Ensure that <features.h> is included before __GLIBC__ is tested.
[gnulib.git] / ChangeLog
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+2010-11-20  Bruno Haible  <bruno@clisp.org>
+
+       Ensure that <features.h> is included before __GLIBC__ is tested.
+       * lib/printf-parse.h: Include <features.h>.
+       * m4/vasnprintf.m4 (gl_PREREQ_PRINTF_PARSE): Require gl_FEATURES_H.
+       Reported by Mike Frysinger <vapier@gentoo.org>.
+
+       Ensure that <features.h> is included before __GLIBC__ is tested.
+       * lib/wchar.in.h: Include <features.h>.
+       * m4/wchar_h.m4 (gl_WCHAR_H): Require gl_FEATURES_H.
+       * modules/wchar (Makefile.am): Substitute HAVE_FEATURES_H.
+       Reported by Mike Frysinger <vapier@gentoo.org>.
+
+       Ensure that <features.h> is included before __GLIBC__ is tested.
+       * lib/arpa_inet.in.h: Include <features.h>.
+       * m4/arpa_inet_h.m4 (gl_HEADER_ARPA_INET): Require gl_FEATURES_H.
+       * modules/arpa_inet (Makefile.am): Substitute HAVE_FEATURES_H.
+       Reported by Mike Frysinger <vapier@gentoo.org>.
+
+       Ensure that <features.h> is included before __GLIBC__ is tested.
+       * build-aux/link-warning.h: Include <features.h>.
+       * modules/link-warning (configure.ac): Require gl_FEATURES_H.
+       (Makefile.am): Substitute HAVE_FEATURES_H into link-warning.h.
+       Reported by Mike Frysinger <vapier@gentoo.org>.
+
+       Ensure that <features.h> is included before __GLIBC__ is tested.
+       * m4/gnulib-common.m4 (gl_FEATURES_H): New macro.
+       Reported by Mike Frysinger <vapier@gentoo.org>.
+
+2010-11-20  Bruno Haible  <bruno@clisp.org>
+
+       memmem: Fix autoconf test.
+       * m4/memmem.m4 (gl_FUNC_MEMMEM): Test HAVE_DECL_MEMMEM, not HAVE_MEMMEM.
+
+2010-11-20  Bruno Haible  <bruno@clisp.org>
+
+       Port to uClibc.
+       * lib/relocatable.c (find_shared_library_fullname): Treat uClibc like
+       glibc.
+       * lib/strerror_r.c: Likewise.
+       * m4/arpa_inet_h.m4 (gl_HEADER_ARPA_INET): Likewise.
+       * m4/duplocale.m4 (gl_FUNC_DUPLOCALE): Likewise.
+       * m4/fsusage.m4 (gl_FILE_SYSTEM_USAGE): Likewise.
+       * m4/glibc21.m4 (gl_GLIBC21): Likewise.
+       * tests/test-sigaction.c (handler, main): Likewise.
+       * lib/localename.c (gl_locale_name_thread_unsafe, HAVE_LOCALE_NULL):
+       Treat uClibc like a non-glibc platform.
+       * lib/propername.c (proper_name_utf8): Likewise.
+       * lib/spawn.in.h: Likewise.
+       * lib/striconv.c (mem_cd_iconv, str_cd_iconv, str_iconv): Likewise.
+       * lib/striconveh.c (iconveh_open, iconv_carefully, iconv_carefully_1,
+       mem_cd_iconveh_internal): Likewise.
+       * lib/striconveha.c (mem_iconveha, str_iconveha): Likewise.
+       * lib/string.in.h (memchr, memrchr, rawmemchr, strchrnul, strpbrk,
+       strstr, strcasestr): Likewise.
+       * lib/unicodeio.c (unicode_to_mb): Likewise.
+       * m4/getdelim.m4 (gl_FUNC_GETDELIM): Likewise.
+       * m4/getline.m4 (gl_FUNC_GETLINE): Likewise.
+       * m4/glibc2.m4 (gt_GLIBC2): Likewise.
+       * m4/iconv_open.m4 (gl_FUNC_ICONV_OPEN): Likewise.
+       * m4/memmem.m4 (gl_FUNC_MEMMEM_SIMPLE, gl_FUNC_MEMMEM): Likewise.
+       * m4/printf.m4 (gl_PRINTF_DIRECTIVE_A): Likewise.
+       * m4/strcasestr.m4 (gl_FUNC_STRCASESTR_SIMPLE, gl_FUNC_STRCASESTR):
+       Likewise.
+       * m4/strstr.m4 (gl_FUNC_STRSTR_SIMPLE, gl_FUNC_STRSTR): Likewise.
+       * m4/strtod.m4 (gl_FUNC_STRTOD): Likewise.
+       * m4/sys_ioctl_h.m4 (gl_SYS_IOCTL_H): Likewise.
+       * m4/sys_select_h.m4 (gl_HEADER_SYS_SELECT): Likewise.
