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-rw-r--r--manual/conf.texi9
1 files changed, 9 insertions, 0 deletions
diff --git a/manual/conf.texi b/manual/conf.texi
index 7eb8b36..c720063 100644
--- a/manual/conf.texi
+++ b/manual/conf.texi
@@ -1149,6 +1149,9 @@ typed ahead as input. @xref{I/O Queues}.
@deftypevr Macro int NAME_MAX
The uniform system limit (if any) for the length of a file name component, not
including the terminating null character.
+
+@strong{Portability Note:} On some systems, @theglibc{} defines
+@code{NAME_MAX}, but does not actually enforce this limit.
@end deftypevr
@comment limits.h
@@ -1157,6 +1160,9 @@ including the terminating null character.
The uniform system limit (if any) for the length of an entire file name (that
is, the argument given to system calls such as @code{open}), including the
terminating null character.
+
+@strong{Portability Note:} @Theglibc{} does not enforce this limit
+even if @code{PATH_MAX} is defined.
@end deftypevr
@cindex limits, pipe buffer size
@@ -1476,6 +1482,9 @@ Inquire about the value of @code{POSIX_REC_MIN_XFER_SIZE}.
Inquire about the value of @code{POSIX_REC_XFER_ALIGN}.
@end table
+@strong{Portability Note:} On some systems, @theglibc{} does not
+enforce @code{_PC_NAME_MAX} or @code{_PC_PATH_MAX} limits.
+
@node Utility Limits
@section Utility Program Capacity Limits