| /* |
| * Copyright © 2012 Collabora, Ltd. |
| * |
| * Permission to use, copy, modify, distribute, and sell this software and its |
| * documentation for any purpose is hereby granted without fee, provided that |
| * the above copyright notice appear in all copies and that both that copyright |
| * notice and this permission notice appear in supporting documentation, and |
| * that the name of the copyright holders not be used in advertising or |
| * publicity pertaining to distribution of the software without specific, |
| * written prior permission. The copyright holders make no representations |
| * about the suitability of this software for any purpose. It is provided "as |
| * is" without express or implied warranty. |
| * |
| * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, |
| * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO |
| * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR |
| * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, |
| * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE |
| * OF THIS SOFTWARE. |
| */ |
| |
| #include <assert.h> |
| #include <errno.h> |
| #include <dirent.h> |
| #include <stdio.h> |
| #include <unistd.h> |
| |
| #include "test-runner.h" |
| |
| int |
| count_open_fds(void) |
| { |
| DIR *dir; |
| struct dirent *ent; |
| int count = 0; |
| |
| dir = opendir("/proc/self/fd"); |
| assert(dir && "opening /proc/self/fd failed."); |
| |
| errno = 0; |
| while ((ent = readdir(dir))) { |
| const char *s = ent->d_name; |
| if (s[0] == '.' && (s[1] == 0 || (s[1] == '.' && s[2] == 0))) |
| continue; |
| count++; |
| } |
| assert(errno == 0 && "reading /proc/self/fd failed."); |
| |
| closedir(dir); |
| |
| return count; |
| } |
| |
| void |
| exec_fd_leak_check(int nr_expected_fds) |
| { |
| const char *exe = "./exec-fd-leak-checker"; |
| char number[16] = { 0 }; |
| |
| snprintf(number, sizeof number - 1, "%d", nr_expected_fds); |
| execl(exe, exe, number, (char *)NULL); |
| assert(0 && "execing fd leak checker failed"); |
| } |