47 lines
1.5 KiB
Text
47 lines
1.5 KiB
Text
# $Id: readline.ac 7 2007-02-03 13:34:17Z gburd $
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# Find a readline compatible library.
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AC_DEFUN([VL_LIB_READLINE], [
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AC_CACHE_CHECK([for a readline compatible library],
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vl_cv_lib_readline, [
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ORIG_LIBS="$LIBS"
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for readline_lib in readline edit editline; do
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for termcap_lib in "" termcap curses ncurses; do
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if test -z "$termcap_lib"; then
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TRY_LIB="-l$readline_lib"
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else
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TRY_LIB="-l$readline_lib -l$termcap_lib"
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fi
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LIBS="$ORIG_LIBS $TRY_LIB"
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AC_TRY_LINK_FUNC(readline, vl_cv_lib_readline="$TRY_LIB")
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if test -n "$vl_cv_lib_readline"; then
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break
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fi
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done
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if test -n "$vl_cv_lib_readline"; then
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break
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fi
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done
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if test -z "$vl_cv_lib_readline"; then
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vl_cv_lib_readline="no"
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LIBS="$ORIG_LIBS"
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fi
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])
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if test "$vl_cv_lib_readline" != "no"; then
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AC_DEFINE(HAVE_LIBREADLINE, 1,
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[Define if you have a readline compatible library])
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AC_CHECK_HEADERS(readline.h readline/readline.h)
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AC_CACHE_CHECK([whether readline supports history],
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vl_cv_lib_readline_history, [
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vl_cv_lib_readline_history="no"
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AC_TRY_LINK_FUNC(add_history, vl_cv_lib_readline_history="yes")
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])
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if test "$vl_cv_lib_readline_history" = "yes"; then
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AC_DEFINE(HAVE_READLINE_HISTORY, 1,
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[Define if your readline library has \`add_history'])
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AC_CHECK_HEADERS(history.h readline/history.h)
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fi
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fi
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])dnl
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