dnl
dnl Author: Thomas E. Dickey 1995-on
dnl
-dnl $Id: aclocal.m4,v 1.850 2018/10/13 19:43:04 tom Exp $
+dnl $Id: aclocal.m4,v 1.861 2019/01/01 01:49:46 tom Exp $
dnl Macros used in NCURSES auto-configuration script.
dnl
dnl These macros are maintained separately from NCURSES. The copyright on
AC_SUBST($1)
])dnl
dnl ---------------------------------------------------------------------------
+dnl CF_DIRNAME version: 4 updated: 2002/12/21 19:25:52
+dnl ----------
+dnl "dirname" is not portable, so we fake it with a shell script.
+AC_DEFUN([CF_DIRNAME],[$1=`echo $2 | sed -e 's%/[[^/]]*$%%'`])dnl
+dnl ---------------------------------------------------------------------------
dnl CF_DIRS_TO_MAKE version: 3 updated: 2002/02/23 20:38:31
dnl ---------------
AC_DEFUN([CF_DIRS_TO_MAKE],
AC_SUBST(DIRS_TO_MAKE)
])dnl
dnl ---------------------------------------------------------------------------
-dnl CF_DIRNAME version: 4 updated: 2002/12/21 19:25:52
-dnl ----------
-dnl "dirname" is not portable, so we fake it with a shell script.
-AC_DEFUN([CF_DIRNAME],[$1=`echo $2 | sed -e 's%/[[^/]]*$%%'`])dnl
-dnl ---------------------------------------------------------------------------
dnl CF_DISABLE_ECHO version: 13 updated: 2015/04/18 08:56:57
dnl ---------------
dnl You can always use "make -n" to see the actual options, but it's hard to
esac
])
dnl ---------------------------------------------------------------------------
-dnl CF_GNU_SOURCE version: 9 updated: 2018/06/20 20:23:13
+dnl CF_GNU_SOURCE version: 10 updated: 2018/12/10 20:09:41
dnl -------------
dnl Check if we must define _GNU_SOURCE to get a reasonable value for
dnl _XOPEN_SOURCE, upon which many POSIX definitions depend. This is a defect
AC_TRY_COMPILE([#include <sys/types.h>],[
#if __GLIBC__ > 0 && __GLIBC_MINOR__ >= 0
return 0;
+ #elif __NEWLIB__ > 0 && __NEWLIB_MINOR__ >= 0
+ return 0;
#else
# error not GNU C library
#endif],
if test x$cf_cv_gnu_library = xyes; then
# With glibc 2.19 (13 years after this check was begun), _DEFAULT_SOURCE
- # was changed to help a little...
+ # was changed to help a little. newlib incorporated the change about 4
+ # years later.
AC_CACHE_CHECK(if _DEFAULT_SOURCE can be used as a basis,cf_cv_gnu_library_219,[
cf_save="$CPPFLAGS"
CF_APPEND_TEXT(CPPFLAGS,-D_DEFAULT_SOURCE)
AC_TRY_COMPILE([#include <sys/types.h>],[
#if (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 19) || (__GLIBC__ > 2)
return 0;
+ #elif (__NEWLIB__ == 2 && __NEWLIB_MINOR__ >= 4) || (__GLIBC__ > 3)
+ return 0;
#else
# error GNU C library __GLIBC__.__GLIBC_MINOR__ is too old
#endif],
AC_SUBST(PKG_CONFIG)
])dnl
dnl ---------------------------------------------------------------------------
-dnl CF_POSIX_C_SOURCE version: 10 updated: 2018/06/20 20:23:13
+dnl CF_POSIX_C_SOURCE version: 11 updated: 2018/12/31 20:46:17
dnl -----------------
dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed.
dnl
dnl Parameters:
dnl $1 is the nominal value for _POSIX_C_SOURCE
AC_DEFUN([CF_POSIX_C_SOURCE],
-[
+[AC_REQUIRE([CF_POSIX_VISIBLE])dnl
+
+if test "$cf_cv_posix_visible" = no; then
+
cf_POSIX_C_SOURCE=ifelse([$1],,199506L,[$1])
cf_save_CFLAGS="$CFLAGS"
CF_ADD_CFLAGS($cf_cv_posix_c_source)
fi
+fi # cf_cv_posix_visible
+
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_POSIX_VISIBLE version: 1 updated: 2018/12/31 20:46:17
+dnl ----------------
+dnl POSIX documents test-macros which an application may set before any system
+dnl headers are included to make features available.
