ncurses 5.6 - patch 20080531

[ncurses.git] / configure.in

diff --git a/configure.in b/configure.in
index ff7de3cc11d9e72ae3e2d63e241a9853fa40bbf3..1a4a0c86ecac6e8518a798662257bfb812cc885c 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -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 1.418 2007/04/28 18:54:05 tom Exp $
+dnl $Id: configure.in,v 1.434 2008/05/17 19:50:19 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: 1.418 $)
+AC_REVISION($Revision: 1.434 $)

 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)
 


@@ -150,13 +150,28 @@ CF_PROG_INSTALL
 CF_PROG_LINT
 AC_PROG_LN_S
 
 CF_PROG_LINT
 AC_PROG_LN_S
 

+AC_SYS_LONG_FILE_NAMES
+
+AC_MSG_CHECKING(if we should assume mixed-case filenames)
+AC_ARG_ENABLE(mixed-case,
+       [  --enable-mixed-case     tic should assume mixed-case filenames],
+       [enable_mixedcase=$enableval],
+       [enable_mixedcase=auto])
+AC_MSG_RESULT($enable_mixedcase)
+if test "$enable_mixedcase" = "auto" ; then
+    CF_MIXEDCASE_FILENAMES
+else
+    cf_cv_mixedcase=$enable_mixedcase
+    if test "$enable_mixedcase" = "yes" ; then
+        AC_DEFINE(MIXEDCASE_FILENAMES)
+    fi
+fi
+
+# do this after mixed-case option (tags/TAGS is not as important as tic).

 AC_PROG_MAKE_SET
 CF_MAKE_TAGS
 CF_MAKEFLAGS
 
 AC_PROG_MAKE_SET
 CF_MAKE_TAGS
 CF_MAKEFLAGS
 

-AC_SYS_LONG_FILE_NAMES
-CF_MIXEDCASE_FILENAMES
-

 dnl These are standard among *NIX systems, but not when cross-compiling
 AC_CHECK_TOOL(RANLIB, ranlib, ':')
 AC_CHECK_TOOL(LD, ld, ld)
 dnl These are standard among *NIX systems, but not when cross-compiling
 AC_CHECK_TOOL(RANLIB, ranlib, ':')
 AC_CHECK_TOOL(LD, ld, ld)


@@ -353,7 +368,7 @@ AC_ARG_ENABLE(rpath,
 [cf_cv_ld_rpath=no])
 AC_MSG_RESULT($cf_cv_ld_rpath)
 AC_MSG_CHECKING(if shared libraries should be relinked during install)
 [cf_cv_ld_rpath=no])
 AC_MSG_RESULT($cf_cv_ld_rpath)
 AC_MSG_CHECKING(if shared libraries should be relinked during install)

-AC_ARG_ENABLE(rpath,
+AC_ARG_ENABLE(relink,

 [  --disable-relink        relink shared libraries during install],
 [cf_cv_do_relink=$enableval],
 [cf_cv_do_relink=yes])
 [  --disable-relink        relink shared libraries during install],
 [cf_cv_do_relink=$enableval],
 [cf_cv_do_relink=yes])


@@ -488,6 +503,19 @@ int main() {
 AC_MSG_RESULT($with_big_core)
 test "$with_big_core" = "yes" && AC_DEFINE(HAVE_BIG_CORE)
 
 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.
+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])
+AC_MSG_RESULT($with_big_strings)
+
+USE_BIG_STRINGS=0
+test "$with_big_strings" = "yes" && USE_BIG_STRINGS=1
+AC_SUBST(USE_BIG_STRINGS)
+

 ###    use option --enable-termcap to compile in the termcap fallback support
 AC_MSG_CHECKING(if you want termcap-fallback support)
 AC_ARG_ENABLE(termcap,
 ###    use option --enable-termcap to compile in the termcap fallback support
 AC_MSG_CHECKING(if you want termcap-fallback support)
 AC_ARG_ENABLE(termcap,


@@ -808,6 +836,40 @@ 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],


@@ -907,42 +969,18 @@ 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
+if test "$with_pthread" = "yes" ; then
+    AC_DEFINE(USE_PTHREADS)
+    enable_reentrant=yes

 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
-fi
-AC_SUBST(NCURSES_MOUSE_VERSION)

 
 # Reentrant code has to be opaque; there's little advantage to making ncurses
 
 # 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],
 AC_MSG_CHECKING(if you want experimental reentrant code)
 AC_ARG_ENABLE(reentrant,
        [  --enable-reentrant      compile with experimental reentrant code],


@@ -1010,6 +1048,7 @@ if test "$with_echo" = yes; then
 else
        ECHO_LINK='@ echo linking $@ ... ;'
        test -n "$LIBTOOL" && LIBTOOL="$LIBTOOL --silent"
 else
        ECHO_LINK='@ echo linking $@ ... ;'
        test -n "$LIBTOOL" && LIBTOOL="$LIBTOOL --silent"

