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Diffstat (limited to 'src/test/test-sigbus.c')
-rw-r--r-- | src/test/test-sigbus.c | 62 |
1 files changed, 0 insertions, 62 deletions
diff --git a/src/test/test-sigbus.c b/src/test/test-sigbus.c deleted file mode 100644 index f5bae65bef..0000000000 --- a/src/test/test-sigbus.c +++ /dev/null @@ -1,62 +0,0 @@ -/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ - -/*** - This file is part of systemd. - - Copyright 2014 Lennart Poettering - - systemd is free software; you can redistribute it and/or modify it - under the terms of the GNU Lesser General Public License as published by - the Free Software Foundation; either version 2.1 of the License, or - (at your option) any later version. - - systemd 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 - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public License - along with systemd; If not, see <http://www.gnu.org/licenses/>. -***/ - -#include <sys/mman.h> - -#include "util.h" -#include "sigbus.h" - -int main(int argc, char *argv[]) { - _cleanup_close_ int fd = -1; - char template[] = "/tmp/sigbus-test-XXXXXX"; - void *addr = NULL; - uint8_t *p; - - sigbus_install(); - - assert_se(sigbus_pop(&addr) == 0); - - assert_se((fd = mkostemp(template, O_RDWR|O_CREAT|O_EXCL)) >= 0); - assert_se(unlink(template) >= 0); - assert_se(fallocate(fd, 0, 0, page_size() * 8) >= 0); - - p = mmap(NULL, page_size() * 16, PROT_READ|PROT_WRITE, MAP_SHARED, fd, 0); - assert_se(p != MAP_FAILED); - - assert_se(sigbus_pop(&addr) == 0); - - p[0] = 0xFF; - assert_se(sigbus_pop(&addr) == 0); - - p[page_size()] = 0xFF; - assert_se(sigbus_pop(&addr) == 0); - - p[page_size()*8] = 0xFF; - p[page_size()*8+1] = 0xFF; - p[page_size()*10] = 0xFF; - assert_se(sigbus_pop(&addr) > 0); - assert_se(addr == p + page_size() * 8); - assert_se(sigbus_pop(&addr) > 0); - assert_se(addr == p + page_size() * 10); - assert_se(sigbus_pop(&addr) == 0); - - sigbus_reset(); -} |