+dnl
+dnl Some BSD platforms (originally FreeBSD, but copied by a few others)
+dnl diverged from POSIX in 2002 by setting symbols which make all of the most
+dnl recent features visible in the system header files unless the application
+dnl overrides the corresponding test-macros. Doing that introduces portability
+dnl problems.
+dnl
+dnl This macro makes a special check for the symbols used for this, to avoid a
+dnl conflicting definition.
+AC_DEFUN([CF_POSIX_VISIBLE],
+[
+AC_CACHE_CHECK(if the POSIX test-macros are already defined,cf_cv_posix_visible,[
+AC_TRY_COMPILE([#include <stdio.h>],[
+#if defined(__POSIX_VISIBLE) && ((__POSIX_VISIBLE - 0L) > 0) \
+ && defined(__XSI_VISIBLE) && ((__XSI_VISIBLE - 0L) > 0) \
+ && defined(__BSD_VISIBLE) && ((__BSD_VISIBLE - 0L) > 0) \
+ && defined(__ISO_C_VISIBLE) && ((__ISO_C_VISIBLE - 0L) > 0)
+#error conflicting symbols found
+#endif
+],[cf_cv_posix_visible=no],[cf_cv_posix_visible=yes])
+])
])dnl
dnl ---------------------------------------------------------------------------
dnl CF_PREDEFINE version: 2 updated: 2010/05/26 16:44:57
test -z "$EGREP" && AC_MSG_ERROR(No egrep program found)
])dnl
dnl ---------------------------------------------------------------------------
-dnl CF_PROG_GNAT version: 6 updated: 2018/01/16 16:45:49
+dnl CF_PROG_GNAT version: 8 updated: 2018/11/10 19:47:04
dnl ------------
dnl Check for gnatmake, ensure that it is complete.
AC_DEFUN([CF_PROG_GNAT],[
for cf_gprconfig in Ada C
do
AC_MSG_CHECKING(for gprconfig name for $cf_gprconfig)
- cf_gprconfig_value=`echo s| gprconfig --config=$cf_gprconfig 2>&AC_FD_CC | ${AWK:-awk} '/^\*/{print [$]3;}' | head -n 1`
+ if test $cf_gprconfig = C
+ then
+ for cf_gprconfig_param in \
+ $cf_gprconfig,,,,GNATGCC \
+ $cf_gprconfig,,,,GCC \
+ $cf_gprconfig
+ do
+ cf_gprconfig_value=`echo s| gprconfig --config=$cf_gprconfig_param 2>&AC_FD_CC | ${AWK:-awk} '/^\*/{print [$]3;}' | head -n 1`
+ test -n "$cf_gprconfig_value" && break
+ done
+ else
+ cf_gprconfig_param=$cf_gprconfig
+ cf_gprconfig_value=`echo s| gprconfig --config=$cf_gprconfig_param 2>&AC_FD_CC | ${AWK:-awk} '/^\*/{print [$]3;}' | head -n 1`
+ fi
if test -n "$cf_gprconfig_value"
then
eval cf_ada_config_[$]cf_gprconfig=[$]cf_gprconfig_value
fi
])dnl
dnl ---------------------------------------------------------------------------
-dnl CF_VA_COPY version: 3 updated: 2012/10/06 11:17:15
+dnl CF_VA_COPY version: 6 updated: 2018/12/04 18:14:25
dnl ----------
-dnl check for va_copy, part of stdarg.h
+dnl check for va_copy, part of stdarg.h starting with ISO C 1999.
dnl Also, workaround for glibc's __va_copy, by checking for both.
+dnl Finally, try to accommodate pre-ISO C 1999 headers.
