-dnl*****************************************************************************
-dnl Copyright 1996,1997 by Thomas E. Dickey <dickey@clark.net> *
-dnl All Rights Reserved. *
-dnl *
-dnl Permission to use, copy, modify, and distribute this software and its *
-dnl documentation for any purpose and without fee is hereby granted, provided *
-dnl that the above copyright notice appear in all copies and that both that *
-dnl copyright notice and this permission notice appear in supporting *
-dnl documentation, and that the name of the above listed copyright holder(s) *
-dnl not be used in advertising or publicity pertaining to distribution of the *
-dnl software without specific, written prior permission. THE ABOVE LISTED *
-dnl COPYRIGHT HOLDER(S) DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, *
-dnl INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO *
-dnl EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY *
-dnl SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER *
-dnl RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF *
-dnl CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN *
-dnl CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. *
-dnl*****************************************************************************
-dnl $Id: aclocal.m4,v 1.60 1997/05/10 15:56:16 tom Exp $
+dnl***************************************************************************
+dnl Copyright (c) 1998,1999 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 "Software"), to deal in the Software without restriction, including *
+dnl without limitation the rights to use, copy, modify, merge, publish, *
+dnl distribute, distribute with modifications, sublicense, and/or sell *
+dnl copies of the Software, and to permit persons to whom the Software is *
+dnl furnished to do so, subject to the following conditions: *
+dnl *
+dnl The above copyright notice and this permission notice shall be included *
+dnl in all copies or substantial portions of the Software. *
+dnl *
+dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
+dnl OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
+dnl MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
+dnl IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
+dnl DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
+dnl OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
+dnl THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
+dnl *
+dnl Except as contained in this notice, the name(s) of the above copyright *
+dnl holders shall not be used in advertising or otherwise to promote the *
+dnl sale, use or other dealings in this Software without prior written *
+dnl authorization. *
+dnl***************************************************************************
+dnl
+dnl Author: Thomas E. Dickey <dickey@clark.net> 1996,1997,1998
+dnl
+dnl $Id: aclocal.m4,v 1.179 1999/10/23 21:49:25 tom Exp $
dnl Macros used in NCURSES auto-configuration script.
dnl
dnl ---------------------------------------------------------------------------
+dnl ---------------------------------------------------------------------------
dnl Construct the list of include-options for the C programs in the Ada95
dnl binding.
-AC_DEFUN([NC_ADA_INCLUDE_DIRS],
+AC_DEFUN([CF_ADA_INCLUDE_DIRS],
[
ACPPFLAGS="$ACPPFLAGS -I. -I../../include"
if test "$srcdir" != "."; then
AC_SUBST(ACPPFLAGS)
])dnl
dnl ---------------------------------------------------------------------------
+dnl This is adapted from the macros 'fp_PROG_CC_STDC' and 'fp_C_PROTOTYPES'
+dnl in the sharutils 4.2 distribution.
+AC_DEFUN([CF_ANSI_CC_CHECK],
+[
+AC_MSG_CHECKING(for ${CC-cc} option to accept ANSI C)
+AC_CACHE_VAL(cf_cv_ansi_cc,[
+cf_cv_ansi_cc=no
+cf_save_CFLAGS="$CFLAGS"
+# Don't try gcc -ansi; that turns off useful extensions and
+# breaks some systems' header files.
+# AIX -qlanglvl=ansi
+# Ultrix and OSF/1 -std1
+# HP-UX -Aa -D_HPUX_SOURCE
+# SVR4 -Xc
+# UnixWare 1.2 (cannot use -Xc, since ANSI/POSIX clashes)
+for cf_arg in "-DCC_HAS_PROTOS" \
+ "" \
+ -qlanglvl=ansi \
+ -std1 \
+ "-Aa -D_HPUX_SOURCE +e" \
+ "-Aa -D_HPUX_SOURCE" \
+ -Xc
+do
+ CFLAGS="$cf_save_CFLAGS $cf_arg"
+ AC_TRY_COMPILE(
+[
+#ifndef CC_HAS_PROTOS
+#if !defined(__STDC__) || (__STDC__ != 1)
+choke me
+#endif
+#endif
+],[
+ int test (int i, double x);
+ struct s1 {int (*f) (int a);};
+ struct s2 {int (*f) (double a);};],
+ [cf_cv_ansi_cc="$cf_arg"; break])
+done
+CFLAGS="$cf_save_CFLAGS"
+])
+AC_MSG_RESULT($cf_cv_ansi_cc)
+
+if test "$cf_cv_ansi_cc" != "no"; then
+if test ".$cf_cv_ansi_cc" != ".-DCC_HAS_PROTOS"; then
+ CFLAGS="$CFLAGS $cf_cv_ansi_cc"
+else
+ AC_DEFINE(CC_HAS_PROTOS)
+fi
+fi
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl For programs that must use an ANSI compiler, obtain compiler options that
+dnl will make it recognize prototypes. We'll do preprocessor checks in other
+dnl macros, since tools such as unproto can fake prototypes, but only part of
+dnl the preprocessor.
+AC_DEFUN([CF_ANSI_CC_REQD],
+[AC_REQUIRE([CF_ANSI_CC_CHECK])
+if test "$cf_cv_ansi_cc" = "no"; then
+ AC_ERROR(
+[Your compiler does not appear to recognize prototypes.
+You have the following choices:
+ a. adjust your compiler options
+ b. get an up-to-date compiler
+ c. use a wrapper such as unproto])
+fi
+])dnl
+dnl ---------------------------------------------------------------------------
dnl Test if 'bool' is a builtin type in the configured C++ compiler. Some
dnl older compilers (e.g., gcc 2.5.8) don't support 'bool' directly; gcc
dnl 2.6.3 does, in anticipation of the ANSI C++ standard.
dnl
dnl Treat the configuration-variable specially here, since we're directly
dnl substituting its value (i.e., 1/0).
-AC_DEFUN([NC_BOOL_DECL],
+AC_DEFUN([CF_BOOL_DECL],
[
-AC_MSG_CHECKING([for builtin c++ bool type])
-AC_CACHE_VAL(nc_cv_builtin_bool,[
- AC_TRY_COMPILE([],[bool x = false],
- [nc_cv_builtin_bool=1],
- [nc_cv_builtin_bool=0])
+AC_MSG_CHECKING([for builtin ifelse(AC_LANG,[C],$CC,$CXX) bool type])
+AC_CACHE_VAL(ifelse($1,,cf_cv_builtin_bool,[$1]),[
+ AC_TRY_COMPILE([
+#include <stdio.h>
+#include <sys/types.h>
+],[bool x = false],
+ [ifelse($1,,cf_cv_builtin_bool,[$1])=1],
+ [ifelse($1,,cf_cv_builtin_bool,[$1])=0])
])
-if test $nc_cv_builtin_bool = 1
+if test $ifelse($1,,cf_cv_builtin_bool,[$1]) = 1
then AC_MSG_RESULT(yes)
else AC_MSG_RESULT(no)
fi
dnl ---------------------------------------------------------------------------
dnl Test for the size of 'bool' in the configured C++ compiler (e.g., a type).
dnl Don't bother looking for bool.h, since it's been deprecated.
-AC_DEFUN([NC_BOOL_SIZE],
+AC_DEFUN([CF_BOOL_SIZE],
[
-AC_MSG_CHECKING([for size of c++ bool])
-AC_CACHE_VAL(nc_cv_type_of_bool,[
- rm -f nc_test.out
+AC_MSG_CHECKING([for size of ifelse(AC_LANG,[C],$CC,$CXX) bool])
+AC_CACHE_VAL(cf_cv_type_of_bool,[
+ rm -f cf_test.out
AC_TRY_RUN([
#include <stdlib.h>
#include <stdio.h>
-#if HAVE_BUILTIN_H
+#if HAVE_GXX_BUILTIN_H
+#include <g++/builtin.h>
+#elif HAVE_GPP_BUILTIN_H
+#include <gpp/builtin.h>
+#elif HAVE_BUILTIN_H
#include <builtin.h>
#endif
main()
{
- FILE *fp = fopen("nc_test.out", "w");
+ FILE *fp = fopen("cf_test.out", "w");
if (fp != 0) {
- bool x = false;
+ bool x = true;
+ if ((bool)(-x) >= 0)
+ fputs("unsigned ", fp);
if (sizeof(x) == sizeof(int)) fputs("int", fp);
else if (sizeof(x) == sizeof(char)) fputs("char", fp);
else if (sizeof(x) == sizeof(short))fputs("short",fp);
exit(0);
}
],
- [nc_cv_type_of_bool=`cat nc_test.out`],
- [nc_cv_type_of_bool=unknown],
- [nc_cv_type_of_bool=unknown])
+ [cf_cv_type_of_bool=`cat cf_test.out`],
+ [cf_cv_type_of_bool=unknown],
+ [cf_cv_type_of_bool=unknown])
])
- rm -f nc_test.out
-AC_MSG_RESULT($nc_cv_type_of_bool)
-if test $nc_cv_type_of_bool = unknown ; then
+ rm -f cf_test.out
+AC_MSG_RESULT($cf_cv_type_of_bool)
+if test "$cf_cv_type_of_bool" = unknown ; then
AC_MSG_WARN(Assuming unsigned for type of bool)
- nc_cv_type_of_bool=unsigned
+ cf_cv_type_of_bool=unsigned
fi
])dnl
dnl ---------------------------------------------------------------------------
dnl We don't use AC_PREFIX_DEFAULT, because it gets evaluated too soon, and
dnl we don't use AC_PREFIX_PROGRAM, because we cannot distinguish ncurses's
dnl programs from a vendor's.
-AC_DEFUN([NC_CFG_DEFAULTS],
+AC_DEFUN([CF_CFG_DEFAULTS],
[
AC_MSG_CHECKING(for prefix)
if test "x$prefix" = "xNONE" ; then
- case "$nc_cv_systype" in
+ case "$cf_cv_system_name" in
# non-vendor systems don't have a conflict
- NetBSD|FreeBSD|Linux) prefix=/usr
+ openbsd*|netbsd*|freebsd*|linux*)
+ prefix=/usr
;;
*) prefix=$ac_default_prefix
;;
esac
fi
AC_MSG_RESULT($prefix)
+
+if test "x$prefix" = "xNONE" ; then
AC_MSG_CHECKING(for default include-directory)
-test -n "$verbose" && echo 1>&6
-for nc_symbol in \
+test -n "$verbose" && echo 1>&AC_FD_MSG
+for cf_symbol in \
$includedir \
$includedir/ncurses \
$prefix/include \
/usr/include \
/usr/include/ncurses
do
- nc_dir=`eval echo $nc_symbol`
- if test -f $nc_dir/curses.h ; then
- if ( fgrep NCURSES_VERSION $nc_dir/curses.h 2>&1 >/dev/null ) ; then
- includedir="$nc_symbol"
- test -n "$verbose" && echo $ac_n " found " 1>&6
+ cf_dir=`eval echo $cf_symbol`
+ if test -f $cf_dir/curses.h ; then
+ if ( fgrep NCURSES_VERSION $cf_dir/curses.h 2>&1 >/dev/null ) ; then
+ includedir="$cf_symbol"
+ test -n "$verbose" && echo $ac_n " found " 1>&AC_FD_MSG
break
fi
fi
- test -n "$verbose" && echo " tested $nc_dir" 1>&6
+ test -n "$verbose" && echo " tested $cf_dir" 1>&AC_FD_MSG
done
AC_MSG_RESULT($includedir)
+fi
])dnl
dnl ---------------------------------------------------------------------------
-dnl If we're trying to use g++, test if libg++ is installed (a rather common
-dnl problem :-). If we have the compiler but no library, we'll be able to
-dnl configure, but won't be able to build the c++ demo program.
-AC_DEFUN([NC_CXX_LIBRARY],
-[
-nc_cxx_library=unknown
-if test $ac_cv_prog_gxx = yes; then
- AC_MSG_CHECKING([for libg++])
- nc_save="$LIBS"
- LIBS="$LIBS -lg++ -lm"
- AC_TRY_LINK([
-#include <builtin.h>
+dnl Check if the terminal-capability database functions are available. If not,
+dnl ncurses has a much-reduced version.
+AC_DEFUN([CF_CGETENT],[
+AC_MSG_CHECKING(for terminal-capability database functions)
+AC_CACHE_VAL(cf_cv_cgetent,[
+AC_TRY_LINK([
+#include <stdlib.h>],[
+ char temp[128];
+ char *buf = temp;
+ char *db_array = temp;
+ cgetent(&buf, /* int *, */ &db_array, "vt100");
+ cgetcap(buf, "tc", '=');
+ cgetmatch(buf, "tc");
],
- [float foo=abs(1.0)],
- [nc_cxx_library=yes
- CXXLIBS="$CXXLIBS -lg++ -lm"],
- [nc_cxx_library=no])
- LIBS="$nc_save"
- AC_MSG_RESULT($nc_cxx_library)
+ [cf_cv_cgetent=yes],
+ [cf_cv_cgetent=no])
+])
+AC_MSG_RESULT($cf_cv_cgetent)
+test $cf_cv_cgetent = yes && AC_DEFINE(HAVE_BSD_CGETENT)
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl Check if we're accidentally using a cache from a different machine.
+dnl Derive the system name, as a check for reusing the autoconf cache.
+dnl
+dnl If we've packaged config.guess and config.sub, run that (since it does a
+dnl better job than uname).
