New file lib/ChangeLog, with entries moved from ChangeLog

2 files changed, 200 insertions, 126 deletions

diff --git a/ChangeLog b/ChangeLog
index 2a0dd14467..8b3c20ad7d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -9,15 +9,6 @@
 
 	* .bzrignore: Ignore globals.h and related stamp.
 
-2011-02-09  Paul Eggert  <[email protected]>
-
-	* lib/Makefile.in, lib/gnulib.mk: Regenerate.
-	This merges the following fix from gnulib:
-
-	2011-02-08  Bruno Haible  <[email protected]>
-
-	Split large sed scripts, for HP-UX sed.
-
 2011-02-08  Tom Tromey  <[email protected]>
 
 	* configure: Rebuild.
@@ -25,23 +16,12 @@
 
 2011-02-06  Paul Eggert  <[email protected]>
 
-	gnulib: allow multiple gnulib generated replacements to coexist
-	This defines a few preprocessor symbols that should not affect Emacs.
-	* lib/getopt.in.h, lib/time.in.h, lib/unistd.in.h: Regenerate
-	via "make sync-from-gnulib".
-
 	gnulib: undo previous change
 	The upstream _HEADERS change was backed out of gnulib (see the
 	same thread).  Stay in sync with gnulib.
 
 	gnulib: adjust to upstream _HEADERS change
-	* lib/Makefile.am (EXTRA_HEADERS, nodist_pkginclude_HEADERS):
-	New empty macros, to accommodate recent changes to gnulib.  See
-	<http://lists.gnu.org/archive/html/bug-gnulib/2011-02/msg00068.html>.
-	* c++defs.h, lib/Makefile.in, lib/ftoastr.h, lib/getopt.in.h:
-	* lib/gnulib.mk, lib/ignore-value.h, lib/stdbool.in.h, lib/stddef.in.h:
-	* lib/time.in.h, lib/unistd.in.h:
-	Regenerate.
+	* c++defs.h: Regenerate.
 
 2011-02-05  Paul Eggert  <[email protected]>
 
@@ -58,23 +38,13 @@
 
 	allow C code to suppress warnings about ignored return values
 	* Makefile.in (GNULIB_MODULES): Add ignore-value.
-	* configure, lib/Makefile.in, lib/gnulib.mk, m4/gl-comp.m4: Regenerate.
-	* lib/ignore-value.h: New file.
+	* configure, m4/gl-comp.m4: Regenerate.
 
 2011-01-31  Chong Yidong  <[email protected]>
 
 	* configure.in: Test existence of xaw3d library, not just the
 	header (Bug#7642).
 
-2011-01-31  Eli Zaretskii  <[email protected]>
-
-	* lib/makefile.w32-in (GNULIBOBJS): Add $(BLD)/strftime.$(O) and
-	$(BLD)/time_r.$(O).
-	($(BLD)/dtoastr.$(O)): Depend on $(EMACS_ROOT)/src/s/ms-w32.h and
-	$(EMACS_ROOT)/src/m/intel386.h.
-	($(BLD)/strftime.$(O)):
-	($(BLD)/time_r.$(O)): Define prerequisites.
-
 2011-01-31  Paul Eggert  <[email protected]>
 
 	src/emacs.c now gets version number from configure.in
@@ -89,10 +59,8 @@
 	* Makefile.in (GNULIB_MODULES): Add strftime.
 	* configure.in (AC_FUNC_STRFTIME, my_strftime): Remove; no longer
 	needed.
-	* aclocal.m4, configure, lib/Makefile.in, lib/gnulib.mk, m4/gl-comp.m4:
+	* aclocal.m4, configure, m4/gl-comp.m4:
 	Regenerate.
-	* lib/strftime.c, lib/strftime.h, lib/stdbool.in.h: New files,
-	imported from gnulib.
 	* m4/strftime.m4, m4/stdbool.m4, m4/tm_gmtoff.m4: Likewise.
 	This incorporates many changes from gnulib, including simpler
 	handling of multibyte formats, porting to mingw32 and other
@@ -105,65 +73,14 @@
 
 	* configure: Regenerate from the following.
 
