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) 2009-2017 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/>.
# Make sure 'compile' deals correctly with Windows-style paths.
am_create_testdir=empty
. test-init.sh
get_shell_script compile
cat >mycc <<'END'
source_seen=no
for arg
do
test "X$arg" = X-o && exit 1
test "X$arg" = "X$amtest_source" && source_seen=yes
done
if test "$source_seen" != yes; then
echo "$0: no source file seen" >&2
exit 1
fi
if test ! -f "$amtest_source"; then
echo "$0: $amtest_source not readable" >&2
exit 1
fi
if test ! -d "$amtest_lock"; then
echo "$0: no lockdir $amtest_lock" >&2
exit 1
fi
touch "$amtest_obj"
END
chmod +x ./mycc
# In case this test runs on a system with backslash directory separators:
mkdir libltdl libltdl/libltdl
# Backslashes in the input and the output name should be accepted.
# Since this test might run on non-w32 systems, we need to be careful not
# to use any backslash sequences which might be interpreted by 'echo'.
amtest_source='libltdl\libltdl\slist.c'
amtest_object='libltdl\libltdl\libltdl_libltdl_la-slist.obj'
amtest_obj='slist.o'
amtest_lock='slist_o.d'
export amtest_source amtest_object amtest_obj amtest_lock
: > "$amtest_source"
./compile ./mycc -c "$amtest_source" -o "$amtest_object"
test -f "$amtest_object"
# Absolute Windows paths should be accepted.
# Do not actually run this test on anything that could be Windows.
if test -d 'C:\'; then
skip_ "this test shouldn't run on a Windows-like system"
fi
case $PATH_SEPARATOR in
';'|':');;
*) skip_ "unrecognized PATH separator '$PATH_SEPARATOR'"
esac
amtest_source='C:\libltdl\libltdl\slist.c'
amtest_object='C:\libltdl\libltdl\libltdl_libltdl_la-slist.obj'
amtest_obj='slist.o'
amtest_lock='slist_o.d'
export amtest_source amtest_object amtest_obj amtest_lock
: > "$amtest_source"
./compile ./mycc -c "$amtest_source" -o "$amtest_object"
test -f "$amtest_object"
: