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[Automake-commit] [SCM] GNU Automake branch, master, updated. v1.11-864-
|
From: |
Stefano Lattarini |
|
Subject: |
[Automake-commit] [SCM] GNU Automake branch, master, updated. v1.11-864-g583daa1 |
|
Date: |
Mon, 20 Jun 2011 08:51:30 +0000 |
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- Log -----------------------------------------------------------------
-----------------------------------------------------------------------
Summary of changes:
ChangeLog | 67 ++++++++++++++++++++++++++++++++++
NEWS | 5 +++
THANKS | 1 +
doc/automake.texi | 76 ++++++++++++++++++++++-----------------
lib/Automake/Options.pm | 4 ++
lib/Automake/tests/Makefile.in | 31 +++++++++-------
lib/am/check.am | 46 ++++++++++++++----------
m4/protos.m4 | 2 +
tests/Makefile.am | 1 +
tests/Makefile.in | 32 ++++++++++-------
tests/ansi.test | 4 +-
tests/ansi10.test | 4 +-
tests/ansi2.test | 2 +-
tests/ansi2knr-deprecation.test | 69 +++++++++++++++++++++++++++++++++++
tests/ansi3.test | 4 +-
tests/ansi3b.test | 4 +-
tests/ansi4.test | 2 +-
tests/ansi5.test | 4 +-
tests/ansi6.test | 4 +-
tests/ansi7.test | 4 +-
tests/ansi8.test | 2 +-
tests/ansi9.test | 4 +-
tests/cxxansi.test | 2 +-
tests/libobj8.test | 2 +-
24 files changed, 277 insertions(+), 99 deletions(-)
create mode 100755 tests/ansi2knr-deprecation.test
diff --git a/ChangeLog b/ChangeLog
index e09b24a..8f03747 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,70 @@
+2011-06-20 Bert Wesarg <address@hidden> (tiny change)
+
+ check: don't use multi-line coloring for the report
+ "less -R" can't handle multi-line coloring as it is done for the
+ check reports of the serial and parallel testsuite, because of
+ performance reasons. Thus, color each line of the check report
+ by its own.
+ * lib/am/check.am (am__text_box): Accept colors for lines, and
+ color each line by its own.
+ [%?PARALLEL_TESTS%] $(TEST_SUITE_LOG): Let am__text_box handle
+ the line coloring.
+ [!%?PARALLEL_TESTS%] $(check-TESTS): Color each report line by
+ its own.
+ * THANKS: Update.
+
+2011-06-18 Stefano Lattarini <address@hidden>
+
+ docs: AM_DISTCHECK_CONFIGURE_FLAGS is for corner cases
+ * doc/automake.texi (Checking the Distribution): Explain that the
+ developers should take care of making their code buildable without
+ requiring any special configure options, so that in general
+ AM_DISTCHECK_CONFIGURE_FLAGS shouldn't be used. Give an example
+ of where its use is legitimate.
+ Suggestions from Ralf Wildenhues and Eric Blake.
+
+2011-06-14 Stefano Lattarini <address@hidden>
+
+ ansi2knr: deprecate, it will go away in the next major release
+ * doc/automake.texi: Loudly and repeatedly state that the old
+ de-ANSI-fication features are now deprecated and will be removed
+ in the next major Automake release. Other related adjustments.
+ * lib/Automake/Options.pm (_process_option_list ): Give a warning
+ in the `obsolete' category when the `ansi2knr' option is used.
+ * m4/protos.m4 (AM_C_PROTOTYPES): Deprecate this macro: a warning
+ in the `obsolete' category will be emitted it if is used.
+ * tests/ansi2knr-deprecation.test: New test.
+ * tests/Makefile.am (TESTS): Update.
+ * tests/ansi.test: Adjust, by calling autoconf and/or automake
+ with the `-Wno-obsolete' flag.
+ * tests/ansi10.test: Likewise.
+ * tests/ansi2.test: Likewise.
+ * tests/ansi3.test: Likewise.
+ * tests/ansi3b.test: Likewise.
+ * tests/ansi4.test: Likewise.
+ * tests/ansi5.test: Likewise.
+ * tests/ansi6.test: Likewise.
+ * tests/ansi7.test: Likewise.
