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* acinclude.m4 (GNUPG_CHECK_ENDIAN): Use AC_COMPILE_IFELSE instead of AC_TRY_COMPILE. Use AC_RUN_IFELSE instead of AC_TRY_RUN. (GNUPG_BUILD_PROGRAM): Use AS_HELP_STRING instead of AC_HELP_STRING. * configure.ac: Use AC_USE_SYSTEM_EXTENSIONS instead of AC_GNU_SOURCE. Use AS_HELP_STRING instead of AC_HELP_STRING. (AC_ISC_POSIX): Replace by AC_SEARCH_LIBS. (AC_TYPE_SIGNAL): Remove. * m4/isc-posix.m4: Remove. * m4/codeset.m4: Update from gnulib. * m4/gettext.m4: Update from gnulib. * m4/lcmessage.m4: Update from gnulib. * m4/socklen.m4: Update from gnulib. * m4/ldap.m4: Use AS_HELP_STRING instead of AC_HELP_STRING. Use AC_LINK_IFELSE instead of AC_TRY_LINK. Use AC_RUN_IFELSE instead of AC_TRY_RUN. * m4/gpg-error.m4: Update from libgpg-error. * m4/readline.m4: Update from libgpg-error. * m4/npth.m4: Update from npth. * m4/libassuan.m4: Update from libassuan. * m4/libgcrypt.m4: Update from libgcrypt. * m4/ksba.m4: Update from libksba. * m4/ntbtls.m4: Update from ntbtls. * common/signal.c [!HAVE_DOSISH_SYSTEM] (init_one_signal): Replace RETSIGTYPE to void. [!HAVE_DOSISH_SYSTEM] (got_fatal_signal, got_usr_signal): Likewise. Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
67 lines
2.0 KiB
Plaintext
67 lines
2.0 KiB
Plaintext
dnl Check for readline and dependencies
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dnl Copyright (C) 2004, 2005 Free Software Foundation, Inc.
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dnl
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dnl This file is free software, distributed under the terms of the GNU
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dnl General Public License. As a special exception to the GNU General
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dnl Public License, this file may be distributed as part of a program
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dnl that contains a configuration script generated by Autoconf, under
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dnl the same distribution terms as the rest of that program.
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dnl
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dnl Defines HAVE_LIBREADLINE to 1 if a working readline setup is
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dnl found, and sets @LIBREADLINE@ to the necessary libraries.
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AC_DEFUN([GNUPG_CHECK_READLINE],
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[
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AC_ARG_WITH(readline,
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AS_HELP_STRING([--with-readline=DIR],
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[look for the readline library in DIR]),
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[_do_readline=$withval],[_do_readline=yes])
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gnupg_cv_have_readline=no
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if test "$_do_readline" != "no" ; then
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if test -d "$withval" ; then
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CPPFLAGS="${CPPFLAGS} -I$withval/include"
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LDFLAGS="${LDFLAGS} -L$withval/lib"
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fi
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for _termcap in "" "-ltermcap" "-lcurses" "-lncurses" ; do
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_readline_save_libs=$LIBS
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_combo="-lreadline${_termcap:+ $_termcap}"
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LIBS="$LIBS $_combo"
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AC_MSG_CHECKING([whether readline via "$_combo" is present and sane])
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AC_LINK_IFELSE([AC_LANG_PROGRAM([[
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#include <stdio.h>
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#include <readline/readline.h>
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#include <readline/history.h>
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]],[[
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rl_completion_func_t *completer;
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add_history("foobar");
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rl_catch_signals=0;
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rl_inhibit_completion=0;
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rl_attempted_completion_function=NULL;
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rl_completion_matches(NULL,NULL);
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]])],[_found_readline=yes],[_found_readline=no])
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AC_MSG_RESULT([$_found_readline])
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LIBS=$_readline_save_libs
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if test $_found_readline = yes ; then
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AC_DEFINE(HAVE_LIBREADLINE,1,
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[Define to 1 if you have a fully functional readline library.])
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AC_SUBST(LIBREADLINE,$_combo)
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gnupg_cv_have_readline=yes
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break
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fi
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done
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unset _termcap
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unset _readline_save_libs
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unset _combo
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unset _found_readline
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fi
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])dnl
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