diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 186 |
1 files changed, 109 insertions, 77 deletions
diff --git a/configure.ac b/configure.ac index 1f5a008388..60c5d8e0b5 100644 --- a/configure.ac +++ b/configure.ac @@ -4891,92 +4891,124 @@ then [Define this if you have flockfile(), getc_unlocked(), and funlockfile()]) fi +AC_ARG_WITH([readline], + [AS_HELP_STRING([--with(out)-readline@<:@=editline@:>@], + [use Editline for backend or disable readline module])], + [], + [with_readline=yes]) + # check where readline lives +py_cv_lib_readline=no # save the value of LIBS so we don't actually link Python with readline LIBS_no_readline=$LIBS -# On some systems we need to link readline to a termcap compatible -# library. NOTE: Keep the precedence of listed libraries synchronised -# with setup.py. -py_cv_lib_readline=no -AC_MSG_CHECKING([how to link readline libs]) -for py_libtermcap in "" tinfo ncursesw ncurses curses termcap; do - if test -z "$py_libtermcap"; then - READLINE_LIBS="-lreadline" +if test "$with_readline" != no; then + case "$with_readline" in + editline|edit) + LIBREADLINE=edit + AC_DEFINE(WITH_EDITLINE, 1, + [Define to build the readline module against Editline.]) + ;; + yes|readline) + LIBREADLINE=readline + ;; + *) + AC_MSG_ERROR([proper usage is --with(out)-readline@<:@=editline@:>@]) + ;; + esac + + # On some systems we need to link readline to a termcap compatible + # library. NOTE: Keep the precedence of listed libraries synchronised + # with setup.py. + AC_MSG_CHECKING([how to link readline libs]) + for py_libtermcap in "" tinfo ncursesw ncurses curses termcap; do + if test -z "$py_libtermcap"; then + READLINE_LIBS="-l$LIBREADLINE" + else + READLINE_LIBS="-l$LIBREADLINE -l$py_libtermcap" + fi + LIBS="$READLINE_LIBS $LIBS_no_readline" + AC_LINK_IFELSE( + [AC_LANG_CALL([],[readline])], + [py_cv_lib_readline=yes]) + if test $py_cv_lib_readline = yes; then + break + fi + done + + # Uncomment this line if you want to use READLINE_LIBS in Makefile or scripts + #AC_SUBST([READLINE_LIBS]) + if test $py_cv_lib_readline = no; then + AC_MSG_RESULT([none]) else - READLINE_LIBS="-lreadline -l$py_libtermcap" + AC_MSG_RESULT([$READLINE_LIBS]) + AC_DEFINE(HAVE_LIBREADLINE, 1, + [Define to build the readline module.]) fi - LIBS="$READLINE_LIBS $LIBS_no_readline" - AC_LINK_IFELSE( - [AC_LANG_CALL([],[readline])], - [py_cv_lib_readline=yes]) - if test $py_cv_lib_readline = yes; then - break - fi -done -# Uncomment this line if you want to use READINE_LIBS in Makefile or scripts -#AC_SUBST([READLINE_LIBS]) -if test $py_cv_lib_readline = no; then - AC_MSG_RESULT([none]) -else - AC_MSG_RESULT([$READLINE_LIBS]) - AC_DEFINE(HAVE_LIBREADLINE, 1, - [Define if you have the readline library (-lreadline).]) fi -# check for readline 2.2 -AC_PREPROC_IFELSE([AC_LANG_SOURCE([[#include <readline/readline.h>]])], - [have_readline=yes], - [have_readline=no] -) -if test $have_readline = yes -then - AC_EGREP_HEADER([extern int rl_completion_append_character;], - [readline/readline.h], - AC_DEFINE(HAVE_RL_COMPLETION_APPEND_CHARACTER, 1, - [Define if you have readline 2.2]), ) - AC_EGREP_HEADER([extern int rl_completion_suppress_append;], - [readline/readline.h], - AC_DEFINE(HAVE_RL_COMPLETION_SUPPRESS_APPEND, 