4 * berrno is a simplistic errno handler that works for
5 * Unix, Win32, and Bacula bpipes.
7 * See berrno.h for how to use berrno.
9 * Kern Sibbald, July MMIV
15 Bacula® - The Network Backup Solution
17 Copyright (C) 2004-2006 Free Software Foundation Europe e.V.
19 The main author of Bacula is Kern Sibbald, with contributions from
20 many others, a complete list can be found in the file AUTHORS.
21 This program is Free Software; you can redistribute it and/or
22 modify it under the terms of version two of the GNU General Public
23 License as published by the Free Software Foundation plus additions
24 that are listed in the file LICENSE.
26 This program is distributed in the hope that it will be useful, but
27 WITHOUT ANY WARRANTY; without even the implied warranty of
28 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
29 General Public License for more details.
31 You should have received a copy of the GNU General Public License
32 along with this program; if not, write to the Free Software
33 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
36 Bacula® is a registered trademark of John Walker.
37 The licensor of Bacula is the Free Software Foundation Europe
38 (FSFE), Fiduciary Program, Sumatrastrasse 25, 8006 Zürich,
39 Switzerland, email:ftf@fsfeurope.org.
45 extern const char *get_signal_name(int sig);
46 extern int num_execvp_errors;
47 extern int execvp_errors[];
50 const char *berrno::strerror()
53 if (berrno_ & b_errno_win32) {
54 return (const char *)buf_;
59 if (berrno_ & b_errno_exit) {
60 stat = (berrno_ & ~b_errno_exit); /* remove bit */
62 return _("Child exited normally."); /* this really shouldn't happen */
64 /* Maybe an execvp failure */
66 if (stat < 200 + num_execvp_errors) {
67 berrno_ = execvp_errors[stat - 200];
69 return _("Unknown error during program execvp");
72 Mmsg(buf_, _("Child exited with code %d"), stat);
75 /* If we drop out here, berrno_ is set to an execvp errno */
78 if (berrno_ & b_errno_signal) {
79 stat = (berrno_ & ~b_errno_signal); /* remove bit */
80 Mmsg(buf_, _("Child died from signal %d: %s"), stat, get_signal_name(stat));
85 if (bstrerror(berrno_, buf_, 1024) < 0) {
86 return _("Invalid errno. No error message possible.");
91 void berrno::format_win32_message()
95 if (berrno_ & b_errno_win32) {
96 FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER |
97 FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
100 MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
105 pm_strcpy(&buf_, (const char *)msg);