-	2011-01-30  Paul Eggert  <[email protected]>
-
-	mktime: clarify long_int width checking
-	* lib/mktime.c (long_int_is_wide_enough): Move this assertion to
-	the top level, to make it clearer that the assumption about
-	long_int width is being checked.  See
-	<http://lists.gnu.org/archive/html/bug-gnulib/2011-01/msg00554.html>.
-
 	2011-01-29  Paul Eggert  <[email protected]>
 
 	TYPE_MAXIMUM: avoid theoretically undefined behavior
-	* lib/intprops.h (TYPE_MINIMUM, TYPE_MAXIMUM): Do not shift a
+	* m4/mktime.m4 (AC_FUNC_MKTIME): Do not shift a
 	negative number, which the C Standard says has undefined behavior.
 	In practice this is not a problem, but might as well do it by the book.
 	Reported by Rich Felker and Eric Blake; see
 	<http://lists.gnu.org/archive/html/bug-gnulib/2011-01/msg00493.html>.
-	* m4/mktime.m4 (AC_FUNC_MKTIME): Likewise.
-	* lib/mktime.c (TYPE_MAXIMUM): Redo slightly to match the others.
-
-	mktime: #undef mktime before #defining it
-	* lib/mktime.c (mktime) [DEBUG]: #undef mktime before #defining it.
-
-	mktime: systematically normalize tm_isdst comparisons
-	* lib/mktime.c (isdst_differ): New function.
-	(__mktime_internal): Use it systematically for all isdst comparisons.
-	This completes the fix for libc BZ #6723, and removes the need for
-	normalizing tm_isdst.  See
-	<http://sourceware.org/bugzilla/show_bug.cgi?id=6723>
-	(not_equal_tm) [DEBUG]: Use isdst_differ here, too.
-
-	mktime: fix some integer overflow issues and sidestep the rest
-
-	This was prompted by a bug report by Benjamin Lindner for MinGW
-	<http://lists.gnu.org/archive/html/bug-gnulib/2011-01/msg00472.html>.
-	His bug is due to signed integer overflow (0 - INT_MIN), and I
-	I scanned through mktime.c looking for other integer overflow
-	problems, fixing all the bugs I found.
-
-	Although the C Standard says the resulting code is still not safe
-	in the presence of integer overflow, in practice it should be good
-	enough for all real-world two's-complement implementations, except
-	for debugging environments that deliberately trap on integer
-	overflow (e.g., gcc -ftrapv).
-
-	* lib/mktime.c (WRAPV): New macro.
-	(SHR): Also check that long_int and time_t shift right in the
-	usual way, before using the fast-but-unportable method.
-	(TYPE_ONES_COMPLEMENT, TYPE_SIGNED_MAGNITUDE): Remove, no longer
-	used.  The code already assumed two's complement, so there's
-	no need to test for alternatives.  All uses removed.
-	(TYPE_MAXIMUM): Don't rely here on overflow behavior not defined by
-	the C standard.  Problem reported by Rich Felker in
-	<http://lists.gnu.org/archive/html/bug-gnulib/2011-01/msg00488.html>.
-	(twos_complement_arithmetic): Also check long_int and time_t.
-	(time_t_avg, time_t_add_ok, time_t_int_add_ok): New functions.
-	(guess_time_tm, ranged_convert, __mktime_internal): Use them.
-	(__mktime_internal): Avoid integer overflow with unary subtraction
-	in two instances where -1 - X is an adequate replacement for -X,
-	since the calculations are approximate.
 
 	2011-01-29  Eric Blake  <[email protected]>
 
@@ -172,21 +89,6 @@
 	type; behavior is still undefined but portable to all known targets.
 	Reported by Rich Felker.
 
-	2011-01-28  Paul Eggert  <[email protected]>
-
-	mktime: avoid problems on NetBSD 5 / i386
-	* lib/mktime.c (long_int): New type.  This works around a problem
-	on NetBSD 5 / i386, where 'long int' and 'int' are both 32 bits
-	but time_t is 64 bits, and where I expect the existing code is
-	wrong in some cases.
-	(leapyear, ydhms_diff, guess_time_tm, __mktime_internal): Use it.
-	(ydhms_diff): Bring back the compile-time check for wide-enough
-	year and yday.
-
-	mktime: fix misspelling in comment
-	* lib/mktime.c (__mktime_internal): Fix misspelling in comment.
-	This merges all recent glibc changes of importance.
-
 	2011-01-28  Ralf Wildenhues  <[email protected]>
 
 	move-if-change: cope with concurrent mv of identical file.
@@ -198,11 +100,6 @@
 	parallel builds.
 	Report from H.J. Lu against binutils in PR binutils/12283.
 
