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#! /bin/sh -e
# tup - A file-based build system
#
# Copyright (C) 2009-2024 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.
# Like t5013, but now with execv (at least gcc uses execv).
. ./tup.sh
# After updating cygwin, apparently the execl causes the WaitForSingleObject()
# call to return immediately, even though prog.exe is still running and
# has the .tup/tmp/output-%i file open.
check_no_windows execl
cat > Tupfile << HERE
: foreach exec_test.c prog.c |> gcc %f -o %o |> %B.exe
: exec_test.exe prog.exe |> ./exec_test.exe && touch %o |> test_passed
HERE
cat > exec_test.c << HERE
#include <stdio.h>
#include <unistd.h>
int main(void)
{
char * const args[] = {"prog.exe", NULL};
execv("./prog.exe", args);
return 1;
}
HERE
cat > prog.c << HERE
int main(void) {return 0;}
HERE
update
check_updates prog.c test_passed
eotup
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