docs: mention MacOS issue with WEXITSTATUS(constant)

* doc/posix-headers/sys_wait.texi (sys/wait.h): Document the
issue.
* doc/posix-headers/stdlib.texi (stdlib.h): Likewise.

Signed-off-by: Eric Blake <eblake@redhat.com>

diff --git a/ChangeLog b/ChangeLog
index 097e499..ffbb1c0 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,10 @@
 2010-09-15  Eric Blake  <eblake@redhat.com>
 
+       docs: mention MacOS issue with WEXITSTATUS(constant)
+       * doc/posix-headers/sys_wait.texi (sys/wait.h): Document the
+       issue.
+       * doc/posix-headers/stdlib.texi (stdlib.h): Likewise.
+
        strnlen: add tests
        * modules/strnlen-tests: New file.
        * tests/test-strnlen.c: Likewise.

diff --git a/doc/posix-headers/stdlib.texi b/doc/posix-headers/stdlib.texi
index b607438..e1d6aba 100644 (file)
--- a/doc/posix-headers/stdlib.texi
+++ b/doc/posix-headers/stdlib.texi
@@ -21,4 +21,8 @@ NetBSD 5.0
 
 Portability problems not fixed by Gnulib:
 @itemize
+@item
+System status macros such as @code{WEXITSTATUS} require an lvalue
+argument on some platforms.
+MacOS X 10.5.
 @end itemize

diff --git a/doc/posix-headers/sys_wait.texi b/doc/posix-headers/sys_wait.texi
index cb3fe2d..b1403e6 100644 (file)
--- a/doc/posix-headers/sys_wait.texi
+++ b/doc/posix-headers/sys_wait.texi
@@ -14,4 +14,8 @@ mingw.
 
 Portability problems not fixed by Gnulib:
 @itemize
+@item
+System status macros such as @code{WEXITSTATUS} require an lvalue
+argument on some platforms.
+MacOS X 10.5.
 @end itemize