Hash :
b670a66a
Author :
Date :
2013-01-11T18:26:03
tests: can fake a compiler not grasping "-c -o" -- globally in all tests The ability to easily do so will be quite important in upcoming changes about C compilation handling and semantics of the 'subdir-objects' option. Refer to the extensive discussion about automake bug#13378 for more details: <http://debbugs.gnu.org/cgi/bugreport.cgi?bug=13378>. See also commit 'v1.13.1-34-g744cd57' of 2013-01-08, "coverage: compile rules used "-c -o" also with losing compilers". * t/ax/cc-no-c-o.in: New, a "C compiler" that chokes when the '-c' and '-o' options are passed together to it on the command line. * Makefile.am (t/ax/cc-no-c-o): Generate this script from it. (noinst_SCRIPTS, CLEANFILES): Add it. (EXTRA_DIST): Add 't/ax/cc-no-c-o.in'. (check-cc-no-c-o): New target, runs the whole testsuite with 'cc-no-c-o' as the C compiler (bot GNU and non-GNU). * .gitignore: Update. * t/ccnoco.sh: Use the new script instead of duplicating it. * t/ccnoco3.sh: Likewise. * t/ccnoco4.sh: Likewise. * t/self-check-cc-no-c-o.sh: New testsuite self-check. * t/list-of-tests.mk: Adjust. Signed-off-by: Stefano Lattarini <stefano.lattarini@gmail.com>
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#! /bin/sh
# Copyright (C) 2001-2013 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 <http://www.gnu.org/licenses/>.
# Test to make sure 'compile' doesn't call 'mv SRC SRC'.
required=gcc # For cc-no-c-o.
. test-init.sh
cat >> configure.ac << 'END'
AC_PROG_CC
AM_PROG_CC_C_O
$CC --version; $CC -v; # For debugging.
AC_OUTPUT
END
cat > Makefile.am << 'END'
AUTOMAKE_OPTIONS = subdir-objects
bin_PROGRAMS = wish
wish_SOURCES = a.c
END
mkdir sub
cat > a.c << 'END'
#include <stdio.h>
int main ()
{
printf ("hi\n");
}
END
# Make sure the compiler doesn't understand '-c -o'
CC=$am_testaux_builddir/cc-no-c-o; export CC
$ACLOCAL
$AUTOCONF
$AUTOMAKE --copy --add-missing
mkdir build
cd build
../configure
$MAKE 2>stderr || { cat stderr >&2; exit 1; }
cat stderr >&2
grep 'mv.*the same file' stderr && exit 1
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