]> ncurses.scripts.mit.edu Git - ncurses.git/blobdiff - configure.in
ncurses 5.7 - patch 20081206
[ncurses.git] / configure.in
index 8a6d719492443deeab0aa5d0f71e96bf0fc8a4c8..227453f7dd6d5a29c5c6b9f96f63aea3268962ce 100644 (file)
@@ -1,5 +1,5 @@
 dnl***************************************************************************
-dnl Copyright (c) 1998-2006,2007 Free Software Foundation, Inc.              *
+dnl Copyright (c) 1998-2007,2008 Free Software Foundation, Inc.              *
 dnl                                                                          *
 dnl Permission is hereby granted, free of charge, to any person obtaining a  *
 dnl copy of this software and associated documentation files (the            *
@@ -28,14 +28,14 @@ dnl***************************************************************************
 dnl
 dnl Author: Thomas E. Dickey 1995-on
 dnl
-dnl $Id: configure.in,v 1.427 2007/11/18 00:52:38 tom Exp $
+dnl $Id: configure.in,v 1.456 2008/11/16 00:36:30 tom Exp $
 dnl Process this file with autoconf to produce a configure script.
 dnl
 dnl See http://invisible-island.net/autoconf/ for additional information.
 dnl
 dnl ---------------------------------------------------------------------------
 AC_PREREQ(2.13.20020210)
-AC_REVISION($Revision: 1.427 $)
+AC_REVISION($Revision: 1.456 $)
 AC_INIT(ncurses/base/lib_initscr.c)
 AC_CONFIG_HEADER(include/ncurses_cfg.h:include/ncurses_cfg.hin)
 
@@ -122,6 +122,13 @@ AC_ARG_WITH(ada,
        [cf_with_ada=yes])
 AC_MSG_RESULT($cf_with_ada)
 
+AC_MSG_CHECKING(if you want to install manpages)
+AC_ARG_WITH(manpages,
+       [  --without-manpages      suppress install of manpages],
+       [cf_with_manpages=$withval],
+       [cf_with_manpages=yes])
+AC_MSG_RESULT($cf_with_manpages)
+
 AC_MSG_CHECKING(if you want to build programs such as tic)
 AC_ARG_WITH(progs,
        [  --without-progs         suppress build with programs (e.g., tic)],
@@ -361,12 +368,7 @@ AC_MSG_RESULT($LD_MODEL)
 
 case $DFT_LWR_MODEL in
 shared)
-AC_MSG_CHECKING(if rpath option should be used)
-AC_ARG_ENABLE(rpath,
-[  --enable-rpath          use rpath option when generating shared libraries],
-[cf_cv_ld_rpath=$enableval],
-[cf_cv_ld_rpath=no])
-AC_MSG_RESULT($cf_cv_ld_rpath)
+CF_ENABLE_RPATH
 AC_MSG_CHECKING(if shared libraries should be relinked during install)
 AC_ARG_ENABLE(relink,
 [  --disable-relink        relink shared libraries during install],
@@ -428,6 +430,8 @@ if test "$use_database" != no ; then
                [  --with-hashed-db        specify hashed-database library],,
                [with_hashed_db=no])
        AC_MSG_RESULT($with_hashed_db)
+else
+       with_hashed_db=no
 fi
 
 AC_MSG_CHECKING(for list of fallback descriptions)
@@ -504,12 +508,13 @@ AC_MSG_RESULT($with_big_core)
 test "$with_big_core" = "yes" && AC_DEFINE(HAVE_BIG_CORE)
 
 ### ISO C only guarantees 512-char strings, we have tables which load faster
-### when constructed using "big" strings.
+### when constructed using "big" strings.  More than the C compiler, the awk
+### program is a limit on most vendor UNIX systems.  Check that we can build.
 AC_MSG_CHECKING(if big-strings option selected)
 AC_ARG_ENABLE(big-strings,
        [  --disable-big-strings   assume compiler has only standard-size strings],
-       [with_big_strings=no],
-       [with_big_strings=yes])
+       [with_big_strings=$enableval],
+       [CF_AWK_BIG_PRINTF(12000,with_big_strings)])
 AC_MSG_RESULT($with_big_strings)
 
 USE_BIG_STRINGS=0
@@ -681,10 +686,10 @@ if test "$with_widec" = yes ; then
        CF_PREDEFINE(_XOPEN_SOURCE_EXTENDED)
        # with_overwrite=no
        NCURSES_CH_T=cchar_t
-       AC_CHECK_FUNCS(putwc btowc wctob mbtowc wctomb mblen mbrlen mbrtowc)
+       AC_CHECK_FUNCS(putwc btowc wctob mbtowc wctomb mblen mbrlen mbrtowc wcsrtombs mbsrtowcs wcstombs mbstowcs)
        if test "$ac_cv_func_putwc" != yes ; then
-               CF_LIBUTF8
-               if test "$cf_cv_libutf8" = yes ; then
+               CF_UTF8_LIB
+               if test "$cf_cv_utf8_lib" != no ; then
                        NCURSES_LIBUTF8=1
                fi
        fi
@@ -744,6 +749,18 @@ NCURSES_TPARM_VARARGS=0
 test "$with_tparm_varargs" = yes && NCURSES_TPARM_VARARGS=1
 AC_SUBST(NCURSES_TPARM_VARARGS)
 