+       * m4/sys_socket_h.m4 (gl_HEADER_SYS_SOCKET): Likewise.
+       * m4/sys_times_h.m4 (gl_SYS_TIMES_H): Likewise.
+       * m4/unistd_h.m4 (gl_UNISTD_H): Likewise.
+       * m4/wchar_h.m4 (gl_WCHAR_H): Likewise.
+       * tests/test-getopt.h (OPTIND_MIN): Likewise.
+       * tests/test-striconveha.c (main): Likewise.
+       * doc/posix-functions/getdelim.texi: Mention an uClibc bug.
+       * doc/posix-functions/getline.texi: Likewise.
+       Reported by Mike Frysinger <vapier@gentoo.org>.
+
+2010-11-20  Bruno Haible  <bruno@clisp.org>
+
+       nproc: Fix condition.
+       * lib/nproc.c: Test HAVE_PTHREAD_GETAFFINITY_NP, not
+       HAVE_PTHREAD_AFFINITY_NP.
+
+2010-11-20  Bruno Haible  <bruno@clisp.org>
+
+       Fix a comment.
+       * lib/vasnprintf.c (VASNPRINTF): Fix comment.
+
+2010-11-19  Paul Eggert  <eggert@cs.ucla.edu>
+
+       ftoastr: don't assume snprintf
+       * lib/ftoastr.c (snprintf) [! GNULIB_SNPRINTF_POSIX]:
+       Implement a subset of snprintf here, by using sprintf safely.
+       * modules/ftoastr (Depends-on): Remove snprintf.
+
+2010-11-19  Jim Meyering  <meyering@redhat.com>
+
+       test-rename.h: fix compilation failure
+       * tests/test-rename.h (test_rename): Add omitted "}".
+
+2010-11-17  Jim Meyering  <meyering@redhat.com>
+
+       maint.mk: add a URL discussing the no-@acronym policy
+       * top/maint.mk (sc_texinfo_acronym): Add a URL in a comment.
+
+2010-11-18  Paul Eggert  <eggert@cs.ucla.edu>
+
+       ftoastr: depend on snprintf, improve comments
+       * lib/ftoastr.c: Also mention Loitsch's draft.
+       * lib/ftoastr.h: Require WIDTH to be nonnegative.  This isn't
+       needed in the current implementation, but it might simplify
+       speeding up the code later.
+       * modules/ftoastr: Depend on snprintf; this improves portability.
+       Suggested by Bruno Haible in the same email.
+
+       ftoastr: port to hosts lacking strtof and strtold
+       Problem reported by Bruno Haible in
+       <http://lists.gnu.org/archive/html/bug-gnulib/2010-11/msg00242.html>.
+       * lib/ftoastr.c (STRTOF): Define to strtod if in a pre-C99
+       environment and strtold (and presumably strtof) are not available.
+       * modules/ftoastr (Files): Add m4/c-strtod.m4.
+       (configure.ac): Require gl_C99_STRTOLD.
+
+2010-11-18  Bruno Haible  <bruno@clisp.org>
+
+       c-strtold: Avoid link error on AIX 7.
+       * lib/c-strtod.c: Test also HAVE_STRTOD_L or HAVE_STRTOLD_L.
+       * m4/c-strtod.m4 (gl_C_STRTOD): Test whether strtod_l exists.
+       (gl_C_STRTOLD): Test whether strtold_l exists.
+       Reported by Albert Chin <bug-gnulib@mlists.thewrittenword.com>.
+
+2010-11-17  Paul Eggert  <eggert@cs.ucla.edu>
+
+       intprops: new macro INT_BITS_STRLEN_BOUND
+       * lib/intprops.h (INT_BITS_STRLEN_BOUND): New macro, needed by
+       ftoastr.h.  This exposes an internal of intprops.h that was formerly
+       not exposed.  Also, it uses a slightly tighter bound than before;
+       though this makes no practical difference, we might as well be as
+       tight as we easily can.
+
+       ftoastr: new module, for lossless conversion of floats to short strings
+       * lib/ftoastr.h, lib/ftoastr.c, lib/dtoastr.c, lib/ldtoastr.c:
+       * modules/ftoastr: New files.
+
+2010-11-15  Paul Eggert  <eggert@cs.ucla.edu>
+
+       bootstrap: port to Solaris sed
+       * build-aux/bootstrap (get_version): Port to Solaris sed.
+       See Ralf Wildenhues's note in
+       <http://lists.gnu.org/archive/html/bug-gnulib/2010-11/msg00156.html>.
+
+2010-11-14  Jim Meyering  <meyering@redhat.com>
+
+       maint.mk: rename variable: s/noteworthy/gl_noteworthy_news_/
+       * top/maint.mk (gl_noteworthy_news_): Rename from "noteworthy"
+       and move definition closer to sole use.