+ * tests/ansi8.test: Likewise.
+ * tests/ansi9.test: Likewise.
+ * tests/cxxansi.test: Likewise.
+ * tests/libobj8.test: Likewise.
+ * NEWS: Update about the future planned backward-incompatibility
+ due to the removal of de-ANSI-fication feature.
+
+2011-06-19 Stefano Lattarini <address@hidden>
+
+ docs: primary/prefix combination "pkglib_PROGRAMS" is now invalid
+ * doc/automake.texi (Program Sources): pkglib_PROGRAMS is not a
+ valid combination anymore, so don't document it. Inconsistency
+ introduced in commit `v1.11-373-g9ca6326'.
+
+2011-06-19 Jim Meyering <address@hidden>
+
+ docs: replace obsolete @vindex entry with a useful one
+ * doc/automake.texi (Program Sources): Do not index obsolete
+ pkglib_PROGRAMS here. Do index pkglibexec_PROGRAMS.
+
2011-06-18 Stefano Lattarini <address@hidden>
tests: more checks on portable fd redirection in TESTS_ENVIRONMENT
diff --git a/NEWS b/NEWS
index bdf3556..35b223a 100644
--- a/NEWS
+++ b/NEWS
@@ -11,6 +11,11 @@ New in 1.11a:
- New `cscope' target to build a cscope database for the source tree.
+* WARNING: Future backward-incompatibilities!
+
+ - The Automake support for automatic de-ANSI-fication will be removed in
+ the next major Automake release (1.12).
+
* Miscellaneous changes:
- The `dist' and `dist-all' targets now can run compressors in parallel.
diff --git a/THANKS b/THANKS
index c3cc55c..4f8950a 100644
--- a/THANKS
+++ b/THANKS
@@ -37,6 +37,7 @@ Benoit Sigoure address@hidden
Bernard Giroud address@hidden
Bernard Urban address@hidden
Bernd Jendrissek address@hidden
+Bert Wesarg address@hidden
Bill Currie address@hidden
Bill Davidson address@hidden
Bill Fenner address@hidden
diff --git a/doc/automake.texi b/doc/automake.texi
index 7e84fdd..59ddcfd 100644
--- a/doc/automake.texi
+++ b/doc/automake.texi
@@ -232,7 +232,7 @@ Building Programs and Libraries
* Java Support:: Compiling Java sources
* Vala Support:: Compiling Vala sources
* Support for Other Languages:: Compiling other languages
-* ANSI:: Automatic de-ANSI-fication (obsolete)
+* ANSI:: Automatic de-ANSI-fication (deprecated, soon
to be removed)
* Dependencies:: Automatic dependency tracking
* EXEEXT:: Support for executable extensions
@@ -2237,8 +2237,9 @@ it more POSIX-like.
@item ansi2knr.c
@itemx ansi2knr.1
-These two files are used for de-ANSI-fication support (obsolete
address@hidden).
+These two files are used for de-ANSI-fication support (they are
+deprecated now, and @emph{will be removed} in the next major Automake
+release; @pxref{ANSI}).
@item compile
This is a wrapper for compilers that do not accept options @option{-c}
@@ -2462,20 +2463,8 @@ false.o: true.c
$(COMPILE) -DEXIT_CODE=1 -c true.c && mv true.o false.o
@end example
-Also, these explicit rules do not work if the obsolete de-ANSI-fication feature
-is used (@pxref{ANSI}). Supporting de-ANSI-fication requires a little
-more work:
-
address@hidden
-true_.o: true_.c false_.o
- $(COMPILE) -DEXIT_CODE=0 -c true_.c
-
-false_.o: true_.c
- $(COMPILE) -DEXIT_CODE=1 -c true_.c && mv true_.o false_.o
address@hidden example
-
As it turns out, there is also a much easier way to do this same task.
-Some of the above techniques are useful enough that we've kept the
+Some of the above technique is useful enough that we've kept the
example in the manual. However if you were to build @code{true} and
@code{false} in real life, you would probably use per-program
compilation flags, like so:
@@ -2491,10 +2480,9 @@ true_CPPFLAGS = -DEXIT_CODE=0
@end example
In this case Automake will cause @file{true.c} to be compiled twice,
-with different flags. De-ANSI-fication will work automatically. In
-this instance, the names of the object files would be chosen by
-automake; they would be @file{false-true.o} and @file{true-true.o}.