+       test -n "$LIBTOOL_CXX" && LIBTOOL_CXX="$LIBTOOL_CXX --silent"

 fi
 AC_MSG_RESULT($with_echo)
 AC_SUBST(ECHO_LINK)
 fi
 AC_MSG_RESULT($with_echo)
 AC_SUBST(ECHO_LINK)


@@ -1021,9 +1060,9 @@ AC_ARG_ENABLE(warnings,
        [with_warnings=$enableval])
 AC_MSG_RESULT($with_warnings)
 
        [with_warnings=$enableval])
 AC_MSG_RESULT($with_warnings)
 

-if test -n "$with_warnings"; then
+if test "x$with_warnings" = "xyes"; then

        ADAFLAGS="$ADAFLAGS -gnatg"
        ADAFLAGS="$ADAFLAGS -gnatg"

-       CF_GCC_WARNINGS
+       CF_GCC_WARNINGS(Wdeclaration-after-statement Wextra Wno-unknown-pragmas Wswitch-enum)

        if test "$cf_with_cxx" = yes ; then
                CF_GXX_WARNINGS(Wno-unused)
        fi
        if test "$cf_with_cxx" = yes ; then
                CF_GXX_WARNINGS(Wno-unused)
        fi


@@ -1137,7 +1176,7 @@ CF_SYS_TIME_SELECT
 ###    checks for compiler characteristics
 AC_LANG_C
 AC_C_CONST
 ###    checks for compiler characteristics
 AC_LANG_C
 AC_C_CONST

-CF_C_INLINE(NCURSES_INLINE,500)
+CF_C_INLINE(NCURSES_INLINE,1200)

 CF_SIG_ATOMIC_T
 
 if test $NCURSES_CHTYPE = auto ; then
 CF_SIG_ATOMIC_T
 
 if test $NCURSES_CHTYPE = auto ; then


@@ -1213,9 +1252,20 @@ CF_SIZECHANGE
 CF_FUNC_MEMMOVE
 CF_FUNC_POLL
 
 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 "$with_hashed_db" != no ; then
        AC_DEFINE(USE_HASHED_DB)
 if test "$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
 fi
 
 dnl We'll do our own -g libraries, unless the user's overridden via $CFLAGS


@@ -1328,9 +1378,22 @@ AC_SUBST(USE_CXX_BOOL)
 
 CF_HELP_MESSAGE(Ada95 Binding Options:)
 
 
 CF_HELP_MESSAGE(Ada95 Binding Options:)
 

+dnl If the Ada95 source-tree is present, add that to the build unless it will
+dnl not work, or was not requested.
+if test -f "${srcdir}/Ada95/Makefile.in" ; then
+
+dnl libtool does not know anything about GNAT, though a change made in 1998
+dnl provided for it "someday".  Disable the ada subtree if we are using
+dnl libtool -TD 20070714
+if test "$cf_with_ada" != "no" ; then
+    if test "$with_libtool" != "no"; then
+       AC_MSG_WARN(libtool does not support Ada - disabling feature)
+       cf_with_ada=no
+    fi
+fi
+

 dnl Check for availability of GNU Ada Translator (GNAT).
 dnl At the moment we support no other Ada95 compiler.
 dnl Check for availability of GNU Ada Translator (GNAT).
 dnl At the moment we support no other Ada95 compiler.

-if test -f "${srcdir}/Ada95/Makefile.in" ; then

 if test "$cf_with_ada" != "no" ; then
 cf_ada_make=gnatmake
 AC_CHECK_PROG(gnat_exists, $cf_ada_make, yes, no)
 if test "$cf_with_ada" != "no" ; then
 cf_ada_make=gnatmake
 AC_CHECK_PROG(gnat_exists, $cf_ada_make, yes, no)


@@ -1430,7 +1493,7 @@ fi
 AC_MSG_CHECKING(for library subsets)
 LIB_SUBSETS=
 
 AC_MSG_CHECKING(for library subsets)
 LIB_SUBSETS=
 

-if test "$cf_with_progs" = yes || test "$with_ticlib" != no; then
+if test "$cf_with_progs" = yes || test "$with_ticlib" != no || test "$with_termcap" != no; then

        LIB_SUBSETS="${LIB_SUBSETS}ticlib"
        if test "$with_ticlib" != no ; then
                LIB_SUBSETS="${LIB_SUBSETS} "
        LIB_SUBSETS="${LIB_SUBSETS}ticlib"
        if test "$with_ticlib" != no ; then
                LIB_SUBSETS="${LIB_SUBSETS} "


@@ -1587,6 +1650,10 @@ if test "$with_dlsym" = yes ; then
        CF_REMOVE_LIB(TICS_LIST,$TICS_LIST,dl)
 fi
 
        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 "$TINFO_ARGS" | sed -e 's,-L\.\./,-L../../,'`
 AC_SUBST(TINFO_ARGS2)
 # needed for Ada95
 TINFO_ARGS2=`echo "$TINFO_ARGS" | sed -e 's,-L\.\./,-L../../,'`
 AC_SUBST(TINFO_ARGS2)


@@ -1642,6 +1709,11 @@ 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)
 
 ### 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)
 ### 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)