1#! /bin/sh 2 3# Copyright (C) 2011-2023 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 $GNULIB_COMMIT_SHA1). 28# . The correct versions of the auto-tools that are used to 29# regenerate the various scripts and Makefiles are on the PATH. 30 31# The list of gnulib modules we are importing in GDB. 32IMPORTED_GNULIB_MODULES="\ 33 accept \ 34 alloca \ 35 bind \ 36 canonicalize-lgpl \ 37 chown \ 38 connect \ 39 count-one-bits \ 40 dirent \ 41 dirfd \ 42 errno \ 43 ffs \ 44 fnmatch-gnu \ 45 frexpl \ 46 gendocs \ 47 getcwd \ 48 getline \ 49 gettimeofday \ 50 gitlog-to-changelog \ 51 glob \ 52 inet_ntop 53 inttypes \ 54 lstat \ 55 limits-h \ 56 listen \ 57 memchr \ 58 memmem \ 59 mkdir \ 60 mkdtemp \ 61 mkostemp \ 62 netdb \ 63 pathmax \ 64 rawmemchr \ 65 readlink \ 66 rename \ 67 select \ 68 setenv \ 69 setsockopt \ 70 signal-h \ 71 socket \ 72 strchrnul \ 73 strerror_r-posix \ 74 strstr \ 75 strtok_r \ 76 sys_stat \ 77 sys_wait \ 78 time_r \ 79 unistd \ 80 unsetenv \ 81 update-copyright \ 82 wchar \ 83 wctype-h \ 84" 85 86# The gnulib commit ID to use for the update. 87GNULIB_COMMIT_SHA1="bd11400942d63de12371988dca8144925de9e2c3" 88 89# The expected version number for the various auto tools we will 90# use after the import. 91AUTOCONF_VERSION="2.69" 92AUTOMAKE_VERSION="1.15.1" 93ACLOCAL_VERSION="$AUTOMAKE_VERSION" 94 95if [ $# -ne 1 ]; then 96 echo "Error: Path to gnulib repository missing. Aborting." 97 echo "Usage: update-gnulib.sh <path-to-gnulib-repository>" 98 exit 1 99fi 100gnulib_prefix=$1 101 102gnulib_tool="$gnulib_prefix/gnulib-tool" 103 104# Verify that the gnulib directory does exist... 105if [ ! -f "$gnulib_tool" ]; then 106 echo "Error: Invalid gnulib directory. Cannot find gnulib tool" 107 echo " ($gnulib_tool)." 108 echo "Aborting." 109 exit 1 110fi 111 112# Verify that we have the right version of gnulib... 113gnulib_head_sha1=`cd $gnulib_prefix && git rev-parse HEAD` 114if [ "$gnulib_head_sha1" != "$GNULIB_COMMIT_SHA1" ]; then 115 echo "Error: Wrong version of gnulib: $gnulib_head_sha1" 116 echo " (we expected it to be $GNULIB_COMMIT_SHA1)" 117 echo "Aborting." 118 exit 1 119fi 120 121# Verify that we are in the correct directory. 122if [ ! -f ../gdb/main.c -o ! -d import ]; then 123 echo "Error: This script should be called from the gnulib subdirectory." 124 echo "Aborting." 125 exit 1 126fi 127 128# Verify that we have the correct version of autoconf. 129ver=`autoconf --version 2>&1 | head -1 | sed 's/.*) //'` 130if [ "$ver" != "$AUTOCONF_VERSION" ]; then 131 echo "Error: Wrong autoconf version ($ver), we need $AUTOCONF_VERSION." 132 echo "Aborting." 133 exit 1 134fi 135 136# Verify that we have the correct version of automake. 137ver=`automake --version 2>&1 | head -1 | sed 's/.*) //'` 138if [ "$ver" != "$AUTOMAKE_VERSION" ]; then 139 echo "Error: Wrong automake version ($ver), we need $AUTOMAKE_VERSION." 140 echo "Aborting." 141 exit 1 142fi 143 144# Verify that we have the correct version of aclocal. 145# 146# The grep below is needed because Perl >= 5.16 dumps a "called too 147# early to check prototype" warning when running aclocal 1.11.1. This 148# causes trouble below, because the warning is the first line output 149# by aclocal, resulting in: 150# 151# $ sh ./update-gnulib.sh ~/src/gnulib/src/ 152# Error: Wrong aclocal version: called too early to check prototype at /opt/automake-1.11.1/bin/aclocal line 617.. Aborting. 153# 154# Some distros carry an automake patch for that: 155# https://bugs.debian.org/cgi-bin/bugreport.cgi?msg=5;filename=aclocal-function-prototypes.debdiff;att=1;bug=752784 156# 157# But since we prefer pristine FSF versions of autotools, work around 158# the issue here. This can be removed later when we bump the required 159# automake version. 160# 161ver=`aclocal --version 2>&1 | grep -v "called too early to check prototype" | head -1 | sed 's/.*) //'` 162if [ "$ver" != "$ACLOCAL_VERSION" ]; then 163 echo "Error: Wrong aclocal version ($ver), we need $ACLOCAL_VERSION." 164 echo "Aborting." 165 exit 1 166fi 167 168# Update our gnulib import. 169$gnulib_prefix/gnulib-tool --import --dir=. --lib=libgnu \ 170 --source-base=import --m4-base=import/m4 --doc-base=doc \ 171 --tests-base=tests --aux-dir=import/extra \ 172 --no-conditional-dependencies --no-libtool --macro-prefix=gl \ 173 --no-vc-files \ 174 $IMPORTED_GNULIB_MODULES 175if [ $? -ne 0 ]; then 176 echo "Error: gnulib import failed. Aborting." 177 exit 1 178fi 179 180# Apply our local patches. 181apply_patches () 182{ 183 patch -p2 -f -i "$1" 184 if [ $? -ne 0 ]; then 185 echo "Failed to apply some patches. Aborting." 186 exit 1 187 fi 188} 189 190apply_patches "patches/0001-use-windows-stat" 191apply_patches "patches/0002-no-solaris-_gl_attribute_dealloc" 192 193# Regenerate all necessary files... 194aclocal && 195autoconf && 196autoheader && 197automake 198if [ $? -ne 0 ]; then 199 echo "Error: Failed to regenerate Makefiles and configure scripts." 200 exit 1 201fi 202