]> ncurses.scripts.mit.edu Git - ncurses.git/blobdiff - configure.in
ncurses 5.6 - patch 20080906
[ncurses.git] / configure.in
index 8fa5e4eaaa56d161552672edccd28146fec0e0f4..ca7c8a71503ee4d07ebca2946b190ac547177f9e 100644 (file)
@@ -1,5 +1,5 @@
 dnl***************************************************************************
 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            *
 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
 dnl Author: Thomas E. Dickey 1995-on
 dnl
-dnl $Id: configure.in,v 1.433 2008/04/12 23:39:06 tom Exp $
+dnl $Id: configure.in,v 1.446 2008/09/06 21:02:20 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)
 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: 1.433 $)
+AC_REVISION($Revision: 1.446 $)
 AC_INIT(ncurses/base/lib_initscr.c)
 AC_CONFIG_HEADER(include/ncurses_cfg.h:include/ncurses_cfg.hin)
 
 AC_INIT(ncurses/base/lib_initscr.c)
 AC_CONFIG_HEADER(include/ncurses_cfg.h:include/ncurses_cfg.hin)
 
@@ -504,12 +504,13 @@ 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
 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],
 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=$enableval],
+       [CF_AWK_BIG_PRINTF(4000,with_big_strings)])
 AC_MSG_RESULT($with_big_strings)
 
 USE_BIG_STRINGS=0
 AC_MSG_RESULT($with_big_strings)
 
 USE_BIG_STRINGS=0
@@ -681,7 +682,7 @@ if test "$with_widec" = yes ; then
        CF_PREDEFINE(_XOPEN_SOURCE_EXTENDED)
        # with_overwrite=no
        NCURSES_CH_T=cchar_t
        CF_PREDEFINE(_XOPEN_SOURCE_EXTENDED)
        # with_overwrite=no
        NCURSES_CH_T=cchar_t
-       AC_CHECK_FUNCS(putwc btowc wctob mbtowc wctomb mblen mbrlen mbrtowc)
+       AC_CHECK_FUNCS(putwc btowc wctob mbtowc wctomb mblen mbrlen mbrtowc wcsrtombs mbsrtowcs wcstombs mbstowcs)
        if test "$ac_cv_func_putwc" != yes ; then
                CF_LIBUTF8
                if test "$cf_cv_libutf8" = yes ; then
        if test "$ac_cv_func_putwc" != yes ; then
                CF_LIBUTF8
                if test "$cf_cv_libutf8" = yes ; then
@@ -836,6 +837,40 @@ if test "$with_ext_const" = yes ; then
 fi
 AC_SUBST(NCURSES_CONST)
 
 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],
 AC_MSG_CHECKING(if you want \$NCURSES_NO_PADDING code)
 AC_ARG_ENABLE(no-padding,
        [  --enable-no-padding     compile with $NCURSES_NO_PADDING code],
@@ -935,47 +970,35 @@ AC_ARG_ENABLE(colorfgbg,
 AC_MSG_RESULT($with_colorfgbg)
 test "$with_colorfgbg" = yes && AC_DEFINE(USE_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
 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
 fi
-AC_SUBST(NCURSES_MOUSE_VERSION)
 
 
-# This is still experimental (20080329), but should ultimately be moved to
-# the script-block --with-normal, etc.
-CF_WITH_PTHREAD
+PTHREAD=
 if test "$with_pthread" = "yes" ; then
     AC_DEFINE(USE_PTHREADS)
     enable_reentrant=yes
 if test "$with_pthread" = "yes" ; then
     AC_DEFINE(USE_PTHREADS)
     enable_reentrant=yes
+    if test $cf_cv_weak_symbols = yes ; then
+        PTHREAD=-lpthread
+    fi
 fi
 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.  We can use
 
 # Reentrant code has to be opaque; there's little advantage to making ncurses
 # opaque outside of that, so there is no --enable-opaque option.  We can use
@@ -992,7 +1015,11 @@ if test "$with_reentrant" = yes ; then
        cf_cv_enable_opaque="NCURSES_INTERNALS"
        NCURSES_OPAQUE=1
        NCURSES_SIZE_T=int
        cf_cv_enable_opaque="NCURSES_INTERNALS"
        NCURSES_OPAQUE=1
        NCURSES_SIZE_T=int
-       LIB_SUFFIX="t${LIB_SUFFIX}"
+    if test $cf_cv_weak_symbols = yes ; then
+        CF_REMOVE_LIB(LIBS,$LIBS,pthread)
+    else
+        LIB_SUFFIX="t${LIB_SUFFIX}"
+    fi
        AC_DEFINE(USE_REENTRANT)
        CF_NCURSES_ABI_6
 else
        AC_DEFINE(USE_REENTRANT)
        CF_NCURSES_ABI_6
 else
@@ -1297,6 +1324,20 @@ if test -n "$CXX" ; then
 
        AC_CHECK_HEADERS(iostream typeinfo)
 
 
        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 "$cf_iostream_namespace" = yes ; then
+            AC_DEFINE(IOSTREAM_NAMESPACE)
+        fi
+    fi
+
        CF_BOOL_DECL
        CF_BOOL_SIZE
        CF_ETIP_DEFINES
        CF_BOOL_DECL
        CF_BOOL_SIZE
        CF_ETIP_DEFINES
@@ -1627,7 +1668,7 @@ else
        TINFO_NAME=${LIB_NAME}
        TINFO_SUFFIX=${DFT_LIB_SUFFIX}
        TINFO_ARG_SUFFIX=${LIB_NAME}${DFT_ARG_SUFFIX}
        TINFO_NAME=${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}"
+       TICS_LIST="$SHLIB_LIST"
 
        TINFO_ARGS="-L${LIB_DIR} -l${LIB_NAME}${DFT_ARG_SUFFIX}"
 fi
 
        TINFO_ARGS="-L${LIB_DIR} -l${LIB_NAME}${DFT_ARG_SUFFIX}"
 fi