# Configuration for GNU nano - a small and user-friendly text editor # # Copyright (C) 1999-2011, 2013-2017 Free Software Foundation, Inc. # Copyright (C) 2014, 2017 Mike Frysinger # # 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 of the License, # 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 this program. If not, see http://www.gnu.org/licenses/. AC_INIT([GNU nano], [2.8.1], [nano-devel@gnu.org], [nano]) AC_CONFIG_SRCDIR([src/nano.c]) AC_CANONICAL_HOST AM_INIT_AUTOMAKE([1.14]) AC_CONFIG_HEADERS([config.h]) dnl Make sure the ONCE macros are available. AC_PREREQ([2.69]) dnl Lie about gnulib features we don't use to speed up & shrink down. gl_cv_func_printf_directive_n=yes gl_cv_func_printf_infinite_long_double=yes gl_cv_func_printf_long_double=yes gl_cv_func_snprintf_directive_n=yes gl_cv_glob_lists_symlinks=yes dnl Checks for programs. AC_GNU_SOURCE AC_PROG_CC gl_EARLY gl_INIT AC_PROG_LN_S AC_ISC_POSIX AC_SYS_LARGEFILE PKG_PROG_PKG_CONFIG dnl Internationalization macros. AM_GNU_GETTEXT_VERSION([0.18.3]) AM_GNU_GETTEXT([external], [need-ngettext]) AM_CONDITIONAL(USE_NLS, test x$USE_NLS = xyes) dnl Data location. pkgdatadir=${datadir}/${PACKAGE} AC_DEFINE_DIR([PKGDATADIR], [pkgdatadir], [Where data are placed to.]) dnl Checks for header files. AC_CHECK_HEADERS(libintl.h limits.h pwd.h termios.h sys/param.h) dnl Checks for options. AC_ARG_ENABLE(browser, AS_HELP_STRING([--disable-browser], [Disable the built-in file browser])) if test "x$enable_browser" = xno; then AC_DEFINE(DISABLE_BROWSER, 1, [Define this to disable the built-in file browser.]) fi AC_ARG_ENABLE(color, AS_HELP_STRING([--disable-color], [Disable color and syntax highlighting])) if test "x$enable_nanorc" = xno; then if test "x$enable_color" = xyes; then AC_MSG_ERROR([--enable-color cannot work with --disable-nanorc]) else # Disabling nanorc silently disables color support. enable_color=no fi fi if test "x$enable_color" = xno; then AC_DEFINE(DISABLE_COLOR, 1, [Define this to disable syntax highlighting.]) else color_support=yes fi AC_ARG_ENABLE(comment, AS_HELP_STRING([--disable-comment], [Disable the comment/uncomment function])) if test "x$enable_tiny" = xyes; then if test "x$enable_comment" = xyes; then AC_MSG_ERROR([--enable-comment cannot work with --enable-tiny]) else enable_comment=no fi fi if test "x$disable_comment" != xyes; then if test "x$enable_comment" != xno; then AC_DEFINE(ENABLE_COMMENT, 1, [Define this to enable the comment/uncomment function.]) fi fi AC_ARG_ENABLE(extra, AS_HELP_STRING([--disable-extra], [Disable the Easter egg])) if test "x$enable_extra" = xno; then AC_DEFINE(DISABLE_EXTRA, 1, [Define this to disable extra stuff.]) fi AC_ARG_ENABLE(help, AS_HELP_STRING([--disable-help], [Disable the built-in help texts])) if test "x$enable_tiny" = xyes; then if test "x$enable_help" = xyes; then if test "x$enable_multibuffer" != xyes; then AC_MSG_ERROR([--enable-help cannot work without --enable-multibuffer]) fi else enable_help=no fi fi if test "x$enable_multibuffer" = xno; then if test "x$enable_help" = xyes; then AC_MSG_ERROR([--enable-help cannot work with --disable-multibuffer]) else # Disabling multibuffer silently disables the help texts. enable_help=no fi fi if test "x$disable_help" != xyes; then if test "x$enable_help" != xno; then AC_DEFINE(ENABLE_HELP, 1, [Define this to enable the Ctrl+G help texts.]) fi fi AC_ARG_ENABLE(histories, AS_HELP_STRING([--disable-histories], [Disable search and position histories])) if test "x$enable_histories" = xno; then AC_DEFINE(DISABLE_HISTORIES, 1, [Define this to disable search and position histories.]) fi AC_ARG_ENABLE(justify, AS_HELP_STRING([--disable-justify], [Disable the justify/unjustify functions])) if test "x$enable_justify" = xno; then AC_DEFINE(DISABLE_JUSTIFY, 1, [Define this to disable the justify routines.]) fi AC_ARG_ENABLE(libmagic, AS_HELP_STRING([--disable-libmagic], [Disable detection of file types via libmagic])) AC_ARG_ENABLE(linenumbers, AS_HELP_STRING([--disable-linenumbers], [Disable line numbering])) if test "x$enable_tiny" = xyes; then if test "x$enable_linenumbers" != xyes; then enable_linenumbers=no fi fi if test "x$disable_linenumbers" != xyes; then if test "x$enable_linenumbers" != xno; then AC_DEFINE(ENABLE_LINENUMBERS, 1, [Define this to enable line numbering.]) fi fi AC_ARG_ENABLE(mouse, AS_HELP_STRING([--disable-mouse], [Disable mouse support])) if test "x$enable_mouse" = xno; then AC_DEFINE(DISABLE_MOUSE, 1, [Define this to disable mouse support.]) fi AC_ARG_ENABLE(multibuffer, AS_HELP_STRING([--disable-multibuffer], [Disable multiple file buffers])) if test "x$enable_multibuffer" = xno; then AC_DEFINE(DISABLE_MULTIBUFFER, 1, [Define this to disable multiple file buffers.]) fi AC_ARG_ENABLE(nanorc, AS_HELP_STRING([--disable-nanorc], [Disable the use of .nanorc files])) if test "x$enable_nanorc" = xno; then AC_DEFINE(DISABLE_NANORC, 1, [Define this to disable the use of .nanorc files.]) else nanorc_support=yes fi AC_ARG_ENABLE(operatingdir, AS_HELP_STRING([--disable-operatingdir], [Disable the setting of an operating directory])) if test "x$enable_operatingdir" = xno; then AC_DEFINE(DISABLE_OPERATINGDIR, 1, [Define this to disable the setting of an operating directory (a chroot of sorts).]) fi AC_ARG_ENABLE(speller, AS_HELP_STRING([--disable-speller], [Disable the spell-checker functions])) if test "x$enable_speller" = xno; then AC_DEFINE(DISABLE_SPELLER, 1, [Define this to disable the spell-checker functions.]) fi AC_ARG_ENABLE(tabcomp, AS_HELP_STRING([--disable-tabcomp], [Disable the tab-completion functions])) if test "x$enable_tabcomp" = xno; then AC_DEFINE(DISABLE_TABCOMP, 1, [Define this to disable the tab-completion functions for filenames and search strings.]) fi AC_ARG_ENABLE(wordcomp, AS_HELP_STRING([--disable-wordcomp], [Disable the word-completion function])) if test "x$enable_tiny" = xyes; then if test "x$enable_wordcomp" = xyes; then AC_MSG_ERROR([--enable-wordcomp cannot work with --enable-tiny]) else enable_wordcomp=no fi fi if test "x$disable_wordcomp" != xyes; then if test "x$enable_wordcomp" != xno; then AC_DEFINE(ENABLE_WORDCOMPLETION, 1, [Define this to enable the word-completion function.]) fi fi AC_ARG_ENABLE(wrapping, AS_HELP_STRING([--disable-wrapping], [Disable all hard-wrapping of text])) if test "x$enable_wrapping" = xno; then AC_DEFINE(DISABLE_WRAPPING, 1, [Define this to disable all hard text wrapping.]) fi AC_ARG_ENABLE(wrapping-as-root, AS_HELP_STRING([--disable-wrapping-as-root], [Disable wrapping of text as root by default])) if test "x$enable_wrapping_as_root" = xno; then AC_DEFINE(DISABLE_ROOTWRAPPING, 1, [Define this to disable text wrapping as root by default.]) fi AC_ARG_ENABLE(debug, AS_HELP_STRING([--enable-debug], [Enable debugging (disabled by default)])) if test "x$enable_debug" = xyes; then AC_DEFINE(DEBUG, 1, [Define this to enable debug messages and abortion on failing asserts.]) else AC_DEFINE(NDEBUG, 1, [Shut up assert warnings :-)]) fi