+
+2010-11-13  Jim Meyering  <meyering@redhat.com>
+
+       remove autoconf-2.57 work-around requiring AC_PROG_EGREP and AC_PROG_CPP
+       Now we require at least autoconf-2.59, which means the work-around
+       is no longer needed.
+       * m4/alloca.m4 (gl_FUNC_ALLOCA): Remove work-around.
+       * m4/dirfd.m4 (gl_FUNC_DIRFD): Likewise.
+       * m4/mmap-anon.m4 (gl_FUNC_MMAP_ANON): Likewise.
+       * m4/strtoimax.m4 (gl_FUNC_STRTOIMAX): Likewise.
+       * m4/strtoumax.m4 (gl_FUNC_STRTOUMAX): Likewise.
+
+2010-11-13  Bruno Haible  <bruno@clisp.org>
+
+       rename, renameat: Avoid test failures at NFS mounted locations.
+       * tests/test-rename.h (dentry_exists, assert_nonexistent): New
+       functions.
+       (test_rename): Use assert_nonexistent.
+       * tests/test-rename.c: Include <dirent.h>.
+       * tests/test-renameat.c: Likewise.
+       Reported by Gary V. Vaughan <gary@gnu.org>.
+
+       rename, renameat: Document Linux bug with NFS
+       <http://lists.gnu.org/archive/html/bug-gnulib/2010-11/msg00154.html>.
+       * doc/posix-functions/rename.texi: Mention the NFS bug on Linux.
+       * doc/posix-functions/renameat.texi: Likewise.
+       Suggested by Eric Blake.
+
+2010-11-13  Bruno Haible  <bruno@clisp.org>
+
+       rename test: Add comments.
+       * tests/test-rename.h (test_rename): Add structure and comments.
+
+2010-11-13  Eric Blake  <eblake@redhat.com>
+
+       maintainer-makefile: cover a few more files
+       * top/maint.mk (sc_prohibit_test_double_equal): Also cover shell
+       scripts generated within C files, for libvirt.
+
+2010-11-13  Bruno Haible  <bruno@clisp.org>
+
+       unistr/u8-mbtouc: Improve handling of ill-formed UTF-8 input.
+       * lib/unistr/u8-mbtouc.c (u8_mbtouc): For an invalid multibyte
+       character, return the number of bytes that belong together, not always
+       1.
+       * lib/unistr/u8-mbtouc-unsafe.c (u8_mbtouc_unsafe): Likewise.
+       * lib/unistr/u8-mbtouc-aux.c (u8_mbtouc_aux): Likewise.
+       * lib/unistr/u8-mbtouc-unsafe-aux.c (u8_mbtouc_unsafe_aux): Likewise.
+       * lib/unistr/u8-mbsnlen.c (u8_mbsnlen): Use u8_mbtouc to determine the
+       number of bytes of an invalid character.
+       * tests/unistr/test-u8-mbtouc.c (test_safe_function): New function.
+       (main): Invoke it.
+       * tests/unistr/test-u8-mbtouc.h (test_function): Update two test
+       results.
+       * tests/unistr/test-u8-mbsnlen.c (main): Test various kinds of
+       malformed byte sequences.
+       * modules/unistr/u8-mbtouc (configure.ac): Bump version number.
+       * modules/unistr/u8-mbtouc-unsafe (configure.ac): Likewise.
+       * modules/unistr/u8-mbsnlen (configure.ac): Likewise.
+       Reported by Ben Pfaff and Paolo Bonzini.
+
+2010-11-13  Bruno Haible  <bruno@clisp.org>
+
+       openat: Work around glibc bug with fchownat() and empty file names.
+       * m4/openat.m4 (gl_FUNC_FCHOWNAT_EMPTY_FILENAME_BUG): New macro.
+       (gl_FUNC_FCHOWNAT): Invoke it.
+       * lib/fchownat.c (rpl_fchownat): Handle the empty file name specially.
+       * doc/posix-functions/fchownat.texi: Document the glibc bug.
+       Reported by Gary V. Vaughan <gary@gnu.org>.
+
+2010-11-13  Bruno Haible  <bruno@clisp.org>
+
+       openat: Ensure autoconf macro ordering.
+       * m4/openat.m4 (gl_FUNC_FCHOWNAT_DEREF_BUG): Require
+       gl_USE_SYSTEM_EXTENSIONS.
+       (gl_FUNC_FCHOWNAT): Require gl_UNISTD_H_DEFAULTS.
+
+2010-11-13  Bruno Haible  <bruno@clisp.org>
+
+       Update comments.
+       * lib/unistr/u8-check.c: Update file name in comments.
+       * lib/unistr/u8-mblen.c: Likewise.
+       * lib/unistr/u8-prev.c: Likewise.
+       * lib/unistr/u8-strmblen.c: Likewise.
+       * lib/unistr/u8-strmbtouc.c: Likewise.
+
 2010-11-13  Jim Meyering  <meyering@redhat.com>
 
        tests: avoid test failure on Solaris 10 due to lack of PATH export