| 1 | #! /bin/sh |
| 2 | |
| 3 | # Copyright (C) 2011-2016 Free Software Foundation, Inc. |
| 4 | # |
| 5 | # This file is part of GDB. |
| 6 | # |
| 7 | # This program is free software; you can redistribute it and/or modify |
| 8 | # it under the terms of the GNU General Public License as published by |
| 9 | # the Free Software Foundation; either version 3 of the License, or |
| 10 | # (at your option) any later version. |
| 11 | # |
| 12 | # This program is distributed in the hope that it will be useful, |
| 13 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | # GNU General Public License for more details. |
| 16 | # |
| 17 | # You should have received a copy of the GNU General Public License |
| 18 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 19 | |
| 20 | # Usage: update-gnulib.sh <path-to-gnulib-repository> |
| 21 | # Update our import of gnulib in the GDB source tree. |
| 22 | # |
| 23 | # This script assumes that it is being called from the gdb/gnulib |
| 24 | # subdirectory, and will verify this before proceeding. |
| 25 | # |
| 26 | # This script will also make a number of other verifications: |
| 27 | # . The gnulib version (it should match $GNULIB_COMMIT_SHA1). |
| 28 | # . The correct versions of the auto-tools that are used to |
| 29 | # regenerate the various scripts and Makefiles are on the PATH. |
| 30 | |
| 31 | # The list of gnulib modules we are importing in GDB. |
| 32 | IMPORTED_GNULIB_MODULES="\ |
| 33 | alloca \ |
| 34 | canonicalize-lgpl \ |
| 35 | dirent \ |
| 36 | dirfd \ |
| 37 | errno \ |
| 38 | fnmatch-gnu \ |
| 39 | frexpl \ |
| 40 | inttypes \ |
| 41 | lstat \ |
| 42 | memchr \ |
| 43 | memmem \ |
| 44 | pathmax \ |
| 45 | readlink \ |
| 46 | rename \ |
| 47 | signal-h \ |
| 48 | strstr \ |
| 49 | strtok_r \ |
| 50 | sys_stat \ |
| 51 | unistd \ |
| 52 | update-copyright \ |
| 53 | wchar \ |
| 54 | wctype-h \ |
| 55 | " |
| 56 | |
| 57 | # The gnulib commit ID to use for the update. |
| 58 | GNULIB_COMMIT_SHA1="1029a8112290f6eee9d7878a391c49db42c999bd" |
| 59 | |
| 60 | # The expected version number for the various auto tools we will |
| 61 | # use after the import. |
| 62 | AUTOCONF_VERSION="2.64" |
| 63 | AUTOMAKE_VERSION="1.11.1" |
| 64 | ACLOCAL_VERSION="$AUTOMAKE_VERSION" |
| 65 | |
| 66 | if [ $# -ne 1 ]; then |
| 67 | echo "Error: Path to gnulib repository missing. Aborting." |
| 68 | echo "Usage: update-gnulib.sh <path-to-gnulib-repository>" |
| 69 | exit 1 |
| 70 | fi |
| 71 | gnulib_prefix=$1 |
| 72 | |
| 73 | gnulib_tool="$gnulib_prefix/gnulib-tool" |
| 74 | |
| 75 | # Verify that the gnulib directory does exist... |
| 76 | if [ ! -f "$gnulib_tool" ]; then |
| 77 | echo "Error: Invalid gnulib directory. Cannot find gnulib tool" |
| 78 | echo " ($gnulib_tool)." |
| 79 | echo "Aborting." |
| 80 | exit 1 |
| 81 | fi |
| 82 | |
| 83 | # Verify that we have the right version of gnulib... |
| 84 | gnulib_head_sha1=`cd $gnulib_prefix && git rev-parse HEAD` |
| 85 | if [ "$gnulib_head_sha1" != "$GNULIB_COMMIT_SHA1" ]; then |