+###   use option --disable-tic-depends to make libtic not explicitly depend on ncurses/ncursesw
+if test "$with_ticlib" != no ; then
+AC_MSG_CHECKING(if you want tic library to use explicit dependency on ncurses$LIB_SUFFIX library)
+AC_ARG_ENABLE(tic-depends,
+       [  --disable-tic-depends   link tic library without explicit dependency on ncurses library],
+       [with_tic_depends=$enableval],
+       [with_tic_depends=yes])
+AC_MSG_RESULT($with_tic_depends)
+else
+       with_tic_depends=no
+fi
+
 ###   use option --with-bool to override bool's type
 AC_MSG_CHECKING(for type of bool)
 AC_ARG_WITH(bool,
@@ -797,7 +814,7 @@ AC_MSG_RESULT($with_rcs_ids)
 test "$with_rcs_ids" = yes && AC_DEFINE(USE_RCS_IDS)
 
 ###############################################################################
-CF_MAN_PAGES([ captoinfo clear infocmp infotocap tic toe tput ])
+CF_MAN_PAGES([ captoinfo clear infocmp infotocap tabs tic toe tput tset ])
 
 ###############################################################################
 CF_HELP_MESSAGE(Extensions:)
@@ -836,6 +853,40 @@ if test "$with_ext_const" = yes ; then
 fi
 AC_SUBST(NCURSES_CONST)
 
+###   use option --enable-ext-colors to turn on use of colors beyond 16.
+AC_MSG_CHECKING(if you want to use extended colors)
+AC_ARG_ENABLE(ext-colors,
+       [  --enable-ext-colors     compile for 256-color support],
+       [with_ext_colors=$enableval],
+       [with_ext_colors=no])
+AC_MSG_RESULT($with_ext_colors)
+NCURSES_EXT_COLORS=0
+if test "$with_ext_colors" = yes ; then
+       if test "$with_widec" != yes ; then
+               AC_MSG_ERROR(This option applies only to wide-character library)
+       else
+               # cannot be ABI 5 since it changes sizeof(cchar_t)
+               CF_NCURSES_ABI_6
+       fi
+       NCURSES_EXT_COLORS=1
+       AC_DEFINE(NCURSES_EXT_COLORS)
+fi
+AC_SUBST(NCURSES_EXT_COLORS)
+
+###   use option --enable-ext-mouse to modify coding to support 5-button mice
+AC_MSG_CHECKING(if you want to use extended mouse encoding)
+AC_ARG_ENABLE(ext-mouse,
+       [  --enable-ext-mouse      compile for extended mouse-encoding],
+       [with_ext_mouse=$enableval],
+       [with_ext_mouse=no])
+AC_MSG_RESULT($with_ext_mouse)
+NCURSES_MOUSE_VERSION=1
+if test "$with_ext_mouse" = yes ; then
+       NCURSES_MOUSE_VERSION=2
+       CF_NCURSES_ABI_6
+fi
+AC_SUBST(NCURSES_MOUSE_VERSION)
+
 AC_MSG_CHECKING(if you want \$NCURSES_NO_PADDING code)
 AC_ARG_ENABLE(no-padding,
        [  --enable-no-padding     compile with $NCURSES_NO_PADDING code],
@@ -935,42 +986,40 @@ AC_ARG_ENABLE(colorfgbg,
 AC_MSG_RESULT($with_colorfgbg)
 test "$with_colorfgbg" = yes && AC_DEFINE(USE_COLORFGBG)
 
