strerror_r-posix: Respect rules for use of AC_LIBOBJ.

[pspp] / ChangeLog

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+2011-05-24  Bruno Haible  <bruno@clisp.org>
+
+       strerror_r-posix: Respect rules for use of AC_LIBOBJ.
+       * m4/strerror_r.m4 (gl_FUNC_STRERROR_R): Move AC_LIBOBJ and
+       gl_PREREQ_STRERROR_R invocations from here...
+       * modules/strerror_r-posix (configure.ac): ... to here.
+
+2011-05-24  Eric Blake  <eblake@redhat.com>
+
+       strerror_r: fix missing header
+       * lib/strerror_r.c: Avoid compiler warning about snprintf.
+
+       strerror_r: fix AIX test failures
+       * lib/strerror_r.c (strerror_r): Convert silent truncation to
+       ERANGE failure.
+
+       strerror_r: fix Solaris test failures
+       * lib/strerror_r.c (strerror_r): Partially populate buf on ERANGE
+       failures.
+       * doc/posix-functions/strerror_r.texi (strerror_r): Document this.
+
+       strerror_r: enforce POSIX recommendations
+       * lib/strerror_r.c (safe_copy): New helper method.
+       (strerror_r): Guarantee a non-empty string.
+       * tests/test-strerror_r.c (main): Enhance tests to incorporate
+       recent POSIX rulings and to match our strerror guarantees.
+       * doc/posix-functions/strerror_r.texi (strerror_r): Document this.
+
 2011-05-24  Jim Meyering  <meyering@redhat.com>
 
        test-perror2.c: avoid warning about unused variable