admin/merge-gnulib

   1 #! /bin/sh
   2 # Merge gnulib sources into Emacs sources.
   3 # Typical usage:
   4 #
   5 #       admin/merge-gnulib
   6
   7 # Copyright 2012-2017 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 <http://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 crypto/sha1 crypto/sha256 crypto/sha512
  33   diffseq dtoastr dtotimespec dup2 environ execinfo explicit_bzero faccessat
  34   fcntl fcntl-h fdatasync fdopendir
  35   filemode filevercmp flexmember fstatat fsync
  36   getloadavg getopt-gnu gettime gettimeofday gitlog-to-changelog
  37   ignore-value intprops largefile lstat
  38   manywarnings memrchr minmax mkostemp mktime nstrftime
  39   pipe2 pselect pthread_sigmask putenv qcopy-acl readlink readlinkat
  40   sig2str socklen stat-time std-gnu11 stdalign stddef stdio
  41   stpcpy strtoimax symlink sys_stat
  42   sys_time time time_r time_rz timegm timer-time timespec-add timespec-sub
  43   update-copyright unlocked-io utimens
  44   vla warnings
  45 '
  46
  47 AVOIDED_MODULES='
  48   close dup fchdir fstat
  49   malloc-posix msvc-inval msvc-nothrow
  50   open openat-die opendir raise
  51   save-cwd select setenv sigprocmask stat stdarg stdbool
  52   threadlib tzset unsetenv utime utime-h
  53 '
  54
  55 GNULIB_TOOL_FLAGS='
  56   --conditional-dependencies --import --no-changelog --no-vc-files
  57   --gnu-make
  58   --makefile-name=gnulib.mk.in
  59 '
  60
  61 # The source directory, with a trailing '/'.
  62 # If empty, the source directory is the working directory.
  63 src=$2
  64 case $src in
  65   */ | '') ;;
  66   *) src=$src/ ;;
  67 esac
  68
  69 # Gnulib's source directory.
  70 gnulib_srcdir=${1-$src../gnulib}
  71
  72 case $gnulib_srcdir in
  73   -*) src=- ;;
  74 esac
  75 case $src in
  76   -*)
  77     printf '%s\n' >&2 "$0: usage: $0 [GNULIB_SRCDIR [SRCDIR]]
  78
  79     SRCDIR is the Emacs source directory (default: working directory).
  80     GNULIB_SRCDIR is the Gnulib source directory (default: SRCDIR/../gnulib)."
  81     exit 1 ;;
  82 esac
  83
  84 test -x "$src"autogen.sh || {
  85   printf '%s\n' >&2 "$0: '${src:-.}' is not an Emacs source directory."
  86   exit 1
  87 }
  88
  89 test -d "$gnulib_srcdir" ||
  90 git clone -- "$GNULIB_URL" "$gnulib_srcdir" ||
  91 exit
  92
  93 test -x "$gnulib_srcdir"/gnulib-tool || {
  94   printf '%s\n' >&2 "$0: '$gnulib_srcdir' is not a Gnulib source directory."
  95   exit 1
  96 }
  97
  98 avoided_flags=
  99 for module in $AVOIDED_MODULES; do
 100   avoided_flags="$avoided_flags --avoid=$module"
 101 done
 102
 103 "$gnulib_srcdir"/gnulib-tool --dir="$src" $GNULIB_TOOL_FLAGS \
 104         $avoided_flags $GNULIB_MODULES &&
 105 rm -- "$src"lib/gl_openssl.h "$src"m4/fcntl-o.m4 \
 106       "$src"m4/gl-openssl.m4 \
 107       "$src"m4/gnulib-cache.m4 "$src"m4/gnulib-tool.m4 \
 108       "$src"m4/warn-on-use.m4 "$src"m4/wint_t.m4 &&
 109 cp -- "$gnulib_srcdir"/build-aux/texinfo.tex "$src"doc/misc &&
 110 cp -- "$gnulib_srcdir"/build-aux/config.guess \
 111       "$gnulib_srcdir"/build-aux/config.sub \
 112       "$gnulib_srcdir"/build-aux/install-sh \
 113       "$gnulib_srcdir"/build-aux/move-if-change \
 114    "$src"build-aux &&
 115 { test -z "$src" || cd "$src"; } &&
 116 ./autogen.sh