+AC_DEFUN([CF_CHECK_CACHE],
+[
+if test -f $srcdir/config.guess ; then
+ AC_CANONICAL_HOST
+ system_name="$host_os"
+else
+ system_name="`(uname -s -r) 2>/dev/null`"
+ if test -z "$system_name" ; then
+ system_name="`(hostname) 2>/dev/null`"
+ fi
+fi
+test -n "$system_name" && AC_DEFINE_UNQUOTED(SYSTEM_NAME,"$system_name")
+AC_CACHE_VAL(cf_cv_system_name,[cf_cv_system_name="$system_name"])
+
+test -z "$system_name" && system_name="$cf_cv_system_name"
+test -n "$cf_cv_system_name" && AC_MSG_RESULT("Configuring for $cf_cv_system_name")
+
+if test ".$system_name" != ".$cf_cv_system_name" ; then
+ AC_MSG_RESULT(Cached system name ($system_name) does not agree with actual ($cf_cv_system_name))
+ AC_ERROR("Please remove config.cache and try again.")
fi
])dnl
dnl ---------------------------------------------------------------------------
-AC_DEFUN([NC_DIRS_TO_MAKE],
+dnl Check for data that is usually declared in <stdio.h> or <errno.h>, e.g.,
+dnl the 'errno' variable. Define a DECL_xxx symbol if we must declare it
+dnl ourselves.
+dnl
+dnl (I would use AC_CACHE_CHECK here, but it will not work when called in a
+dnl loop from CF_SYS_ERRLIST).
+dnl
+dnl $1 = the name to check
+AC_DEFUN([CF_CHECK_ERRNO],
+[
+AC_MSG_CHECKING(if external $1 is declared)
+AC_CACHE_VAL(cf_cv_dcl_$1,[
+ AC_TRY_COMPILE([
+#if HAVE_STDLIB_H
+#include <stdlib.h>
+#endif
+#include <stdio.h>
+#include <sys/types.h>
+#include <errno.h> ],
+ [long x = (long) $1],
+ [eval 'cf_cv_dcl_'$1'=yes'],
+ [eval 'cf_cv_dcl_'$1'=no]')
+])
+
+eval 'cf_result=$cf_cv_dcl_'$1
+AC_MSG_RESULT($cf_result)
+
+if test "$cf_result" = no ; then
+ eval 'cf_result=DECL_'$1
+ CF_UPPER(cf_result,$cf_result)
+ AC_DEFINE_UNQUOTED($cf_result)
+fi
+
+# It's possible (for near-UNIX clones) that the data doesn't exist
+CF_CHECK_EXTERN_DATA($1,int)
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl Check for existence of external data in the current set of libraries. If
+dnl we can modify it, it's real enough.
+dnl $1 = the name to check
+dnl $2 = its type
+AC_DEFUN([CF_CHECK_EXTERN_DATA],
+[
+AC_MSG_CHECKING(if external $1 exists)
+AC_CACHE_VAL(cf_cv_have_$1,[
+ AC_TRY_LINK([
+#undef $1
+extern $2 $1;
+],
+ [$1 = 2],
+ [eval 'cf_cv_have_'$1'=yes'],
+ [eval 'cf_cv_have_'$1'=no'])])
+
+eval 'cf_result=$cf_cv_have_'$1
+AC_MSG_RESULT($cf_result)
+
+if test "$cf_result" = yes ; then
+ eval 'cf_result=HAVE_'$1
+ CF_UPPER(cf_result,$cf_result)
+ AC_DEFINE_UNQUOTED($cf_result)
+fi
+
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl Check if the C++ compiler accepts duplicate parameter initialization. This
+dnl is a late feature for the standard and is not in some recent compilers
+dnl (1999/9/11).
+AC_DEFUN([CF_CPP_PARAM_INIT],
+[
+if test -n "$CXX" ; then
+AC_CACHE_CHECK(if $CXX accepts parameter initialization,cf_cv_cpp_param_init,[
+ AC_LANG_CPLUSPLUS
+ AC_TRY_RUN([
+class TEST {
+private:
+ int value;
+public:
+ TEST(int x = 1);
+ ~TEST();
+};
+
+TEST::TEST(int x = 1) // some compilers do not like second initializer
+{
+ value = x;
+}
+void main() { }
+],
+ [cf_cv_cpp_param_init=yes],
+ [cf_cv_cpp_param_init=no],
+ [cf_cv_cpp_param_init=unknown])
+])
+fi
+test "$cf_cv_cpp_param_init" = yes && AC_DEFINE(CPP_HAS_PARAM_INIT)
+])dnl
+dnl ---------------------------------------------------------------------------
+AC_DEFUN([CF_DIRS_TO_MAKE],
[
DIRS_TO_MAKE="lib"
-for nc_item in $nc_list_models
+for cf_item in $cf_list_models
do
- NC_OBJ_SUBDIR($nc_item,nc_subdir)
- DIRS_TO_MAKE="$DIRS_TO_MAKE $nc_subdir"
+ CF_OBJ_SUBDIR($cf_item,cf_subdir)
+ DIRS_TO_MAKE="$DIRS_TO_MAKE $cf_subdir"
done
-for nc_dir in $DIRS_TO_MAKE
+for cf_dir in $DIRS_TO_MAKE
do
- test ! -d $nc_dir && mkdir $nc_dir
+ test ! -d $cf_dir && mkdir $cf_dir
done
AC_SUBST(DIRS_TO_MAKE)
])dnl
dnl ---------------------------------------------------------------------------
-dnl
-AC_DEFUN([NC_ERRNO],
+dnl Check if 'errno' is declared in <errno.h>
+AC_DEFUN([CF_ERRNO],
[
-AC_MSG_CHECKING([for errno external decl])
-AC_CACHE_VAL(nc_cv_extern_errno,[
- AC_TRY_COMPILE([
-#include <errno.h>],
- [int x = errno],
- [nc_cv_extern_errno=yes],
- [nc_cv_extern_errno=no])
- ])
-AC_MSG_RESULT($nc_cv_extern_errno)
-test $nc_cv_extern_errno = yes && AC_DEFINE(HAVE_EXTERN_ERRNO)
+CF_CHECK_ERRNO(errno)
])dnl
dnl ---------------------------------------------------------------------------
+dnl Test for conflicting definitions of exception in gcc 2.8.0, etc., between
+dnl math.h and builtin.h, only for ncurses
+AC_DEFUN([CF_ETIP_DEFINES],
+[
+AC_MSG_CHECKING(for special defines needed for etip.h)
+cf_save_CXXFLAGS="$CXXFLAGS"
+cf_result="none"
+for cf_math in "" MATH_H
+do
+for cf_excp in "" MATH_EXCEPTION
+do
+ CXXFLAGS="$cf_save_CXXFLAGS -I${srcdir}/c++ -I${srcdir}/menu"
+ test -n "$cf_math" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_math}"
+ test -n "$cf_excp" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_excp}"
+AC_TRY_COMPILE([
+#include <etip.h.in>
+],[],[
+ test -n "$cf_math" && AC_DEFINE_UNQUOTED(ETIP_NEEDS_${cf_math})
+ test -n "$cf_excp" && AC_DEFINE_UNQUOTED(ETIP_NEEDS_${cf_excp})
+ cf_result="$cf_math $cf_excp"
+ break
+],[])
+done
+done
+AC_MSG_RESULT($cf_result)
+CXXFLAGS="$cf_save_CXXFLAGS"
+])
+dnl ---------------------------------------------------------------------------
+dnl Check for memmove, or a bcopy that can handle overlapping copy. If neither
+dnl is found, add our own version of memmove to the list of objects.
+AC_DEFUN([CF_FUNC_MEMMOVE],
+[
+AC_CHECK_FUNC(memmove,,[
+AC_CHECK_FUNC(bcopy,[
+ AC_CACHE_CHECK(if bcopy does overlapping moves,cf_cv_good_bcopy,[
+ AC_TRY_RUN([
+int main() {
+ static char data[] = "abcdefghijklmnopqrstuwwxyz";
+ char temp[40];
+ bcopy(data, temp, sizeof(data));
+ bcopy(temp+10, temp, 15);
+ bcopy(temp+5, temp+15, 10);
+ exit (strcmp(temp, "klmnopqrstuwwxypqrstuwwxyz"));
+}
+ ],
+ [cf_cv_good_bcopy=yes],
+ [cf_cv_good_bcopy=no],
+ [cf_cv_good_bcopy=unknown])
+ ])
+ ],[cf_cv_good_bcopy=no])
+ if test $cf_cv_good_bcopy = yes ; then
+ AC_DEFINE(USE_OK_BCOPY)
+ else
+ AC_DEFINE(USE_MY_MEMMOVE)
+ fi
+])])dnl
+dnl ---------------------------------------------------------------------------
dnl Test for availability of useful gcc __attribute__ directives to quiet
dnl compiler warnings. Though useful, not all are supported -- and contrary
dnl to documentation, unrecognized directives cause older compilers to barf.
-AC_DEFUN([NC_GCC_ATTRIBUTES],
-[cat > conftest.i <<EOF
+AC_DEFUN([CF_GCC_ATTRIBUTES],
+[
+if test -n "$GCC"
+then
+cat > conftest.i <<EOF
#ifndef GCC_PRINTF
#define GCC_PRINTF 0
#endif
EOF
if test -n "$GCC"
then
- AC_CHECKING([for gcc __attribute__ directives])
+ AC_CHECKING([for $CC __attribute__ directives])
changequote(,)dnl
cat > conftest.$ac_ext <<EOF
#line __oline__ "configure"
int main(int argc GCC_UNUSED, char *argv[] GCC_UNUSED) { return 0; }
EOF
changequote([,])dnl
- for nc_attribute in scanf printf unused noreturn
+ for cf_attribute in scanf printf unused noreturn
do
- NC_UPPERCASE($nc_attribute,NC_ATTRIBUTE)
- nc_directive="__attribute__(($nc_attribute))"
- echo "checking for gcc $nc_directive" 1>&AC_FD_CC
- case $nc_attribute in
+ CF_UPPER(CF_ATTRIBUTE,$cf_attribute)
+ cf_directive="__attribute__(($cf_attribute))"
+ echo "checking for $CC $cf_directive" 1>&AC_FD_CC
+ case $cf_attribute in
scanf|printf)
cat >conftest.h <<EOF
-#define GCC_$NC_ATTRIBUTE 1
+#define GCC_$CF_ATTRIBUTE 1
EOF
;;
*)
cat >conftest.h <<EOF
-#define GCC_$NC_ATTRIBUTE $nc_directive
+#define GCC_$CF_ATTRIBUTE $cf_directive
EOF
;;
esac
if AC_TRY_EVAL(ac_compile); then
- test -n "$verbose" && AC_MSG_RESULT(... $nc_attribute)
+ test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute)
cat conftest.h >>confdefs.h
# else
# sed -e 's/__attr.*/\/*nothing*\//' conftest.h >>confdefs.h
fgrep define conftest.i >>confdefs.h
fi
rm -rf conftest*
-
+fi
])dnl
dnl ---------------------------------------------------------------------------
dnl Check if the compiler supports useful warning options. There's a few that
dnl -Wconversion (useful in older versions of gcc, but not in gcc 2.7.x)
dnl -Wredundant-decls (system headers make this too noisy)
dnl -Wtraditional (combines too many unrelated messages, only a few useful)
+dnl -Wwrite-strings (too noisy, but should review occasionally)
+dnl -pedantic
dnl
-AC_DEFUN([NC_GCC_WARNINGS],
-[nc_warn_CFLAGS=""
+AC_DEFUN([CF_GCC_WARNINGS],
+[
if test -n "$GCC"
then
changequote(,)dnl
cat > conftest.$ac_ext <<EOF
#line __oline__ "configure"
-int main(int argc, char *argv[]) { return argv[argc-1] == 0; }
+int main(int argc, char *argv[]) { return (argv[argc-1] == 0) ; }
EOF
changequote([,])dnl
- AC_CHECKING([for gcc warning options])
- nc_save_CFLAGS="$CFLAGS"
- nc_warn_CFLAGS="-W -Wall"
- nc_warn_CONST=""
- test "$with_ext_const" = yes && nc_warn_CONST="Wwrite-strings"
- for nc_opt in \
+ AC_CHECKING([for $CC warning options])
+ cf_save_CFLAGS="$CFLAGS"
+ EXTRA_CFLAGS="-W -Wall"
+ cf_warn_CONST=""
+ test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings"
+ for cf_opt in \
Wbad-function-cast \
Wcast-align \
Wcast-qual \
Wnested-externs \
Wpointer-arith \
Wshadow \
- Wstrict-prototypes $nc_warn_CONST
+ Wstrict-prototypes $cf_warn_CONST
do
- CFLAGS="$nc_save_CFLAGS $nc_warn_CFLAGS -$nc_opt"
+ CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
if AC_TRY_EVAL(ac_compile); then
- test -n "$verbose" && AC_MSG_RESULT(... -$nc_opt)
- nc_warn_CFLAGS="$nc_warn_CFLAGS -$nc_opt"
+ test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
+ EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
+ test "$cf_opt" = Wcast-qual && EXTRA_CFLAGS="$EXTRA_CFLAGS -DXTSTRINGDEFINES"
fi
done
rm -f conftest*
- CFLAGS="$nc_save_CFLAGS"
+ CFLAGS="$cf_save_CFLAGS"
+fi
+AC_SUBST(EXTRA_CFLAGS)
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl Verify that a test program compiles and runs with GNAT
+dnl $cf_ada_make is set to the program that compiles/links
+AC_DEFUN([CF_GNAT_TRY_RUN],
+[
+rm -f conftest*
+cat >>conftest.ads <<CF_EOF
+$1
+CF_EOF
+cat >>conftest.adb <<CF_EOF
+$2
+CF_EOF
+if ( $cf_ada_make conftest 1>&AC_FD_CC 2>&1 ) ; then
+ if ( ./conftest 1>&AC_FD_CC 2>&1 ) ; then
+ifelse($3,, :,[ $3])
+ifelse($4,,,[ else
+ $4])
+ fi
+ifelse($4,,,[else
+ $4])
fi
+rm -f conftest*
])dnl
dnl ---------------------------------------------------------------------------
dnl Verify Version of GNAT.
