dnl
dnl Author: Thomas E. Dickey
dnl
-dnl $Id: aclocal.m4,v 1.26 2011/05/07 15:35:16 tom Exp $
+dnl $Id: aclocal.m4,v 1.27 2011/05/14 20:55:38 tom Exp $
dnl Macros used in NCURSES Ada95 auto-configuration script.
dnl
dnl These macros are maintained separately from NCURSES. The copyright on
dnl
dnl ---------------------------------------------------------------------------
dnl ---------------------------------------------------------------------------
+dnl CF_ACVERSION_CHECK version: 2 updated: 2011/05/08 11:22:03
+dnl ------------------
+dnl Conditionally generate script according to whether we're using a given autoconf.
+dnl
+dnl $1 = version to compare against
+dnl $2 = code to use if AC_ACVERSION is at least as high as $1.
+dnl $3 = code to use if AC_ACVERSION is older than $1.
+define(CF_ACVERSION_CHECK,
+[
+ifdef([m4_version_compare],
+[m4_if(m4_version_compare(m4_defn([AC_ACVERSION]), [$1]), -1, [$3], [$2])],
+[CF_ACVERSION_COMPARE(
+AC_PREREQ_CANON(AC_PREREQ_SPLIT([$1])),
+AC_PREREQ_CANON(AC_PREREQ_SPLIT(AC_ACVERSION)), AC_ACVERSION, [$2], [$3])])])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_ACVERSION_COMPARE version: 2 updated: 2011/04/14 20:56:50
+dnl --------------------
+dnl CF_ACVERSION_COMPARE(MAJOR1, MINOR1, TERNARY1,
+dnl MAJOR2, MINOR2, TERNARY2,
+dnl PRINTABLE2, not FOUND, FOUND)
+define(CF_ACVERSION_COMPARE,
+[ifelse(builtin([eval], [$2 < $5]), 1,
+[ifelse([$8], , ,[$8])],
+[ifelse([$9], , ,[$9])])])dnl
+dnl ---------------------------------------------------------------------------
dnl CF_ADA_INCLUDE_DIRS version: 6 updated: 2010/02/26 19:52:07
dnl -------------------
dnl Construct the list of include-options for the C programs in the Ada95
AC_SUBST(cf_generic_objects)
])dnl
dnl ---------------------------------------------------------------------------
-dnl CF_GNAT_SIGINT version: 1 updated: 2011/03/27 20:07:59
-dnl --------------
-dnl Check if gnat supports SIGINT, and presumably tasking. For the latter, it
-dnl is noted that gnat may compile a tasking unit even for configurations which
-dnl fail at runtime.
-AC_DEFUN([CF_GNAT_SIGINT],[
-AC_CACHE_CHECK(if GNAT supports SIGINT,cf_cv_gnat_sigint,[
-CF_GNAT_TRY_LINK([with Ada.Interrupts.Names;
-
-package ConfTest is
-
- pragma Warnings (Off); -- the next pragma exists since 3.11p
- pragma Unreserve_All_Interrupts;
- pragma Warnings (On);
-
- protected Process is
- procedure Stop;
- function Continue return Boolean;
- pragma Attach_Handler (Stop, Ada.Interrupts.Names.SIGINT);
- private
- Done : Boolean := False;
- end Process;
-
-end ConfTest;],
-[package body ConfTest is
- protected body Process is
- procedure Stop is
- begin
- Done := True;
- end Stop;
- function Continue return Boolean is
- begin
- return not Done;
- end Continue;
- end Process;
-end ConfTest;],
- [cf_cv_gnat_sigint=yes],
- [cf_cv_gnat_sigint=no])])
-
-if test $cf_cv_gnat_sigint = yes ; then
- USE_GNAT_SIGINT=""
-else
- USE_GNAT_SIGINT="#"
-fi
-AC_SUBST(USE_GNAT_SIGINT)
-])dnl
-dnl ---------------------------------------------------------------------------
dnl CF_GNAT_PRAGMA_UNREF version: 1 updated: 2010/06/19 15:22:18
dnl --------------------
dnl Check if the gnat pragma "Unreferenced" works.
AC_SUBST(USE_GNAT_LIBRARIES)
])dnl
dnl ---------------------------------------------------------------------------
+dnl CF_GNAT_SIGINT version: 1 updated: 2011/03/27 20:07:59
+dnl --------------
+dnl Check if gnat supports SIGINT, and presumably tasking. For the latter, it
+dnl is noted that gnat may compile a tasking unit even for configurations which
+dnl fail at runtime.
+AC_DEFUN([CF_GNAT_SIGINT],[
+AC_CACHE_CHECK(if GNAT supports SIGINT,cf_cv_gnat_sigint,[
+CF_GNAT_TRY_LINK([with Ada.Interrupts.Names;
+
+package ConfTest is
+
+ pragma Warnings (Off); -- the next pragma exists since 3.11p
+ pragma Unreserve_All_Interrupts;
+ pragma Warnings (On);
+
+ protected Process is
+ procedure Stop;
+ function Continue return Boolean;
+ pragma Attach_Handler (Stop, Ada.Interrupts.Names.SIGINT);
+ private
+ Done : Boolean := False;
+ end Process;
+
+end ConfTest;],
+[package body ConfTest is
+ protected body Process is
+ procedure Stop is
+ begin
+ Done := True;
+ end Stop;
+ function Continue return Boolean is
+ begin
+ return not Done;
+ end Continue;
+ end Process;
+end ConfTest;],
+ [cf_cv_gnat_sigint=yes],
+ [cf_cv_gnat_sigint=no])])
+
+if test $cf_cv_gnat_sigint = yes ; then
+ USE_GNAT_SIGINT=""
+else
+ USE_GNAT_SIGINT="#"
+fi
+AC_SUBST(USE_GNAT_SIGINT)
+])dnl
+dnl ---------------------------------------------------------------------------
dnl CF_GNAT_TRY_LINK version: 3 updated: 2011/03/19 14:47:45
dnl ----------------
dnl Verify that a test program compiles/links with GNAT.
esac
])dnl
dnl ---------------------------------------------------------------------------
-dnl CF_PKG_CONFIG version: 6 updated: 2011/04/17 06:36:21
+dnl CF_PKG_CONFIG version: 7 updated: 2011/04/29 04:53:22
dnl -------------
dnl Check for the package-config program, unless disabled by command-line.
AC_DEFUN([CF_PKG_CONFIG],
PKG_CONFIG=none
;;
yes) #(vi
- AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)
+ CF_ACVERSION_CHECK(2.52,
+ [AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)],
+ [AC_PATH_PROG(PKG_CONFIG, pkg-config, none)])
;;
*)
PKG_CONFIG=$withval
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