Hash :
3562e384
Author :
Date :
2017-09-16T13:03:36
Prefer https: URLs In Gnulib, Emacs, etc. we are changing ftp: and http: URLs to use https:, to discourage man-in-the-middle attacks when downloading software. The attached patch propagates these changes upstream to Automake. This patch does not affect files that Automake is downstream of, which I'll patch separately. Althouth the resources are not secret, plain HTTP is vulnerable to malicious routers that tamper with responses from GNU servers, and this sort of thing is all too common when people in some other countries browse US-based websites. See, for example: Aceto G, Botta A, Pescapé A, Awan MF, Ahmad T, Qaisar S. Analyzing internet censorship in Pakistan. RTSI 2016. https://dx.doi.org/10.1109/RTSI.2016.7740626 HTTPS is not a complete solution here, but it can be a significant help. The GNU project regularly serves up code to users, so we should take some care here.
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#! /bin/sh
# Copyright (C) 1996-2017 Free Software Foundation, Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
# Test to make sure compiling Vala code really works with recursive make.
required="pkg-config valac gcc GNUmake"
. test-init.sh
mkdir src
cat >> 'configure.ac' << 'END'
AC_PROG_CC
AM_PROG_VALAC([0.7.0])
PKG_CHECK_MODULES([GOBJECT], [gobject-2.0 >= 2.4])
AC_CONFIG_FILES([src/Makefile])
AC_OUTPUT
END
cat > 'Makefile.am' <<'END'
SUBDIRS = src
END
cat > 'src/Makefile.am' <<'END'
bin_PROGRAMS = zardoz
zardoz_VALAFLAGS = -H zardoz.h
zardoz_CFLAGS = $(GOBJECT_CFLAGS)
zardoz_LDADD = $(GOBJECT_LIBS)
zardoz_SOURCES = zardoz.vala
END
cat > 'src/zardoz.vala' <<'END'
using GLib;
public class Zardoz {
public static void main () {
stdout.printf ("Zardoz!\n");
}
}
END
$ACLOCAL
$AUTOCONF
$AUTOMAKE -a
./configure
$MAKE
# Test rebuild rules.
rm -f src/zardoz.h
$MAKE -C src zardoz.h
test -f src/zardoz.h
rm -f src/zardoz.c
$MAKE -C src
test -f src/zardoz.c
echo am--error > src/zardoz.h
echo am--error > src/zardoz.c
$sleep
touch src/zardoz.vala
$MAKE
grep 'am--error' src/zardoz.[ch] && exit 1
# Check the distribution.
$MAKE distcheck
$MAKE distclean
# Tru a VPATH setup.
mkdir build
cd build
../configure
$MAKE
$MAKE distcheck
# Test rebuild rules from builddir.
rm -f ../src/zardoz.h
$MAKE -C src ../../src/zardoz.h
test -f ../src/zardoz.h
rm -f ../src/zardoz.c
$MAKE
grep 'Zardoz!' ../src/zardoz.c
$sleep
sed 's/Zardoz!/FooBar!/' ../src/zardoz.vala > t
mv -f t ../src/zardoz.vala
$MAKE
grep 'FooBar!' ../src/zardoz.c
grep 'Zardoz!' ../src/zardoz.c && exit 1
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