+2009-11-22 Bruno Haible <bruno@clisp.org>
+
+ locale: Make locale_t available when possible.
+ * lib/locale.in.h: Include <xlocale.h> when it exists.
+ * m4/locale_h.m4 (gl_LOCALE_H): Check for <xlocale.h> and arrange to
+ replace <locale.h> if it does not define locale_t but <xlocale.h> does.
+ * modules/locale (Depends-on): Add extensions.
+ (Makefile.am): Also substitute HAVE_XLOCALE_H.
+ * doc/posix-headers/locale.texi: Document the problem with locale_t.
+
+2009-11-22 Bruno Haible <bruno@clisp.org>
+
+ Add comments.
+ * m4/dirent_h.m4 (gl_DIRENT_H): Add comment about gl_CHECK_NEXT_HEADERS
+ invocation.
+ * m4/iconv_h.m4 (gl_ICONV_H): Likewise.
+ * m4/spawn_h.m4 (gl_SPAWN_H): Likewise.
+ * m4/wchar.m4 (gl_WCHAR_H): Likewise.
+
+2009-11-22 Bruno Haible <bruno@clisp.org>
+
+ error: account for the possibility of freopen (stdout).
+ * lib/error.c: Include <unistd.h>.
+ (flush_stdout): New function, extracted from error and error_at_line.
+ Determine stdout's fd dynamically.
+ (error, error_at_line): Invoke flush_stdout.
+ * m4/error.m4 (gl_PREREQ_ERROR): Require AC_C_INLINE.
+ * modules/error (Depends-on): Add unistd.
+
+2009-11-22 Bruno Haible <bruno@clisp.org>
+
+ diffseq: Add comment.
+ * lib/diffseq.h (IF_LINT): Add comment about pitfall.
+
+2009-11-22 Jim Meyering <meyering@redhat.com>
+
+ c-stack: avoid defining an unused static function
+ * lib/c-stack.c (find_stack_direction): Do not define this function
+ when it will not be used.
+
+ diffseq: avoid spurious gcc warnings
+ * lib/diffseq.h (IF_LINT2): Define.
+ (compareseq): Use it to initialize two members of "part".
+ This avoids two used-uninitialized warnings.
+
+2009-11-21 Jim Meyering <meyering@redhat.com>
+
+ c-stack: avoid "ignoring return value of `write'" warning
+ * lib/c-stack.c: Include "ignore-value.h".
+ (die): Explicitly ignore each write return value.
+ * modules/c-stack (Depends-on): Add ignore-value.
+
+2009-11-21 Bruno Haible <bruno@clisp.org>
+
+ diffseq: reduce scope of variable 'best'.
+ * lib/diffseq.h (diag) [USE_HEURISTIC]: Reduce scope of 'best'
+ variable, earlier used for two different purposes.
+
+2009-11-21 Jim Meyering <meyering@redhat.com>
+
+ diffseq: remove useless assignment to "best"
+ * lib/diffseq.h (diag) [USE_HEURISTIC]: Remove useless "best = 0"
+ assignment. At that point "best" is already guaranteed to be zero.
+
+2009-11-20 Eric Blake <ebb9@byu.net>
+
+ build: mention ftp redirector in release announcements
+ * top/maint.mk (gnu_rel_host, url_dir_list): Provide defaults for
+ values that used to come from cfg.mk; mention FTP redirect URL.
+ * build-aux/announce-gen: Mention the mirror list.
+ Suggested by Karl Berry.
+
+ nanosleep: improve port to mingw
+ * lib/nanosleep.c (rpl_nanosleep): Reject invalid arguments.
+ * m4/nanosleep.m4 (gl_FUNC_NANOSLEEP): Incorporate LIBSOCKET into
+ LIB_NANOSLEEP, but only when needed.
+ * modules/select (Link): Document LIBSOCKET.
+ * m4/select.m4 (gl_FUNC_SELECT): Ensure LIBSOCKET is defined early
+ enough.
+
+ nanosleep: work around cygwin bug
+ * lib/nanosleep.c (rpl_nanosleep) [HAVE_BUG_BIG_NANOSLEEP]:
+ Fix logic bug when nanosleep fails. Work around cygwin 1.5.x
+ bug.
+ (getnow): Delete, not needed.
+ * m4/nanosleep.m4 (gl_FUNC_NANOSLEEP): No longer require
+ LIB_CLOCK_GETTIME.
+ * modules/nanosleep (Depends-on): Add intprops and verify. Drop
+ clock-time, gettime.
+ * doc/posix-functions/nanosleep.texi (nanosleep): Document the
+ bug.
+ * modules/nanosleep-tests: New test.
+ * tests/test-nanosleep.c: New file.
+
+ sleep: work around cygwin bug
+ * lib/sleep.c (rpl_sleep): Work around the bug.
+ * m4/sleep.m4 (gl_FUNC_SLEEP): Detect the bug.
+ (gl_PREREQ_SLEEP): Delete unused macro.
+ * modules/sleep (Depends-on): Add verify.
+ * m4/unistd_h.m4 (gl_UNISTD_H_DEFAULTS): Add default.
+ * modules/unistd (Makefile.am): Substitute witness.
+ * lib/unistd.in.h (sleep): Update prototype.
+ * doc/posix-functions/sleep.texi (sleep): Document the bug.
+ * tests/test-sleep.c (main) [HAVE_DECL_ALARM]: Test it.
+ * modules/sleep-tests (Depends-on): Check for alarm.
+
+2009-11-20 Jim Meyering <meyering@redhat.com>
+
+ maint.mk: improve sc_prohibit_magic_number_exit
+ * top/maint.mk (sc_prohibit_magic_number_exit): Tighten regexp
+ so it does not match uses like System.exit(1).
+ Add comments showing how to correct all offenders.
+
2009-11-19 Eric Blake <ebb9@byu.net>
+ xalloc-die-tests: add missing library
+ * modules/xalloc-die-tests (Makefile.am): Add LDADD line.
+
test-xvasprintf: silence compiler warnings
* tests/test-xvasprintf.c (test_xvasprintf, test_xasprintf): Mask
empty string from gcc.