-(The name of the object files rarely matters.)
+with different flags. In this instance, the names of the object files
+would be chosen by automake; they would be @file{false-true.o} and
address@hidden (The name of the object files rarely matters.)
@node Invoking Automake
@@ -3048,8 +3036,8 @@ this way, e.g., @code{AC_PATH_XTRA} defines
@code{X_CFLAGS} and
if @code{AC_PATH_XTRA} is called.
@item AM_C_PROTOTYPES
-This is required when using the obsolete de-ANSI-fication feature; see
address@hidden
+This is required when using the deprecated de-ANSI-fication feature; see
address@hidden @emph{It will be removed} in the next major Automake release.
@item AM_CONDITIONAL
This introduces an Automake conditional (@pxref{Conditionals}).
@@ -4012,8 +4000,10 @@ Autoconf Manual}).
Check to see if function prototypes are understood by the compiler. If
so, define @samp{PROTOTYPES} and set the output variables @code{U} and
@code{ANSI2KNR} to the empty string. Otherwise, set @code{U} to
address@hidden and @code{ANSI2KNR} to @samp{./ansi2knr}. Automake uses these
-values to implement the obsolete de-ANSI-fication feature.
address@hidden and @code{ANSI2KNR} to @samp{./ansi2knr}. Automake used these
+values to implement the deprecated de-ANSI-fication feature; however,
+support for @emph{that feature will be removed} in the next major Automake
+release, and then @emph{these macros and variables will go away as well}.
@item AM_CONFIG_HEADER
@acindex AM_CONFIG_HEADER
@@ -4628,7 +4618,7 @@ to build programs and libraries.
* Java Support:: Compiling Java sources
* Vala Support:: Compiling Vala sources
* Support for Other Languages:: Compiling other languages
-* ANSI:: Automatic de-ANSI-fication (obsolete)
+* ANSI:: Automatic de-ANSI-fication (deprecated, soon
to be removed)
* Dependencies:: Automatic dependency tracking
* EXEEXT:: Support for executable extensions
@end menu
@@ -4659,14 +4649,14 @@ programs. Most of the comments about these also apply
to libraries
@vindex bin_PROGRAMS
@vindex sbin_PROGRAMS
@vindex libexec_PROGRAMS
address@hidden pkglib_PROGRAMS
address@hidden pkglibexec_PROGRAMS
@vindex noinst_PROGRAMS
@vindex check_PROGRAMS
In a directory containing source that gets built into a program (as
opposed to a library or a script), the @code{PROGRAMS} primary is used.
Programs can be installed in @code{bindir}, @code{sbindir},
address@hidden, @code{pkglibdir}, @code{pkglibexecdir}, or not at all
address@hidden, @code{pkglibexecdir}, or not at all
(@code{noinst_}). They can also be built only for @samp{make check}, in
which case the prefix is @samp{check_}.
@@ -6788,13 +6778,14 @@ suffix rule handling (@pxref{Suffixes}).
@node ANSI
address@hidden Automatic de-ANSI-fication
address@hidden Automatic de-ANSI-fication (deprecated, soon to be removed)
@cindex de-ANSI-fication, defined
-The features described in this section are obsolete; you should not
-used any of them in new code, and they may be withdrawn in future
-Automake releases.
address@hidden features described in this section are deprecated; you must
+not use any of them in new code, and remove their use from older but
+still maintained code: they will be withdrawn in the next major
+Automake release.}
When the C language was standardized in 1989, there was a long
transition period where package developers needed to worry about
@@ -8461,6 +8452,21 @@ to supply additional flags to @command{configure},
define them in the
provided there by defining the @code{DISTCHECK_CONFIGURE_FLAGS} variable,
on the command line when invoking @command{make}.
+Still, developers are encouraged to strive to make their code buildable
+without requiring any special configure option; thus, in general, you
+shouldn't define @code{AM_DISTCHECK_CONFIGURE_FLAGS}. However, there
+might be few scenarios in which the use of this variable is justified.