AC_ARG_ENABLE(tiny, AS_HELP_STRING([--enable-tiny], [Disable features for the sake of size])) if test "x$enable_tiny" = xyes; then AC_DEFINE(NANO_TINY, 1, [Define this to make the nano executable as small as possible.]) if test "x$enable_browser" != xyes; then AC_DEFINE(DISABLE_BROWSER, 1, [Define this to disable the built-in file browser.]) fi if test "x$enable_color" != xyes; then AC_DEFINE(DISABLE_COLOR, 1, [Define this to disable syntax highlighting.]) color_support=no else if test "x$enable_nanorc" != xyes; then AC_MSG_ERROR([--enable-color with --enable-tiny cannot work without --enable-nanorc]) fi fi if test "x$enable_extra" != xyes; then AC_DEFINE(DISABLE_EXTRA, 1, [Define this to disable extra stuff.]) fi if test "x$enable_histories" != xyes; then AC_DEFINE(DISABLE_HISTORIES, 1, [Define this to disable search and position histories.]) fi if test "x$enable_justify" != xyes; then AC_DEFINE(DISABLE_JUSTIFY, 1, [Define this to disable the justify routines.]) fi if test "x$enable_libmagic" != xyes; then enable_libmagic=no fi if test "x$enable_mouse" != xyes; then AC_DEFINE(DISABLE_MOUSE, 1, [Define this to disable mouse support.]) fi if test "x$enable_multibuffer" != xyes; then AC_DEFINE(DISABLE_MULTIBUFFER, 1, [Define this to disable multiple file buffers.]) fi if test "x$enable_nanorc" != xyes; then AC_DEFINE(DISABLE_NANORC, 1, [Define this to disable the use of .nanorc files.]) fi if test "x$enable_operatingdir" != xyes; then AC_DEFINE(DISABLE_OPERATINGDIR, 1, [Define this to disable the setting of an operating directory (a chroot of sorts).]) fi if test "x$enable_speller" != xyes; then AC_DEFINE(DISABLE_SPELLER, 1, [Define this to disable the spell-checker functions.]) fi if test "x$enable_tabcomp" != xyes; then AC_DEFINE(DISABLE_TABCOMP, 1, [Define this to disable the tab-completion functions for files and search strings.]) fi if test "x$enable_wrapping" != xyes; then AC_DEFINE(DISABLE_WRAPPING, 1, [Define this to disable all text wrapping.]) fi fi AM_CONDITIONAL(USE_COLOR, test x$color_support = xyes) AM_CONDITIONAL(USE_NANORC, test x$nanorc_support = xyes) AC_MSG_CHECKING([whether to enable UTF-8 support]) AC_ARG_ENABLE(utf8, AS_HELP_STRING([--enable-utf8], [Enable UTF-8 support])) AC_MSG_RESULT(${enable_utf8:-auto}) AC_ARG_ENABLE(altrcname, AS_HELP_STRING([--enable-altrcname], [Specify an alternate rcfile name (default: .nanorc)]), [if test x$enableval != no; then AC_DEFINE_UNQUOTED(RCFILE_NAME, "$enableval", [Specify an alternate rcfile name (default: .nanorc).]) rcfilename=$enableval fi]) AC_MSG_CHECKING([whether to use slang]) CURSES_LIB_NAME="" AC_ARG_WITH(slang, AS_HELP_STRING([--with-slang[=DIR]], [Use the slang library instead of curses]), [ case "$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 this to use the slang wrappers for curses instead of native curses.]) 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 $tcap" AC_TRY_RUN([ #include int main(void) { SLutf8_enable(1); return 0; }], [AC_MSG_RESULT(yes) AC_DEFINE(USE_SLANG, 1, [Define this to use the slang wrappers for curses instead of native curses.]) CURSES_LIB_WIDE=yes if test x$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 this to use the slang wrappers for curses instead of native curses.]) 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 this to use the slang wrappers for curses instead of native curses.]) 