mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-12-27 04:52:05 +08:00
4a94e36819
This commit brings all the changes made by running gdb/copyright.py as per GDB's Start of New Year Procedure. For the avoidance of doubt, all changes in this commits were performed by the script.
102 lines
2.2 KiB
C
102 lines
2.2 KiB
C
/* Copyright 2016-2022 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/>. */
|
|
|
|
#include <stdlib.h>
|
|
#include <stdio.h>
|
|
#include <signal.h>
|
|
#include <assert.h>
|
|
#include <errno.h>
|
|
|
|
#ifndef OUTPUT_TXT
|
|
# define OUTPUT_TXT "output.txt"
|
|
#endif
|
|
|
|
static void
|
|
perror_and_exit (const char *s)
|
|
{
|
|
perror (s);
|
|
exit (1);
|
|
}
|
|
|
|
int
|
|
main (int argc, char **argv)
|
|
{
|
|
int i;
|
|
FILE *out;
|
|
sigset_t sigset;
|
|
int res;
|
|
|
|
res = sigprocmask (0, NULL, &sigset);
|
|
if (res != 0)
|
|
perror_and_exit ("sigprocmask");
|
|
|
|
if (argc > 1)
|
|
out = stdout;
|
|
else
|
|
{
|
|
out = fopen (OUTPUT_TXT, "w");
|
|
if (out == NULL)
|
|
perror_and_exit ("fopen");
|
|
}
|
|
|
|
for (i = 1; i < NSIG; i++)
|
|
{
|
|
struct sigaction oldact;
|
|
|
|
fprintf (out, "signal %d: ", i);
|
|
|
|
res = sigaction (i, NULL, &oldact);
|
|
if (res == -1 && errno == EINVAL)
|
|
{
|
|
/* Some signal numbers in the range are invalid. E.g.,
|
|
signals 32 and 33 on GNU/Linux. */
|
|
fprintf (out, "invalid");
|
|
}
|
|
else if (res == -1)
|
|
{
|
|
perror_and_exit ("sigaction");
|
|
}
|
|
else
|
|
{
|
|
int m;
|
|
|
|
fprintf (out, "sigaction={sa_handler=");
|
|
|
|
if (oldact.sa_handler == SIG_DFL)
|
|
fprintf (out, "SIG_DFL");
|
|
else if (oldact.sa_handler == SIG_IGN)
|
|
fprintf (out, "SIG_IGN");
|
|
else
|
|
abort ();
|
|
|
|
fprintf (out, ", sa_mask=");
|
|
for (m = 1; m < NSIG; m++)
|
|
fprintf (out, "%c", sigismember (&oldact.sa_mask, m) ? '1' : '0');
|
|
|
|
fprintf (out, ", sa_flags=%d", oldact.sa_flags);
|
|
|
|
fprintf (out, "}, masked=%d", sigismember (&sigset, i));
|
|
}
|
|
fprintf (out, "\n");
|
|
}
|
|
|
|
if (out != stdout)
|
|
fclose (out);
|
|
|
|
return 0;
|
|
}
|