dnl
dnl Author: Thomas E. Dickey
dnl
-dnl $Id: aclocal.m4,v 1.37 2011/09/10 21:36:41 tom Exp $
+dnl $Id: aclocal.m4,v 1.40 2011/11/13 02:11:11 tom Exp $
dnl Macros used in NCURSES Ada95 auto-configuration script.
dnl
dnl These macros are maintained separately from NCURSES. The copyright on
test -n "$PROG_EXT" && AC_DEFINE_UNQUOTED(PROG_EXT,"$PROG_EXT")
])dnl
dnl ---------------------------------------------------------------------------
-dnl CF_PROG_GNAT version: 1 updated: 2010/06/19 15:22:18
+dnl CF_PROG_GNAT version: 2 updated: 2011/10/22 14:01:47
dnl ------------
dnl Check for gnatmake, ensure that it is complete.
AC_DEFUN([CF_PROG_GNAT],[
AC_CHECK_PROG(gnat_exists, $cf_ada_make, yes, no)
if test "$ac_cv_prog_gnat_exists" = no; then
cf_ada_make=
+ cf_cv_prog_gnat_correct=no
else
CF_GNAT_VERSION
AC_CHECK_PROG(M4_exists, m4, yes, no)
AC_SUBST(top_builddir)
])dnl
dnl ---------------------------------------------------------------------------
+dnl CF_TRY_XOPEN_SOURCE version: 1 updated: 2011/10/30 17:09:50
+dnl -------------------
+dnl If _XOPEN_SOURCE is not defined in the compile environment, check if we
+dnl can define it successfully.
+AC_DEFUN([CF_TRY_XOPEN_SOURCE],[
+AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[
+ AC_TRY_COMPILE([
+#include <stdlib.h>
+#include <string.h>
+#include <sys/types.h>
+],[
+#ifndef _XOPEN_SOURCE
+make an error
+#endif],
+ [cf_cv_xopen_source=no],
+ [cf_save="$CPPFLAGS"
+ CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
+ AC_TRY_COMPILE([
+#include <stdlib.h>
+#include <string.h>
+#include <sys/types.h>
+],[
+#ifdef _XOPEN_SOURCE
+make an error
+#endif],
+ [cf_cv_xopen_source=no],
+ [cf_cv_xopen_source=$cf_XOPEN_SOURCE])
+ CPPFLAGS="$cf_save"
+ ])
+])
+
+if test "$cf_cv_xopen_source" != no ; then
+ CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE)
+ CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE)
+ cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source"
+ CF_ADD_CFLAGS($cf_temp_xopen_source)
+fi
+])
+dnl ---------------------------------------------------------------------------
dnl CF_UPPER version: 5 updated: 2001/01/29 23:40:59
dnl --------
dnl Make an uppercase version of a variable
AC_SUBST(PKG_CONFIG_LIBDIR)
])dnl
dnl ---------------------------------------------------------------------------
-dnl CF_WITH_PTHREAD version: 3 updated: 2010/05/29 16:31:02
+dnl CF_WITH_PTHREAD version: 4 updated: 2011/11/12 21:08:44
dnl ---------------
dnl Check for POSIX thread library.
