libexplain
1.4.D001
|
00001 /* 00002 * libexplain - Explain errno values returned by libc functions 00003 * Copyright (C) 2009-2011, 2013 Peter Miller 00004 * 00005 * This program is free software; you can redistribute it and/or modify 00006 * it under the terms of the GNU Lesser General Public License as 00007 * published by the Free Software Foundation; either version 3 of the 00008 * License, or (at your option) any later version. 00009 * 00010 * This program is distributed in the hope that it will be useful, 00011 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00013 * Lesser General Public License for more details. 00014 * 00015 * You should have received a copy of the GNU Lesser General Public License 00016 * along with this program. If not, see <http://www.gnu.org/licenses/>. 00017 */ 00018 00019 #include <libexplain/ac/signal.h> 00020 00021 #include <libexplain/buffer/sigset_t.h> 00022 #include <libexplain/buffer/pointer.h> 00023 #include <libexplain/buffer/signal.h> 00024 #include <libexplain/is_efault.h> 00025 00026 00027 void 00028 explain_buffer_sigset_t(explain_string_buffer_t *sb, const sigset_t *data) 00029 { 00030 int j; 00031 int first; 00032 int nsig; 00033 00034 if (explain_is_efault_pointer(data, sizeof(*data))) 00035 { 00036 explain_buffer_pointer(sb, data); 00037 return; 00038 } 00039 explain_string_buffer_puts(sb, "{ "); 00040 first = 1; 00041 #if defined(NSIG) 00042 nsig = NSIG; 00043 #elif defined(_NSIG) 00044 nsig = _NSIG; 00045 #elif defined(MAXSIG) 00046 nsig = MAXSIG + 1; 00047 #else 00048 nsig = _SIG_MAXSIG + 1; 00049 #endif 00050 for (j = 1; j < nsig; ++j) 00051 { 00052 if (sigismember(data, j)) 00053 { 00054 if (first) 00055 first = 0; 00056 else 00057 explain_string_buffer_puts(sb, ", "); 00058 explain_buffer_signal(sb, j); 00059 } 00060 } 00061 if (!first) 00062 explain_string_buffer_putc(sb, ' '); 00063 explain_string_buffer_putc(sb, '}'); 00064 } 00065 00066 00067 /* vim: set ts=8 sw=4 et : */