dnl
dnl Author: Thomas E. Dickey 1995-on
dnl
-dnl $Id: aclocal.m4,v 1.445 2008/03/29 19:47:32 tom Exp $
+dnl $Id: aclocal.m4,v 1.452 2008/08/16 23:19:46 tom Exp $
dnl Macros used in NCURSES auto-configuration script.
dnl
dnl These macros are maintained separately from NCURSES. The copyright on
test "$cf_cv_func_nanosleep" = "yes" && AC_DEFINE(HAVE_NANOSLEEP)
])
dnl ---------------------------------------------------------------------------
+dnl CF_FUNC_OPENPTY version: 2 updated: 2008/04/12 19:49:01
+dnl ---------------
+dnl Check for openpty() function, along with <pty.h> header. It may need the
+dnl "util" library as well.
+AC_DEFUN([CF_FUNC_OPENPTY],
+[
+AC_CHECK_LIB(util,openpty,cf_cv_lib_util=yes,cf_cv_lib_util=no)
+AC_CACHE_CHECK(for openpty header,cf_cv_func_openpty,[
+ cf_save_LIBS="$LIBS"
+ test $cf_cv_lib_util = yes && LIBS="-lutil $LIBS"
+ for cf_header in pty.h libutil.h util.h
+ do
+ AC_TRY_LINK([
+#include <$cf_header>
+],[
+ int x = openpty((int *)0, (int *)0, (char *)0,
+ (struct termios *)0, (struct winsize *)0);
+],[
+ cf_cv_func_openpty=$cf_header
+ break
+],[
+ cf_cv_func_openpty=no
+])
+ done
+ LIBS="$cf_save_LIBS"
+])
+])dnl
+dnl ---------------------------------------------------------------------------
dnl CF_FUNC_POLL version: 4 updated: 2006/12/16 12:33:30
dnl ------------
dnl See if the poll function really works. Some platforms have poll(), but
fi
])dnl
dnl ---------------------------------------------------------------------------
-dnl CF_GCC_WARNINGS version: 22 updated: 2007/07/29 09:55:12
+dnl CF_GCC_WARNINGS version: 23 updated: 2008/07/26 17:54:02
dnl ---------------
dnl Check if the compiler supports useful warning options. There's a few that
dnl we don't use, simply because they're too noisy:
;;
Winline) #(vi
case $GCC_VERSION in
- 3.3*)
+ [[34]].*)
CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
continue;;
esac
])
])dnl
dnl ---------------------------------------------------------------------------
-dnl CF_HASHED_DB_LIBS version: 7 updated: 2007/12/01 15:01:37
+dnl CF_HASHED_DB_LIBS version: 8 updated: 2008/08/04 06:18:06
dnl -----------------
dnl Given that we have the header and version for hashed database, find the
dnl library information.