-AC_DEFUN([NC_GNAT_VERSION],
+AC_DEFUN([CF_GNAT_VERSION],
[
changequote(<<, >>)dnl
-nc_cv_gnat_version=`$nc_ada_make -v 2>&1 | grep '[0-9].[0-9][0-9]*' |\
+cf_cv_gnat_version=`$cf_ada_make -v 2>&1 | grep '[0-9].[0-9][0-9]*' |\
sed -e 's/[^0-9 \.]//g' | $AWK '{print $<<1>>;}'`
-case $nc_cv_gnat_version in
- 3.0[5-9]|3.[1-9]*|[4-9].*)
- ac_cv_prog_gnat_correct=yes
+case $cf_cv_gnat_version in
+ 3.[1-9]*|[4-9].*)
+ cf_cv_prog_gnat_correct=yes
;;
- *) echo Unsupported GNAT version $nc_cv_gnat_version. Disabling Ada95 binding.
- ac_cv_prog_gnat_correct=no
+ *) echo Unsupported GNAT version $cf_cv_gnat_version. Required is 3.10 or better. Disabling Ada95 binding.
+ cf_cv_prog_gnat_correct=no
;;
esac
+case $cf_cv_gnat_version in
+ 3.1*|[4-9].*)
+ cf_compile_generics=generics
+ cf_generic_objects="\$(GENOBJS)"
+ ;;
+ *) cf_compile_generics=
+ cf_generic_objects=
+ ;;
+esac
changequote([, ])dnl
])
dnl ---------------------------------------------------------------------------
+dnl If we're trying to use g++, test if libg++ is installed (a rather common
+dnl problem :-). If we have the compiler but no library, we'll be able to
+dnl configure, but won't be able to build the c++ demo program.
+AC_DEFUN([CF_GPP_LIBRARY],
+[
+cf_cxx_library=unknown
+case $cf_cv_system_name in #(vi
+os2*) #(vi
+ cf_gpp_libname=gpp
+ ;;
+*)
+ cf_gpp_libname=g++
+ ;;
+esac
+if test $ac_cv_prog_gxx = yes; then
+ AC_MSG_CHECKING([for lib$cf_gpp_libname])
+ cf_save="$LIBS"
+ LIBS="$LIBS -l$cf_gpp_libname -lm"
+ AC_TRY_LINK([
+#include <$cf_gpp_libname/builtin.h>
+ ],
+ [//float foo=abs(1.0);
+ two_arg_error_handler_t foo2 = lib_error_handler],
+ [cf_cxx_library=yes
+ CXXLIBS="$CXXLIBS -l$cf_gpp_libname -lm"
+ if test "$cf_gpp_libname" = cpp ; then
+ AC_DEFINE(HAVE_GPP_BUILTIN_H)
+ else
+ AC_DEFINE(HAVE_GXX_BUILTIN_H)
+ fi],
+ [AC_TRY_LINK([
+#include <builtin.h>
+ ],
+ [//float foo=abs(1.0);
+ two_arg_error_handler_t foo2 = lib_error_handler],
+ [cf_cxx_library=yes
+ CXXLIBS="$CXXLIBS -l$cf_gpp_libname -lm"
+ AC_DEFINE(HAVE_BUILTIN_H)],
+ [cf_cxx_library=no])])
+ LIBS="$cf_save"
+ AC_MSG_RESULT($cf_cxx_library)
+fi
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl Insert text into the help-message, for readability, from AC_ARG_WITH.
+AC_DEFUN([CF_HELP_MESSAGE],
+[AC_DIVERT_HELP([$1])dnl
+])dnl
+dnl ---------------------------------------------------------------------------
dnl Construct the list of include-options according to whether we're building
dnl in the source directory or using '--srcdir=DIR' option. If we're building
dnl with gcc, don't append the includedir if it happens to be /usr/include,
dnl since that usually breaks gcc's shadow-includes.
-AC_DEFUN([NC_INCLUDE_DIRS],
+AC_DEFUN([CF_INCLUDE_DIRS],
[
CPPFLAGS="$CPPFLAGS -I. -I../include"
if test "$srcdir" != "."; then
AC_SUBST(CPPFLAGS)
])dnl
dnl ---------------------------------------------------------------------------
+dnl Check if we have either a function or macro for 'isascii()'.
+AC_DEFUN([CF_ISASCII],
+[
+AC_MSG_CHECKING(for isascii)
+AC_CACHE_VAL(cf_cv_have_isascii,[
+ AC_TRY_LINK([#include <ctype.h>],[int x = isascii(' ')],
+ [cf_cv_have_isascii=yes],
+ [cf_cv_have_isascii=no])
+])dnl
+AC_MSG_RESULT($cf_cv_have_isascii)
+test $cf_cv_have_isascii = yes && AC_DEFINE(HAVE_ISASCII)
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl Compute the library-prefix for the given host system
+dnl $1 = variable to set
+AC_DEFUN([CF_LIB_PREFIX],
+[
+ case $cf_cv_system_name in
+ os2) $1='' ;;
+ *) $1='lib' ;;
+ esac
+ LIB_PREFIX=[$]$1
+ AC_SUBST(LIB_PREFIX)
+])dnl
+dnl ---------------------------------------------------------------------------
dnl Append definitions and rules for the given models to the subdirectory
dnl Makefiles, and the recursion rule for the top-level Makefile. If the
dnl subdirectory is a library-source directory, modify the LIBRARIES list in
dnl lib<name>.so ->
dnl lib<name>.so.<major> ->
dnl lib<name>.so.<maj>.<minor>
-AC_DEFUN([NC_LIB_RULES],
+AC_DEFUN([CF_LIB_RULES],
[
-AC_REQUIRE([NC_SYSTYPE])
-AC_REQUIRE([NC_VERSION])
-for nc_dir in $SRC_SUBDIRS
+CF_LIB_PREFIX(cf_prefix)
+AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
+for cf_dir in $SRC_SUBDIRS
do
- if test -f $srcdir/$nc_dir/modules; then
+ if test -f $srcdir/$cf_dir/modules; then
- nc_libs_to_make=
- for nc_item in $NC_LIST_MODELS
+ cf_libs_to_make=
+ for cf_item in $CF_LIST_MODELS
do
- NC_LIB_SUFFIX($nc_item,nc_suffix)
- nc_libs_to_make="$nc_libs_to_make ../lib/lib${nc_dir}${nc_suffix}"
+ CF_LIB_SUFFIX($cf_item,cf_suffix)
+ cf_libs_to_make="$cf_libs_to_make ../lib/${cf_prefix}${cf_dir}${cf_suffix}"
done
- sed -e "s@\@LIBS_TO_MAKE\@@$nc_libs_to_make@" \
- $nc_dir/Makefile >$nc_dir/Makefile.out
- mv $nc_dir/Makefile.out $nc_dir/Makefile
+ if test $cf_dir = ncurses ; then
+ case "$LIB_SUBSETS" in
+ termlib+*) #(vi
+ ;;
+ *) #(vi
+ cf_item=`echo $cf_libs_to_make |sed -e s/$LIB_NAME/$TINFO_NAME/g`
+ cf_libs_to_make="$cf_item $cf_libs_to_make"
+ ;;
+ esac
+ fi
+
+ sed -e "s@\@LIBS_TO_MAKE\@@$cf_libs_to_make@" \
+ $cf_dir/Makefile >$cf_dir/Makefile.out
+ mv $cf_dir/Makefile.out $cf_dir/Makefile
$AWK -f $srcdir/mk-0th.awk \
- name=$nc_dir \
- $srcdir/$nc_dir/modules >>$nc_dir/Makefile
+ name=$cf_dir \
+ $srcdir/$cf_dir/modules >>$cf_dir/Makefile
- for nc_item in $NC_LIST_MODELS
+ for cf_item in $CF_LIST_MODELS
do
- echo 'Appending rules for '$nc_item' model ('$nc_dir')'
- NC_UPPERCASE($nc_item,NC_ITEM)
- NC_LIB_SUFFIX($nc_item,nc_suffix)
- NC_OBJ_SUBDIR($nc_item,nc_subdir)
+ echo 'Appending rules for '$cf_item' model ('$cf_dir')'
+ CF_UPPER(CF_ITEM,$cf_item)
+ CF_LIB_SUFFIX($cf_item,cf_suffix)
+ CF_OBJ_SUBDIR($cf_item,cf_subdir)
# These dependencies really are for development, not
# builds, but they are useful in porting, too.
- nc_depend="../include/ncurses_cfg.h"
+ cf_depend="../include/ncurses_cfg.h"
if test "$srcdir" = "."; then
- nc_reldir="."
+ cf_reldir="."
else
- nc_reldir="\$(srcdir)"
+ cf_reldir="\$(srcdir)"
fi
- if test -f $srcdir/$nc_dir/$nc_dir.priv.h; then
- nc_depend="$nc_depend $nc_reldir/$nc_dir.priv.h"
- elif test -f $srcdir/$nc_dir/curses.priv.h; then
- nc_depend="$nc_depend $nc_reldir/curses.priv.h"
+
+ if test -f $srcdir/$cf_dir/$cf_dir.priv.h; then
+ cf_depend="$cf_depend $cf_reldir/$cf_dir.priv.h"
+ elif test -f $srcdir/$cf_dir/curses.priv.h; then
+ cf_depend="$cf_depend $cf_reldir/curses.priv.h"
fi
+
+ for cf_subset in $LIB_SUBSETS
+ do
$AWK -f $srcdir/mk-1st.awk \
- name=$nc_dir \
- MODEL=$NC_ITEM \
- model=$nc_subdir \
- suffix=$nc_suffix \
- DoLinks=$nc_cv_do_symlinks \
- rmSoLocs=$nc_cv_rm_so_locs \
+ name=$cf_dir \
+ MODEL=$CF_ITEM \
+ model=$cf_subdir \
+ prefix=$cf_prefix \
+ suffix=$cf_suffix \
+ subset=$cf_subset \
+ DoLinks=$cf_cv_do_symlinks \
+ rmSoLocs=$cf_cv_rm_so_locs \
+ ldconfig="$LDCONFIG" \
overwrite=$WITH_OVERWRITE \
- depend="$nc_depend" \
- $srcdir/$nc_dir/modules >>$nc_dir/Makefile
- test $nc_dir = ncurses && WITH_OVERWRITE=no
+ depend="$cf_depend" \
+ target="$target" \
+ $srcdir/$cf_dir/modules >>$cf_dir/Makefile
+ test $cf_dir = ncurses && WITH_OVERWRITE=no
$AWK -f $srcdir/mk-2nd.awk \
- name=$nc_dir \
- MODEL=$NC_ITEM \
- model=$nc_subdir \
+ name=$cf_dir \
+ MODEL=$CF_ITEM \
+ model=$cf_subdir \
+ subset=$cf_subset \
srcdir=$srcdir \
echo=$WITH_ECHO \
- $srcdir/$nc_dir/modules >>$nc_dir/Makefile
+ $srcdir/$cf_dir/modules >>$cf_dir/Makefile
+ done
done
fi
- echo ' cd '$nc_dir'; $(MAKE) $(NC_MFLAGS) [$]@' >>Makefile
+ echo ' cd '$cf_dir' && $(MAKE) $(CF_MFLAGS) [$]@' >>Makefile
done
-for nc_dir in $SRC_SUBDIRS
+for cf_dir in $SRC_SUBDIRS
do
- if test -f $srcdir/$nc_dir/modules; then
+ if test -f $cf_dir/Makefile ; then
+ case "$cf_dir" in
+ Ada95) #(vi
+ echo 'install.libs \' >> Makefile
+ echo 'uninstall.libs ::' >> Makefile
+ echo ' cd '$cf_dir' && $(MAKE) $(CF_MFLAGS) [$]@' >> Makefile
+ ;;
+ esac
+ fi
+
+ if test -f $srcdir/$cf_dir/modules; then
echo >> Makefile
- if test -f $srcdir/$nc_dir/headers; then
-cat >> Makefile <<NC_EOF
+ if test -f $srcdir/$cf_dir/headers; then
+cat >> Makefile <<CF_EOF
install.includes \\
-NC_EOF
+uninstall.includes \\
+CF_EOF
fi
-if test "$nc_dir" != "c++" ; then
+if test "$cf_dir" != "c++" ; then
echo 'lint \' >> Makefile
fi
-cat >> Makefile <<NC_EOF
+cat >> Makefile <<CF_EOF
lintlib \\
install.libs \\
-install.$nc_dir ::
- cd $nc_dir; \$(MAKE) \$(NC_MFLAGS) \[$]@
-NC_EOF
- elif test -f $srcdir/$nc_dir/headers; then
-cat >> Makefile <<NC_EOF
+uninstall.libs \\
+install.$cf_dir \\
+uninstall.$cf_dir ::
+ cd $cf_dir && \$(MAKE) \$(CF_MFLAGS) \[$]@
+CF_EOF
+ elif test -f $srcdir/$cf_dir/headers; then
+cat >> Makefile <<CF_EOF
install.libs \\
-install.includes ::
- cd $nc_dir; \$(MAKE) \$(NC_MFLAGS) \[$]@
-NC_EOF
+uninstall.libs \\
+install.includes \\
+uninstall.includes ::
+ cd $cf_dir && \$(MAKE) \$(CF_MFLAGS) \[$]@
+CF_EOF
fi
done
-cat >> Makefile <<NC_EOF
+cat >> Makefile <<CF_EOF
-install.data ::
- cd misc; \$(MAKE) \$(NC_MFLAGS) \[$]@
+install.data \
+uninstall.data ::
+ cd misc && \$(MAKE) \$(CF_MFLAGS) \[$]@
-install.man ::
- cd man; \$(MAKE) \$(NC_MFLAGS) \[$]@
+install.man \
+uninstall.man ::
+ cd man && \$(MAKE) \$(CF_MFLAGS) \[$]@
distclean ::
rm -f config.cache config.log config.status Makefile include/ncurses_cfg.h
rm -f headers.sh headers.sed
rm -rf \$(DIRS_TO_MAKE)
-NC_EOF
+CF_EOF
dnl If we're installing into a subdirectory of /usr/include, etc., we should
dnl prepend the subdirectory's name to the "#include" paths. It won't hurt
dnl ( generating this script makes the makefiles a little tidier :-)
echo creating headers.sh
-cat >headers.sh <<NC_EOF
-#!/bin/sh