+GNU @command{m4} offers an example. GNU @command{m4} configures by
+default with its experimental and seldom used "changeword" feature
+disabled; so in its case it is useful to have @command{make distcheck}
+run configure with the @option{--with-changeword} option, to ensure that
+the code for changeword support still compiles correctly.
+GNU @command{m4} also employs the @code{AM_DISTCHECK_CONFIGURE_FLAGS}
+variable to stress-test the use of @option{--program-prefix=g}, since at
+one point the @command{m4} build system had a bug where @command{make
+installcheck} was wrongly assuming it could blindly test "@command{m4}",
+rather than the just-installed "@command{gm4}".
+
@trindex distcheck-hook
If the @code{distcheck-hook} rule is defined in your top-level
@file{Makefile.am}, then it will be invoked by @code{distcheck} after
@@ -9174,11 +9180,15 @@ implies options @option{readme-alpha} and
@option{check-news}.
@itemx @address@hidden/ansi2knr}
@cindex Option, @option{ansi2knr}
@opindex ansi2knr
-Turn on the obsolete de-ANSI-fication feature. @xref{ANSI}. If preceded by a
+Turn on the deprecated de-ANSI-fication feature (@xref{ANSI}). Note
+that that feature and this option @emph{will be removed} in the next
+major Automake release.
+
+If preceded by a
path, the generated @file{Makefile.in} will look in the specified
directory to find the @file{ansi2knr} program. The path should be a
relative path to another directory in the same distribution (Automake
-currently does not check this).
+does not check this).
@item @option{check-news}
@cindex Option, @option{check-news}
diff --git a/lib/Automake/Options.pm b/lib/Automake/Options.pm
index 778167a..e8765fd 100644
--- a/lib/Automake/Options.pm
+++ b/lib/Automake/Options.pm
@@ -269,6 +269,10 @@ sub _process_option_list (\%@)
}
elsif (/^(.*\/)?ansi2knr$/)
{
+ # This feature is deprecated, will be removed in the next
+ # Automake major release.
+ msg 'obsolete', $where,
+ "automatic de-ANSI-fication support is deprecated\n";
# An option like "../lib/ansi2knr" is allowed. With no
# path prefix, we assume the required programs are in this
# directory. We save the actual option for later.
diff --git a/lib/Automake/tests/Makefile.in b/lib/Automake/tests/Makefile.in
index 3274122..67a0747 100644
--- a/lib/Automake/tests/Makefile.in
+++ b/lib/Automake/tests/Makefile.in
@@ -111,15 +111,21 @@ am__base_list = \
am__rst_title = sed 's/.*/ & /;h;s/./=/g;p;x;p;g;p;s/.*//'
am__rst_section = sed 'p;s/./=/g;p;g'
# Put stdin (possibly several lines separated by ". ") in a box.
-am__text_box = $(AWK) '{ \
- n = split($$0, lines, "\\. "); max = 0; \
- for (i = 1; i <= n; ++i) \
- if (max < length(lines[i])) \
- max = length(lines[i]); \
- for (i = 0; i < max; ++i) line = line "="; \
- print line; \
- for (i = 1; i <= n; ++i) if (lines[i]) print lines[i];\
- print line; \
+# Prefix each line by 'col' and terminate each with 'std', for coloring.
+# Multi line coloring is problematic with "less -R", so we really need
+# to color each line individually.
+am__text_box = $(AWK) '{ \
+ n = split($$0, lines, "\\. "); max = 0; \
+ for (i = 1; i <= n; ++i) \
+ if (max < length(lines[i])) \
+ max = length(lines[i]); \
+ for (i = 0; i < max; ++i) \
+ line = line "="; \
+ print col line std; \
+ for (i = 1; i <= n; ++i) \
+ if (lines[i]) \
+ print col lines[i] std; \
+ print col line std; \
}'
# Solaris 10 'make', and several other traditional 'make' implementations,
# pass "-e" to $(SHELL), and POSIX 2008 even requires this. Work around it
@@ -420,12 +426,11 @@ $(TEST_SUITE_LOG): $(TEST_LOGS)
