1 #!/bin/sh 2 # Copyright 2008 Google Inc. 3 # Authors: Craig Silverstein, Lincoln Smith 4 # 5 # Licensed under the Apache License, Version 2.0 (the "License"); 6 # you may not use this file except in compliance with the License. 7 # You may obtain a copy of the License at 8 # 9 # http://www.apache.org/licenses/LICENSE-2.0 10 # 11 # Unless required by applicable law or agreed to in writing, software 12 # distributed under the License is distributed on an "AS IS" BASIS, 13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 # See the License for the specific language governing permissions and 15 # limitations under the License. 16 # 17 # These are the files that this script might edit: 18 # aclocal.m4 configure Makefile.in src/config.h.in \ 19 # depcomp config.guess config.sub install-sh missing mkinstalldirs \ 20 # ltmain.sh 21 # 22 # Here's a command you can run to see what files aclocal will import: 23 # aclocal -I ../autoconf --output=- | sed -n 's/^m4_include..\([^]]*\).*/\1/p' 24 25 set -ex 26 rm -rf autom4te.cache 27 28 trap 'rm -f aclocal.m4.tmp' EXIT 29 30 # Use version 1.11 of aclocal and automake if available. 31 ACLOCAL=aclocal-1.11 32 if test -z `which "$ACLOCAL"`; then 33 ACLOCAL=aclocal 34 fi 35 36 AUTOMAKE=automake-1.11 37 if test -z `which "$AUTOMAKE"`; then 38 AUTOMAKE=automake 39 fi 40 41 # glibtoolize is used for Mac OS X 42 LIBTOOLIZE=libtoolize 43 if test -z `which "$LIBTOOLIZE"`; then 44 LIBTOOLIZE=glibtoolize 45 fi 46 47 # aclocal tries to overwrite aclocal.m4 even if the contents haven't 48 # changed, which is annoying when the file is not open for edit (in 49 # p4). We work around this by writing to a temp file and just 50 # updating the timestamp if the file hasn't change. 51 "$ACLOCAL" --force -I m4 -I gflags/m4 --output=aclocal.m4.tmp 52 if cmp aclocal.m4.tmp aclocal.m4; then 53 touch aclocal.m4 # pretend that we regenerated the file 54 rm -f aclocal.m4.tmp 55 else 56 mv aclocal.m4.tmp aclocal.m4 # we did set -e above, so we die if this fails 57 fi 58 59 grep -q LIBTOOL configure.ac && "$LIBTOOLIZE" -c -f 60 autoconf -f -W all,no-obsolete 61 autoheader -f -W all 62 "$AUTOMAKE" -a -c -f -W all 63 64 rm -rf autom4te.cache 65 exit 0 66
