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) 2001-2017 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 of basic assembly functionality.
# Keep this in sync with sister tests 'asm2.sh' and 'asm3.sh'.
. test-init.sh
mv configure.ac configure.stub
cat > Makefile.am << 'END'
noinst_PROGRAMS = maude
maude_SOURCES = maude.s
END
echo '*** Try 1 -- should fail because we need CC and CCAS ***'
cat configure.stub - > configure.ac << 'END'
AC_SUBST([CCASFLAGS])
AC_OUTPUT
END
$ACLOCAL
AUTOMAKE_fails
grep '[Aa]ssembler source.*CCAS.* undefined' stderr
grep 'define .*CCAS.* add .*AM_PROG_AS' stderr
# On fast machines the autom4te.cache created during the above run of
# $AUTOMAKE is likely to have the same time stamp as the configure.ac
# created below; thus causing traces for the old configure.ac to be
# used. We could do '$sleep', but it's faster to erase the
# directory. (Erase autom4te*.cache, not autom4te.cache, because some
# bogus installations of Autoconf use a versioned cache.)
rm -rf autom4te*.cache
echo '*** Try 2 -- we still need CCAS ***'
cat configure.stub - > configure.ac << 'END'
AC_PROG_CC
AC_SUBST([CCASFLAGS])
AC_OUTPUT
END
$ACLOCAL
AUTOMAKE_fails
grep '[Aa]ssembler source.*CCAS.* undefined' stderr
grep 'define .*CCAS.* add .*AM_PROG_AS' stderr
rm -rf autom4te*.cache
echo '*** Try 3 -- we need CCASFLAGS ***'
cat configure.stub - > configure.ac << 'END'
CCAS='$(CC)'
AC_SUBST([CCAS])
AC_PROG_CC
AC_OUTPUT
END
$ACLOCAL
AUTOMAKE_fails
grep '[Aa]ssembler source.*CCASFLAGS.* undefined' stderr
grep 'define .*CCASFLAGS.* add .*AM_PROG_AS' stderr
rm -rf autom4te*.cache
echo '*** Try 4 -- we have everything needed, expect success ***'
cat configure.stub - > configure.ac << 'END'
CCAS='$(CC)'
AC_SUBST([CCAS])
AC_PROG_CC
AC_SUBST([CCASFLAGS])
AC_OUTPUT
END
$ACLOCAL
$AUTOMAKE
rm -rf autom4te*.cache
echo '*** Try 5 -- we have everything needed, expect success ***'
cat configure.stub - > configure.ac << 'END'
AM_PROG_AS
AC_OUTPUT
END
$ACLOCAL
$AUTOMAKE
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