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[SCM] GNU M4 source repository branch, branch-1.4, updated. v1.4.11-40-g
From: |
Eric Blake |
Subject: |
[SCM] GNU M4 source repository branch, branch-1.4, updated. v1.4.11-40-g349bbb7 |
Date: |
Thu, 21 Aug 2008 12:51:33 +0000 |
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http://git.sv.gnu.org/gitweb/?p=m4.git;a=commitdiff;h=349bbb7400ee079878cb5859ee850a2b34a74c40
The branch, branch-1.4 has been updated
via 349bbb7400ee079878cb5859ee850a2b34a74c40 (commit)
from 8eb84b42e32728a5abd8623012a9b95605ed0a35 (commit)
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- Log -----------------------------------------------------------------
commit 349bbb7400ee079878cb5859ee850a2b34a74c40
Author: Eric Blake <address@hidden>
Date: Thu Aug 21 06:50:50 2008 -0600
Fix crash with traced defn(undef), regression from 2007-08-09.
* src/builtin.c (m4_defn): Handle traced but undefined macros.
* doc/m4.texinfo (Trace): Test it.
* NEWS: Document it.
Signed-off-by: Eric Blake <address@hidden>
-----------------------------------------------------------------------
Summary of changes:
ChangeLog | 7 +++++++
doc/m4.texinfo | 4 +++-
src/builtin.c | 4 ++++
3 files changed, 14 insertions(+), 1 deletions(-)
diff --git a/ChangeLog b/ChangeLog
index 51b3165..8c55d2a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2008-08-21 Eric Blake <address@hidden>
+
+ Fix crash with traced defn(undef), regression from 2007-08-09.
+ * src/builtin.c (m4_defn): Handle traced but undefined macros.
+ * doc/m4.texinfo (Trace): Test it.
+ * NEWS: Document it.
+
2008-08-18 Eric Blake <address@hidden>
Fix crash with 'm4 -N9', regression from 2006-09-14.
diff --git a/doc/m4.texinfo b/doc/m4.texinfo
index d232c36..8ec4478 100644
--- a/doc/m4.texinfo
+++ b/doc/m4.texinfo
@@ -3553,6 +3553,8 @@ traceon(`foo')
@result{}
foo
@result{}foo
+defn(`foo')
address@hidden
define(`foo', `bar')
@result{}
foo
@@ -3563,7 +3565,7 @@ undefine(`foo')
ifdef(`foo', `yes', `no')
@result{}no
indir(`foo')
address@hidden:stdin:8: undefined macro `foo'
address@hidden:stdin:9: undefined macro `foo'
@result{}
define(`foo', `blah')
@result{}
diff --git a/src/builtin.c b/src/builtin.c
index 450b725..5ea886d 100644
--- a/src/builtin.c
+++ b/src/builtin.c
@@ -922,6 +922,10 @@ builtin `%s' requested by frozen file is not supported",
ARG (i)));
push_macro (b);
break;
+ case TOKEN_VOID:
+ /* Nothing to do for traced but undefined macro. */
+ break;
+
default:
M4ERROR ((warning_status, 0,
"INTERNAL ERROR: bad symbol type in m4_defn ()"));
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