1, - [Define if you have rl_completion_suppress_append]), ) -fi - -# check for readline 4.0 -AC_CHECK_LIB(readline, rl_pre_input_hook, - AC_DEFINE(HAVE_RL_PRE_INPUT_HOOK, 1, - [Define if you have readline 4.0]), ,$READLINE_LIBS) - -# also in 4.0 -AC_CHECK_LIB(readline, rl_completion_display_matches_hook, - AC_DEFINE(HAVE_RL_COMPLETION_DISPLAY_MATCHES_HOOK, 1, - [Define if you have readline 4.0]), ,$READLINE_LIBS) - -# also in 4.0, but not in editline -AC_CHECK_LIB(readline, rl_resize_terminal, - AC_DEFINE(HAVE_RL_RESIZE_TERMINAL, 1, - [Define if you have readline 4.0]), ,$READLINE_LIBS) - -# check for readline 4.2 -AC_CHECK_LIB(readline, rl_completion_matches, - AC_DEFINE(HAVE_RL_COMPLETION_MATCHES, 1, - [Define if you have readline 4.2]), ,$READLINE_LIBS) - -# also in readline 4.2 -AC_PREPROC_IFELSE([AC_LANG_SOURCE([[#include <readline/readline.h>]])], - [have_readline=yes], - [have_readline=no] -) -if test $have_readline = yes -then - AC_EGREP_HEADER([extern int rl_catch_signals;], - [readline/readline.h], - AC_DEFINE(HAVE_RL_CATCH_SIGNAL, 1, - [Define if you can turn off readline's signal handling.]), ) -fi +if test "$py_cv_lib_readline" = yes; then + # check for readline 2.2 + AC_CHECK_DECL(rl_completion_append_character, + AC_DEFINE(HAVE_RL_COMPLETION_APPEND_CHARACTER, 1, + [Define if you have readline 2.2]),, + [ +#include <stdio.h> /* Must be first for Gnu Readline */ +#ifdef WITH_EDITLINE +# include <editline/readline.h> +#else +# include <readline/readline.h> +#endif + ]) + AC_CHECK_DECL(rl_completion_suppress_append, + AC_DEFINE(HAVE_RL_COMPLETION_SUPPRESS_APPEND, 1, + [Define if you have rl_completion_suppress_append]),, + [ +#include <stdio.h> /* Must be first for Gnu Readline */ +#ifdef WITH_EDITLINE +# include <editline/readline.h> +#else +# include <readline/readline.h> +#endif + ]) -AC_CHECK_LIB(readline, append_history, - AC_DEFINE(HAVE_RL_APPEND_HISTORY, 1, - [Define if readline supports append_history]), ,$READLINE_LIBS) + # check for readline 4.0 + AC_CHECK_LIB($LIBREADLINE, rl_pre_input_hook, + AC_DEFINE(HAVE_RL_PRE_INPUT_HOOK, 1, + [Define if you have readline 4.0]),,$READLINE_LIBS) + + # also in 4.0 + AC_CHECK_LIB($LIBREADLINE, rl_completion_display_matches_hook, + AC_DEFINE(HAVE_RL_COMPLETION_DISPLAY_MATCHES_HOOK, 1, + [Define if you have readline 4.0]),,$READLINE_LIBS) + + # also in 4.0, but not in editline + AC_CHECK_LIB($LIBREADLINE, rl_resize_terminal, + AC_DEFINE(HAVE_RL_RESIZE_TERMINAL, 1, + [Define if you have readline 4.0]),,$READLINE_LIBS) + + # check for readline 4.2 + AC_CHECK_LIB($LIBREADLINE, rl_completion_matches, + AC_DEFINE(HAVE_RL_COMPLETION_MATCHES, 1, + [Define if you have readline 4.2]),,$READLINE_LIBS) + + # also in readline 4.2 + AC_CHECK_DECL(rl_catch_signals, + AC_DEFINE(HAVE_RL_CATCH_SIGNAL, 1, + [Define if you can turn off readline's signal handling.]),, + [ +#include <stdio.h> /* Must be first for Gnu Readline */ +#ifdef WITH_EDITLINE +# include <editline/readline.h> +#else +# include <readline/readline.h> +#endif + ]) + + AC_CHECK_LIB($LIBREADLINE, append_history, + AC_DEFINE(HAVE_RL_APPEND_HISTORY, 1, + [Define if readline supports append_history]),,$READLINE_LIBS) +fi # End of readline checks: restore LIBS LIBS=$LIBS_no_readline |