-###   use option --enable-ext-colors to turn on use of colors beyond 16.
-AC_MSG_CHECKING(if you want to use experimental extended colors)
-AC_ARG_ENABLE(ext-colors,
-       [  --enable-ext-colors     compile for experimental 256-color support],
-       [with_ext_colors=$enableval],
-       [with_ext_colors=no])
-AC_MSG_RESULT($with_ext_colors)
-NCURSES_EXT_COLORS=0
-if test "$with_ext_colors" = yes ; then
-       if test "$with_widec" != yes ; then
-               AC_MSG_ERROR(This option applies only to wide-character library)
-       else
-               # cannot be ABI 5 since it changes sizeof(cchar_t)
-               CF_NCURSES_ABI_6
-       fi
-       NCURSES_EXT_COLORS=1
-       AC_DEFINE(NCURSES_EXT_COLORS)
+# This is still experimental (20080329), but should ultimately be moved to
+# the script-block --with-normal, etc.
+CF_WITH_PTHREAD
+
+AC_MSG_CHECKING(if you want to use weak-symbols for pthreads)
+AC_ARG_ENABLE(weak-symbols,
+    [  --enable-weak-symbols   enable weak-symbols for pthreads],
+    [use_weak_symbols=$withval],
+    [use_weak_symbols=no])
+AC_MSG_RESULT($use_weak_symbols)
+if test "$use_weak_symbols" = yes ; then
+    CF_WEAK_SYMBOLS
+else
+    cf_cv_weak_symbols=no
 fi
-AC_SUBST(NCURSES_EXT_COLORS)
 
-###   use option --enable-ext-mouse to modify coding to support 5-button mice
-AC_MSG_CHECKING(if you want to use experimental extended mouse encoding)
-AC_ARG_ENABLE(ext-mouse,
-       [  --enable-ext-mouse      compile for experimental mouse-encoding],
-       [with_ext_mouse=$enableval],
-       [with_ext_mouse=no])
-AC_MSG_RESULT($with_ext_mouse)
-NCURSES_MOUSE_VERSION=1
-if test "$with_ext_mouse" = yes ; then
-       NCURSES_MOUSE_VERSION=2
-       CF_NCURSES_ABI_6
+if test $cf_cv_weak_symbols = yes ; then
+    AC_DEFINE(USE_WEAK_SYMBOLS)
 fi
-AC_SUBST(NCURSES_MOUSE_VERSION)
+
+PTHREAD=
+if test "$with_pthread" = "yes" ; then
+    AC_DEFINE(USE_PTHREADS)
+    enable_reentrant=yes
+    if test $cf_cv_weak_symbols = yes ; then
+        PTHREAD=-lpthread
+    fi
+fi
+AC_SUBST(PTHREAD)
 
 # Reentrant code has to be opaque; there's little advantage to making ncurses
-# opaque outside of that, so there is no --enable-opaque option.
+# opaque outside of that, so there is no --enable-opaque option.  We can use
+# this option without --with-pthreads, but this will be always set for
+# pthreads.
 AC_MSG_CHECKING(if you want experimental reentrant code)
 AC_ARG_ENABLE(reentrant,
        [  --enable-reentrant      compile with experimental reentrant code],
@@ -982,7 +1031,11 @@ if test "$with_reentrant" = yes ; then
        cf_cv_enable_opaque="NCURSES_INTERNALS"
        NCURSES_OPAQUE=1
        NCURSES_SIZE_T=int
-       LIB_SUFFIX="t${LIB_SUFFIX}"
+    if test $cf_cv_weak_symbols = yes ; then
+        CF_REMOVE_LIB(LIBS,$LIBS,pthread)
+    else
+        LIB_SUFFIX="t${LIB_SUFFIX}"
+    fi
        AC_DEFINE(USE_REENTRANT)
        CF_NCURSES_ABI_6
 else
@@ -1242,9 +1295,20 @@ CF_SIZECHANGE
 CF_FUNC_MEMMOVE
 CF_FUNC_POLL
 
+# special check for test/ditto.c
+CF_FUNC_OPENPTY
+if test "$cf_cv_func_openpty" != no ; then
+    AC_DEFINE_UNQUOTED(USE_OPENPTY_HEADER,<$cf_cv_func_openpty>)
+    AC_DEFINE(USE_XTERM_PTY)
+    if test "$cf_cv_lib_util" = yes ; then
+        TEST_LIBS="-lutil $TEST_LIBS"
+    fi
+fi
+AC_SUBST(TEST_LIBS)
+
 if test "$with_hashed_db" != no ; then
        AC_DEFINE(USE_HASHED_DB)
-       CF_HASHED_DB
+       CF_HASHED_DB($with_hashed_db)
 fi
 
 dnl We'll do our own -g libraries, unless the user's overridden via $CFLAGS
@@ -1276,6 +1340,20 @@ if test -n "$CXX" ; then
 
        AC_CHECK_HEADERS(iostream typeinfo)
 
+    if test x"$ac_cv_header_iostream" = xyes ; then
+        AC_MSG_CHECKING(if iostream uses std-namespace)
+        AC_TRY_COMPILE([
+#include <iostream>
+using std::endl;
+using std::cerr;],[
+cerr << "testing" << endl;
+],[cf_iostream_namespace=yes],[cf_iostream_namespace=no])
+        AC_MSG_RESULT($cf_iostream_namespace)
+        if test "$cf_iostream_namespace" = yes ; then
+            AC_DEFINE(IOSTREAM_NAMESPACE)
+        fi
+    fi
+
        CF_BOOL_DECL
        CF_BOOL_SIZE
        CF_ETIP_DEFINES
@@ -1506,16 +1584,7 @@ AC_SUBST(DFT_ARG_SUFFIX)dnl the string to append to "-lncurses" ("")
 AC_MSG_RESULT($DFT_ARG_SUFFIX)
 
