automake/t/instmany-python.sh
Paul Eggert 3562e384f4
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.
2017-09-19 13:10:44 +02:00

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#! /bin/sh
# Copyright (C) 2008-2017 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/>.
# Installing many files should not exceed the command line length limit.
# This is the python sister test of 'instmany.sh', see there for details.
required='python'
. test-init.sh
limit=2500
subdir=long_subdir_name_with_many_characters
nfiles=81
list=$(seq_ 1 $nfiles)
oPATH=$PATH; export oPATH
nPATH=$(pwd)/x-bin$PATH_SEPARATOR$PATH; export nPATH
mkdir x-bin
sed "s|@limit@|$limit|g" >x-bin/my-install <<'END'
#! /bin/sh
limit=@limit@
PATH=$oPATH; export PATH
if test -z "$orig_INSTALL"; then
echo "$0: \$orig_INSTALL variable not set" >&2
exit 1
fi
len=`expr "$orig_INSTALL $*" : ".*" 2>/dev/null || echo $limit`
if test $len -ge $limit; then
echo "$0: safe command line limit of $limit characters exceeded" >&2
exit 1
fi
exec $orig_INSTALL "$@"
exit 1
END
# Creative quoting in the next line to please maintainer-check.
sed "s|@limit@|$limit|g" >x-bin/'rm' <<'END'
#! /bin/sh
limit=@limit@
PATH=$oPATH; export PATH
RM='rm -f'
len=`expr "$RM $*" : ".*" 2>/dev/null || echo $limit`
if test $len -ge $limit; then
echo "$0: safe command line limit of $limit characters exceeded" >&2
exit 1
fi
exec $RM "$@"
exit 1
END
# Creative quoting in the next line to please maintainer-check.
chmod +x x-bin/'rm' x-bin/my-install
cat >setenv.in <<'END'
orig_INSTALL='@INSTALL@'
# In case we've falled back on the install-sh script (seen e.g.,
# on AIX 7.1), we need to make sure we use its absolute path,
# as we don't know from which directory we'll be run.
case "$orig_INSTALL" in
/*) ;;
*/*) orig_INSTALL=$(pwd)/$orig_INSTALL;;
esac
export orig_INSTALL
END
cat >>configure.ac <<END
AM_PATH_PYTHON
AC_CONFIG_FILES([setenv.sh:setenv.in])
AC_CONFIG_FILES([$subdir/Makefile])
AC_OUTPUT
END
cat >Makefile.am <<END
SUBDIRS = $subdir
END
mkdir $subdir
cd $subdir
cat >Makefile.am <<'END'
python_PYTHON =
nobase_python_PYTHON =
END
for n in $list; do
unindent >>Makefile.am <<END
python_PYTHON += python$n.py
nobase_python_PYTHON += npython$n.py
END
echo >python$n.py
echo >npython$n.py
done
cd ..
$ACLOCAL
$AUTOCONF
$AUTOMAKE --add-missing
instdir=$(pwd)/inst
mkdir build
cd build
../configure --prefix="$instdir"
. ./setenv.sh
test -n "$orig_INSTALL"
$MAKE
# Try whether native install (or install-sh) works.
$MAKE install
test -n "$(find "$instdir" -name python1.py)"
# Multiple uninstall should work, too.
$MAKE uninstall
$MAKE uninstall
test $(find "$instdir" -type f -print | wc -l) -eq 0
# Try whether we don't exceed the low limit.
PATH=$nPATH; export PATH
run_make INSTALL=my-install install
test -n "$(find "$instdir" -name python1.py)"
run_make INSTALL=my-install uninstall
test $(find "$instdir" -type f -print | wc -l) -eq 0
PATH=$oPATH; export PATH
cd $subdir
srcdir=../../$subdir
# Ensure 'make install' fails when 'install' fails.
for file in python3.py python$nfiles.py
do
chmod a-r $srcdir/$file
test ! -r $srcdir/$file || skip_ "cannot drop file read permissions"
$MAKE install && exit 1
chmod u+r $srcdir/$file
done
for file in npython3.py npython$nfiles.py
do
chmod a-r $srcdir/$file
$MAKE install && exit 1
chmod u+r $srcdir/$file
done
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