+cat >headers.sh <<CF_EOF
+#! /bin/sh
# This shell script is generated by the 'configure' script. It is invoked in a
# subdirectory of the build tree. It generates a sed-script in the parent
# directory that is used to adjust includes for header files that reside in a
eval \$PRG \$SRC \$DST
;;
esac
-NC_EOF
+CF_EOF
chmod 0755 headers.sh
-for nc_dir in $SRC_SUBDIRS
+for cf_dir in $SRC_SUBDIRS
do
- if test -f $srcdir/$nc_dir/headers; then
- cat >>$nc_dir/Makefile <<NC_EOF
+ if test -f $srcdir/$cf_dir/headers; then
+ cat >>$cf_dir/Makefile <<CF_EOF
\$(INSTALL_PREFIX)\$(includedir) :
\$(srcdir)/../mkinstalldirs \[$]@
install \\
install.libs \\
install.includes :: \$(INSTALL_PREFIX)\$(includedir) \\
-NC_EOF
+CF_EOF
j=""
- for i in `cat $srcdir/$nc_dir/headers |fgrep -v "#"`
+ for i in `cat $srcdir/$cf_dir/headers |fgrep -v "#"`
do
- test -n "$j" && echo " $j \\" >>$nc_dir/Makefile
+ test -n "$j" && echo " $j \\" >>$cf_dir/Makefile
j=$i
done
- echo " $j" >>$nc_dir/Makefile
- for i in `cat $srcdir/$nc_dir/headers |fgrep -v "#"`
+ echo " $j" >>$cf_dir/Makefile
+ for i in `cat $srcdir/$cf_dir/headers |fgrep -v "#"`
+ do
+ echo " @ (cd \$(INSTALL_PREFIX)\$(includedir) && rm -f `basename $i`) ; ../headers.sh \$(INSTALL_DATA) \$(INSTALL_PREFIX)\$(includedir) \$(srcdir) $i" >>$cf_dir/Makefile
+ test $i = curses.h && echo " @ (cd \$(INSTALL_PREFIX)\$(includedir) && rm -f ncurses.h && \$(LN_S) curses.h ncurses.h)" >>$cf_dir/Makefile
+ done
+
+ cat >>$cf_dir/Makefile <<CF_EOF
+
+uninstall \\
+uninstall.libs \\
+uninstall.includes ::
+CF_EOF
+ for i in `cat $srcdir/$cf_dir/headers |fgrep -v "#"`
do
- echo " @ ../headers.sh \$(INSTALL_DATA) \$(INSTALL_PREFIX)\$(includedir) \$(srcdir) $i" >>$nc_dir/Makefile
+ i=`basename $i`
+ echo " -@ (cd \$(INSTALL_PREFIX)\$(includedir) && rm -f $i)" >>$cf_dir/Makefile
+ test $i = curses.h && echo " -@ (cd \$(INSTALL_PREFIX)\$(includedir) && rm -f ncurses.h)" >>$cf_dir/Makefile
done
fi
done
])dnl
dnl ---------------------------------------------------------------------------
dnl Compute the library-suffix from the given model name
-AC_DEFUN([NC_LIB_SUFFIX],
+dnl $1 = model name
+dnl $2 = variable to set
+AC_DEFUN([CF_LIB_SUFFIX],
[
- AC_REQUIRE([NC_SYSTYPE])
- AC_REQUIRE([NC_VERSION])
+ AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
case $1 in
normal) $2='.a' ;;
debug) $2='_g.a' ;;
profile) $2='_p.a' ;;
shared)
- case $nc_cv_systype in
- NetBSD|FreeBSD)
- $2='.so.$(ABI_VERSION)' ;;
- HP_UX) $2='.sl' ;;
+ case $cf_cv_system_name in
+ openbsd*|freebsd*)
+ $2='.so.$(REL_VERSION)' ;;
+ netbsd*)
+ if test -f /usr/libexec/ld.elf_so; then
+ $2='.so'
+ else
+ $2='.so.$(REL_VERSION)'
+ fi
+ ;;
+ hpux*) $2='.sl' ;;
*) $2='.so' ;;
esac
esac
])dnl
dnl ---------------------------------------------------------------------------
dnl Compute the string to append to -library from the given model name
-AC_DEFUN([NC_LIB_TYPE],
+AC_DEFUN([CF_LIB_TYPE],
[
case $1 in
normal) $2='' ;;
dnl only data (i.e., no functions), for example NeXT. On those systems we'll
dnl have to provide wrappers for global tables to ensure they're linked
dnl properly.
-AC_DEFUN([NC_LINK_DATAONLY],
+AC_DEFUN([CF_LINK_DATAONLY],
[
AC_MSG_CHECKING([if data-only library module links])
-AC_CACHE_VAL(nc_cv_link_dataonly,[
+AC_CACHE_VAL(cf_cv_link_dataonly,[
rm -f conftest.a
changequote(,)dnl
cat >conftest.$ac_ext <<EOF
fi
rm -f conftest.$ac_ext func.o
( eval $ac_cv_prog_RANLIB conftest.a ) 2>&5 >/dev/null
- nc_saveLIBS="$LIBS"
+ cf_saveLIBS="$LIBS"
LIBS="conftest.a $LIBS"
AC_TRY_RUN([
int main()
exit (!testfunc());
}
],
- [nc_cv_link_dataonly=yes],
- [nc_cv_link_dataonly=no],
- [nc_cv_link_dataonly=unknown])
- LIBS="$nc_saveLIBS"
+ [cf_cv_link_dataonly=yes],
+ [cf_cv_link_dataonly=no],
+ [cf_cv_link_dataonly=unknown])
+ LIBS="$cf_saveLIBS"
+ ])
+AC_MSG_RESULT($cf_cv_link_dataonly)
+test $cf_cv_link_dataonly = no && AC_DEFINE(BROKEN_LINKER)
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl Most Unix systems have both link and symlink, a few don't have symlink.
+dnl A few non-Unix systems implement symlink, but not link.
+dnl A few non-systems implement neither (or have nonfunctional versions).
+AC_DEFUN([CF_LINK_FUNCS],
+[
+AC_CHECK_FUNCS( \
+ remove \
+ unlink )
+
+if test "$ac_cv_prog_cc_cross" = yes ; then
+ AC_CHECK_FUNCS( \
+ link \
+ symlink )
+else
+ AC_CACHE_CHECK(if link/symlink functions work,cf_cv_link_funcs,[
+ cf_cv_link_funcs=
+ for cf_func in link symlink ; do
+ AC_TRY_RUN([
+#include <sys/types.h>
+#include <sys/stat.h>
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+int main()
+{
+ int fail = 0;
+ char *src = "config.log";
+ char *dst = "conftest.chk";
+ struct stat src_sb;
+ struct stat dst_sb;
+
+ stat(src, &src_sb);
+ fail = ($cf_func("config.log", "conftest.chk") < 0)
+ || (stat(dst, &dst_sb) < 0)
+ || (dst_sb.st_mtime != src_sb.st_mtime);
+#ifdef HAVE_UNLINK
+ unlink(dst);
+#else
+ remove(dst);
+#endif
+ exit (fail);
+}
+ ],[
+ cf_cv_link_funcs="$cf_cv_link_funcs $cf_func"
+ eval 'ac_cv_func_'$cf_func'=yes'
+ CF_UPPER(cf_FUNC,$cf_func)
+ AC_DEFINE_UNQUOTED(HAVE_$cf_FUNC)],[
+ eval 'ac_cv_func_'$cf_func'=no'],[
+ eval 'ac_cv_func_'$cf_func'=error'])
+ done
+ test -z "$cf_cv_link_funcs" && cf_cv_link_funcs=no
])
-AC_MSG_RESULT($nc_cv_link_dataonly)
-test $nc_cv_link_dataonly = no && AC_DEFINE(BROKEN_LINKER)
+fi
])dnl
dnl ---------------------------------------------------------------------------
dnl Some 'make' programs support $(MAKEFLAGS), some $(MFLAGS), to pass 'make'
dnl options to lower-levels. It's very useful for "make -n" -- if we have it.
-dnl (GNU 'make' does both :-)
-AC_DEFUN([NC_MAKEFLAGS],
+dnl (GNU 'make' does both, something POSIX 'make', which happens to make the
+dnl $(MAKEFLAGS) variable incompatible because it adds the assignments :-)
+AC_DEFUN([CF_MAKEFLAGS],
[
AC_MSG_CHECKING([for makeflags variable])
-AC_CACHE_VAL(nc_cv_makeflags,[
- nc_cv_makeflags=''
- for nc_option in '$(MFLAGS)' '-$(MAKEFLAGS)'
+AC_CACHE_VAL(cf_cv_makeflags,[
+ cf_cv_makeflags=''
+ for cf_option in '-$(MAKEFLAGS)' '$(MFLAGS)'
do
- cat >ncurses.tmp <<NC_EOF
+ cat >cf_makeflags.tmp <<CF_EOF
all :
- echo '.$nc_option'
-NC_EOF
- set nc_result=`${MAKE-make} -f ncurses.tmp 2>/dev/null`
- if test "$nc_result" != "."
- then
- nc_cv_makeflags=$nc_option
+ @ echo '.$cf_option'
+CF_EOF
+ cf_result=`${MAKE-make} -k -f cf_makeflags.tmp 2>/dev/null`
+ case "$cf_result" in
+ .*k)
+ cf_result=`${MAKE-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null`
+ case "$cf_result" in
+ .*CC=*) cf_cv_makeflags=
+ ;;
+ *) cf_cv_makeflags=$cf_option
+ ;;
+ esac
break
- fi
+ ;;
+ *) echo no match "$cf_result"
+ ;;
+ esac
done
- rm -f ncurses.tmp
- ])
-AC_MSG_RESULT($nc_cv_makeflags)
-AC_SUBST(nc_cv_makeflags)
+ rm -f cf_makeflags.tmp])
+AC_MSG_RESULT($cf_cv_makeflags)
+AC_SUBST(cf_cv_makeflags)
])dnl
dnl ---------------------------------------------------------------------------
-dnl Try to determine if the man-pages on the system are compressed, and if
-dnl so, what format is used. Use this information to construct a script that
-dnl will install man-pages.
-AC_DEFUN([NC_MAN_PAGES],
-[AC_MSG_CHECKING(format of man-pages)
+dnl Option to allow user to override automatic configuration of manpage format.
+dnl There are several special cases.
+AC_DEFUN([CF_MANPAGE_FORMAT],
+[ AC_MSG_CHECKING(format of man-pages)
+
+AC_ARG_WITH(manpage-format,
+ [ --with-manpage-format specify manpage-format: gzip/compress/BSDI/normal and
+ optionally formatted, e.g., gzip,formatted],
+ [cf_manpage_form=$withval],
+ [cf_manpage_form=unknown])
+
+case ".$cf_manpage_form" in
+.gzip|.compress|.BSDI|.normal|.formatted) # (vi
+ ;;
+.unknown|.) # (vi
if test -z "$MANPATH" ; then
MANPATH="/usr/man:/usr/share/man"
fi
# look for the 'date' man-page (it's most likely to be installed!)
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
- nc_form=unknown
- for nc_dir in $MANPATH; do
- test -z "$nc_dir" && nc_dir=/usr/man
- nc_rename=""
- nc_format=no
+ cf_manpage_form=unknown
+ for cf_dir in $MANPATH; do
+ test -z "$cf_dir" && cf_dir=/usr/man
changequote({{,}})dnl
- for nc_name in $nc_dir/*/date.[01]* $nc_dir/*/date
+ for cf_name in $cf_dir/*/date.[01]* $cf_dir/*/date
changequote([,])dnl
do
- nc_test=`echo $nc_name | sed -e 's/*//'`
- if test "x$nc_test" = "x$nc_name" ; then
- case "$nc_name" in
- *.gz) nc_form=gzip; nc_name=`basename $nc_name .gz`;;
- *.Z) nc_form=compress; nc_name=`basename $nc_name .Z`;;
- *.0) nc_form=BSDI; nc_format=yes;;
- *) nc_form=cat;;
+ cf_test=`echo $cf_name | sed -e 's/*//'`
+ if test "x$cf_test" = "x$cf_name" ; then
+ case "$cf_name" in
+ *.gz) cf_manpage_form=gzip;;
+ *.Z) cf_manpage_form=compress;;
+ *.0) cf_manpage_form=BSDI,formatted;;
+ *) cf_manpage_form=normal;;
esac
break
fi
done
- if test "$nc_form" != "unknown" ; then
+ if test "$cf_manpage_form" != "unknown" ; then
break
fi
done
IFS="$ac_save_ifs"
- if test "$prefix" = "NONE" ; then
- nc_prefix="$ac_default_prefix"
+ ;;
+.*) # (vi
+ AC_MSG_WARN(Unexpected manpage-format)
+ ;;
+esac
+
+AC_MSG_RESULT($cf_manpage_form)
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl The Debian people have their own naming convention for manpages. This
+dnl option lets us override the name of the file containing renaming, or
+dnl disable it altogether.
+AC_DEFUN([CF_MANPAGE_RENAMES],
+[
+AC_MSG_CHECKING(for manpage renaming)
+
+AC_ARG_WITH(manpage-renames,
+ [ --with-manpage-renames specify manpage-renaming],
+ [cf_manpage_renames=$withval],
+ [cf_manpage_renames=yes])
+
+case ".$cf_manpage_renames" in #(vi
+.no) #(vi
+ ;;
+.|.yes)
+ # Debian 'man' program?