 AC_MSG_CHECKING(default library-dependency suffix)
-CF_LIB_SUFFIX($DFT_LWR_MODEL,DFT_DEP_SUFFIX)dnl
-DFT_LIB_SUFFIX=$DFT_DEP_SUFFIX
-if test $DFT_LWR_MODEL = shared ; then
-       case $cf_cv_system_name in #(vi
-       cygwin*)
-               DFT_DEP_SUFFIX=".dll.a"
-               DFT_LIB_SUFFIX=".dll"
-               ;;
-       esac
-fi
+CF_LIB_SUFFIX($DFT_LWR_MODEL,DFT_LIB_SUFFIX,DFT_DEP_SUFFIX)dnl
 AC_SUBST(DFT_DEP_SUFFIX)dnl the corresponding library-suffix (".a")
 AC_MSG_RESULT($DFT_DEP_SUFFIX)
 
@@ -1530,7 +1599,7 @@ AC_MSG_CHECKING(c++ library-dependency suffix)
 if test "$with_libtool" != "no"; then
        CXX_LIB_SUFFIX=$DFT_DEP_SUFFIX
 else
-       CF_LIB_SUFFIX(normal,CXX_LIB_SUFFIX)dnl we normally make a static library
+       CF_LIB_SUFFIX(normal,CXX_LIB_SUFFIX,CXX_DEP_SUFFIX)dnl we normally make a static library
 fi
 AC_MSG_RESULT($CXX_LIB_SUFFIX)
 AC_SUBST(CXX_LIB_SUFFIX)
@@ -1606,7 +1675,11 @@ else
        TINFO_NAME=${LIB_NAME}
        TINFO_SUFFIX=${DFT_LIB_SUFFIX}
        TINFO_ARG_SUFFIX=${LIB_NAME}${DFT_ARG_SUFFIX}
-       TICS_LIST="$SHLIB_LIST -l${LIB_NAME}${DFT_ARG_SUFFIX}"
+       if test "$with_tic_depends" = yes ; then
+               TICS_LIST="$SHLIB_LIST -l${LIB_NAME}${DFT_ARG_SUFFIX}"
+       else
+               TICS_LIST="$SHLIB_LIST"
+       fi
 
        TINFO_ARGS="-L${LIB_DIR} -l${LIB_NAME}${DFT_ARG_SUFFIX}"
 fi
@@ -1629,6 +1702,10 @@ if test "$with_dlsym" = yes ; then
        CF_REMOVE_LIB(TICS_LIST,$TICS_LIST,dl)
 fi
 
+if test "$DFT_LWR_MODEL" = "libtool"; then
+    OBJEXT=lo
+fi
+
 # needed for Ada95
 TINFO_ARGS2=`echo "$TINFO_ARGS" | sed -e 's,-L\.\./,-L../../,'`
 AC_SUBST(TINFO_ARGS2)
@@ -1684,6 +1761,11 @@ AC_DEFINE_UNQUOTED(NCURSES_VERSION_STRING, "${NCURSES_MAJOR}.${NCURSES_MINOR}.${
 ### Now that we're done running tests, add the compiler-warnings, if any
 CF_ADD_CFLAGS($EXTRA_CFLAGS)
 
+### If we're building with rpath, try to link non-standard libs that way too.
+if test "$DFT_LWR_MODEL" = "shared"; then
+  CF_RPATH_HACK
+fi
+
 ### Define substitutions for header files to avoid name-pollution
 CF_SUBST_IF(["$cf_cv_have_tcgetattr" = yes], HAVE_TCGETATTR, 1, 0)
 CF_SUBST_IF(["$ac_cv_header_termio_h" = yes], HAVE_TERMIO_H, 1, 0)
@@ -1741,10 +1823,12 @@ cf_cv_prog_CC_c_o=$cf_cv_prog_CC_c_o
 cf_cv_prog_CXX_c_o=$cf_cv_prog_CXX_c_o
 cf_cv_rel_version="$cf_cv_rel_version"
 cf_cv_rm_so_locs="$cf_cv_rm_so_locs"
+cf_cv_shared_soname='$cf_cv_shared_soname'
 cf_cv_shlib_version="$cf_cv_shlib_version"
 cf_cv_shlib_version_infix="$cf_cv_shlib_version_infix"
 cf_cv_system_name="$cf_cv_system_name"
 cf_with_cxx_binding="$cf_with_cxx_binding"
+cf_with_manpages="$cf_with_manpages"
 host="$host"
 target="$target"