[SCM] GNU Autoconf source repository branch, master, updated. v2.65-88-g7f65b3b

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- Log -----------------------------------------------------------------
commit 7f65b3b009f562ac0e6e7d84b41d93d12744037b
Author: Ralf Wildenhues <[email protected]>
Date:   Tue Jun 15 05:36:19 2010 +0200

    Avoid texinfo bug with backslashes in macro arguments.
    
    * doc/autoconf.texi (Text processing Macros)
    (Common Shell Constructs): Do not use @dvar with backslashes.

-----------------------------------------------------------------------

Summary of changes:
 ChangeLog         |    6 ++++++
 doc/autoconf.texi |    6 ++++--
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 4e75a76..c5c751f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2010-06-15  Ralf Wildenhues  <[email protected]>
+
+	Avoid texinfo bug with backslashes in macro arguments.
+	* doc/autoconf.texi (Text processing Macros)
+	(Common Shell Constructs): Do not use @dvar with backslashes.
+
 2010-06-14  Eric Blake  <[email protected]>
 
 	Make CONFIG_SITE handling more robust.
diff --git a/doc/autoconf.texi b/doc/autoconf.texi
index 42469db..6d6555c 100644
--- a/doc/autoconf.texi
+++ b/doc/autoconf.texi
@@ -12488,7 +12488,8 @@ Backslash-escape all characters in @var{string} that are active in
 regexps.
 @end defmac
 
-@defmac m4_split (@var{string}, @dvar{regexp, [\t ]+})
+@c We cannot use @dvar because the macro expansion mistreats backslashes.
+@defmac m4_split (@var{string}, @r{[}@var{regexp} = @samp{[\t ]+}@r{]})
 @msindex{split}
 Split @var{string} into an M4 list of elements quoted by @samp{[} and
 @samp{]}, while keeping white space at the beginning and at the end.
@@ -13110,7 +13111,8 @@ for portability, should not include more than one newline.  The bytes of
 Redirections can be placed outside the macro invocation.
 @end defmac
 
-@defmac AS_ESCAPE (@var{string}, @dvar{chars, `\"$})
+@c We cannot use @dvar because the macro expansion mistreats backslashes.
+@defmac AS_ESCAPE (@var{string}, @r{[}@var{chars} = @samp{`\"$}@r{]})
 @asindex{ESCAPE}
 Expands to @var{string}, with any characters in @var{chars} escaped with
 a backslash (@samp{\}).  @var{chars} should be at most four bytes long,


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