+2011-01-21 Paul Eggert <eggert@cs.ucla.edu>
+
+ gl_CHECK_NEXT_HEADERS implies AC_CHECK_HEADERS_ONCE
+ * m4/include_next.m4 (gl_CHECK_HEXT_HEADERS): Document this.
+ * m4/getopt.m4 (gl_GETOPT_CHECK_HEADERS): Don't bother to invoke
+ AC_CHECK_HEADERS_ONCE on a header that we also invoke
+ gl_CHECK_NEXT_HEADERS on, since the latter invokes the former.
+ * m4/netdb_h.m4 (gl_HEADER_NETDB): Likewise.
+ * m4/pthread.m4 (gl_PTHREAD_CHECK): Likewise.
+ * m4/sched_h.m4 (gl_SCHED_H): Likewise.
+ * m4/search_h.m4 (gl_SEARCH_H): Likewise.
+ * m4/spawn_h.m4 (gl_SPAWN_H): Likewise.
+ * m4/sys_file_h.m4 (gl_HEADER_SYS_FILE_H): Likewise.
+ * m4/sys_select_h.m4 (gl_HEADER_SYS_SELECT): Likewise.
+ * m4/sys_times_h.m4 (gl_SYS_TIMES_H): Likewise.
+ * m4/sys_utsname_h.m4 (gl_SYS_UTSNAME_H): Likewise.
+ * m4/termios_h.m4 (gl_TERMIOS_H): Likewise.
+ * m4/unistd_h.m4 (gl_UNISTD_H): Likewise.
+ * m4/wchar_h.m4 (gl_WCHAR_H): Likewise.
+ * m4/wctype_h.m4 (gl_WCTYPE_H): Likewise.
+
+2011-01-21 Eric Blake <eblake@redhat.com>
+
+ maintainer-makefile: work with older git for submodule check
+ * top/maint.mk (public-submodule-commit): Rewrite to avoid
+ merge-base --independent, which Ubuntu 10.04 git 1.7.0.4 lacks.
+ Reported by Matthias Bolte.
+
+ bootstrap: minor portability fixes
+ * build-aux/bootstrap (me): Use $me instead of $0 in functions.
+ (usage): Omit leading capital and trailing . on help phrases, per
+ GNU Coding Standards.
+ (check_versions, top level): Prefix messages with script name.
+
+2011-01-21 Benjamin Lindner <bjmldn@gmail.com> (tiny change)
+
+ bootstrap: support --no-git option
+ * build-aux/bootstrap: Add --no-git option, to be used when
+ --gnulib-srcdir points to the exact desired checkout.
+
+2011-01-21 Eric Blake <eblake@redhat.com>
+
+ strerror_r-posix: work with glibc 2.13
+ * lib/strerror_r.c (strerror_r): Fix return type.
+
+2011-01-21 Pádraig Brady <P@draigBrady.com>
+ Bruno Haible <bruno@clisp.org>
+
+ uN_strstr: New unit tests.
+ * modules/unistr/u8-strstr-tests: New file.
+ * modules/unistr/u16-strstr-tests: New file.
+ * modules/unistr/u32-strstr-tests: New file.
+ * tests/unistr/test-u-strstr.h: New file, based on tests/test-strstr.c.
+ * tests/unistr/test-u8-strstr.c: New file.
+ * tests/unistr/test-u16-strstr.c: New file.
+ * tests/unistr/test-u32-strstr.c: New file.
+
+2011-01-21 Pádraig Brady <P@draigBrady.com>
+ Bruno Haible <bruno@clisp.org>
+
+ Make uN_strstr functions O(n) worst-case.
+ * lib/unistr/u-strstr.h (FUNC): In the 8-bit case, use strstr. In the
+ 16-bit and 32-bit unit cases, use the unibyte algorithm from
+ lib/mbsstr.c.
+ * lib/unistr/u8-strstr.c: Include <string.h>.
+ (UNIT_IS_UINT8_T): New macro.
+ * lib/unistr/u16-strstr.c: Include malloca.h and str-kmp.h.
+ (U_STRLEN, U_STRNLEN): New macros.
+ * lib/unistr/u32-strstr.c: Include malloca.h and str-kmp.h.
+ (U_STRLEN, U_STRNLEN): New macros.
+ * modules/unistr/u8-strstr (Depends-on): Add strstr.
+ (configure.ac): Update required libunistring version.
+ * modules/unistr/u16-strstr (Files): Add lib/str-kmp.h.
+ (Depends-on): Add unistr/u16-strlen, unistr/u16-strnlen, stdbool,
+ malloca.
+ (configure.ac): Update required libunistring version.
+ * modules/unistr/u32-strstr (Files): Add lib/str-kmp.h.
+ (Depends-on): Add unistr/u32-strlen, unistr/u32-strnlen, stdbool,
+ malloca.
+ (configure.ac): Update required libunistring version.
+
2011-01-21 Pádraig Brady <P@draigBrady.com>
Bruno Haible <bruno@clisp.org>