AC_DEFUN([CF_VA_COPY],[
AC_CACHE_CHECK(for va_copy, cf_cv_have_va_copy,[
AC_TRY_LINK([
cf_cv_have_va_copy=yes,
cf_cv_have_va_copy=no)])
-test "$cf_cv_have_va_copy" = yes && AC_DEFINE(HAVE_VA_COPY,1,[Define to 1 if we have va_copy])
+if test "$cf_cv_have_va_copy" = yes;
+then
+ AC_DEFINE(HAVE_VA_COPY,1,[Define to 1 if we have va_copy])
+else # !cf_cv_have_va_copy
AC_CACHE_CHECK(for __va_copy, cf_cv_have___va_copy,[
AC_TRY_LINK([
cf_cv_have___va_copy=yes,
cf_cv_have___va_copy=no)])
-test "$cf_cv_have___va_copy" = yes && AC_DEFINE(HAVE___VA_COPY,1,[Define to 1 if we have __va_copy])
+if test "$cf_cv_have___va_copy" = yes
+then
+ AC_DEFINE(HAVE___VA_COPY,1,[Define to 1 if we have __va_copy])
+else # !cf_cv_have___va_copy
+
+AC_CACHE_CHECK(for __builtin_va_copy, cf_cv_have___builtin_va_copy,[
+AC_TRY_LINK([
+#include <stdarg.h>
+],[
+ static va_list dst;
+ static va_list src;
+ __builtin_va_copy(dst, src)],
+ cf_cv_have___builtin_va_copy=yes,
+ cf_cv_have___builtin_va_copy=no)])
+
+test "$cf_cv_have___builtin_va_copy" = yes &&
+ AC_DEFINE(HAVE___BUILTIN_VA_COPY,1,[Define to 1 if we have __builtin_va_copy])
+
+fi # cf_cv_have___va_copy
+
+fi # cf_cv_have_va_copy
+
+case "${cf_cv_have_va_copy}${cf_cv_have___va_copy}${cf_cv_have___builtin_va_copy}" in
+(*yes*)
+ ;;
+
+(*)
+ AC_CACHE_CHECK(if we can simply copy va_list, cf_cv_pointer_va_list,[
+AC_TRY_LINK([
+#include <stdarg.h>
+],[
+ va_list dst;
+ va_list src;
+ dst = src],
+ cf_cv_pointer_va_list=yes,
+ cf_cv_pointer_va_list=no)])
+
+ if test "$cf_cv_pointer_va_list" = no
+ then
+ AC_CACHE_CHECK(if we can copy va_list indirectly, cf_cv_array_va_list,[
+AC_TRY_LINK([
+#include <stdarg.h>
+],[
+ va_list dst;
+ va_list src;
+ *dst = *src],
+ cf_cv_array_va_list=yes,
+ cf_cv_array_va_list=no)])
+ test "$cf_cv_array_va_list" = yes && AC_DEFINE(ARRAY_VA_LIST,1,[Define to 1 if we can copy va_list indirectly])
+ fi
+ ;;
+esac
])
dnl ---------------------------------------------------------------------------
dnl CF_VERBOSE version: 3 updated: 2007/07/29 09:55:12
[USE_VALGRIND])
])dnl
dnl ---------------------------------------------------------------------------
-dnl CF_WITH_VERSIONED_SYMS version: 7 updated: 2015/10/24 20:50:26
+dnl CF_WITH_VERSIONED_SYMS version: 8 updated: 2018/10/20 20:24:34
dnl ----------------------
dnl Use this when building shared library with ELF, to markup symbols with the
dnl version identifier from the given input file. Generally that identifier is
[ --with-versioned-syms=X markup versioned symbols using ld],
[with_versioned_syms=$withval],
[with_versioned_syms=no])
-if test "x$with_versioned_syms" = xyes
-then
+case "x$with_versioned_syms" in
+(xyes)
with_versioned_syms='${top_srcdir}/package/ifelse($1,,${PACKAGE},[$1]).map'
AC_SUBST(PACKAGE)
-fi
+ ;;
+(xno)
+ ;;
+(x/*)
+ test -f "$with_versioned_syms" || AC_MSG_ERROR(expected a filename: $with_versioned_syms)
+ ;;
+(*)
+ test -f "$with_versioned_syms" || AC_MSG_ERROR(expected a filename: $with_versioned_syms)
+ with_versioned_syms=`pwd`/"$with_versioned_syms"
+ ;;
+esac
AC_MSG_RESULT($with_versioned_syms)
RESULTING_SYMS=
AC_SUBST(no_x11_rgb)
])dnl
dnl ---------------------------------------------------------------------------
-dnl CF_XOPEN_SOURCE version: 53 updated: 2018/06/16 18:58:58
+dnl CF_XOPEN_SOURCE version: 55 updated: 2018/12/31 20:46:17
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,
dnl $2 is the nominal value for _POSIX_C_SOURCE
AC_DEFUN([CF_XOPEN_SOURCE],[
AC_REQUIRE([AC_CANONICAL_HOST])
+AC_REQUIRE([CF_POSIX_VISIBLE])
+
+if test "$cf_cv_posix_visible" = no; then
cf_XOPEN_SOURCE=ifelse([$1],,500,[$1])
cf_POSIX_C_SOURCE=ifelse([$2],,199506L,[$2])
cf_xopen_source="-D_DARWIN_C_SOURCE"
cf_XOPEN_SOURCE=
;;
-(freebsd*|dragonfly*)
+(freebsd*|dragonfly*|midnightbsd*)
# 5.x headers associate
# _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L
# _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L
CF_TRY_XOPEN_SOURCE
fi
fi
+fi # cf_cv_posix_visible
])