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 $tcap" AC_TRY_RUN([ #include int main(void) { SLtt_initialize(NULL); return 0; }], [AC_MSG_RESULT(yes) AC_DEFINE(USE_SLANG, 1, [Define this to use the slang wrappers for curses instead of native curses.]) if test x$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 this to use the slang wrappers for curses instead of native curses.]) 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=${_ldflags} fi ;; esac], [AC_MSG_RESULT(no)]) dnl Checks for functions. if test "x$enable_utf8" != xno; then AC_CHECK_FUNCS(iswalnum iswpunct mblen mbstowcs mbtowc wctomb) fi dnl Checks for typedefs, structures, and compiler characteristics. dnl Checks for available flags. AX_CHECK_COMPILE_FLAG([-Wall], [CFLAGS="$CFLAGS -Wall"], [], []) dnl Checks for library functions. AC_TYPE_SIGNAL dnl Checks for libraries. if eval "test x$CURSES_LIB_NAME = x"; then if test "x$enable_utf8" != xno; then PKG_CHECK_MODULES([NCURSESW], [ncursesw], [ CURSES_LIB=$NCURSESW_LIBS CPPFLAGS="$NCURSESW_CFLAGS $CPPFLAGS" CURSES_LIB_NAME=ncursesw CURSES_LIB_WIDE=yes ], [:]) else PKG_CHECK_MODULES([NCURSES], [ncurses], [ CURSES_LIB=$NCURSES_LIBS CPPFLAGS="$NCURSES_CFLAGS $CPPFLAGS" CURSES_LIB_NAME=ncurses ], [:]) fi fi if eval "test x$CURSES_LIB_NAME = x"; then AC_CHECK_HEADERS(ncurses.h) if test "x$enable_utf8" != xno; then OLDLIBS="$LIBS" AC_CHECK_TOOL(NCURSESW_CONFIG, ncursesw5-config, no) if test "x$NCURSESW_CONFIG" != xno; then CURSES_LIB=`$NCURSESW_CONFIG --libs` LIBS="$CURSES_LIB $LIBS" CPPFLAGS="`$NCURSESW_CONFIG --cflags` $CPPFLAGS" AC_CHECK_LIB(ncursesw, get_wch, [CURSES_LIB_NAME=ncursesw CURSES_LIB_WIDE=yes]) else AC_CHECK_LIB(ncursesw, get_wch, [CURSES_LIB="-lncursesw" CURSES_LIB_NAME=ncursesw CURSES_LIB_WIDE=yes]) fi LIBS="$OLDLIBS" 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() function.])], [], [$CURSES_LIB]) AC_CHECK_LIB([$CURSES_LIB_NAME], [set_escdelay], [AC_DEFINE(HAVE_SET_ESCDELAY, 1, [Define this if your curses library has the set_escdelay() function.])], [], [$CURSES_LIB]) AC_CHECK_LIB([$CURSES_LIB_NAME], [key_defined], [AC_DEFINE(HAVE_KEY_DEFINED, 1, [Define this if your curses library has the key_defined() function.])], [], [$CURSES_LIB]) dnl Parse any configure options. LIBS="$LIBS $CURSES_LIB" AC_SUBST(CURSES_LIB) if test "x$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_mblen = xyes && \ test x$ac_cv_func_mbstowcs = xyes && \ test x$ac_cv_func_mbtowc = xyes && \ test x$ac_cv_func_wctomb = xyes; then AC_DEFINE(ENABLE_UTF8, 1, [Define this if your system has sufficient UTF-8 support.]) else if test "x$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$enable_utf8" != xno; then AC_MSG_WARN([ *** Insufficient UTF-8 support was detected in your curses and/or C *** libraries. If you want UTF-8 support, please verify that your slang *** was built with UTF-8 support or your curses was built with wide *** character support, and that your C library was built with wide *** character support.]) fi fi AC_CACHE_CHECK([for enhanced regular expression flag], nano_cv_flag_reg_enhanced, [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include ]], [[ #ifndef REG_ENHANCED error: No REG_ENHANCED support! #endif ]])], [nano_cv_flag_reg_enhanced=yes], [nano_cv_flag_reg_enhanced=no])]) dnl The bundled gnulib regex module doesn't support REG_ENHANCED. if test "$ac_use_included_regex" = "yes"; then nano_cv_flag_reg_enhanced="no" fi if test "$nano_cv_flag_reg_enhanced" = "yes"; then nano_reg_extended="REG_EXTENDED | REG_ENHANCED" else nano_reg_extended="REG_EXTENDED" fi AC_DEFINE_UNQUOTED(NANO_REG_EXTENDED, $nano_reg_extended, [Flag(s) to