-2011-01-29  Eli Zaretskii  <[email protected]>
-
-	* lib/makefile.w32-in:
-	* lib/getopt_.h: New files.
-
 2011-01-28  Paul Eggert  <[email protected]>
 
 	improve fix for MS-DOS file name clash
@@ -222,7 +119,7 @@
 	it, it would also cause problems when extracting Emacs distribution
 	tarballs on MS-DOS hosts.
 	(ACLOCAL_INPUTS): Adjust to file renaming.
-	* aclocal.m4, configure, lib/Makefile.in, src/config.in: Regenerate.
+	* aclocal.m4, configure, src/config.in: Regenerate.
 	* config.guess, config.sub: Sync from gnulib.
 	* m4/gnulib-cache.m4: Remove from repository.
 	* m4/gl-comp.m4: Rename from m4/gnulib-comp.m4.
@@ -242,7 +139,7 @@
 	Remove HAVE_RAW_DECL_CHOWN etc. from config.h
 	* Makefile.in (sync-from-gnulib): Remove m4/warn-on-use.m4,
 	as it is no longer needed.
-	* aclocal.m4, configure, lib/Makefile.in, src/config.in: Regenerate.
+	* aclocal.m4, configure, src/config.in: Regenerate.
 	* configure.in: Invoke the new gnulib macro
 	gl_ASSERT_NO_GNULIB_POSIXCHECK, which removes the need for
 	warn-on-use.m4 and for the HAVE_RAW_DECL_* symbols in config.h.
@@ -336,17 +233,13 @@
 	host-dependent and are built as part of an ordinary 'make', and
 	should not be checked in.
 
-	* lib/Makefile.in: Regenerate.
-	* lib/COPYING: New file, a copy of COPYING.
-
 	* configure: Regenerate.
 	* configure.in (AC_USE_SYSTEM_EXTENSIONS): Remove: gnulib does this.
 
 	Regenerate.
-	* lib/getopt.c, lib/getopt.in.h, lib/getopt1.c, lib/getopt_int.h:
-	* lib/gettext.h, lib/unistd.in.h, m4/unistd_h.m4:
-	New files, copied from gnulib by gnulib-tool.
-	* aclocal.m4, configure, lib/Makefile.in, m4/getopt.m4:
+	* m4/unistd_h.m4:
+	New file, copied from gnulib by gnulib-tool.
+	* aclocal.m4, configure, m4/getopt.m4:
 	* m4/gnulib-cache.m4, m4/gnulib-comp.m4, src/config.in:
 	Regenerate.
 
@@ -359,15 +252,14 @@
 	getopt now, in lib.
 
 	Regenerate.
-	* arg-nonnull.h, c++defs.h, lib/mktime-internal.h, lib/mktime.c:
-	* lib/stddef.in.h, lib/time.h, lib/time.in.h, lib/time_r.c:
+	* arg-nonnull.h, c++defs.h:
 	* m4/extensions.m4, m4/include_next.m4, m4/mktime.m4:
 	* m4/multiarch.m4, m4/stddef_h.m4, m4/time_h.m4, m4/time_r.m4:
 	* m4/extensions.m4, m4/include_next.m4, m4/mktime.m4, m4/multiarch.m4:
 	* m4/stddef_h.m4, m4/time_h.m4, m4/time_r.m4, m4/warn-on-use.m4:
 	* m4/wchar_t.m4, warn-on-use.h:
 	New files, copied from gnulib by gnulib-tool.
-	* aclocal.m4, configure, lib/Makefile.in, lib/gnulib.mk:
+	* aclocal.m4, configure:
 	* m4/gnulib-cache.m4, m4/gnulib-comp.m4, src/config.in:
 	Regenerate.
 
@@ -384,11 +276,9 @@
 	and warn-on-use.h into the distribution.
 
 	Regenerate.
-	* lib/dtoastr.c, lib/ftoastr.c, lib/ftoastr.h, lib/intprops.h:
-	* lib/ldtoastr.c, m4/c-strtod.m4:
+	* m4/c-strtod.m4:
 	New files, copied from gnulib by gnulib-tool.
-	* lib/dummy.c: Remove.
-	* aclocal.m4, configure, lib/Makefile.in, lib/gnulib.mk:
+	* aclocal.m4, configure:
 	* m4/gnulib-cache.m4, m4/gnulib-comp.m4, src/config.in:
 	Regenerate.
 
@@ -396,8 +286,7 @@
 	* Makefile.in (GNULIB_MODULES): Add ftoastr.  Remove dummy.
 