| 86 | echo "Error: Wrong version of gnulib: $gnulib_head_sha1" |
| 87 | echo " (we expected it to be $GNULIB_COMMIT_SHA1)" |
| 88 | echo "Aborting." |
| 89 | exit 1 |
| 90 | fi |
| 91 | |
| 92 | # Verify that we are in the gdb/ subdirectory. |
| 93 | if [ ! -f ../main.c -o ! -d import ]; then |
| 94 | echo "Error: This script should be called from the gdb/gnulib subdirectory." |
| 95 | echo "Aborting." |
| 96 | exit 1 |
| 97 | fi |
| 98 | |
| 99 | # Verify that we have the correct version of autoconf. |
| 100 | ver=`autoconf --version 2>&1 | head -1 | sed 's/.*) //'` |
| 101 | if [ "$ver" != "$AUTOCONF_VERSION" ]; then |
| 102 | echo "Error: Wrong autoconf version: $ver. Aborting." |
| 103 | exit 1 |
| 104 | fi |
| 105 | |
| 106 | # Verify that we have the correct version of automake. |
| 107 | ver=`automake --version 2>&1 | head -1 | sed 's/.*) //'` |
| 108 | if [ "$ver" != "$AUTOMAKE_VERSION" ]; then |
| 109 | echo "Error: Wrong automake version ($ver), we need $AUTOMAKE_VERSION." |
| 110 | echo "Aborting." |
| 111 | exit 1 |
| 112 | fi |
| 113 | |
| 114 | # Verify that we have the correct version of aclocal. |
| 115 | # |
| 116 | # The grep below is needed because Perl >= 5.16 dumps a "called too |
| 117 | # early to check prototype" warning when running aclocal 1.11.1. This |
| 118 | # causes trouble below, because the warning is the first line output |
| 119 | # by aclocal, resulting in: |
| 120 | # |
| 121 | # $ sh ./update-gnulib.sh ~/src/gnulib/src/ |
| 122 | # Error: Wrong aclocal version: called too early to check prototype at /opt/automake-1.11.1/bin/aclocal line 617.. Aborting. |
| 123 | # |
| 124 | # Some distros carry an automake patch for that: |
| 125 | # https://bugs.debian.org/cgi-bin/bugreport.cgi?msg=5;filename=aclocal-function-prototypes.debdiff;att=1;bug=752784 |
| 126 | # |
| 127 | # But since we prefer pristine FSF versions of autotools, work around |
| 128 | # the issue here. This can be removed later when we bump the required |
| 129 | # automake version. |
| 130 | # |
| 131 | ver=`aclocal --version 2>&1 | grep -v "called too early to check prototype" | head -1 | sed 's/.*) //'` |
| 132 | if [ "$ver" != "$ACLOCAL_VERSION" ]; then |
| 133 | echo "Error: Wrong aclocal version: $ver. Aborting." |
| 134 | exit 1 |
| 135 | fi |
| 136 | |
| 137 | # Update our gnulib import. |
| 138 | $gnulib_prefix/gnulib-tool --import --dir=. --lib=libgnu \ |
| 139 | --source-base=import --m4-base=import/m4 --doc-base=doc \ |
| 140 | --tests-base=tests --aux-dir=import/extra \ |
| 141 | --no-conditional-dependencies --no-libtool --macro-prefix=gl \ |
| 142 | --no-vc-files \ |
| 143 | $IMPORTED_GNULIB_MODULES |
| 144 | if [ $? -ne 0 ]; then |
| 145 | echo "Error: gnulib import failed. Aborting." |
| 146 | exit 1 |
| 147 | fi |
| 148 | |
| 149 | # Regenerate all necessary files... |
| 150 | aclocal -Iimport/m4 && |
| 151 | autoconf && |
| 152 | autoheader && |
| 153 | automake |
| 154 | if [ $? -ne 0 ]; then |
| 155 | echo "Error: Failed to regenerate Makefiles and configure scripts." |
| 156 | exit 1 |
| 157 | fi |
| 158 | |