test x"$$VERBOSE" = x || $$exit || cat $(TEST_SUITE_LOG); \
$(am__tty_colors); \
if $$exit; then \
- echo $(ECHO_N) "$$grn$(ECHO_C)"; \
+ col="$$grn"; \
else \
- echo $(ECHO_N) "$$red$(ECHO_C)"; \
+ col="$$red"; \
fi; \
- echo "$$msg" | $(am__text_box); \
- echo $(ECHO_N) "$$std$(ECHO_C)"; \
+ echo "$$msg" | $(am__text_box) "col=$$col" "std=$$std"; \
$$exit
# Run all the tests.
diff --git a/lib/am/check.am b/lib/am/check.am
index 97ecb68..82ba7ce 100644
--- a/lib/am/check.am
+++ b/lib/am/check.am
@@ -75,15 +75,21 @@ am__rst_title = sed 's/.*/ &
/;h;s/./=/g;p;x;p;g;p;s/.*//'
am__rst_section = sed 'p;s/./=/g;p;g'
# Put stdin (possibly several lines separated by ". ") in a box.
-am__text_box = $(AWK) '{ \
- n = split($$0, lines, "\\. "); max = 0; \
- for (i = 1; i <= n; ++i) \
- if (max < length(lines[i])) \
- max = length(lines[i]); \
- for (i = 0; i < max; ++i) line = line "="; \
- print line; \
- for (i = 1; i <= n; ++i) if (lines[i]) print lines[i];\
- print line; \
+# Prefix each line by 'col' and terminate each with 'std', for coloring.
+# Multi line coloring is problematic with "less -R", so we really need
+# to color each line individually.
+am__text_box = $(AWK) '{ \
+ n = split($$0, lines, "\\. "); max = 0; \
+ for (i = 1; i <= n; ++i) \
+ if (max < length(lines[i])) \
+ max = length(lines[i]); \
+ for (i = 0; i < max; ++i) \
+ line = line "="; \
+ print col line std; \
+ for (i = 1; i <= n; ++i) \
+ if (lines[i]) \
+ print col lines[i] std; \
+ print col line std; \
}'
# Solaris 10 'make', and several other traditional 'make' implementations,
@@ -216,12 +222,11 @@ $(TEST_SUITE_LOG): $(TEST_LOGS)
test x"$$VERBOSE" = x || $$exit || cat $(TEST_SUITE_LOG); \
$(am__tty_colors); \
if $$exit; then \
- echo $(ECHO_N) "$$grn$(ECHO_C)"; \
+ col="$$grn"; \
else \
- echo $(ECHO_N) "$$red$(ECHO_C)"; \
+ col="$$red"; \
fi; \
- echo "$$msg" | $(am__text_box); \
- echo $(ECHO_N) "$$std$(ECHO_C)"; \
+ echo "$$msg" | $(am__text_box) "col=$$col" "std=$$std"; \
$$exit
RECHECK_LOGS = $(TEST_LOGS)
@@ -401,14 +406,17 @@ check-TESTS: $(TESTS)
fi; \
dashes=`echo "$$dashes" | sed s/./=/g`; \
if test "$$failed" -eq 0; then \
- echo "$$grn$$dashes"; \
+ col="$$grn"; \
else \
- echo "$$red$$dashes"; \
+ col="$$red"; \
fi; \
- echo "$$banner"; \
- test -z "$$skipped" || echo "$$skipped"; \
- test -z "$$report" || echo "$$report"; \
- echo "$$dashes$$std"; \
+## Multi line coloring is problematic with "less -R", so we really need
+## to color each line individually.
+ echo "$${col}$$dashes$${std}"; \
+ echo "$${col}$$banner$${std}"; \
+ test -z "$$skipped" || echo "$${col}$$skipped$${std}"; \
+ test -z "$$report" || echo "$${col}$$report$${std}"; \
+ echo "$${col}$$dashes$${std}"; \
test "$$failed" -eq 0; \
else :; fi
diff --git a/m4/protos.m4 b/m4/protos.m4
index 427193b..f710293 100644
--- a/m4/protos.m4
+++ b/m4/protos.m4
@@ -13,6 +13,8 @@
AC_DEFUN([AM_C_PROTOTYPES],
[AC_REQUIRE([AC_C_PROTOTYPES])
+AC_DIAGNOSE([obsolete],
+ [$0: automatic de-ANSI-fication support is deprecated])
if test "$ac_cv_prog_cc_stdc" != no; then
U= ANSI2KNR=
else
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 9e93fab..0ac3123 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -151,6 +151,7 @@ amopt.test \
amopts-location.test \
amopts-variable-expansion.test \
amsubst.test \
+ansi2knr-deprecation.test \
ansi.test \
ansi2.test \
ansi3.test \
diff --git a/tests/Makefile.in b/tests/Makefile.in
index e97fa38..46138b5 100644
--- a/tests/Makefile.in
+++ b/tests/Makefile.in
@@ -116,15 +116,21 @@ am__base_list = \
am__rst_title = sed 's/.*/ & /;h;s/./=/g;p;x;p;g;p;s/.*//'
am__rst_section = sed 'p;s/./=/g;p;g'