+ if test -f /etc/debian_version ; then
+ cf_manpage_renames=`cd $srcdir && pwd`/man/man_db.renames
else
- nc_prefix="$prefix"
+ cf_manpage_renames=no
fi
+ ;;
+esac
- # Debian 'man' program?
- test -f /etc/debian_version && \
- nc_rename=`cd $srcdir;pwd`/man/man_db.renames
+if test "$cf_manpage_renames" != no ; then
+ if test ! -f $cf_manpage_renames ; then
+ AC_MSG_ERROR(not a filename: $cf_manpage_renames)
+ fi
test ! -d man && mkdir man
# Construct a sed-script to perform renaming within man-pages
- if test -n "$nc_rename" ; then
- fgrep -v \# $nc_rename | \
- sed -e 's/^/s\//' \
- -e 's/\./\\./' \
- -e 's/ / /g' \
- -e 's/[ ]\+/\//' \
- -e s/\$/\\\/g/ >man/edit_man.sed
+ if test -n "$cf_manpage_renames" ; then
+ test ! -d man && mkdir man
+ $srcdir/man/make_sed.sh $cf_manpage_renames >man/edit_man.sed
fi
- if test $nc_format = yes ; then
- nc_subdir='$mandir/cat'
+fi
+
+AC_MSG_RESULT($cf_manpage_renames)
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl Try to determine if the man-pages on the system are compressed, and if
+dnl so, what format is used. Use this information to construct a script that
+dnl will install man-pages.
+AC_DEFUN([CF_MAN_PAGES],
+[
+CF_HELP_MESSAGE(Options to Specify How Manpages are Installed:)
+CF_MANPAGE_FORMAT
+CF_MANPAGE_RENAMES
+
+ if test "$prefix" = "NONE" ; then
+ cf_prefix="$ac_default_prefix"
else
- nc_subdir='$mandir/man'
+ cf_prefix="$prefix"
fi
-cat >man/edit_man.sh <<NC_EOF
+ case "$cf_manpage_form" in # (vi
+ *formatted*) # (vi
+ cf_subdir='$mandir/cat'
+ cf_format=yes
+ ;;
+ *)
+ cf_subdir='$mandir/man'
+ cf_format=no
+ ;;
+ esac
+
+test ! -d man && mkdir man
+cat >man/edit_man.sh <<CF_EOF
changequote({{,}})dnl
-#!/bin/sh
+#! /bin/sh
# this script is generated by the configure-script
-prefix="$nc_prefix"
+prefix="$cf_prefix"
datadir="$datadir"
-MKDIRS="`cd $srcdir;pwd`/mkinstalldirs"
+MKDIRS="`cd $srcdir && pwd`/mkinstalldirs"
INSTALL="$INSTALL"
INSTALL_DATA="$INSTALL_DATA"
TMP=\${TMPDIR-/tmp}/man\$\$
trap "rm -f \$TMP" 0 1 2 5 15
+verb=\{{$}}1
+shift
+
mandir=\{{$}}1
shift
-for i in \{{$}}*
-do
-case \$i in
+for i in \{{$}}* ; do
+case \$i in #(vi
+*.orig|*.rej) ;; #(vi
*.[0-9]*)
section=\`expr "\$i" : '.*\\.\\([0-9]\\)[xm]*'\`;
- if [ ! -d $nc_subdir\${section} ]; then
- \$MKDIRS $nc_subdir\$section
+ if test \$verb = installing ; then
+ if test ! -d $cf_subdir\${section} ; then
+ \$MKDIRS $cf_subdir\$section
+ fi
fi
source=\`basename \$i\`
-NC_EOF
-if test -z "$nc_rename" ; then
-cat >>man/edit_man.sh <<NC_EOF
- target=$nc_subdir\${section}/\$source
+CF_EOF
+if test "$cf_manpage_renames" = no ; then
+cat >>man/edit_man.sh <<CF_EOF
+ target=$cf_subdir\${section}/\$source
sed -e "s,@DATADIR@,\$datadir," < \$i >\$TMP
-NC_EOF
+CF_EOF
else
-cat >>man/edit_man.sh <<NC_EOF
- target=\`grep "^\$source" $nc_rename | $AWK '{print \{{$}}2}'\`
+cat >>man/edit_man.sh <<CF_EOF
+ target=\`grep "^\$source" $cf_manpage_renames | $AWK '{print \{{$}}2}'\`
if test -z "\$target" ; then
echo '? missing rename for '\$source
target="\$source"
fi
- target="$nc_subdir\$section/\$target"
- sed -e 's,@DATADIR@,\$datadir,' < \$i | sed -f edit_man.sed >\$TMP
-NC_EOF
+ target="$cf_subdir\$section/\$target"
+ test \$verb = installing && sed -e "s,@DATADIR@,\$datadir," < \$i | sed -f edit_man.sed >\$TMP
+CF_EOF
fi
-if test $nc_format = yes ; then
-cat >>man/edit_man.sh <<NC_EOF
+if test $cf_format = yes ; then
+cat >>man/edit_man.sh <<CF_EOF
nroff -man \$TMP >\$TMP.out
mv \$TMP.out \$TMP
-NC_EOF
+CF_EOF
fi
-case "$nc_form" in
-compress)
-cat >>man/edit_man.sh <<NC_EOF
+case "$cf_manpage_form" in #(vi
+*compress*) #(vi
+cat >>man/edit_man.sh <<CF_EOF
+ if test \$verb = installing ; then
if ( compress -f \$TMP )
then
mv \$TMP.Z \$TMP
- target="\$target.Z"
fi
-NC_EOF
+ fi
+ target="\$target.Z"
+CF_EOF
;;
-gzip)
-cat >>man/edit_man.sh <<NC_EOF
+*gzip*) #(vi
+cat >>man/edit_man.sh <<CF_EOF
+ if test \$verb = installing ; then
if ( gzip -f \$TMP )
then
mv \$TMP.gz \$TMP
- target="\$target.gz"
fi
-NC_EOF
+ fi
+ target="\$target.gz"
+CF_EOF
;;
-BSDI)
-cat >>man/edit_man.sh <<NC_EOF
+*BSDI*)
+cat >>man/edit_man.sh <<CF_EOF
# BSDI installs only .0 suffixes in the cat directories
target="\`echo \$target|sed -e 's/\.[1-9]\+.\?/.0/'\`"
-NC_EOF
+CF_EOF
;;
esac
-cat >>man/edit_man.sh <<NC_EOF
- echo installing \$target
- \$INSTALL_DATA \$TMP \$target
+cat >>man/edit_man.sh <<CF_EOF
+ echo \$verb \$target
+ if test \$verb = installing ; then
+ \$INSTALL_DATA \$TMP \$target
+ else
+ rm -f \$target
+ fi
;;
esac
-done
-NC_EOF
+done
+CF_EOF
changequote([,])dnl
chmod 755 man/edit_man.sh
-AC_MSG_RESULT($nc_form)
+
])dnl
dnl ---------------------------------------------------------------------------
dnl Compute the object-directory name from the given model name
-AC_DEFUN([NC_OBJ_SUBDIR],
+AC_DEFUN([CF_OBJ_SUBDIR],
[
case $1 in
normal) $2='objects' ;;
esac
])dnl
dnl ---------------------------------------------------------------------------
+dnl Check the argument to see that it looks like a pathname. Rewrite it if it
+dnl begins with one of the prefix/exec_prefix variables, and then again if the
+dnl result begins with 'NONE'. This is necessary to workaround autoconf's
+dnl delayed evaluation of those symbols.
+AC_DEFUN([CF_PATH_SYNTAX],[
+case ".[$]$1" in #(vi
+./*) #(vi
+ ;;
+.\[$]{*prefix}*) #(vi
+ eval $1="[$]$1"
+ case ".[$]$1" in #(vi
+ .NONE/*)
+ $1=`echo [$]$1 | sed -e s@NONE@$ac_default_prefix@`
+ ;;
+ esac
+ ;; #(vi
+.NONE/*)
+ $1=`echo [$]$1 | sed -e s@NONE@$ac_default_prefix@`
+ ;;
+*)
+ AC_ERROR(expected a pathname)
+ ;;
+esac
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl Compute $PROG_EXT, used for non-Unix ports, such as OS/2 EMX.
+AC_DEFUN([CF_PROG_EXT],
+[
+AC_REQUIRE([CF_CHECK_CACHE])
+PROG_EXT=
+case $cf_cv_system_name in
+os2*)
+ # We make sure -Zexe is not used -- it would interfere with @PROG_EXT@
+ CFLAGS="$CFLAGS -Zmt -D__ST_MT_ERRNO__"
+ CXXFLAGS="$CXXFLAGS -Zmt -D__ST_MT_ERRNO__"
+ LDFLAGS=`echo "$LDFLAGS -Zmt -Zcrtdll" | sed "s/-Zexe//g"`
+ PROG_EXT=".exe"
+ ;;
+cygwin*)
+ PROG_EXT=".exe"
+ ;;
+esac
+AC_SUBST(PROG_EXT)
+])dnl
+dnl ---------------------------------------------------------------------------
dnl Force $INSTALL to be an absolute-path. Otherwise, edit_man.sh and the
dnl misc/tabset install won't work properly. Usually this happens only when
dnl using the fallback mkinstalldirs script
-AC_DEFUN([NC_PROG_INSTALL],
+AC_DEFUN([CF_PROG_INSTALL],
[AC_PROG_INSTALL
case $INSTALL in
/*)
;;
*)
changequote({{,}})dnl
- nc_dir=`echo $INSTALL|sed -e 's%/[^/]*$%%'`
- test -z "$nc_dir" && nc_dir=.
+ cf_dir=`echo $INSTALL|sed -e 's%/[^/]*$%%'`
+ test -z "$cf_dir" && cf_dir=.
changequote([,])dnl
- INSTALL=`cd $nc_dir;pwd`/`echo $INSTALL | sed -e 's:^.*/::'`
+ INSTALL=`cd $cf_dir && pwd`/`echo $INSTALL | sed -e 's:^.*/::'`
;;
esac
])dnl
dnl ---------------------------------------------------------------------------
dnl Attempt to determine if we've got one of the flavors of regular-expression
dnl code that we can support.
-AC_DEFUN([NC_REGEX],
+AC_DEFUN([CF_REGEX],
[
AC_MSG_CHECKING([for regular-expression headers])
-AC_CACHE_VAL(nc_cv_regex,[
+AC_CACHE_VAL(cf_cv_regex,[
AC_TRY_LINK([#include <sys/types.h>
#include <regex.h>],[
regex_t *p;
int x = regcomp(p, "", 0);
int y = regexec(p, "", 0, 0, 0);
regfree(p);
- ],[nc_cv_regex="regex.h"],[
+ ],[cf_cv_regex="regex.h"],[
AC_TRY_LINK([#include <regexp.h>],[
char *p = compile("", "", "", 0);
int x = step("", "");
- ],[nc_cv_regex="regexp.h"],[
+ ],[cf_cv_regex="regexp.h"],[
+ cf_save_LIBS="$LIBS"
+ LIBS="-lgen $LIBS"
AC_TRY_LINK([#include <regexpr.h>],[
char *p = compile("", "", "");
int x = step("", "");
- ],[nc_cv_regex="regexpr.h"])])])
+ ],[cf_cv_regex="regexpr.h"],[LIBS="$cf_save_LIBS"])])])
])
-AC_MSG_RESULT($nc_cv_regex)
-case $nc_cv_regex in
- regex.h) AC_DEFINE(HAVE_REGEX_H) ;;
- regexp.h) AC_DEFINE(HAVE_REGEXP_H) ;;
- regexpr.h) AC_DEFINE(HAVE_REGEXPR_H) ;;
+AC_MSG_RESULT($cf_cv_regex)
+case $cf_cv_regex in
+ regex.h) AC_DEFINE(HAVE_REGEX_H_FUNCS) ;;
+ regexp.h) AC_DEFINE(HAVE_REGEXP_H_FUNCS) ;;
+ regexpr.h) AC_DEFINE(HAVE_REGEXPR_H_FUNCS) ;;
esac
])dnl
dnl ---------------------------------------------------------------------------
dnl Attempt to determine the appropriate CC/LD options for creating a shared
dnl library.
dnl
-dnl Note: $(LOCAL_LDFLAGS) is used to link executables that will run within the
+dnl Note: $(LOCAL_LDFLAGS) is used to link executables that will run within the
dnl build-tree, i.e., by making use of the libraries that are compiled in ../lib
dnl We avoid compiling-in a ../lib path for the shared library since that can
dnl lead to unexpected results at runtime.
dnl $(LOCAL_LDFLAGS2) has the same intention but assumes that the shared libraries
dnl are compiled in ../../lib
dnl
-dnl The variable 'nc_cv_do_symlinks' is used to control whether we configure
+dnl The variable 'cf_cv_do_symlinks' is used to control whether we configure
dnl to install symbolic links to the rel/abi versions of shared libraries.
dnl
+dnl The variable 'cf_cv_shlib_version' controls whether we use the rel or abi
+dnl version when making symbolic links.
+dnl
dnl Some loaders leave 'so_locations' lying around. It's nice to clean up.
