Mention a couple of restrictions of c_strtod.

diff --git a/ChangeLog b/ChangeLog
index 630048bc7fc8bd98820b2a776556f1c3cde9c237..8ebd4aabfa1da9663d330234376f8366eaf456e1 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2009-01-20  Michael Gold  <mgold@ncf.ca>  (tiny change)
+
+       * doc/c-strtod.texi: Mention a couple of restrictions.
+
 2009-01-20  Jim Meyering  <meyering@redhat.com>
 
        gettimeofday: move more declarations out of functions

diff --git a/doc/c-strtod.texi b/doc/c-strtod.texi
index a2082e7dc3cb310feed7bc9504f464e85ce1d37c..486b6e0b69d3e4fdf220877a6c02c04556c56e71 100644 (file)
--- a/doc/c-strtod.texi
+++ b/doc/c-strtod.texi
@@ -1,6 +1,6 @@
 @c Documentation of gnulib module 'c-strtod'.
 
-@c Copyright (C) 2008 Free Software Foundation, Inc.
+@c Copyright (C) 2008-2009 Free Software Foundation, Inc.
 
 @c Permission is granted to copy, distribute and/or modify this document
 @c under the terms of the GNU Free Documentation License, Version 1.3 or
@@ -20,4 +20,9 @@ extern double c_strtod (const char *string, char **endp);
 @end smallexample
 
 In particular, only a period @samp{.} is accepted as decimal point, even
-when the current locale's notion of decimal point is a comma @samp{,}.
+when the current locale's notion of decimal point is a comma @samp{,},
+and no characters outside the basic character set are accepted.
+
+This function aborts via @code{xalloc_die} if it cannot allocate memory.
+On platforms without @code{strtod_l}, it is not safe for use in
+multi-threaded applications since it calls @code{setlocale}.