# Put stdin (possibly several lines separated by ". ") in a box.
-am__text_box = $(AWK) '{ \
- n = split($$0, lines, "\\. "); max = 0; \
- for (i = 1; i <= n; ++i) \
- if (max < length(lines[i])) \
- max = length(lines[i]); \
- for (i = 0; i < max; ++i) line = line "="; \
- print line; \
- for (i = 1; i <= n; ++i) if (lines[i]) print lines[i];\
- print line; \
+# Prefix each line by 'col' and terminate each with 'std', for coloring.
+# Multi line coloring is problematic with "less -R", so we really need
+# to color each line individually.
+am__text_box = $(AWK) '{ \
+ n = split($$0, lines, "\\. "); max = 0; \
+ for (i = 1; i <= n; ++i) \
+ if (max < length(lines[i])) \
+ max = length(lines[i]); \
+ for (i = 0; i < max; ++i) \
+ line = line "="; \
+ print col line std; \
+ for (i = 1; i <= n; ++i) \
+ if (lines[i]) \
+ print col lines[i] std; \
+ print col line std; \
}'
# Solaris 10 'make', and several other traditional 'make' implementations,
# pass "-e" to $(SHELL), and POSIX 2008 even requires this. Work around it
@@ -418,6 +424,7 @@ amopt.test \
amopts-location.test \
amopts-variable-expansion.test \
amsubst.test \
+ansi2knr-deprecation.test \
ansi.test \
ansi2.test \
ansi3.test \
@@ -1447,12 +1454,11 @@ $(TEST_SUITE_LOG): $(TEST_LOGS)
test x"$$VERBOSE" = x || $$exit || cat $(TEST_SUITE_LOG); \
$(am__tty_colors); \
if $$exit; then \
- echo $(ECHO_N) "$$grn$(ECHO_C)"; \
+ col="$$grn"; \
else \
- echo $(ECHO_N) "$$red$(ECHO_C)"; \
+ col="$$red"; \
fi; \
- echo "$$msg" | $(am__text_box); \
- echo $(ECHO_N) "$$std$(ECHO_C)"; \
+ echo "$$msg" | $(am__text_box) "col=$$col" "std=$$std"; \
$$exit
# Run all the tests.
diff --git a/tests/ansi.test b/tests/ansi.test
index 066337a..fa79a8c 100755
--- a/tests/ansi.test
+++ b/tests/ansi.test
@@ -40,8 +40,8 @@ END
: > ansi2knr.1
$ACLOCAL
-$AUTOCONF
-$AUTOMAKE
+$AUTOCONF -Wno-obsolete
+$AUTOMAKE -Wno-obsolete
./configure
diff --git a/tests/ansi10.test b/tests/ansi10.test
index eabe544..9334f09 100755
--- a/tests/ansi10.test
+++ b/tests/ansi10.test
@@ -53,8 +53,8 @@ main (int argc, char **argv)