 	Regenerate.
-	* aclocal.m4, compile, depcomp, lib/Makefile.in, lib/dummy.c:
-	* lib/gnulib.mk, m4/00gnulib.m4, m4/gnulib-cache.m4:
+	* aclocal.m4, compile, depcomp, m4/00gnulib.m4, m4/gnulib-cache.m4:
 	* m4/gnulib-common.m4, m4/gnulib-comp.m4, m4/gnulib-tool.m4, missing:
 	New files, generated automatically, with 'make sync-from-gnulib'
 	followed by 'make'.
@@ -426,7 +315,6 @@
 	AM_INIT_AUTOMAKE, AM_PROG_CC_C_O, gl_EARLY, and gl_INIT.  Output
 	lib/Makefile, too.  Use automake to build gnulib, as gnulib works
 	more conveniently with automake.
-	* lib/Makefile.am: New file.
 	* make-dist: Also put into the distribution aclocal.m4,
 	compile, depcomp, missing, and the files under lib/.
 
diff --git a/lib/ChangeLog b/lib/ChangeLog
new file mode 100644
index 0000000000..e1f2a1ccab
--- /dev/null
+++ b/lib/ChangeLog
@@ -0,0 +1,186 @@
+2011-02-09  Paul Eggert  <[email protected]>
+
+	* Makefile.in, gnulib.mk: Regenerate.
+	This merges the following fix from gnulib:
+
+	2011-02-08  Bruno Haible  <[email protected]>
+
+	Split large sed scripts, for HP-UX sed.
+
+2011-02-06  Paul Eggert  <[email protected]>
+
+	gnulib: allow multiple gnulib generated replacements to coexist
+	This defines a few preprocessor symbols that should not affect Emacs.
+	* getopt.in.h, time.in.h, unistd.in.h: Regenerate
+	via "make sync-from-gnulib".
+
+	gnulib: undo previous change
+	The upstream _HEADERS change was backed out of gnulib (see the
+	same thread).  Stay in sync with gnulib.
+
+	gnulib: adjust to upstream _HEADERS change
+	* Makefile.am (EXTRA_HEADERS, nodist_pkginclude_HEADERS):
+	New empty macros, to accommodate recent changes to gnulib.  See
+	<http://lists.gnu.org/archive/html/bug-gnu2011-02/msg00068.html>.
+	* Makefile.in, ftoastr.h, getopt.in.h:
+	* gnulib.mk, ignore-value.h, stdbool.in.h, stddef.in.h:
+	* time.in.h, unistd.in.h:
+	Regenerate.
+
+2011-02-03  Paul Eggert  <[email protected]>
+
+	allow C code to suppress warnings about ignored return values
+	* Makefile.in, gnulib.mk: Regenerate.
+	* ignore-value.h: New file.
+
+2011-01-31  Eli Zaretskii  <[email protected]>
+
+	* makefile.w32-in (GNULIBOBJS): Add $(BLD)/strftime.$(O) and
+	$(BLD)/time_r.$(O).
+	($(BLD)/dtoastr.$(O)): Depend on $(EMACS_ROOT)/src/s/ms-w32.h and
+	$(EMACS_ROOT)/src/m/intel386.h.
+	($(BLD)/strftime.$(O)):
+	($(BLD)/time_r.$(O)): Define prerequisites.
+
+2011-01-30  Paul Eggert  <[email protected]>
+
+	strftime: import from gnulib
+	* Makefile.in, gnulib.mk:
+	Regenerate.
+	* strftime.c, strftime.h, stdbool.in.h: New files,
+	imported from gnulib.
+	This incorporates many changes from gnulib, including simpler
+	handling of multibyte formats, porting to mingw32 and other
+	platforms, and support for higher-resolution time stamps.
+	Emacs does not yet use the higher-resolution interface.
+
+2011-01-30  Paul Eggert  <[email protected]>
+
+	gnulib: import mktime and move-if-change fixes from gnulib
+
+	* configure: Regenerate from the following.
+
+	2011-01-30  Paul Eggert  <[email protected]>
+
+	mktime: clarify long_int width checking
+	* mktime.c (long_int_is_wide_enough): Move this assertion to
+	the top level, to make it clearer that the assumption about
+	long_int width is being checked.  See
+	<http://lists.gnu.org/archive/html/bug-gnulib/2011-01/msg00554.html>.
+
+	2011-01-29  Paul Eggert  <[email protected]>
+
+	TYPE_MAXIMUM: avoid theoretically undefined behavior
+	* intprops.h (TYPE_MINIMUM, TYPE_MAXIMUM): Do not shift a
+	negative number, which the C Standard says has undefined behavior.
+	In practice this is not a problem, but might as well do it by the book.
+	Reported by Rich Felker and Eric Blake; see
+	<http://lists.gnu.org/archive/html/bug-gnulib/2011-01/msg00493.html>.
+	* mktime.c (TYPE_MAXIMUM): Redo slightly to match the others.
+
+	mktime: #undef mktime before #defining it
+	* mktime.c (mktime) [DEBUG]: #undef mktime before #defining it.
