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changeset 5857:6a558a8763df

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[project @ 2006-06-13 16:43:44 by jwe]
author jwe
date Tue, 13 Jun 2006 16:43:44 +0000
parents a4dc99e71752
children 6bd94066d360
files ChangeLog configure.in
diffstat 2 files changed, 19 insertions(+), 5 deletions(-) [+]
line wrap: on
line diff
--- a/ChangeLog	Tue Jun 13 15:52:27 2006 +0000
+++ b/ChangeLog	Tue Jun 13 16:43:44 2006 +0000
@@ -1,3 +1,9 @@
+2006-06-13  John W. Eaton  <jwe@octave.org>
+
+	* configure.in (--enable-64): Include "(EXPERIMENTAL)" in help text.
+	Also set warn_64_bit if no suitable type for octave_idx_type is found.
+	If --enable-64 is specified, print warning in summary message.
+
 2006-06-12  John W. Eaton  <jwe@octave.org>
 
 	* aclocal.m4 (OCTAVE_CXX_BROKEN_REINTERPRET_CAST): New macro.
--- a/configure.in	Tue Jun 13 15:52:27 2006 +0000
+++ b/configure.in	Tue Jun 13 16:43:44 2006 +0000
@@ -29,7 +29,7 @@
 EXTERN_CXXFLAGS="$CXXFLAGS"
 
 AC_INIT
-AC_REVISION($Revision: 1.514 $)
+AC_REVISION($Revision: 1.515 $)
 AC_PREREQ(2.57)
 AC_CONFIG_SRCDIR([src/octave.cc])
 AC_CONFIG_HEADER(config.h)
@@ -143,7 +143,7 @@
 OCTAVE_IDX_TYPE=int
 AC_ARG_ENABLE(64,
   [AS_HELP_STRING([--enable-64],
-     [use 64-bit integer for array dimensions and indexing])],
+     [(EXPERIMENTAL) use 64-bit integers for array dimensions and indexing])],
   [if test "$enableval" = yes; then USE_64_BIT_IDX_T=true; fi], [])
 if $USE_64_BIT_IDX_T; then
   AC_CHECK_SIZEOF(void *)
@@ -156,7 +156,8 @@
       OCTAVE_IDX_TYPE=long
       AC_DEFINE(IDX_TYPE_LONG, 1, [Define to 1 if octave index type is long])
     else
-      AC_MSG_WARN([no suitable type found for octave_idx_type so disabling 64-bit features])    
+      warn_64_bit="no suitable type found for octave_idx_type so disabling 64-bit features"
+      AC_MSG_WARN($warn_64_bit)
       USE_64_BIT_IDX_T=false
     fi
   else
@@ -1918,8 +1919,15 @@
   warn_msg_printed=true
 fi
 
-if $warn_msg_printed; then
-  AC_MSG_NOTICE([])
+if $USE_64_BIT_IDX_T; then
+  AC_MSG_WARN([You used the EXPERIMENTAL --enable-64 option.])
+  AC_MSG_WARN([Are you sure that is what you want to do?])
+  AC_MSG_WARN([])
+  AC_MSG_WARN([You must ensure that the Fortran compiler generates])
+  AC_MSG_WARN([code with 8 byte signed INTEGER values, and that your])
+  AC_MSG_WARN([BLAS and LAPACK libraries are compiled to use 8 byte])
+  AC_MSG_WARN([signed integers for array indexing.])
+  warn_msg_printed=true
 fi
 
 ### End of configure.