END
$ACLOCAL
-$AUTOCONF
-$AUTOMAKE -a
+$AUTOCONF -Wno-obsolete
+$AUTOMAKE -Wno-obsolete -a
# Sanity check: make sure it's ok to set ac_cv_prog_cc_stdc as we do.
test `grep -c ac_cv_prog_cc_stdc configure` -gt 1
diff --git a/tests/ansi2.test b/tests/ansi2.test
index db6c64f..72bc758 100755
--- a/tests/ansi2.test
+++ b/tests/ansi2.test
@@ -33,6 +33,6 @@ END
: > ansi2knr.1
$ACLOCAL
-$AUTOMAKE
+$AUTOMAKE -Wno-obsolete
grep '^all[-a-z]*:.*ANSI2KNR' Makefile.in
diff --git a/tests/ansi2knr-deprecation.test b/tests/ansi2knr-deprecation.test
new file mode 100755
index 0000000..543d9c6
--- /dev/null
+++ b/tests/ansi2knr-deprecation.test
@@ -0,0 +1,69 @@
+#! /bin/sh
+# Copyright (C) 2011 Free Software Foundation, Inc.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, or (at your option)
+# any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+# Check that the use of automatic de-ANSI-fication feature is deprecated.
+# That feature will be removed in the next major Automake release.
+
+. ./defs || Exit 1
+
+set -e
+
+warn_rx='automatic de-ANSI-fication.*deprecated'
+
+cat >> configure.in <<'END'
+AC_PROG_CC
+AM_C_PROTOTYPES
+END
+
+$ACLOCAL
+
+$AUTOCONF -Wall -Werror -Wno-obsolete
+$AUTOCONF -Wnone -Wobsolete -Werror 2>stderr && { cat stderr >&2; Exit 1; }
+cat stderr >&2
+grep "^configure\\.in:5:.* AM_C_PROTOTYPES:.*$warn_rx" stderr
+
+sed '/AM_C_PROTOTYPES/d' configure.in > config.stub
+diff configure.in config.stub && fatal_ "failed to edit configure.in"
+rm -f configure.in
+
+cat > Makefile.stub <<'END'
+ANSI2KNR = :
+U =
+END
+
+for opt in ansi2knr lib/ansi2knr; do
+ # ansi2knr option in Makefile.am
+ cp config.stub configure.in
+ cp Makefile.stub Makefile.am
+ echo "AUTOMAKE_OPTIONS = $opt" >> Makefile.am
+ cat Makefile.am # For debugging.
+ $AUTOMAKE -Wno-obsolete
+ AUTOMAKE_fails
+ grep "^Makefile\.am:3:.*$warn_rx" stderr
+ AUTOMAKE_fails -Wnone -Wobsolete
+ grep "^Makefile\.am:3:.*$warn_rx" stderr
+ # ansi2knr option in configure.in
+ cp Makefile.stub Makefile.am
+ sed "s|^\\(AM_INIT_AUTOMAKE\\).*|\1([$opt])|" config.stub > configure.in
+ cat configure.in # For debugging.
+ $AUTOMAKE -Wno-obsolete
+ AUTOMAKE_fails
+ grep "^configure\.in:2:.*$warn_rx" stderr
+ AUTOMAKE_fails -Wnone -Wobsolete
+ grep "^configure\.in:2:.*$warn_rx" stderr
+done
+
+:
