1 /* Copyright (C) 2009, 2010 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <http://www.gnu.org/licenses/>. */
26 #include <not-cancel.h>
29 /* Defined in sys_siglist.c. */
30 extern const char *const _sys_siglist[];
31 extern const char *const _sys_siglist_internal[] attribute_hidden;
35 #define MF1(l) str_##l
36 #define C(s1, s2) C1 (s1, s2)
37 #define C1(s1, s2) s1##s2
40 #include "psiginfo-define.h"
43 #include "psiginfo-define.h"
46 #include "psiginfo-define.h"
49 #include "psiginfo-define.h"
52 #include "psiginfo-define.h"
55 #include "psiginfo-define.h"
58 #include "psiginfo-define.h"
61 /* Print out on stderr a line consisting of the test in S, a colon, a space,
62 a message describing the meaning of the signal number PINFO and a newline.
63 If S is NULL or "", the colon and space are omitted. */
65 psiginfo (const siginfo_t *pinfo, const char *s)
68 FILE *fp = fmemopen (buf, sizeof (buf), "w");
73 if (s == NULL || *s == '\0')
78 __fxprintf (NULL, "%s%ssignal %d\n", s, colon, pinfo->si_signo);
82 if (s != NULL && *s != '\0')
83 fprintf (fp, "%s: ", s);
86 if (pinfo->si_signo >= 0 && pinfo->si_signo < NSIG
87 && ((desc = INTUSE(_sys_siglist)[pinfo->si_signo]) != NULL
89 || (pinfo->si_signo >= SIGRTMIN && pinfo->si_signo < SIGRTMAX)
96 if (pinfo->si_signo - SIGRTMIN < SIGRTMAX - pinfo->si_signo)
98 if (pinfo->si_signo == SIGRTMIN)
99 fprintf (fp, "SIGRTMIN (");
101 fprintf (fp, "SIGRTMIN+%d (", pinfo->si_signo - SIGRTMIN);
105 if (pinfo->si_signo == SIGRTMAX)
106 fprintf (fp, "SIGRTMAX (");
108 fprintf (fp, "SIGRTMAX-%d (", SIGRTMAX - pinfo->si_signo);
113 fprintf (fp, "%s (", _(desc));
115 const char *base = NULL;
116 const uint8_t *offarr = NULL;
117 size_t offarr_len = 0;
118 switch (pinfo->si_signo)
122 base = C(codestrs_, sig).str; \
123 offarr = C (codes_, sig); \
124 offarr_len = sizeof (C (codes_, sig)) / sizeof (C (codes_, sig)[0]);\
136 const char *str = NULL;
138 && pinfo->si_code >= 1 && pinfo->si_code <= offarr_len)
139 str = base + offarr[pinfo->si_code - 1];
141 switch (pinfo->si_code)
144 str = N_("Signal sent by kill()");
147 str = N_("Signal sent by sigqueue()");
150 str = N_("Signal generated by the expiration of a timer");
154 Signal generated by the completion of an asynchronous I/O request");
158 Signal generated by the arrival of a message on an empty message queue");
162 str = N_("Signal sent by tkill()");
168 Signal generated by the completion of an asynchronous name lookup request");
174 Signal generated by the completion of an I/O request");
179 str = N_("Signal sent by the kernel");
185 fprintf (fp, "%s ", _(str));
187 fprintf (fp, "%d ", pinfo->si_code);
189 if (pinfo->si_signo == SIGILL || pinfo->si_signo == SIGFPE
190 || pinfo->si_signo == SIGSEGV || pinfo->si_signo == SIGBUS)
191 fprintf (fp, "[%p])\n", pinfo->si_addr);
192 else if (pinfo->si_signo == SIGCHLD)
193 fprintf (fp, "%ld %d %ld)\n",
194 (long int) pinfo->si_pid, pinfo->si_status,
195 (long int) pinfo->si_uid);
196 else if (pinfo->si_signo == SIGPOLL)
197 fprintf (fp, "%ld)\n", (long int) pinfo->si_band);
199 fprintf (fp, "%ld %ld)\n",
200 (long int) pinfo->si_pid, (long int) pinfo->si_uid);
203 fprintf (fp, _("Unknown signal %d\n"), pinfo->si_signo);
207 write_not_cancel (STDERR_FILENO, buf, strlen (buf));