admin/merge-gnulib

   1 #! /bin/sh
   2 # Merge gnulib sources into Emacs sources.
   3 # Typical usage:
   4 #
   5 #       admin/merge-gnulib
   6
   7 # Copyright 2012-2018 Free Software Foundation, Inc.
   8
   9 # This file is part of GNU Emacs.
  10
  11 # GNU Emacs is free software: you can redistribute it and/or modify
  12 # it under the terms of the GNU General Public License as published by
  13 # the Free Software Foundation, either version 3 of the License, or
  14 # (at your option) any later version.
  15
  16 # GNU Emacs is distributed in the hope that it will be useful,
  17 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  18 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19 # GNU General Public License for more details.
  20
  21 # You should have received a copy of the GNU General Public License
  22 # along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.
  23
  24 # written by Paul Eggert
  25
  26 GNULIB_URL=git://git.savannah.gnu.org/gnulib.git
  27
  28 GNULIB_MODULES='
  29   alloca-opt binary-io byteswap c-ctype c-strcase
  30   careadlinkat close-stream
  31   count-leading-zeros count-one-bits count-trailing-zeros
  32   crypto/md5-buffer crypto/sha1-buffer crypto/sha256-buffer crypto/sha512-buffer
  33   d-type diffseq dtoastr dtotimespec dup2
  34   environ execinfo explicit_bzero faccessat
  35   fcntl fcntl-h fdatasync fdopendir
  36   filemode filevercmp flexmember fpieee fstatat fsusage fsync
  37   getloadavg getopt-gnu gettime gettimeofday gitlog-to-changelog
  38   ieee754-h ignore-value intprops largefile lstat
  39   manywarnings memrchr minmax mkostemp mktime nstrftime
  40   pipe2 pselect pthread_sigmask putenv qcopy-acl readlink readlinkat regex
  41   sig2str socklen stat-time std-gnu11 stdalign stddef stdio
  42   stpcpy strtoimax symlink sys_stat sys_time
  43   tempname time time_r time_rz timegm timer-time timespec-add timespec-sub
  44   update-copyright unlocked-io utimens
  45   vla warnings
  46 '
  47
  48 AVOIDED_MODULES='
  49   btowc close dup fchdir fstat langinfo lock
  50   malloc-posix mbrtowc mbsinit msvc-inval msvc-nothrow nl_langinfo
  51   openat-die opendir raise
  52   save-cwd select setenv sigprocmask stat stdarg stdbool
  53   threadlib tzset unsetenv utime utime-h
  54   wchar wcrtomb wctype-h
  55 '
  56
  57 GNULIB_TOOL_FLAGS='
  58   --conditional-dependencies --import --no-changelog --no-vc-files
  59   --gnu-make
  60   --makefile-name=gnulib.mk.in
  61 '
  62
  63 # The source directory, with a trailing '/'.
  64 # If empty, the source directory is the working directory.
  65 src=$2
  66 case $src in
  67   */ | '') ;;
  68   *) src=$src/ ;;
  69 esac
  70
  71 # Gnulib's source directory.
  72 gnulib_srcdir=${1-$src../gnulib}
  73
  74 case $gnulib_srcdir in
  75   -*) src=- ;;
  76 esac
  77 case $src in
  78   -*)
  79     printf '%s\n' >&2 "$0: usage: $0 [GNULIB_SRCDIR [SRCDIR]]
  80
  81     SRCDIR is the Emacs source directory (default: working directory).
  82     GNULIB_SRCDIR is the Gnulib source directory (default: SRCDIR/../gnulib)."
  83     exit 1 ;;
  84 esac
  85
  86 test -x "$src"autogen.sh || {
  87   printf '%s\n' >&2 "$0: '${src:-.}' is not an Emacs source directory."
  88   exit 1
  89 }
  90
  91 test -d "$gnulib_srcdir" ||
  92 git clone -- "$GNULIB_URL" "$gnulib_srcdir" ||
  93 exit
  94
  95 test -x "$gnulib_srcdir"/gnulib-tool || {
  96   printf '%s\n' >&2 "$0: '$gnulib_srcdir' is not a Gnulib source directory."
  97   exit 1
  98 }
  99
 100 avoided_flags=
 101 for module in $AVOIDED_MODULES; do
 102   avoided_flags="$avoided_flags --avoid=$module"
 103 done
 104
 105 "$gnulib_srcdir"/gnulib-tool --dir="$src" $GNULIB_TOOL_FLAGS \
 106         $avoided_flags $GNULIB_MODULES &&
 107 rm -- "$src"lib/gl_openssl.h "$src"m4/fcntl-o.m4 \
 108       "$src"m4/gl-openssl.m4 \
 109       "$src"m4/gnulib-cache.m4 "$src"m4/gnulib-tool.m4 \
 110       "$src"m4/manywarnings-c++.m4 \
 111       "$src"m4/warn-on-use.m4 "$src"m4/wint_t.m4 &&
 112 cp -- "$gnulib_srcdir"/build-aux/texinfo.tex "$src"doc/misc &&
 113 cp -- "$gnulib_srcdir"/build-aux/config.guess \
 114       "$gnulib_srcdir"/build-aux/config.sub \
 115       "$gnulib_srcdir"/build-aux/install-sh \
 116       "$gnulib_srcdir"/build-aux/move-if-change \
 117    "$src"build-aux &&
 118 { test -z "$src" || cd "$src"; } &&
 119 ./autogen.sh