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authorUlrich Drepper <drepper@redhat.com>2001-11-26 21:45:33 +0000
committerUlrich Drepper <drepper@redhat.com>2001-11-26 21:45:33 +0000
commit05957bbd9027ee879c141fecb28cd7813ffdb466 (patch)
tree3cc211ff992f018b23d9b319a3637a13eedbff4f /manual
parent30f5deff34ae6466741678c23ae96d1a54171ca8 (diff)
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Document problems with other strptime implementations.
Diffstat (limited to 'manual')
-rw-r--r--manual/time.texi9
1 files changed, 8 insertions, 1 deletions
diff --git a/manual/time.texi b/manual/time.texi
index a128243d4d..eb5a36183e 100644
--- a/manual/time.texi
+++ b/manual/time.texi
@@ -1762,7 +1762,14 @@ A literal @samp{%} character.
 
 All other characters in the format string must have a matching character
 in the input string.  Exceptions are white spaces in the input string
-which can match zero or more white space characters in the format string.
+which can match zero or more whitespace characters in the format string.
+
+@strong{Portability Note:} The XPG standard advises applications to use
+at least one whitespace character (as specified by @code{isspace}) or
+other non-alphanumeric characters between any two conversion
+specifications.  The @w{GNU C Library} does not have this limitation but
+other libraries might have trouble parsing formats like
+@code{"%d%m%Y%H%M%S"}.
 
 The @code{strptime} function processes the input string from right to
 left.  Each of the three possible input elements (white space, literal,