WARN([ *** Insufficient UTF-8 support was detected in your curses and/or C *** libraries. If you want UTF-8 support, please verify that your slang *** was built with UTF-8 support or your curses was built with wide *** character support, and that your C library was built with wide *** character support.]) fi fi if test x$color_support = xyes; then # now check for the end of word boundary support (/< and />) AC_MSG_CHECKING([for GNU-style word boundary regex support]) AC_TRY_RUN([ #ifdef HAVE_SYS_TYPES_H #include #endif #include int main(void) { regex_t r; size_t nmatch; regmatch_t pmatch; if (regcomp(&r, "\\\\>", REG_EXTENDED|REG_NOSUB)) return 1; if (regexec(&r, "word boundary", nmatch, &pmatch, 0)) return 1; return 0; }], AC_MSG_RESULT(yes) AC_DEFINE(GNU_WORDBOUNDS, 1, [Define if the system supports GNU-style word boundaries in regexes.]) gnu_wordbounds=yes, AC_MSG_RESULT(no), AC_MSG_WARN([*** Can't check for GNU-style word boundary support when cross-compiling]) ) # if test x$CURSES_LIB_NAME = xcurses; then AC_MSG_CHECKING([whether _XOPEN_SOURCE_EXTENDED is needed]) AC_TRY_RUN([ #include int main(void) { int testcolor = COLOR_WHITE; return 0; }], AC_MSG_RESULT(no), AC_TRY_RUN([ #ifndef _XOPEN_SOURCE_EXTENDED #define _XOPEN_SOURCE_EXTENDED 1 #endif #include int main(void) { int testcolor = COLOR_WHITE; return 0; }], AC_DEFINE(NEED_XOPEN_SOURCE_EXTENDED, 1, [Define this if you need the _XOPEN_SOURCE_EXTENDED macro for color support]) AC_MSG_RESULT(yes), AC_MSG_RESULT(not sure) AC_MSG_WARN([*** Couldn't successfully compile basic color test with or without _XOPEN_SOURCE_EXTENDED]) AC_MSG_WARN([*** This build may not compile. Consider configuring with --disable-color or installing ncurses])), AC_MSG_WARN([*** Can't check need for _XOPEN_SOURCE_EXTENDED when cross-compiling])) fi #fi # Check for groff html support AC_MSG_CHECKING([for HTML support in groff]) groff -t -mandoc -Thtml /dev/null if test $? -ne 0 ; then echo "no" echo "*** Will not generate HTML version of man pages ***" echo "*** Consider installing a newer version of groff with HTML support ***" groff_html_support=no else echo "yes" groff_html_support=yes fi AM_CONDITIONAL(GROFF_HTML, test x$groff_html_support = xyes) 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