+
+	mktime: systematically normalize tm_isdst comparisons
+	* mktime.c (isdst_differ): New function.
+	(__mktime_internal): Use it systematically for all isdst comparisons.
+	This completes the fix for libc BZ #6723, and removes the need for
+	normalizing tm_isdst.  See
+	<http://sourceware.org/bugzilla/show_bug.cgi?id=6723>
+	(not_equal_tm) [DEBUG]: Use isdst_differ here, too.
+
+	mktime: fix some integer overflow issues and sidestep the rest
+
+	This was prompted by a bug report by Benjamin Lindner for MinGW
+	<http://lists.gnu.org/archive/html/bug-gnulib/2011-01/msg00472.html>.
+	His bug is due to signed integer overflow (0 - INT_MIN), and I
+	I scanned through mktime.c looking for other integer overflow
+	problems, fixing all the bugs I found.
+
+	Although the C Standard says the resulting code is still not safe
+	in the presence of integer overflow, in practice it should be good
+	enough for all real-world two's-complement implementations, except
+	for debugging environments that deliberately trap on integer
+	overflow (e.g., gcc -ftrapv).
+
+	* mktime.c (WRAPV): New macro.
+	(SHR): Also check that long_int and time_t shift right in the
+	usual way, before using the fast-but-unportable method.
+	(TYPE_ONES_COMPLEMENT, TYPE_SIGNED_MAGNITUDE): Remove, no longer
+	used.  The code already assumed two's complement, so there's
+	no need to test for alternatives.  All uses removed.
+	(TYPE_MAXIMUM): Don't rely here on overflow behavior not defined by
+	the C standard.  Problem reported by Rich Felker in
+	<http://lists.gnu.org/archive/html/bug-gnulib/2011-01/msg00488.html>.
+	(twos_complement_arithmetic): Also check long_int and time_t.
+	(time_t_avg, time_t_add_ok, time_t_int_add_ok): New functions.
+	(guess_time_tm, ranged_convert, __mktime_internal): Use them.
+	(__mktime_internal): Avoid integer overflow with unary subtraction
+	in two instances where -1 - X is an adequate replacement for -X,
+	since the calculations are approximate.
+
+	2011-01-28  Paul Eggert  <[email protected]>
+
+	mktime: avoid problems on NetBSD 5 / i386
+	* mktime.c (long_int): New type.  This works around a problem
+	on NetBSD 5 / i386, where 'long int' and 'int' are both 32 bits
+	but time_t is 64 bits, and where I expect the existing code is
+	wrong in some cases.
+	(leapyear, ydhms_diff, guess_time_tm, __mktime_internal): Use it.
+	(ydhms_diff): Bring back the compile-time check for wide-enough
+	year and yday.
+
+	mktime: fix misspelling in comment
+	* mktime.c (__mktime_internal): Fix misspelling in comment.
+	This merges all recent glibc changes of importance.
+
+2011-01-29  Eli Zaretskii  <[email protected]>
+
+	* makefile.w32-in:
+	* getopt_.h: New files.
+
+2011-01-27  Paul Eggert  <[email protected]>
+
+	fix two m4/gnulib-*.m4 file names that clashed under MS-DOS
+	* Makefile.in: Regenerate.
+
+2011-01-24  Paul Eggert  <[email protected]>
+
+	Remove HAVE_RAW_DECL_CHOWN etc. from config.h
+	* Makefile.in: Regenerate.
+
+2011-01-17  Paul Eggert  <[email protected]>
+
+	Makefile.in: tidy up the building of lib
+	* Makefile.in: Regenerate.
+	* COPYING: New file, a copy of COPYING.
+
+	Regenerate.
+	* getopt.c, getopt.in.h, getopt1.c, getopt_int.h:
+	* gettext.h, unistd.in.h:
+	New files, copied from gnulib by gnulib-tool.
+	* Makefile.in:
+	Regenerate.
+
+	Regenerate.
+	* mktime-internal.h, mktime.c:
+	* stddef.in.h, time.h, time.in.h, time_r.c:
+	New files, copied from gnulib by gnulib-tool.
+	* Makefile.in, gnulib.mk:
+	Regenerate.
+
+	Regenerate.
+	* dtoastr.c, ftoastr.c, ftoastr.h, intprops.h:
+	* ldtoastr.c:
+	New files, copied from gnulib by gnulib-tool.
+	* dummy.c: Remove.
+	* Makefile.in, gnulib.mk:
+	Regenerate.
+
+	Regenerate.
+	* Makefile.in, dummy.c, gnulib.mk:
+	New files, generated automatically, with 'make sync-from-gnulib'
+	followed by 'make'.
+
+	Automate syncing from gnulib.
+	* Makefile.am: New file.