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gnupg
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(got_fatal_signal): Print the signal number if we can't 

get a name for it.
(get_signal_name): Return NULL if no name is available.
This commit is contained in:
Werner Koch 2005-05-13 12:37:52 +00:00
parent 2fb1abb849
commit d8718bd67f
2 changed files with 39 additions and 6 deletions
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6
common/ChangeLog
View File

@ -1,3 +1,9 @@
2005-05-13 Werner Koch <wk@g10code.com>
* signal.c (got_fatal_signal): Print the signal number if we can't
get a name for it.
(get_signal_name): Return NULL if no name is available.
2005-04-17 Werner Koch <wk@g10code.com>
* sexputil.c (cmp_simple_canon_sexp): New.

39
common/signal.c
View File

@ -1,5 +1,6 @@
/* signal.c - signal handling
* Copyright (C) 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
* Copyright (C) 1998, 1999, 2000, 2001, 2002,
* 2005 Free Software Foundation, Inc.
*
* This file is part of GnuPG.
*
@ -73,10 +74,12 @@ init_one_signal (int sig, RETSIGTYPE (*handler)(int), int check_ign )
static const char *
get_signal_name( int signum )
{
/* Note that we can't use strsignal(), because it is not
reentrant. */
#if defined(SYS_SIGLIST_DECLARED) && defined(NSIG)
return (signum >= 0 && signum < NSIG) ? sys_siglist[signum] : "?";
#else
return "some signal";
return NULL;
#endif
}
#endif /*!HAVE_DOSISH_SYSTEM*/
@ -93,19 +96,43 @@ got_fatal_signal (int sig)
if (cleanup_fnc)
cleanup_fnc ();
/* better don't translate these messages */
/* Better don't translate these messages. */
write (2, "\n", 1 );
s = log_get_prefix (NULL);
if (s)
write(2, s, strlen (s));
write (2, ": ", 2 );
s = get_signal_name(sig);
write (2, s, strlen(s) );
if (s)
write (2, s, strlen(s) );
else
{
/* We are in a signal handler so we can't use any kind of printf
even not sprintf. USe a straightforward algorithm. */
write (2, "signal ", 7 );
if (sig < 0 || sig >= 100000)
write (2, "?", 1);
else
{
int i, any=0;
for (i=10000; i; i /= 10)
{
if (sig >= i || ((any || i==1) && !(sig/i)))
{
write (2, "0123456789"+(sig/i), 1);
if ((sig/i))
any = 1;
sig %= i;
}
}
}
}
write (2, " caught ... exiting\n", 20);
/* reset action to default action and raise signal again */
/* Reset action to default action and raise signal again */
init_one_signal (sig, SIG_DFL, 0);
/* fixme: remove_lockfiles ();*/
/* Fixme: remove_lockfiles ();*/
#ifdef __riscos__
close_fds ();
#endif /* __riscos__ */