[SCM] GNU Autoconf source repository branch, master, updated. v2.69-17-gb406df6

[Akim Demaille]

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- Log -----------------------------------------------------------------
commit b406df6adc6af9010f13d0c0fb43fa8ced8a5436
Author: Akim Demaille <***@lrde.epita.fr>
Date: Sun Jul 22 10:24:02 2012 +0200

doc: fix style issues in the display of macro optional arguments

* doc/autoconf.texi (@dvarv): New.
Use it where optional macro arguments default to other arguments.

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

Summary of changes:
doc/autoconf.texi | 18 +++++++++++++-----
1 files changed, 13 insertions(+), 5 deletions(-)

diff --git a/doc/autoconf.texi b/doc/autoconf.texi
index 927921c..c4ebe11 100644
--- a/doc/autoconf.texi
+++ b/doc/autoconf.texi
@@ -26,6 +26,14 @@
@r{[}@var{\varname\} = @samp{\default\}@r{]}
@end macro

+@c @dvarv(ARG, DEFAULT-VAR)
+@c ------------------------
+@c Same as @dvar{ARG, DEFAULT-VAR}, but with @var instead of @samp
+@c around DEFAULT-VAR.
+@macro dvarv{varname, default}
+@r{[}@var{\varname\} = @var{\default\}@r{]}@c
+@end macro
+
@c Handling the indexes with Texinfo yields several different problems.
@c
@c Because we want to drop out the AC_ part of the macro names in the
@@ -12436,7 +12444,7 @@ list_add_x([1], list)
@end example
@end defmac

-@defmac m4_map_args_pair (@var{macro}, @dvar{macro-end, macro}, @
+@defmac m4_map_args_pair (@var{macro}, @dvarv{macro-end, macro}, @
@var{arg}@dots{})
@msindex{map_args_pair}
For every pair of arguments @var{arg}, invoke @var{macro} with two
@@ -13016,7 +13024,7 @@ quadrigraphs can be used to work around this.
@end defmac

@defmac m4_text_wrap (@var{string}, @ovar{prefix}, @
- @dvar{prefix1, @var{prefix}}, @dvar{width, 79})
+ @dvarv{prefix1, prefix}, @dvar{width, 79})
@msindex{text_wrap}
Break @var{string} into a series of whitespace-separated words, then
output those words separated by spaces, and wrapping lines any time the
@@ -13795,9 +13803,9 @@ undefined if expansion of an indirect variable does not result in a
literal variable name.

@defmac AS_LITERAL_IF (@var{expression}, @ovar{if-literal}, @ovar{if-not}, @
- @dvar{if-simple-ref, @var{if-not}})
+ @dvarv{if-simple-ref, if-not})
@defmacx AS_LITERAL_WORD_IF (@var{expression}, @ovar{if-literal}, @
- @ovar{if-not}, @dvar{if-simple-ref, @var{if-not}})
+ @ovar{if-not}, @dvarv{if-simple-ref, if-not})
@asindex{LITERAL_IF}
@asindex{LITERAL_WORD_IF}
If the expansion of @var{expression} is definitely a shell literal,
@@ -25473,7 +25481,7 @@ hierarchy: the test suite ought to be shipped! See below for an example.
@item
Invoke @code{AC_CONFIG_TESTDIR} in your @file{configure.ac}.

-@defmac AC_CONFIG_TESTDIR (@var{directory}, @dvar{test-path, directory})
+@defmac AC_CONFIG_TESTDIR (@var{directory}, @dvarv{test-path, directory})
@acindex{CONFIG_TESTDIR}
An Autotest test suite is to be configured in @var{directory}. This
macro causes @file{@var{directory}/atconfig} to be created by


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