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m4/ax_lib_readline.m4: Update after running aclocal

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See-also: https://gitlab.freedesktop.org/NetworkManager/NetworkManager/-/merge_requests/796
See-also: https://gitlab.freedesktop.org/NetworkManager/NetworkManager/-/merge_requests/807
This commit is contained in:
Javier Jardón 2021-03-31 09:53:14 +01:00 committed by Thomas Haller
parent 3affccf29b
commit af360238be
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GPG key ID: 29C2366E4DFC5728
1 changed files with 22 additions and 36 deletions
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58
m4/ax_lib_readline.m4
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@ -1,5 +1,5 @@
# ===========================================================================
# http://www.gnu.org/software/autoconf-archive/ax_lib_readline.html
# https://www.gnu.org/software/autoconf-archive/ax_lib_readline.html
# ===========================================================================
#
# SYNOPSIS
@ -58,7 +58,7 @@
# and this notice are preserved. This file is offered as-is, without any
# warranty.
#serial 6
#serial 8
AU_ALIAS([VL_LIB_READLINE], [AX_LIB_READLINE])
AC_DEFUN([AX_LIB_READLINE], [
@ -66,15 +66,14 @@ AC_DEFUN([AX_LIB_READLINE], [
ax_cv_lib_readline, [
ORIG_LIBS="$LIBS"
for readline_lib in readline edit editline; do
# prefer ncurses since we use it for nmtui too
for termcap_lib in "" ncurses termcap curses; do
for termcap_lib in "" termcap curses ncurses; do
if test -z "$termcap_lib"; then
TRY_LIB="-l$readline_lib"
else
TRY_LIB="-l$readline_lib -l$termcap_lib"
fi
LIBS="$ORIG_LIBS $TRY_LIB"
AC_TRY_LINK_FUNC(readline, ax_cv_lib_readline="$TRY_LIB")
AC_LINK_IFELSE([AC_LANG_CALL([], [readline])], [ax_cv_lib_readline="$TRY_LIB"])
if test -n "$ax_cv_lib_readline"; then
break
fi
@ -83,39 +82,26 @@ AC_DEFUN([AX_LIB_READLINE], [
break
fi
done
if test -z "$ax_cv_lib_readline"; then
ax_cv_lib_readline="no"
fi
LIBS="$ORIG_LIBS"
])
if test -z "$ax_cv_lib_readline"; then
AC_MSG_ERROR([readline library with terminfo support is required (one of readline, edit, or editline, AND one of ncurses, curses, or termcap)])
if test "$ax_cv_lib_readline" != "no"; then
LIBS="$LIBS $ax_cv_lib_readline"
AC_DEFINE(HAVE_LIBREADLINE, 1,
[Define if you have a readline compatible library])
AC_CHECK_HEADERS(readline.h readline/readline.h)
AC_CACHE_CHECK([whether readline supports history],
ax_cv_lib_readline_history, [
ax_cv_lib_readline_history="no"
AC_LINK_IFELSE([AC_LANG_CALL([], [add_history])], [ax_cv_lib_readline_history="yes"])
])
if test "$ax_cv_lib_readline_history" = "yes"; then
AC_DEFINE(HAVE_READLINE_HISTORY, 1,
[Define if your readline library has \`add_history'])
AC_CHECK_HEADERS(history.h readline/history.h)
fi
fi
ORIG_LIBS="$LIBS"
LIBS="$LIBS $ax_cv_lib_readline"
AC_CHECK_HEADERS(readline.h readline/readline.h)
# Check history
AC_CACHE_CHECK([whether readline supports history],
ax_cv_lib_readline_history, [
ax_cv_lib_readline_history="no"
AC_TRY_LINK_FUNC(add_history, ax_cv_lib_readline_history="yes")
])
if test "$ax_cv_lib_readline_history" != "yes"; then
AC_MSG_ERROR(readline history support is required)
fi
AC_CHECK_HEADERS(history.h readline/history.h)
# check rl_echo_signal_char()
AC_CACHE_CHECK([whether readline supports rl_echo_signal_char()],
ax_cv_lib_readline_echo_signal_char, [
ax_cv_lib_readline_echo_signal_char="no"
AC_TRY_LINK_FUNC(rl_echo_signal_char, ax_cv_lib_readline_echo_signal_char="yes")
])
if test "$ax_cv_lib_readline_echo_signal_char" != "yes"; then
AC_MSG_ERROR(rl_echo_signal_char() is required (install readline6?))
fi
LIBS="$ORIG_LIBS"
READLINE_LIBS="$ax_cv_lib_readline"
AC_SUBST(READLINE_LIBS)
])dnl