[
AC_CACHE_CHECK(for db libraries, cf_cv_hashed_db_libs,[
cf_cv_hashed_db_libs=unknown
-for cf_db_libs in db$cf_cv_hashed_db_version db-$cf_cv_hashed_db_version db ''
+for cf_db_libs in "" db$cf_cv_hashed_db_version db-$cf_cv_hashed_db_version db ''
do
cf_save_libs="$LIBS"
if test -n "$cf_db_libs"; then
])
])
dnl ---------------------------------------------------------------------------
-dnl CF_LDFLAGS_STATIC version: 2 updated: 2007/04/28 15:25:27
+dnl CF_LDFLAGS_STATIC version: 3 updated: 2008/07/05 13:56:40
dnl -----------------
dnl Check for compiler/linker flags used to temporarily force usage of static
dnl libraries. This depends on the compiler and platform. Use this to help
AC_DEFUN([CF_LDFLAGS_STATIC],[
if test "$GCC" = yes ; then
- LDFLAGS_STATIC=-static
- LDFLAGS_SHARED=-dynamic
+ case $cf_cv_system_name in #(
+ aix[[45]]*) #( gcc 4.2.4 linkage on AIX is broken
+ LDFLAGS_STATIC=
+ LDFLAGS_SHARED=
+ ;;
+ *) #( normally, except when broken
+ LDFLAGS_STATIC=-static
+ LDFLAGS_SHARED=-dynamic
+ ;;
+ esac
else
case $cf_cv_system_name in #(
aix[[45]]*) #( from ld manpage
fi
])dnl
dnl ---------------------------------------------------------------------------
-dnl CF_SHARED_OPTS version: 47 updated: 2008/03/23 14:48:54
+dnl CF_SHARED_OPTS version: 48 updated: 2008/06/14 15:08:17
dnl --------------
dnl --------------
dnl Attempt to determine the appropriate CC/LD options for creating a shared
;;
solaris2*)
# tested with SunOS 5.5.1 (solaris 2.5.1) and gcc 2.7.2
- if test "$GCC" != yes; then
- CC_SHARED_OPTS='-KPIC'
- fi
+ # tested with SunOS 5.10 (solaris 10) and gcc 3.4.3
if test "$DFT_LWR_MODEL" = "shared" ; then
LOCAL_LDFLAGS="-R \$(LOCAL_LIBDIR):\${libdir}"
LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
EXTRA_LDFLAGS="$LOCAL_LDFLAGS $EXTRA_LDFLAGS"
fi
CF_SHARED_SONAME
- MK_SHARED_LIB='${CC} -dy -G -h '$cf_shared_soname' -o $[@]'
+ if test "$GCC" != yes; then
+ CC_SHARED_OPTS='-xcode=pic32'
+ MK_SHARED_LIB='${CC} -dy -G -h '$cf_shared_soname' -o $[@]'
+ else
+ MK_SHARED_LIB='${CC} -shared -dy -G -h '$cf_shared_soname' -o $[@]'
+ fi
;;
sysv5uw7*|unix_sv*)
# tested with UnixWare 7.1.0 (gcc 2.95.2 and cc)
])
])dnl
dnl ---------------------------------------------------------------------------
+dnl CF_WEAK_SYMBOLS version: 1 updated: 2008/08/16 19:18:06
+dnl ---------------
+dnl Check for compiler-support for weak symbols.
+dnl This works with "recent" gcc.
+AC_DEFUN([CF_WEAK_SYMBOLS],[
+AC_CACHE_CHECK(if $CC supports weak symbols,cf_cv_weak_symbols,[
+
+AC_TRY_COMPILE([
+#include <stdio.h>],
+[
+#if defined(__GNUC__)
+# if defined __USE_ISOC99
+# define _cat_pragma(exp) _Pragma(#exp)
+# define _weak_pragma(exp) _cat_pragma(weak name)
+# else
+# define _weak_pragma(exp)
+# endif
+# define _declare(name) __extension__ extern __typeof__(name) name
+# define weak_symbol(name) _weak_pragma(name) _declare(name) __attribute__((weak))
+#endif
+
+weak_symbol(fopen);
+],[cf_cv_weak_symbols=yes],[cf_cv_weak_symbols=no])
+])
+])dnl
+dnl ---------------------------------------------------------------------------
dnl CF_WITH_ABI_VERSION version: 1 updated: 2003/09/20 18:12:49
dnl -------------------
dnl Allow library's ABI to be overridden. Generally this happens when a
[USE_VALGRIND])
])dnl
dnl ---------------------------------------------------------------------------
-dnl CF_XOPEN_SOURCE version: 25 updated: 2007/01/29 18:36:38
+dnl CF_XOPEN_SOURCE version: 26 updated: 2008/07/27 11:26:57
dnl ---------------
dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions,
dnl or adapt to the vendor's definitions to get equivalent functionality,
aix[[45]]*) #(vi
CPPFLAGS="$CPPFLAGS -D_ALL_SOURCE"
;;
-freebsd*) #(vi
+freebsd*|dragonfly*) #(vi
# 5.x headers associate
# _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L
# _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L