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[SCM] GNU Autoconf source repository branch, master, updated. v2.67-74-g
From: |
Eric Blake |
Subject: |
[SCM] GNU Autoconf source repository branch, master, updated. v2.67-74-gde858e7 |
Date: |
Mon, 20 Sep 2010 22:03:00 +0000 |
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- Log -----------------------------------------------------------------
commit de858e701fe75a7254ef708688ce8fec90945278
Author: Eric Blake <address@hidden>
Date: Mon Sep 20 15:00:28 2010 -0600
autom4te: don't filter out portions of location traces
* bin/autom4te.in (_m4_warn): Pass warnings through the channels
machinery as a single chunk, to avoid partial filtering.
* lib/m4sugar/m4sugar.m4 (_m4_warn): Document the conventions.
* tests/m4sugar.at (m4@&address@hidden): Enhance test to catch this.
Reported by Bruno Haible.
Signed-off-by: Eric Blake <address@hidden>
-----------------------------------------------------------------------
Summary of changes:
ChangeLog | 9 +++++++++
bin/autom4te.in | 7 +++++--
lib/m4sugar/m4sugar.m4 | 7 ++++---
tests/m4sugar.at | 26 ++++++++++++++++++--------
4 files changed, 36 insertions(+), 13 deletions(-)
diff --git a/ChangeLog b/ChangeLog
index 458343f..1b47a2c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,12 @@
+2010-09-20 Eric Blake <address@hidden>
+
+ autom4te: don't filter out portions of location traces
+ * bin/autom4te.in (_m4_warn): Pass warnings through the channels
+ machinery as a single chunk, to avoid partial filtering.
+ * lib/m4sugar/m4sugar.m4 (_m4_warn): Document the conventions.
+ * tests/m4sugar.at (m4@&address@hidden): Enhance test to catch this.
+ Reported by Bruno Haible.
+
2010-09-17 Eric Blake <address@hidden>
build: support autobuild
diff --git a/bin/autom4te.in b/bin/autom4te.in
index e1d40e3..e54aa08 100644
--- a/bin/autom4te.in
+++ b/bin/autom4te.in
@@ -1021,12 +1021,15 @@ for (split (/\n*$separator\n*/o, contents
("$tmp/warnings")))
# | input.as:2: bar is expanded from...
# | input.as:3: foo is expanded from...
# | input.as:5: the top level
+ # In particular, m4_warn guarantees that either $stackdump is empty, or
+ # it consists of lines where only the last line ends in "top level".
my ($cat, $loc, $msg, $stacktrace) = split ('::', $_, 4);
- msg $cat, $loc, "warning: $msg";
+ msg $cat, $loc, "warning: $msg",
+ partial => ($stacktrace =~ /top level$/) + 0;
for (split /\n/, $stacktrace)
{
my ($loc, $trace) = split (': ', $_, 2);
- msg $cat, $loc, $trace;
+ msg $cat, $loc, $trace, partial => ($trace !~ /top level$/) + 0;
}
}
diff --git a/lib/m4sugar/m4sugar.m4 b/lib/m4sugar/m4sugar.m4
index d440127..282cd79 100644
--- a/lib/m4sugar/m4sugar.m4
+++ b/lib/m4sugar/m4sugar.m4
@@ -231,11 +231,12 @@ m4_define([m4_assert],
## ------------- ##
-# _m4_warn(CATEGORY, MESSAGE, STACK-TRACE)
-# ----------------------------------------
+# _m4_warn(CATEGORY, MESSAGE, [STACK-TRACE])
+# ------------------------------------------
# Report a MESSAGE to the user if the CATEGORY of warnings is enabled.
# This is for traces only.
-# The STACK-TRACE is a \n-separated list of "LOCATION: MESSAGE".
+# If present, STACK-TRACE is a \n-separated list of "LOCATION: MESSAGE",
+# where the last line (and no other) ends with "the top level".
#
# Within m4, the macro is a no-op. This macro really matters
# when autom4te post-processes the trace output.
diff --git a/tests/m4sugar.at b/tests/m4sugar.at
index 900bc3b..f5182dc 100644
--- a/tests/m4sugar.at
+++ b/tests/m4sugar.at
@@ -245,15 +245,14 @@ AT_CLEANUP
AT_SETUP([m4@&address@hidden)
-# FIXME: For the time being we use -f to make sure we do issue the
-# warnings. But maybe autom4te should handle that by itself?
-
AT_DATA_M4SUGAR([script.4s],
[[m4_init
-m4_defun([cross_warning], [m4_warn([cross], [cross])])
+m4_defun([cross_warning], [m4_warn([cross], [cross])])
m4_divert([0])dnl
-m4_warn([obsolete], [obsolete])dnl
+m4_warn([obsolete], [obsolete])dnl
+cross_warning[]dnl
+m4_warn([syntax], [syntax])dnl
cross_warning[]dnl
m4_warn([syntax], [syntax])dnl
]])
@@ -261,27 +260,38 @@ m4_warn([syntax], [syntax])dnl
AT_CHECK_M4SUGAR([-o-], 0, [],
[script.4s:4: warning: prefer named diversions
script.4s:7: warning: syntax
+script.4s:9: warning: syntax
])
-AT_CHECK_M4SUGAR([-o- -Wall -f], 0, [],
+AT_CHECK_M4SUGAR([-o- -Wall], 0, [],
[script.4s:4: warning: prefer named diversions
script.4s:5: warning: obsolete
script.4s:6: warning: cross
script.4s:2: cross_warning is expanded from...
script.4s:6: the top level
script.4s:7: warning: syntax
+script.4s:8: warning: cross
+script.4s:2: cross_warning is expanded from...
+script.4s:8: the top level
+script.4s:9: warning: syntax
])
-AT_CHECK_M4SUGAR([-o- -Wnone,cross -f], 0, [],
+AT_CHECK_M4SUGAR([-o- -Wnone,cross], 0, [],
[script.4s:6: warning: cross
script.4s:2: cross_warning is expanded from...
script.4s:6: the top level
+script.4s:8: warning: cross
+script.4s:2: cross_warning is expanded from...
+script.4s:8: the top level
])
-AT_CHECK_M4SUGAR([-o- -Wnone,cross,error -f], 1, [],
+AT_CHECK_M4SUGAR([-o- -Wnone,cross,error], 1, [],
[[script.4s:6: warning: cross
script.4s:2: cross_warning is expanded from...
script.4s:6: the top level
+script.4s:8: warning: cross
+script.4s:2: cross_warning is expanded from...
+script.4s:8: the top level
]])
AT_CLEANUP
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