-AC_DEFUN([NC_SHARED_OPTS],
+AC_DEFUN([CF_SHARED_OPTS],
[
- AC_REQUIRE([NC_SYSTYPE])
- AC_REQUIRE([NC_VERSION])
+ AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
LOCAL_LDFLAGS=
LOCAL_LDFLAGS2=
+ LD_SHARED_OPTS=
+ INSTALL_LIB="-m 644"
- nc_cv_do_symlinks=no
- nc_cv_rm_so_locs=no
+ cf_cv_do_symlinks=no
- case $nc_cv_systype in
- HP_UX)
+ AC_MSG_CHECKING(if release/abi version should be used for shared libs)
+ AC_ARG_WITH(shlib-version,
+ [ --with-shlib-version=X Specify rel or abi version for shared libs],
+ [test -z "$withval" && withval=auto
+ case $withval in #(vi
+ yes) #(vi
+ cf_cv_shlib_version=auto
+ ;;
+ rel|abi|auto|no) #(vi
+ cf_cv_shlib_version=$withval
+ ;;
+ *)
+ AC_ERROR([option value must be one of: rel, abi, auto or no])
+ ;;
+ esac
+ ],[cf_cv_shlib_version=auto])
+ AC_MSG_RESULT($cf_cv_shlib_version)
+
+ cf_cv_rm_so_locs=no
+
+ case $cf_cv_system_name in
+ hpux10.*)
# (tested with gcc 2.7.2 -- I don't have c89)
- if test "${CC}" = "gcc"; then
+ if test -n "$GCC"; then
CC_SHARED_OPTS='-fPIC'
+ LD_SHARED_OPTS='-Xlinker +b -Xlinker $(libdir)'
else
CC_SHARED_OPTS='+Z'
+ LD_SHARED_OPTS='-Wl,+b,$(libdir)'
fi
- MK_SHARED_LIB='$(LD) -b -o $[@]'
+ MK_SHARED_LIB='$(LD) +b $(libdir) -b +h `basename $[@]` -o $[@]'
+ # HP-UX shared libraries must be executable, and should be
+ # readonly to exploit a quirk in the memory manager.
+ INSTALL_LIB="-m 555"
+ cf_cv_do_symlinks=reverse
;;
- IRIX*)
+ hpux*)
+ # (tested with gcc 2.7.2 -- I don't have c89)
+ if test -n "$GCC"; then
+ CC_SHARED_OPTS='-fPIC'
+ LD_SHARED_OPTS='-Xlinker +b -Xlinker $(libdir)'
+ else
+ CC_SHARED_OPTS='+Z'
+ LD_SHARED_OPTS='-Wl,+b,$(libdir)'
+ fi
+ MK_SHARED_LIB='$(LD) +b $(libdir) -b -o $[@]'
+ # HP-UX shared libraries must be executable, and should be
+ # readonly to exploit a quirk in the memory manager.
+ INSTALL_LIB="-m 555"
+ ;;
+ irix*)
# tested with IRIX 5.2 and 'cc'.
- if test "${CC}" = "gcc"; then
+ if test -n "$GCC"; then
CC_SHARED_OPTS='-fPIC'
else
CC_SHARED_OPTS='-KPIC'
fi
MK_SHARED_LIB='$(LD) -shared -rdata_shared -soname `basename $[@]` -o $[@]'
- nc_cv_rm_so_locs=yes
+ cf_cv_rm_so_locs=yes
;;
- Linux)
- # tested with Linux 1.2.8 and gcc 2.7.0 (ELF)
- CC_SHARED_OPTS='-fPIC'
- MK_SHARED_LIB='gcc -o $[@].$(REL_VERSION) -shared -Wl,-soname,`basename $[@].$(ABI_VERSION)`,-stats'
+ linux*|gnu*)
+ # tested with Linux 2.0.29 and gcc 2.7.2 (ELF)
+ CC_SHARED_OPTS='-fpic'
+ test $cf_cv_ld_rpath = yes && cf_ld_rpath_opt="-Wl,-rpath,"
if test $DFT_LWR_MODEL = "shared" ; then
LOCAL_LDFLAGS='-Wl,-rpath,../lib'
LOCAL_LDFLAGS2='-Wl,-rpath,../../lib'
fi
- nc_cv_do_symlinks=yes
+ test $cf_cv_shlib_version = auto && cf_cv_shlib_version=rel
+ if test $cf_cv_shlib_version = no ; then
+ MK_SHARED_LIB='$(CC) -shared -Wl,-stats,-lc -o $[@]'
+ else
+ MK_SHARED_LIB='$(CC) -shared -Wl,-soname,`basename $[@].$(ABI_VERSION)`,-stats,-lc -o $[@]'
+ fi
+ ;;
+ openbsd2*)
+ CC_SHARED_OPTS='-fpic -DPIC'
+ MK_SHARED_LIB='$(LD) -Bshareable -soname,`basename $[@].$(ABI_VERSION)` -o $[@]'
;;
- NetBSD|FreeBSD)
+ openbsd*|freebsd*)
CC_SHARED_OPTS='-fpic -DPIC'
MK_SHARED_LIB='$(LD) -Bshareable -o $[@]'
+ test $cf_cv_shlib_version = auto && cf_cv_shlib_version=rel
+ ;;
+ netbsd*)
+ CC_SHARED_OPTS='-fpic -DPIC'
+ test $cf_cv_ld_rpath = yes && cf_ld_rpath_opt="-Wl,-rpath,"
+ if test $DFT_LWR_MODEL = "shared" && test $cf_cv_ld_rpath = yes ; then
+ LOCAL_LDFLAGS='-Wl,-rpath,../lib'
+ LOCAL_LDFLAGS2='-Wl,-rpath,../../lib'
+ EXTRA_LDFLAGS="-Wl,-rpath,\$(libdir) $EXTRA_LDFLAGS"
+ MK_SHARED_LIB='$(CC) -shared -Wl,-soname,`basename $[@].$(ABI_VERSION)` -o $[@]'
+ test $cf_cv_shlib_version = auto && cf_cv_shlib_version=rel
+ else
+ MK_SHARED_LIB='$(LD) -Bshareable -o $[@]'
+ fi
;;
- OSF1|MLS+)
+ osf*|mls+*)
# tested with OSF/1 V3.2 and 'cc'
# tested with OSF/1 V3.2 and gcc 2.6.3 (but the c++ demo didn't
# link with shared libs).
CC_SHARED_OPTS=''
- MK_SHARED_LIB='$(LD) -o $[@].$(REL_VERSION) -shared -soname `basename $[@].$(ABI_VERSION)`'
+ MK_SHARED_LIB='$(LD) -set_version $(REL_VERSION):$(ABI_VERSION) -expect_unresolved "*" -shared -soname `basename $[@]`'
+ test $cf_cv_ld_rpath = yes && cf_ld_rpath_opt="-rpath"
+ case $host_os in
+ osf4*)
+ MK_SHARED_LIB="${MK_SHARED_LIB} -msym"
+ ;;
+ esac
+ MK_SHARED_LIB="${MK_SHARED_LIB}"' -o $[@]'
if test $DFT_LWR_MODEL = "shared" ; then
LOCAL_LDFLAGS='-Wl,-rpath,../lib'
LOCAL_LDFLAGS2='-Wl,-rpath,../../lib'
fi
- nc_cv_do_symlinks=yes
- nc_cv_rm_so_locs=yes
+ cf_cv_rm_so_locs=yes
+ ;;
+ sco3.2v5*) # (also uw2* and UW7) hops 13-Apr-98
+ # tested with osr5.0.5
+ if test $ac_cv_prog_gcc = yes; then
+ CC_SHARED_OPTS='-fpic'
+ else
+ CC_SHARED_OPTS='-belf -KPIC'
+ fi
+ MK_SHARED_LIB='$(LD) -dy -G -h `basename [$]@.$(ABI_VERSION)` -o [$]@'
+ if test $cf_cv_ld_rpath = yes ; then
+ # only way is to set LD_RUN_PATH but no switch for it
+ RUN_PATH=$libdir
+ fi
+ test $cf_cv_shlib_version = auto && cf_cv_shlib_version=rel
+ LINK_PROGS='LD_RUN_PATH=$(libdir)'
+ LINK_TESTS='Pwd=`pwd`;LD_RUN_PATH=`dirname $${Pwd}`/lib'
;;
- SunOS)
+ sunos4*)
# tested with SunOS 4.1.1 and gcc 2.7.0
- # tested with SunOS 5.3 (solaris 2.3) and gcc 2.7.0
if test $ac_cv_prog_gcc = yes; then
CC_SHARED_OPTS='-fpic'
else
CC_SHARED_OPTS='-KPIC'
fi
- case `uname -r` in
- 4.*)
- MK_SHARED_LIB='$(LD) -assert pure-text -o $[@].$(REL_VERSION)'
- ;;
- 5.*)
- MK_SHARED_LIB='$(LD) -d y -G -h `basename $[@].$(ABI_VERSION)` -o $[@].$(REL_VERSION)'
- ;;
- esac
- nc_cv_do_symlinks=yes
+ MK_SHARED_LIB='$(LD) -assert pure-text -o $[@]'
+ test $cf_cv_shlib_version = auto && cf_cv_shlib_version=rel
;;
- UNIX_SV)
+ solaris2*)
+ # tested with SunOS 5.5.1 (solaris 2.5.1) and gcc 2.7.2
+ if test $ac_cv_prog_gcc = yes; then
+ CC_SHARED_OPTS='-fpic'
+ else
+ CC_SHARED_OPTS='-KPIC'
+ fi
+ MK_SHARED_LIB='$(LD) -dy -G -h `basename $[@].$(ABI_VERSION)` -o $[@]'
+ if test $cf_cv_ld_rpath = yes ; then
+ cf_ld_rpath_opt="-R"
+ EXTRA_LDFLAGS="-R ../lib:\$(libdir) $EXTRA_LDFLAGS"
+ fi
+ test $cf_cv_shlib_version = auto && cf_cv_shlib_version=rel
+ ;;
+ unix_sv*)
# tested with UnixWare 1.1.2
CC_SHARED_OPTS='-KPIC'
MK_SHARED_LIB='$(LD) -d y -G -o $[@]'
MK_SHARED_LIB='echo unknown'
;;
esac
+
+ # This works if the last tokens in $MK_SHARED_LIB are the -o target.
+ case "$cf_cv_shlib_version" in #(vi
+ rel|abi)
+ case "$MK_SHARED_LIB" in #(vi
+ *'-o $[@]')
+ if test "$cf_cv_do_symlinks" = reverse ; then
+ AC_ERROR(cannot use --with-shlib-version with this platform)
+ fi
+ if test "$cf_cv_shlib_version" = rel ; then
+ MK_SHARED_LIB="$MK_SHARED_LIB"'.$(REL_VERSION)'
+ else
+ MK_SHARED_LIB="$MK_SHARED_LIB"'.$(ABI_VERSION)'
+ fi
+ cf_cv_do_symlinks=yes
+ ;;
+ *)
+ AC_MSG_WARN(ignored --with-shlib-version)
+ ;;
+ esac
+ ;;
+ esac
+
+ if test -n "$cf_ld_rpath_opt" ; then
+ AC_MSG_CHECKING(if we need a space after rpath option)
+ cf_save_LIBS="$LIBS"
+ LIBS="$LIBS ${cf_ld_rpath_opt}/usr/lib"
+ AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes)
+ LIBS="$cf_save_LIBS"
+ AC_MSG_RESULT($cf_rpath_space)
+ test $cf_rpath_space = yes && cf_ld_rpath_opt="$cf_ld_rpath_opt "
+ MK_SHARED_LIB="$MK_SHARED_LIB $cf_ld_rpath_opt\$(libdir)"
+ fi
+
AC_SUBST(CC_SHARED_OPTS)
+ AC_SUBST(LD_SHARED_OPTS)
AC_SUBST(MK_SHARED_LIB)
+ AC_SUBST(LINK_PROGS)
+ AC_SUBST(LINK_TESTS)
+ AC_SUBST(EXTRA_LDFLAGS)
AC_SUBST(LOCAL_LDFLAGS)
AC_SUBST(LOCAL_LDFLAGS2)
+ AC_SUBST(INSTALL_LIB)
])dnl
dnl ---------------------------------------------------------------------------
-dnl Check for datatype 'speed_t', which is normally declared via either
-dnl sys/types.h or termios.h
-AC_DEFUN([NC_SPEED_TYPE],
+dnl Check for definitions & structures needed for window size-changing
+dnl FIXME: check that this works with "snake" (HP-UX 10.x)
+AC_DEFUN([CF_SIZECHANGE],
[
-AC_MSG_CHECKING([for speed_t])
-AC_CACHE_VAL(nc_cv_type_speed_t,[
- AC_TRY_COMPILE([
-#include <sys/types.h>
+AC_MSG_CHECKING([declaration of size-change])
+AC_CACHE_VAL(cf_cv_sizechange,[
+ cf_cv_sizechange=unknown
+ cf_save_CFLAGS="$CFLAGS"
+
+for cf_opts in "" "NEED_PTEM_H"
+do
+
+ CFLAGS="$cf_save_CFLAGS"
+ test -n "$cf_opts" && CFLAGS="$CFLAGS -D$cf_opts"
+ AC_TRY_COMPILE([#include <sys/types.h>
#if HAVE_TERMIOS_H
#include <termios.h>
-#endif],
- [speed_t x = 0],
- [nc_cv_type_speed_t=yes],
- [nc_cv_type_speed_t=no])
+#else
+#if HAVE_TERMIO_H
+#include <termio.h>
+#endif
+#endif
+#if NEED_PTEM_H
+/* This is a workaround for SCO: they neglected to define struct winsize in
+ * termios.h -- it's only in termio.h and ptem.h
+ */
+#include <sys/stream.h>
+#include <sys/ptem.h>
+#endif
+#if !defined(sun) || !defined(HAVE_TERMIOS_H)
+#include <sys/ioctl.h>
+#endif
+],[
+#ifdef TIOCGSIZE
+ struct ttysize win; /* FIXME: what system is this? */
+ int y = win.ts_lines;
+ int x = win.ts_cols;
+#else
+#ifdef TIOCGWINSZ
+ struct winsize win;
+ int y = win.ws_row;
+ int x = win.ws_col;
+#else
+ no TIOCGSIZE or TIOCGWINSZ
+#endif /* TIOCGWINSZ */
+#endif /* TIOCGSIZE */
+ ],
+ [cf_cv_sizechange=yes],
+ [cf_cv_sizechange=no])
+
+ CFLAGS="$cf_save_CFLAGS"
+ if test "$cf_cv_sizechange" = yes ; then
+ echo "size-change succeeded ($cf_opts)" >&AC_FD_CC
+ test -n "$cf_opts" && AC_DEFINE_UNQUOTED($cf_opts)
+ break
+ fi
+done
])
-AC_MSG_RESULT($nc_cv_type_speed_t)
-test $nc_cv_type_speed_t != yes && AC_DEFINE(speed_t,unsigned)
+AC_MSG_RESULT($cf_cv_sizechange)
+test $cf_cv_sizechange != no && AC_DEFINE(HAVE_SIZECHANGE)
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl Check for datatype 'speed_t', which is normally declared via either
+dnl sys/types.h or termios.h
+AC_DEFUN([CF_SPEED_TYPE],
+[
+AC_MSG_CHECKING(for speed_t)
+OSPEED_INCLUDES=
+AC_TRY_COMPILE([#include <sys/types.h>],
+ [speed_t some_variable = 0],
+ [OSPEED_TYPE=speed_t],
+ [OSPEED_TYPE=unsigned])
+AC_TRY_COMPILE([#include <termios.h>],
+ [speed_t some_variable = 0],
+ [OSPEED_TYPE=speed_t
+ OSPEED_INCLUDES="#include <termios.h>"],[])
+AC_SUBST(OSPEED_TYPE)
+AC_SUBST(OSPEED_INCLUDES)
+if test "$OSPEED_TYPE" = "unsigned" ; then
+ AC_MSG_RESULT(no)
+ AC_DEFINE(speed_t,unsigned)
+else
+ AC_MSG_RESULT(yes)
+fi
])dnl
dnl ---------------------------------------------------------------------------
dnl For each parameter, test if the source-directory exists, and if it contains
-dnl a 'modules' file. If so, add to the list $nc_cv_src_modules which we'll
-dnl use in NC_LIB_RULES.
