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linux-waitpid.c
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1/* Wrapper implementation for waitpid for GNU/Linux (LWP layer).
2
3 Copyright (C) 2001-2023 Free Software Foundation, Inc.
4
5 This file is part of GDB.
6
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
11
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
16
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>. */
19
20#include "gdbsupport/common-defs.h"
21
22#include "linux-nat.h"
23#include "linux-waitpid.h"
24#include "gdbsupport/gdb_wait.h"
25#include "gdbsupport/eintr.h"
26
27/* See linux-waitpid.h. */
28
29std::string
31{
32 if (WIFSTOPPED (status))
33 {
34 if (WSTOPSIG (status) == SYSCALL_SIGTRAP)
35 return string_printf ("%s - %s (stopped at syscall)",
36 strsigno (SIGTRAP), strsignal (SIGTRAP));
37 else
38 return string_printf ("%s - %s (stopped)",
39 strsigno (WSTOPSIG (status)),
40 strsignal (WSTOPSIG (status)));
41 }
42 else if (WIFSIGNALED (status))
43 return string_printf ("%s - %s (terminated)",
44 strsigno (WTERMSIG (status)),
45 strsignal (WTERMSIG (status)));
46 else
47 return string_printf ("%d (exited)", WEXITSTATUS (status));
48}
49
50/* See linux-waitpid.h. */
51
52int
53my_waitpid (int pid, int *status, int flags)
54{
55 return gdb::handle_eintr (-1, ::waitpid, pid, status, flags);
56}
mach_port_t kern_return_t mach_port_t mach_msg_type_name_t msgportsPoly mach_port_t kern_return_t pid_t pid mach_port_t kern_return_t mach_port_t task mach_port_t kern_return_t int flags
Definition gnu-nat.c:1861
mach_port_t mach_port_t name mach_port_t mach_port_t name kern_return_t int int rusage_t pid_t pid
Definition gnu-nat.c:1791
mach_port_t mach_port_t name mach_port_t mach_port_t name kern_return_t int status
Definition gnu-nat.c:1790
int my_waitpid(int pid, int *status, int flags)
std::string status_to_str(int status)
#define SYSCALL_SIGTRAP
Definition linux-nat.h:37