diff --git a/tests/ansi3.test b/tests/ansi3.test
index ba05d71..23d8194 100755
--- a/tests/ansi3.test
+++ b/tests/ansi3.test
@@ -49,8 +49,8 @@ export CFLAGS
# We use gcc and not gcc -traditional as the latter fails on some
# Linux boxes (Red Hat 5.1 in particular).
$ACLOCAL
-$AUTOCONF
-$AUTOMAKE -a 2>stderr || { cat stderr >&2; Exit 1; }
+$AUTOCONF -Wno-obsolete
+$AUTOMAKE -Wno-obsolete -a 2>stderr || { cat stderr >&2; Exit 1; }
cat stderr >&2
grep 'Makefile.am:1:.*ansi2knr\.c' stderr
CC='gcc' ./configure
diff --git a/tests/ansi3b.test b/tests/ansi3b.test
index 18bf628..5b8f472 100755
--- a/tests/ansi3b.test
+++ b/tests/ansi3b.test
@@ -50,8 +50,8 @@ export CFLAGS
# We use gcc and not gcc -traditional as the latter fails on some
# Linux boxes (Red Hat 5.1 in particular).
$ACLOCAL
-$AUTOCONF
-$AUTOMAKE -a 2>stderr || { cat stderr >&2; Exit 1; }
+$AUTOCONF -Wno-obsolete
+$AUTOMAKE -Wno-obsolete -a 2>stderr || { cat stderr >&2; Exit 1; }
cat stderr >&2
grep 'configure.in:2:.*ansi2knr\.1' stderr
CC='gcc' ./configure
diff --git a/tests/ansi4.test b/tests/ansi4.test
index cb2c162..014c308 100755
--- a/tests/ansi4.test
+++ b/tests/ansi4.test
@@ -35,6 +35,6 @@ END
: > hello.c
$ACLOCAL
-$AUTOMAKE
+$AUTOMAKE -Wno-obsolete
$FGREP 'ansi2knr.$(' Makefile.in
diff --git a/tests/ansi5.test b/tests/ansi5.test
index 09ffc50..c9c0d23 100755
--- a/tests/ansi5.test
+++ b/tests/ansi5.test
@@ -64,8 +64,8 @@ main (int argc, char *argv[])
END
$ACLOCAL
-$AUTOCONF
-$AUTOMAKE -a
+$AUTOCONF -Wno-obsolete
+$AUTOMAKE -Wno-obsolete -a
# Ignore user CFLAGS.
CFLAGS=
export CFLAGS
diff --git a/tests/ansi6.test b/tests/ansi6.test
index d6f637b..5b1eb0a 100755
--- a/tests/ansi6.test
+++ b/tests/ansi6.test
@@ -59,8 +59,8 @@ foo ()
END
$ACLOCAL
-$AUTOCONF
-$AUTOMAKE -a
+$AUTOCONF -Wno-obsolete
+$AUTOMAKE -Wno-obsolete -a
# Sanity check: make sure it's ok to set ac_cv_prog_cc_stdc as we do.
test `grep -c ac_cv_prog_cc_stdc configure` -gt 1
diff --git a/tests/ansi7.test b/tests/ansi7.test
index 02a768b..966a860 100755
--- a/tests/ansi7.test
+++ b/tests/ansi7.test
@@ -61,8 +61,8 @@ foo ()
END
$ACLOCAL
-$AUTOCONF
-$AUTOMAKE -a
+$AUTOCONF -Wno-obsolete
+$AUTOMAKE -Wno-obsolete -a
# Sanity check: make sure it's ok to set ac_cv_prog_cc_stdc as we do.
test `grep -c ac_cv_prog_cc_stdc configure` -gt 1
diff --git a/tests/ansi8.test b/tests/ansi8.test
index 04563e2..815a9ae 100755
--- a/tests/ansi8.test
+++ b/tests/ansi8.test
@@ -24,5 +24,5 @@ bin_PROGRAMS = hello
END
$ACLOCAL
-AUTOMAKE_fails -a
+AUTOMAKE_fails -Wno-obsolete -a
grep AM_C_PROTOTYPES stderr
diff --git a/tests/ansi9.test b/tests/ansi9.test
index 9023bf3..d1a1a0d 100755
--- a/tests/ansi9.test
+++ b/tests/ansi9.test
@@ -48,8 +48,8 @@ mkdir sub
cp loadavg.c sub/sub.c
$ACLOCAL
-$AUTOCONF
-$AUTOMAKE --add-missing -Wno-override
+$AUTOCONF -Wno-obsolete
+$AUTOMAKE --add-missing -Wno-override -Wno-obsolete
$FGREP 'loadavg-loadavg$U.o: loadavg$U.c' Makefile.in
# The following rule should not exist, because the
diff --git a/tests/cxxansi.test b/tests/cxxansi.test
index 150cc9e..49b4a7e 100755
--- a/tests/cxxansi.test
+++ b/tests/cxxansi.test
@@ -37,7 +37,7 @@ END
: > jane.C
$ACLOCAL
-$AUTOMAKE
+$AUTOMAKE -Wno-obsolete
$FGREP 'jane$U' Makefile.in && Exit 1
$FGREP 'doe$U' Makefile.in
diff --git a/tests/libobj8.test b/tests/libobj8.test
index 97c8403..0745f61 100755
--- a/tests/libobj8.test
+++ b/tests/libobj8.test
@@ -44,7 +44,7 @@ END
: > ansi2knr.c
$ACLOCAL
-$AUTOMAKE
+$AUTOMAKE -Wno-obsolete
$FGREP 'strsignal_.c:' Makefile.in
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