+dnl a 'modules' file. If so, add to the list $cf_cv_src_modules which we'll
+dnl use in CF_LIB_RULES.
dnl
dnl This uses the configured value to make the lists SRC_SUBDIRS and
dnl SUB_MAKEFILES which are used in the makefile-generation scheme.
-AC_DEFUN([NC_SRC_MODULES],
+AC_DEFUN([CF_SRC_MODULES],
[
AC_MSG_CHECKING(for src modules)
-TEST_DEPS="${LIB_PREFIX}${LIB_NAME}${DFT_DEP_SUFFIX}"
-TEST_ARGS="-l${LIB_NAME}${DFT_ARG_SUFFIX}"
-nc_cv_src_modules=
-for nc_dir in $1
+
+# dependencies and linker-arguments for test-programs
+TEST_DEPS="${LIB_PREFIX}${LIB_NAME}${DFT_DEP_SUFFIX} $TEST_DEPS"
+TEST_ARGS="-l${LIB_NAME}${DFT_ARG_SUFFIX} $TEST_ARGS"
+
+# dependencies and linker-arguments for utility-programs
+PROG_ARGS="$TEST_ARGS"
+
+cf_cv_src_modules=
+for cf_dir in $1
do
- if test -f $srcdir/$nc_dir/modules; then
- if test -z "$nc_cv_src_modules"; then
- nc_cv_src_modules=$nc_dir
+ if test -f $srcdir/$cf_dir/modules; then
+
+ # We may/may not have tack in the distribution, though the
+ # makefile is.
+ if test $cf_dir = tack ; then
+ if test ! -f $srcdir/${cf_dir}/${cf_dir}.h; then
+ continue
+ fi
+ fi
+
+ if test -z "$cf_cv_src_modules"; then
+ cf_cv_src_modules=$cf_dir
else
- nc_cv_src_modules="$nc_cv_src_modules $nc_dir"
+ cf_cv_src_modules="$cf_cv_src_modules $cf_dir"
fi
+
# Make the ncurses_cfg.h file record the library interface files as
# well. These are header files that are the same name as their
# directory. Ncurses is the only library that does not follow
# that pattern.
- if test -f $srcdir/${nc_dir}/${nc_dir}.h; then
- NC_UPPERCASE($nc_dir,nc_have_include)
- AC_DEFINE_UNQUOTED(HAVE_${nc_have_include}_H)
- AC_DEFINE_UNQUOTED(HAVE_LIB${nc_have_include})
- TEST_DEPS="${LIB_PREFIX}${nc_dir}${DFT_DEP_SUFFIX} $TEST_DEPS"
- TEST_ARGS="-l${nc_dir}${DFT_ARG_SUFFIX} $TEST_ARGS"
+ if test $cf_dir = tack ; then
+ continue
+ elif test -f $srcdir/${cf_dir}/${cf_dir}.h; then
+ CF_UPPER(cf_have_include,$cf_dir)
+ AC_DEFINE_UNQUOTED(HAVE_${cf_have_include}_H)
+ AC_DEFINE_UNQUOTED(HAVE_LIB${cf_have_include})
+ TEST_DEPS="${LIB_PREFIX}${cf_dir}${DFT_DEP_SUFFIX} $TEST_DEPS"
+ TEST_ARGS="-l${cf_dir}${DFT_ARG_SUFFIX} $TEST_ARGS"
fi
fi
done
-AC_MSG_RESULT($nc_cv_src_modules)
-TEST_ARGS="-L${LIB_DIR} $TEST_ARGS"
+AC_MSG_RESULT($cf_cv_src_modules)
+TEST_ARGS="-L${LIB_DIR} -L\$(libdir) $TEST_ARGS"
AC_SUBST(TEST_DEPS)
AC_SUBST(TEST_ARGS)
+PROG_ARGS="-L${LIB_DIR} -L\$(libdir) $PROG_ARGS"
+AC_SUBST(PROG_ARGS)
+
SRC_SUBDIRS="man include"
-for nc_dir in $nc_cv_src_modules
+for cf_dir in $cf_cv_src_modules
do
- SRC_SUBDIRS="$SRC_SUBDIRS $nc_dir"
+ SRC_SUBDIRS="$SRC_SUBDIRS $cf_dir"
done
SRC_SUBDIRS="$SRC_SUBDIRS misc test"
-test $nc_cxx_library != no && SRC_SUBDIRS="$SRC_SUBDIRS c++"
+test $cf_with_cxx_binding != no && SRC_SUBDIRS="$SRC_SUBDIRS c++"
ADA_SUBDIRS=
-if test "$ac_cv_prog_gnat_correct" = yes && test -d $srcdir/Ada95; then
+if test "$cf_cv_prog_gnat_correct" = yes && test -d $srcdir/Ada95; then
SRC_SUBDIRS="$SRC_SUBDIRS Ada95"
- ADA_SUBDIRS="gen ada_include samples"
+ ADA_SUBDIRS="gen src samples"
fi
SUB_MAKEFILES=
-for nc_dir in $SRC_SUBDIRS
+for cf_dir in $SRC_SUBDIRS
do
- SUB_MAKEFILES="$SUB_MAKEFILES $nc_dir/Makefile"
+ SUB_MAKEFILES="$SUB_MAKEFILES $cf_dir/Makefile"
done
if test -n "$ADA_SUBDIRS"; then
- for nc_dir in $ADA_SUBDIRS
- do
- SUB_MAKEFILES="$SUB_MAKEFILES Ada95/$nc_dir/Makefile"
+ for cf_dir in $ADA_SUBDIRS
+ do
+ SUB_MAKEFILES="$SUB_MAKEFILES Ada95/$cf_dir/Makefile"
done
AC_SUBST(ADA_SUBDIRS)
fi
])dnl
dnl ---------------------------------------------------------------------------
+dnl Check for -lstdc++, which is GNU's standard C++ library.
+AC_DEFUN([CF_STDCPP_LIBRARY],
+[
+if test -n "$GXX" ; then
+case $cf_cv_system_name in #(vi
+os2*) #(vi
+ cf_stdcpp_libname=stdcpp
+ ;;
+*)
+ cf_stdcpp_libname=stdc++
+ ;;
+esac
+AC_CACHE_CHECK(for library $cf_stdcpp_libname,cf_cv_libstdcpp,[
+ cf_save="$LIBS"
+ LIBS="$LIBS -l$cf_stdcpp_libname -lm"
+AC_TRY_LINK([
+#include <strstream.h>],[
+char buf[80];
+strstreambuf foo(buf, sizeof(buf))
+//destroy foo
+],
+ [cf_cv_libstdcpp=yes],
+ [cf_cv_libstdcpp=no])
+ LIBS="$cf_save"
+])
+test $cf_cv_libstdcpp = yes && CXXLIBS="$CXXLIBS -l$cf_stdcpp_libname"
+fi
+])dnl
+dnl ---------------------------------------------------------------------------
dnl Remove "-g" option from the compiler options
-AC_DEFUN([NC_STRIP_G_OPT],
+AC_DEFUN([CF_STRIP_G_OPT],
[$1=`echo ${$1} | sed -e 's/-g //' -e 's/-g$//'`])dnl
dnl ---------------------------------------------------------------------------
+dnl Check if we need _POSIX_SOURCE defined to use struct sigaction. We'll only
+dnl do this if we've found the sigaction function.
+dnl
+dnl If needed, define SVR4_ACTION.
+AC_DEFUN([CF_STRUCT_SIGACTION],[
+if test $ac_cv_func_sigaction = yes; then
+AC_MSG_CHECKING(whether sigaction needs _POSIX_SOURCE)
+AC_TRY_COMPILE([
+#include <sys/types.h>
+#include <signal.h>],
+ [struct sigaction act],
+ [sigact_bad=no],
+ [
+AC_TRY_COMPILE([
+#define _POSIX_SOURCE
+#include <sys/types.h>
+#include <signal.h>],
+ [struct sigaction act],
+ [sigact_bad=yes
+ AC_DEFINE(SVR4_ACTION)],
+ [sigact_bad=unknown])])
+AC_MSG_RESULT($sigact_bad)
+fi
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl Some machines require _POSIX_SOURCE to completely define struct termios.
+dnl If so, define SVR4_TERMIO
+AC_DEFUN([CF_STRUCT_TERMIOS],[
+if test $ac_cv_header_termios_h = yes ; then
+ case "$CFLAGS" in
+ *-D_POSIX_SOURCE*)
+ termios_bad=dunno ;;
+ *) termios_bad=maybe ;;
+ esac
+ if test $termios_bad = maybe ; then
+ AC_MSG_CHECKING(whether termios.h needs _POSIX_SOURCE)
+ AC_TRY_COMPILE([#include <termios.h>],
+ [struct termios foo; int x = foo.c_iflag],
+ termios_bad=no, [
+ AC_TRY_COMPILE([
+#define _POSIX_SOURCE
+#include <termios.h>],
+ [struct termios foo; int x = foo.c_iflag],
+ termios_bad=unknown,
+ termios_bad=yes AC_DEFINE(SVR4_TERMIO))
+ ])
+ AC_MSG_RESULT($termios_bad)
+ fi
+fi
+])dnl
+dnl ---------------------------------------------------------------------------
dnl Shorthand macro for substituting things that the user may override
dnl with an environment variable.
dnl
dnl $1 = long/descriptive name
dnl $2 = environment variable
dnl $3 = default value
-AC_DEFUN([NC_SUBST],
-[AC_CACHE_VAL(nc_cv_subst_$2,[
+AC_DEFUN([CF_SUBST],
+[AC_CACHE_VAL(cf_cv_subst_$2,[
AC_MSG_CHECKING(for $1 (symbol $2))
test -z "[$]$2" && $2=$3
AC_MSG_RESULT([$]$2)
AC_SUBST($2)
-nc_cv_subst_$2=[$]$2])
-$2=${nc_cv_subst_$2}
-])dnl
-dnl ---------------------------------------------------------------------------
-dnl Check for declarion of sys_errlist in one of stdio.h and errno.h.
-dnl Declaration of sys_errlist on BSD4.4 interferes with our declaration.
-dnl Reported by Keith Bostic.
-AC_DEFUN([NC_SYS_ERRLIST],
-[
-AC_MSG_CHECKING([declaration of sys_errlist])
-AC_CACHE_VAL(nc_cv_dcl_sys_errlist,[
- AC_TRY_COMPILE([
-#include <stdio.h>
-#include <sys/types.h>
-#include <errno.h> ],
- [ char *c = (char *) *sys_errlist; ],
- [nc_cv_dcl_sys_errlist=yes],
- [nc_cv_dcl_sys_errlist=no])
- ])
-AC_MSG_RESULT($nc_cv_dcl_sys_errlist)
-test $nc_cv_dcl_sys_errlist = yes && AC_DEFINE(HAVE_EXTERN_SYS_ERRLIST)
+cf_cv_subst_$2=[$]$2])
+$2=${cf_cv_subst_$2}
])dnl
dnl ---------------------------------------------------------------------------
-dnl Derive the system-type (our main clue to the method of building shared
-dnl libraries).
-AC_DEFUN([NC_SYSTYPE],
+dnl Get the version-number for use in shared-library naming, etc.
