| /* Low-level file-handling. |
| Copyright (C) 2012-2015 Free Software Foundation, Inc. |
| |
| This file is part of GDB. |
| |
| 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 3 of the License, 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/>. */ |
| |
| #ifndef FILESTUFF_H |
| #define FILESTUFF_H |
| |
| /* Note all the file descriptors which are open when this is called. |
| These file descriptors will not be closed by close_most_fds. */ |
| |
| extern void notice_open_fds (void); |
| |
| /* Mark a file descriptor as inheritable across an exec. */ |
| |
| extern void mark_fd_no_cloexec (int fd); |
| |
| /* Mark a file descriptor as no longer being inheritable across an |
| exec. This is only meaningful when FD was previously passed to |
| mark_fd_no_cloexec. */ |
| |
| extern void unmark_fd_no_cloexec (int fd); |
| |
| /* Close all open file descriptors other than those marked by |
| 'notice_open_fds', and stdin, stdout, and stderr. Errors that |
| occur while closing are ignored. */ |
| |
| extern void close_most_fds (void); |
| |
| /* Like 'open', but ensures that the returned file descriptor has the |
| close-on-exec flag set. */ |
| |
| extern int gdb_open_cloexec (const char *filename, int flags, |
| /* mode_t */ unsigned long mode); |
| |
| /* Like 'fopen', but ensures that the returned file descriptor has the |
| close-on-exec flag set. */ |
| |
| extern FILE *gdb_fopen_cloexec (const char *filename, const char *opentype); |
| |
| /* Like 'socketpair', but ensures that the returned file descriptors |
| have the close-on-exec flag set. */ |
| |
| extern int gdb_socketpair_cloexec (int namespace, int style, int protocol, |
| int filedes[2]); |
| |
| /* Like 'socket', but ensures that the returned file descriptor has |
| the close-on-exec flag set. */ |
| |
| extern int gdb_socket_cloexec (int namespace, int style, int protocol); |
| |
| /* Like 'pipe', but ensures that the returned file descriptors have |
| the close-on-exec flag set. */ |
| |
| extern int gdb_pipe_cloexec (int filedes[2]); |
| |
| #endif /* FILESTUFF_H */ |