use to get the full range of extended regular expressions]) # Check for word-boundary support (/< and />). AC_MSG_CHECKING([for GNU-style word boundary regex support]) AC_ARG_WITH(wordbounds, AS_HELP_STRING([--with-wordbounds], [Use GNU-style word boundary delimiters]), [with_wordbounds=$withval], [with_wordbounds=auto]) if test "$with_wordbounds" != "no"; then dnl If we're using the bundled gnulib regex module, we know it's supported. if test "$ac_use_included_regex" = "yes"; then with_wordbounds="yes" fi dnl We explicitly don't check if the user forced the option, because dnl this is needed for cross compilers and we can't test the target. if test "$with_wordbounds" != "yes"; then 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, "\\\\>", $nano_reg_extended|REG_NOSUB)) return 1; if (regexec(&r, "word boundary", nmatch, &pmatch, 0)) return 1; return 0; }], with_wordbounds="yes", with_wordbounds="no", with_wordbounds="cross") fi fi case $with_wordbounds in yes) AC_MSG_RESULT(yes) AC_DEFINE(GNU_WORDBOUNDS, 1, [Define this if the system supports GNU-style word boundaries in regexes.]) ;; no) AC_MSG_RESULT(no) ;; cross) AC_MSG_WARN([*** Can't check for GNU-style word boundary support when cross-compiling]) ;; esac if test x$color_support = xyes; then # if test x$CURSES_LIB_NAME = xcurses; then AC_MSG_CHECKING([whether _XOPEN_SOURCE_EXTENDED is needed]) AC_TRY_RUN([ #include int main(void) { int testcolor = COLOR_WHITE; return 0; }], AC_MSG_RESULT(no), AC_TRY_RUN([ #ifndef _XOPEN_SOURCE_EXTENDED #define _XOPEN_SOURCE_EXTENDED 1 #endif #include int main(void) { int testcolor = COLOR_WHITE; return 0; }], AC_DEFINE(NEED_XOPEN_SOURCE_EXTENDED, 1, [Define this if you need the _XOPEN_SOURCE_EXTENDED macro for color support.]) AC_MSG_RESULT(yes), AC_MSG_RESULT(not sure) AC_MSG_WARN([*** Couldn't successfully compile basic color test with or without _XOPEN_SOURCE_EXTENDED]) AC_MSG_WARN([*** This build may not compile. Consider configuring with --disable-color or installing ncurses])), AC_MSG_WARN([*** Can't check need for _XOPEN_SOURCE_EXTENDED when cross-compiling])) # fi fi AC_MSG_CHECKING([whether LINES and COLS can be redefined]) AC_TRY_RUN([ #include int main(void) { LINES = 80; COLS = 25; return 0; }], AC_DEFINE(REDEFINING_MACROS_OK, 1, [Define this if you know your curses library allows LINES and COLS to be redefined to deal with a resizing bug.]) AC_MSG_RESULT(yes), AC_MSG_RESULT(no), AC_MSG_WARN([*** Can't check for macro redefinability when cross-compiling])) AS_IF([test "x$enable_libmagic" != "xno"], [ AC_CHECK_HEADERS([magic.h]) AC_CHECK_LIB(magic, magic_open) AC_CHECK_HEADERS([zlib.h]) AC_CHECK_LIB(z, inflate) ]) # Check for groff html support. AC_MSG_CHECKING([for HTML support in groff]) groff -t -mandoc -Thtml /dev/null if test $? -ne 0 ; then AC_MSG_RESULT([no]) AC_MSG_WARN([*** Will not generate HTML version of man pages *** *** Consider installing a newer version of groff with HTML support ***]) groff_html_support=no else AC_MSG_RESULT([yes]) groff_html_support=yes fi AM_CONDITIONAL(GROFF_HTML, test x$groff_html_support = xyes) # Check whether this is a git repository. AC_MSG_CHECKING([whether building from git]) if test -d .git ; then AC_MSG_RESULT([yes]) from_git=yes else AC_MSG_RESULT([no]) from_git=no fi AM_CONDITIONAL(BUILDING_FROM_GIT, test x$from_git = xyes) AC_CONFIG_FILES([ Makefile doc/Makefile doc/sample.nanorc lib/Makefile m4/Makefile po/Makefile.in src/Makefile syntax/Makefile nano.spec ]) AC_OUTPUT