+AC_DEFUN([CF_SUBST_NCURSES_VERSION],
[
-AC_CACHE_VAL(nc_cv_systype,[
changequote(,)dnl
-nc_cv_systype="`(uname -s || hostname || echo unknown) 2>/dev/null |sed -e s'/[:\/.-]/_/'g | sed 1q`"
+NCURSES_MAJOR="`egrep '^NCURSES_MAJOR[ ]*=' $srcdir/dist.mk | sed -e 's/^[^0-9]*//'`"
+NCURSES_MINOR="`egrep '^NCURSES_MINOR[ ]*=' $srcdir/dist.mk | sed -e 's/^[^0-9]*//'`"
+NCURSES_PATCH="`egrep '^NCURSES_PATCH[ ]*=' $srcdir/dist.mk | sed -e 's/^[^0-9]*//'`"
changequote([,])dnl
-if test -z "$nc_cv_systype"; then nc_cv_systype=unknown;fi
-])
-AC_MSG_RESULT(System type is $nc_cv_systype)
+cf_cv_abi_version=${NCURSES_MAJOR}
+cf_cv_rel_version=${NCURSES_MAJOR}.${NCURSES_MINOR}
+dnl Show the computed version, for logging
+AC_MSG_RESULT(Configuring NCURSES $cf_cv_rel_version ABI $cf_cv_abi_version (`date`))
+dnl We need these values in the generated headers
+AC_SUBST(NCURSES_MAJOR)
+AC_SUBST(NCURSES_MINOR)
+AC_SUBST(NCURSES_PATCH)
+dnl We need these values in the generated makefiles
+AC_SUBST(cf_cv_rel_version)
+AC_SUBST(cf_cv_abi_version)
+AC_SUBST(cf_cv_cc_bool_type)
+AC_SUBST(cf_cv_builtin_bool)
+AC_SUBST(cf_cv_type_of_bool)dnl
])dnl
dnl ---------------------------------------------------------------------------
-dnl On some systems ioctl(fd, TIOCGWINSZ, &size) will always return {0,0} until
-dnl ioctl(fd, TIOCSWINSZ, &size) is called to explicitly set the size of the
-dnl screen.
-dnl
-dnl Attempt to determine if we're on such a system by running a test-program.
-dnl This won't work, of course, if the configure script is run in batch mode,
-dnl since we've got to have access to the terminal.
-dnl
-dnl 1996/4/26 - Converted this into a simple test for able-to-compile, since
-dnl we're reminded that _nc_get_screensize() does the same functional test.
-AC_DEFUN([NC_TIOCGWINSZ],
+dnl Check if we can include <sys/time.h> with <sys/select.h>; this breaks on
+dnl older SCO configurations.
+AC_DEFUN([CF_SYS_TIME_SELECT],
[
-AC_MSG_CHECKING([for working TIOCGWINSZ])
-AC_CACHE_VAL(nc_cv_use_tiocgwinsz,[
- AC_TRY_RUN([
-#if HAVE_TERMIOS_H
-#include <termios.h>
+AC_MSG_CHECKING(if sys/time.h works with sys/select.h)
+AC_CACHE_VAL(cf_cv_sys_time_select,[
+AC_TRY_COMPILE([
+#include <sys/types.h>
+#if HAVE_SYS_TIME_H
+#include <sys/time.h>
#endif
-#if SYSTEM_LOOKS_LIKE_SCO
-/* they neglected to define struct winsize in termios.h -- it's only
- in termio.h */
-#include <sys/stream.h>
-#include <sys/ptem.h>
+#if HAVE_SYS_SELECT_H
+#include <sys/select.h>
#endif
-#if !defined(sun) || !defined(HAVE_TERMIOS_H)
-#include <sys/ioctl.h>
+],[],[cf_cv_sys_time_select=yes],
+ [cf_cv_sys_time_select=no])
+ ])
+AC_MSG_RESULT($cf_cv_sys_time_select)
+test $cf_cv_sys_time_select = yes && AC_DEFINE(HAVE_SYS_TIME_SELECT)
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl Determine the type we should use for chtype (and attr_t, which is treated
+dnl as the same thing). We want around 32 bits, so on most machines want a
+dnl long, but on newer 64-bit machines, probably want an int. If we're using
+dnl wide characters, we have to have a type compatible with that, as well.
+AC_DEFUN([CF_TYPEOF_CHTYPE],
+[
+AC_REQUIRE([CF_UNSIGNED_LITERALS])
+AC_MSG_CHECKING([for type of chtype])
+AC_CACHE_VAL(cf_cv_typeof_chtype,[
+ AC_TRY_RUN([
+#if USE_WIDEC_SUPPORT
+#include <stddef.h> /* we want wchar_t */
+#define WANT_BITS 39
+#else
+#define WANT_BITS 31
#endif
+#include <stdio.h>
int main()
{
- static struct winsize size;
- int fd;
- for (fd = 0; fd <= 2; fd++) { /* try in/out/err in case redirected */
- if (ioctl(0, TIOCGWINSZ, &size) == 0
- && size.ws_row > 0
- && size.ws_col > 0)
- exit(0);
+ FILE *fp = fopen("cf_test.out", "w");
+ if (fp != 0) {
+ char *result = "long";
+#if USE_WIDEC_SUPPORT
+ /*
+ * If wchar_t is smaller than a long, it must be an int or a
+ * short. We prefer not to use a short anyway.
+ */
+ if (sizeof(unsigned long) > sizeof(wchar_t))
+ result = "int";
+#endif
+ if (sizeof(unsigned long) > sizeof(unsigned int)) {
+ int n;
+ unsigned int x;
+ for (n = 0; n < WANT_BITS; n++) {
+ unsigned int y = (x >> n);
+ if (y != 1 || x == 0) {
+ x = 0;
+ break;
+ }
+ }
+ /*
+ * If x is nonzero, an int is big enough for the bits
+ * that we want.
+ */
+ result = (x != 0) ? "int" : "long";
+ }
+ fputs(result, fp);
+ fclose(fp);
}
- exit(0); /* in either case, it compiles & links ... */
+ exit(0);
}
],
- [nc_cv_use_tiocgwinsz=yes],
- [nc_cv_use_tiocgwinsz=no],
- [nc_cv_use_tiocgwinsz=unknown])
+ [cf_cv_typeof_chtype=`cat cf_test.out`],
+ [cf_cv_typeof_chtype=long],
+ [cf_cv_typeof_chtype=long])
+ rm -f cf_test.out
])
-AC_MSG_RESULT($nc_cv_use_tiocgwinsz)
-test $nc_cv_use_tiocgwinsz != yes && AC_DEFINE(BROKEN_TIOCGWINSZ)
+AC_MSG_RESULT($cf_cv_typeof_chtype)
+
+AC_SUBST(cf_cv_typeof_chtype)
+AC_DEFINE_UNQUOTED(TYPEOF_CHTYPE,$cf_cv_typeof_chtype)
+
+cf_cv_1UL="1"
+test "$cf_cv_unsigned_literals" = yes && cf_cv_1UL="${cf_cv_1UL}U"
+test "$cf_cv_typeof_chtype" = long && cf_cv_1UL="${cf_cv_1UL}L"
+AC_SUBST(cf_cv_1UL)
+
])dnl
dnl ---------------------------------------------------------------------------
dnl
-AC_DEFUN([NC_TYPE_SIGACTION],
+AC_DEFUN([CF_TYPE_SIGACTION],
[
AC_MSG_CHECKING([for type sigaction_t])
-AC_CACHE_VAL(nc_cv_type_sigaction,[
+AC_CACHE_VAL(cf_cv_type_sigaction,[
AC_TRY_COMPILE([
#include <signal.h>],
[sigaction_t x],
- [nc_cv_type_sigaction=yes],
- [nc_cv_type_sigaction=no])
+ [cf_cv_type_sigaction=yes],
+ [cf_cv_type_sigaction=no])])
+AC_MSG_RESULT($cf_cv_type_sigaction)
+test $cf_cv_type_sigaction = yes && AC_DEFINE(HAVE_TYPE_SIGACTION)
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl Test if the compiler supports 'U' and 'L' suffixes. Only old compilers
+dnl won't, but they're still there.
+AC_DEFUN([CF_UNSIGNED_LITERALS],
+[
+AC_MSG_CHECKING([if unsigned literals are legal])
+AC_CACHE_VAL(cf_cv_unsigned_literals,[
+ AC_TRY_COMPILE([],[long x = 1L + 1UL + 1U + 1],
+ [cf_cv_unsigned_literals=yes],
+ [cf_cv_unsigned_literals=no])
])
-AC_MSG_RESULT($nc_cv_type_sigaction)
-test $nc_cv_type_sigaction = yes && AC_DEFINE(HAVE_TYPE_SIGACTION)
-])
+AC_MSG_RESULT($cf_cv_unsigned_literals)
+])dnl
dnl ---------------------------------------------------------------------------
-dnl Make an uppercase version of a given name
-AC_DEFUN([NC_UPPERCASE],
+dnl Make an uppercase version of a variable
+dnl $1=uppercase($2)
+AC_DEFUN([CF_UPPER],
[
changequote(,)dnl
-$2=`echo $1 |tr '[a-z]' '[A-Z]'`
+$1=`echo $2 | tr '[a-z]' '[A-Z]'`
changequote([,])dnl
])dnl
dnl ---------------------------------------------------------------------------
-dnl Get the version-number for use in shared-library naming, etc.
-AC_DEFUN([NC_VERSION],
+dnl Compute the shift-mask that we'll use for wide-character indices. We use
+dnl all but the index portion of chtype for storing attributes.
+AC_DEFUN([CF_WIDEC_SHIFT],
[
-changequote(,)dnl
-NCURSES_MAJOR="`egrep '^NCURSES_MAJOR[ ]*=' $srcdir/dist.mk | sed -e 's/^[^0-9]*//'`"
-NCURSES_MINOR="`egrep '^NCURSES_MINOR[ ]*=' $srcdir/dist.mk | sed -e 's/^[^0-9]*//'`"
-NCURSES_PATCH="`egrep '^NCURSES_PATCH[ ]*=' $srcdir/dist.mk | sed -e 's/^[^0-9]*//'`"
-changequote([,])dnl
-nc_cv_abi_version=${NCURSES_MAJOR}
-nc_cv_rel_version=${NCURSES_MAJOR}.${NCURSES_MINOR}
-dnl Show the computed version, for logging
-AC_MSG_RESULT(Configuring NCURSES $nc_cv_rel_version ABI $nc_cv_abi_version (`date`))
-dnl We need these values in the generated headers
-AC_SUBST(NCURSES_MAJOR)
-AC_SUBST(NCURSES_MINOR)
-AC_SUBST(NCURSES_PATCH)
-dnl We need these values in the generated makefiles
-AC_SUBST(nc_cv_rel_version)
-AC_SUBST(nc_cv_abi_version)
-AC_SUBST(nc_cv_builtin_bool)
-AC_SUBST(nc_cv_type_of_bool)
+AC_REQUIRE([CF_TYPEOF_CHTYPE])
+AC_MSG_CHECKING([for number of bits in chtype])
+AC_CACHE_VAL(cf_cv_shift_limit,[
+ AC_TRY_RUN([
+#include <stdio.h>
+int main()
+{
+ FILE *fp = fopen("cf_test.out", "w");
+ if (fp != 0) {
+ int n;
+ unsigned TYPEOF_CHTYPE x = 1L;
+ for (n = 0; ; n++) {
+ unsigned long y = (x >> n);
+ if (y != 1 || x == 0)
+ break;
+ x <<= 1;
+ }
+ fprintf(fp, "%d", n);
+ fclose(fp);
+ }
+ exit(0);
+}
+ ],
+ [cf_cv_shift_limit=`cat cf_test.out`],
+ [cf_cv_shift_limit=32],
+ [cf_cv_shift_limit=32])
+ rm -f cf_test.out
+ ])
+AC_MSG_RESULT($cf_cv_shift_limit)
+AC_SUBST(cf_cv_shift_limit)
+
+AC_MSG_CHECKING([for width of character-index])
+AC_CACHE_VAL(cf_cv_widec_shift,[
+if test ".$with_widec" = ".yes" ; then
+ cf_attrs_width=39
+ if ( expr $cf_cv_shift_limit \> $cf_attrs_width >/dev/null )
+ then
+ cf_cv_widec_shift=`expr 16 + $cf_cv_shift_limit - $cf_attrs_width`
+ else
+ cf_cv_widec_shift=16
+ fi
+else
+ cf_cv_widec_shift=8
+fi
+])
+AC_MSG_RESULT($cf_cv_widec_shift)
+AC_SUBST(cf_cv_widec_shift)
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl Wrapper for AC_ARG_WITH to ensure that user supplies a pathname, not just
+dnl defaulting to yes/no.
+dnl
+dnl $1 = option name
+dnl $2 = help-text
+dnl $3 = environment variable to set
+dnl $4 = default value, shown in the help-message, must be a constant
+dnl $5 = default value, if it's an expression & cannot be in the help-message
+dnl
+AC_DEFUN([CF_WITH_PATH],
+[AC_ARG_WITH($1,[$2 ](default: ifelse($4,,empty,$4)),,
+ifelse($4,,[withval="${$3}"],[withval="${$3-ifelse($5,,$4,$5)}"]))dnl
+CF_PATH_SYNTAX(withval)
+eval $3="$withval"
+AC_SUBST($3)dnl
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl Process an option specifying a list of colon-separated paths.
+dnl
+dnl $1 = option name
+dnl $2 = help-text
+dnl $3 = environment variable to set
+dnl $4 = default value, shown in the help-message, must be a constant
+dnl $5 = default value, if it's an expression & cannot be in the help-message
+dnl
+AC_DEFUN([CF_WITH_PATHLIST],[
+AC_ARG_WITH($1,[$2 ](default: ifelse($4,,empty,$4)),,
+ifelse($4,,[withval="${$3}"],[withval="${$3-ifelse($5,,$4,$5)}"]))dnl
+
+IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
+cf_dst_path=
+for cf_src_path in $withval
+do
+ CF_PATH_SYNTAX(cf_src_path)
+ test -n "$cf_dst_path" && cf_dst_path="${cf_dst_path}:"
+ cf_dst_path="${cf_dst_path}${cf_src_path}"
+done
+IFS="$ac_save_ifs"
+
+eval $3="$cf_dst_path"
+AC_SUBST($3)dnl
])dnl