3 # Copyright (C) 2011-2018 Free Software Foundation, Inc.
5 # This file is part of GDB.
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.
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.
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/>.
20 # Usage: update-gnulib.sh <path-to-gnulib-repository>
21 # Update our import of gnulib in the GDB source tree.
23 # This script assumes that it is being called from the gdb/gnulib
24 # subdirectory, and will verify this before proceeding.
26 # This script will also make a number of other verifications:
27 # . The gnulib version (it should match $GNULIB_COMMIT_SHA1).
28 # . The correct versions of the auto-tools that are used to
29 # regenerate the various scripts and Makefiles are on the PATH.
31 # The list of gnulib modules we are importing in GDB.
32 IMPORTED_GNULIB_MODULES
="\
67 # The gnulib commit ID to use for the update.
68 GNULIB_COMMIT_SHA1
="38237baf99386101934cd93278023aa4ae523ec0"
70 # The expected version number for the various auto tools we will
71 # use after the import.
72 AUTOCONF_VERSION
="2.69"
73 AUTOMAKE_VERSION
="1.15.1"
74 ACLOCAL_VERSION
="$AUTOMAKE_VERSION"
77 echo "Error: Path to gnulib repository missing. Aborting."
78 echo "Usage: update-gnulib.sh <path-to-gnulib-repository>"
83 gnulib_tool
="$gnulib_prefix/gnulib-tool"
85 # Verify that the gnulib directory does exist...
86 if [ ! -f "$gnulib_tool" ]; then
87 echo "Error: Invalid gnulib directory. Cannot find gnulib tool"
88 echo " ($gnulib_tool)."
93 # Verify that we have the right version of gnulib...
94 gnulib_head_sha1
=`cd $gnulib_prefix && git rev-parse HEAD`
95 if [ "$gnulib_head_sha1" != "$GNULIB_COMMIT_SHA1" ]; then
96 echo "Error: Wrong version of gnulib: $gnulib_head_sha1"
97 echo " (we expected it to be $GNULIB_COMMIT_SHA1)"
102 # Verify that we are in the gdb/ subdirectory.
103 if [ ! -f ..
/main.c
-o ! -d import
]; then
104 echo "Error: This script should be called from the gdb/gnulib subdirectory."
109 # Verify that we have the correct version of autoconf.
110 ver
=`autoconf --version 2>&1 | head -1 | sed 's/.*) //'`
111 if [ "$ver" != "$AUTOCONF_VERSION" ]; then
112 echo "Error: Wrong autoconf version ($ver), we need $AUTOCONF_VERSION."
117 # Verify that we have the correct version of automake.
118 ver
=`automake --version 2>&1 | head -1 | sed 's/.*) //'`
119 if [ "$ver" != "$AUTOMAKE_VERSION" ]; then
120 echo "Error: Wrong automake version ($ver), we need $AUTOMAKE_VERSION."
125 # Verify that we have the correct version of aclocal.
127 # The grep below is needed because Perl >= 5.16 dumps a "called too
128 # early to check prototype" warning when running aclocal 1.11.1. This
129 # causes trouble below, because the warning is the first line output
130 # by aclocal, resulting in:
132 # $ sh ./update-gnulib.sh ~/src/gnulib/src/
133 # Error: Wrong aclocal version: called too early to check prototype at /opt/automake-1.11.1/bin/aclocal line 617.. Aborting.
135 # Some distros carry an automake patch for that:
136 # https://bugs.debian.org/cgi-bin/bugreport.cgi?msg=5;filename=aclocal-function-prototypes.debdiff;att=1;bug=752784
138 # But since we prefer pristine FSF versions of autotools, work around
139 # the issue here. This can be removed later when we bump the required
142 ver
=`aclocal --version 2>&1 | grep -v "called too early to check prototype" | head -1 | sed 's/.*) //'`
143 if [ "$ver" != "$ACLOCAL_VERSION" ]; then
144 echo "Error: Wrong aclocal version ($ver), we need $ACLOCAL_VERSION."
149 # Update our gnulib import.
150 $gnulib_prefix/gnulib-tool
--import --dir=.
--lib=libgnu \
151 --source-base=import
--m4-base=import
/m4 --doc-base=doc \
152 --tests-base=tests
--aux-dir=import
/extra \
153 --no-conditional-dependencies --no-libtool --macro-prefix=gl \
155 $IMPORTED_GNULIB_MODULES
156 if [ $?
-ne 0 ]; then
157 echo "Error: gnulib import failed. Aborting."
161 # Regenerate all necessary files...
162 aclocal
-Iimport/m4 &&
166 if [ $?
-ne 0 ]; then
167 echo "Error: Failed to regenerate Makefiles and configure scripts."
171 # Update aclocal-m4-deps.mk
172 ACLOCAL_M4_DEPS_FILE
=aclocal-m4-deps.mk
173 cat > ${ACLOCAL_M4_DEPS_FILE}.tmp
<<EOF
174 # THIS FILE IS GENERATED. -*- buffer-read-only: t -*- vi :set ro:
176 $(find import/m4 -type f -name "*.m4" | LC_COLLATE=C sort | \
177 sed 's/^/ /; s/$/ \\/; $s/ \\//g')
180 ..
/..
/move-if-change
${ACLOCAL_M4_DEPS_FILE}.tmp
${ACLOCAL_M4_DEPS_FILE}
181 rm -f ${ACLOCAL_M4_DEPS_FILE}.tmp
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