AC_DEFUN([CF_WITH_PTHREAD],
AC_CHECK_HEADER(pthread.h,[
AC_DEFINE(HAVE_PTHREADS_H)
- AC_MSG_CHECKING(if we can link with the pthread library)
- cf_save_LIBS="$LIBS"
- CF_ADD_LIB(pthread)
- AC_TRY_LINK([
+ for cf_lib_pthread in pthread c_r
+ do
+ AC_MSG_CHECKING(if we can link with the $cf_lib_pthread library)
+ cf_save_LIBS="$LIBS"
+ CF_ADD_LIB($cf_lib_pthread)
+ AC_TRY_LINK([
#include <pthread.h>
],[
- int rc = pthread_create(0,0,0,0);
+ int rc = pthread_create(0,0,0,0);
],[with_pthread=yes],[with_pthread=no])
- LIBS="$cf_save_LIBS"
- AC_MSG_RESULT($with_pthread)
-
- if test "$with_pthread" = yes ; then
- CF_ADD_LIB(pthread)
- AC_DEFINE(HAVE_LIBPTHREADS)
- else
- AC_MSG_ERROR(Cannot link with pthread library)
- fi
+ LIBS="$cf_save_LIBS"
+ AC_MSG_RESULT($with_pthread)
+ test "$with_pthread" = yes && break
+ done
+
+ if test "$with_pthread" = yes ; then
+ CF_ADD_LIB($cf_lib_pthread)
+ AC_DEFINE(HAVE_LIBPTHREADS)
+ else
+ AC_MSG_ERROR(Cannot link with pthread library)
+ fi
])
fi
])
dnl ---------------------------------------------------------------------------
-dnl CF_XOPEN_SOURCE version: 37 updated: 2011/08/06 20:32:05
+dnl CF_XOPEN_SOURCE version: 40 updated: 2011/11/12 21:08:44
dnl ---------------
dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions,
dnl or adapt to the vendor's definitions to get equivalent functionality,
CF_GNU_SOURCE
;;
mirbsd*) #(vi
- # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks <arpa/inet.h>
+ # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks <sys/select.h> and other headers which use u_int / u_short types
+ cf_XOPEN_SOURCE=
+ CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
;;
netbsd*) #(vi
cf_xopen_source="-D_NETBSD_SOURCE" # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw
;;
+openbsd[[4-9]]*) #(vi
+ # setting _XOPEN_SOURCE lower than 500 breaks g++ compile with wchar.h, needed for ncursesw
+ cf_XOPEN_SOURCE=600
+ ;;
openbsd*) #(vi
# setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw
;;
sco*) #(vi
# setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer
;;
-solaris2.1[[0-9]]) #(vi
- cf_xopen_source="-D__EXTENSIONS__ -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
- ;;
-solaris2.[[1-9]]) #(vi
+solaris2.*) #(vi
cf_xopen_source="-D__EXTENSIONS__"
;;
*)
- AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[
- AC_TRY_COMPILE([#include <sys/types.h>],[
-#ifndef _XOPEN_SOURCE
-make an error
-#endif],
- [cf_cv_xopen_source=no],
- [cf_save="$CPPFLAGS"
- CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
- AC_TRY_COMPILE([#include <sys/types.h>],[
-#ifdef _XOPEN_SOURCE
-make an error
-#endif],
- [cf_cv_xopen_source=no],
- [cf_cv_xopen_source=$cf_XOPEN_SOURCE])
- CPPFLAGS="$cf_save"
- ])
-])
- if test "$cf_cv_xopen_source" != no ; then
- CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE)
- CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE)
- cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source"
- CF_ADD_CFLAGS($cf_temp_xopen_source)
- fi
+ CF_TRY_XOPEN_SOURCE
CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
;;
esac
if test -n "$cf_xopen_source" ; then
CF_ADD_CFLAGS($cf_xopen_source)
fi
+
+dnl In anything but the default case, we may have system-specific setting
+dnl which is still not guaranteed to provide all of the entrypoints that
+dnl _XOPEN_SOURCE would yield.
+if test -n "$cf_XOPEN_SOURCE" && test -z "$cf_cv_xopen_source" ; then
+ AC_MSG_CHECKING(if _XOPEN_SOURCE really is set)
+ AC_TRY_COMPILE([#include <stdlib.h>],[
+#ifndef _XOPEN_SOURCE
+make an error
+#endif],
+ [cf_XOPEN_SOURCE_set=yes],
+ [cf_XOPEN_SOURCE_set=no])
+ AC_MSG_RESULT($cf_XOPEN_SOURCE_set)
+ if test $cf_XOPEN_SOURCE_set = yes
+ then
+ AC_TRY_COMPILE([#include <stdlib.h>],[
+#if (_XOPEN_SOURCE - 0) < $cf_XOPEN_SOURCE
+make an error
+#endif],
+ [cf_XOPEN_SOURCE_set_ok=yes],
+ [cf_XOPEN_SOURCE_set_ok=no])
+ if test $cf_XOPEN_SOURCE_set_ok = no
+ then
+ AC_MSG_WARN(_XOPEN_SOURCE is lower than requested)
+ fi
+ else
+ CF_TRY_XOPEN_SOURCE
+ fi
+fi
])
projects / ncurses.git / blobdiff