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#! /bin/sh -e
# tup - A file-based build system
#
# Copyright (C) 2022-2024 Mike Shal <marfey@gmail.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
#
# 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, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
# Try adding to CFLAGS from a Tupfile.lua and a Tuprules.lua
. ./tup.sh
cat > Tuprules.lua << HERE
CC = 'gcc'
CFLAGS += '-DFOO'
CFLAGS += '-DBAR'
HERE
cat > Tupfile.lua << HERE
CFLAGS += '-DBAZ'
files += 'foo.c'
tup.foreach_rule(files, '\$(CC) \$(CFLAGS) -c %f -o %o', '%B.o')
HERE
touch foo.c
update
tup_object_exist . 'gcc -DFOO -DBAR -DBAZ -c foo.c -o foo.o'
eotup
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