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) 2010-2017 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/>.
# Check silent-rules mode for Fortran 90.
# Keep this ins sync with the sister test 'silent-f77.sh'.
required=fortran
. test-init.sh
mkdir sub
cat >>configure.ac <<'EOF'
AC_PROG_FC
AC_CONFIG_FILES([sub/Makefile])
AC_OUTPUT
EOF
cat > Makefile.am <<'EOF'
# Need generic and non-generic rules.
bin_PROGRAMS = foo1 foo2
foo1_SOURCES = foo.f90
foo2_SOURCES = $(foo1_SOURCES)
foo2_FCFLAGS = $(AM_FCLAGS)
SUBDIRS = sub
EOF
cat > sub/Makefile.am <<'EOF'
AUTOMAKE_OPTIONS = subdir-objects
# Need generic and non-generic rules.
bin_PROGRAMS = bar1 bar2
bar1_SOURCES = bar.f90
bar2_SOURCES = $(bar1_SOURCES)
bar2_FCFLAGS = $(AM_FCLAGS)
EOF
cat > foo.f90 <<'EOF'
program foo
stop
end
EOF
cp foo.f90 sub/bar.f90
$ACLOCAL
$AUTOMAKE --add-missing
$AUTOCONF
./configure --enable-silent-rules
run_make -O
# Avoid spurious failures with SunStudio Fortran compilers.
sed '/^NOTICE:/d' stdout > t
mv -f t stdout
cat stdout
$EGREP ' (-c|-o)' stdout && exit 1
grep 'mv ' stdout && exit 1
grep 'FC .*foo\.' stdout
grep 'FC .*bar\.' stdout
grep 'FCLD .*foo1' stdout
grep 'FCLD .*bar1' stdout
grep 'FCLD .*foo2' stdout
grep 'FCLD .*bar2' stdout
$EGREP '(F77|F77LD) ' stdout && exit 1
# Ensure a clean rebuild.
$MAKE clean
run_make -O V=1
grep ' -c ' stdout
grep ' -o ' stdout
$EGREP '(F77|FC|LD) ' stdout && exit 1
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