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authorUlrich Drepper <drepper@redhat.com>2002-04-22 19:42:10 +0000
committerUlrich Drepper <drepper@redhat.com>2002-04-22 19:42:10 +0000
commitf89829da367a9fa87c63057b0a29324977733f6a (patch)
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(Output Conversion Syntax): Document how to use precision with the * precision.
Diffstat (limited to 'manual')
-rw-r--r--manual/stdio.texi15
1 files changed, 11 insertions, 4 deletions
diff --git a/manual/stdio.texi b/manual/stdio.texi
index da29f43..05ecab0 100644
--- a/manual/stdio.texi
+++ b/manual/stdio.texi
@@ -1618,9 +1618,16 @@ template string.
The conversion specifications in a @code{printf} template string have
the general form:
-@example
+@smallexample
% @r{[} @var{param-no} @r{$]} @var{flags} @var{width} @r{[} . @var{precision} @r{]} @var{type} @var{conversion}
-@end example
+@end smallexample
+
+@noindent
+or
+
+@smallexample
+% @r{[} @var{param-no} @r{$]} @var{flags} @var{width} . @r{*} @r{[} @var{param-no} @r{$]} @var{type} @var{conversion}
+@end smallexample
For example, in the conversion specifier @samp{%-10.8ld}, the @samp{-}
is a flag, @samp{10} specifies the field width, the precision is
@@ -1640,13 +1647,13 @@ formats in the order of appearance in the format string. But in some
situations (such as message translation) this is not desirable and this
extension allows an explicit parameter to be specified.
-The @var{param-no} part of the format must be an integer in the range of
+The @var{param-no} parts of the format must be integers in the range of
1 to the maximum number of arguments present to the function call. Some
implementations limit this number to a certainly upper bound. The exact
limit can be retrieved by the following constant.
@defvr Macro NL_ARGMAX
-The value of @code{ARGMAX} is the maximum value allowed for the
+The value of @code{NL_ARGMAX} is the maximum value allowed for the
specification of an positional parameter in a @code{printf} call. The
actual value in effect at runtime can be retrieved by using
@code{sysconf} using the @code{_SC_NL_ARGMAX} parameter @pxref{Sysconf