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Imported from ../bash-4.0.tar.gz.

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This commit is contained in:
Jari Aalto 2009-02-19 22:21:29 +00:00
commit 17345e5ad2
134 changed files with 74214 additions and 4584 deletions
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30
lib/readline/signals.c
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@ -81,6 +81,9 @@ typedef struct { SigHandler *sa_handler; int sa_mask, sa_flags; } sighandler_cxt
static SigHandler *rl_set_sighandler PARAMS((int, SigHandler *, sighandler_cxt *));
static void rl_maybe_set_sighandler PARAMS((int, SigHandler *, sighandler_cxt *));
static RETSIGTYPE rl_signal_handler PARAMS((int));
static RETSIGTYPE _rl_handle_signal PARAMS((int));
/* Exported variables for use by applications. */
/* If non-zero, readline will install its own signal handlers for
@ -95,6 +98,9 @@ int rl_catch_sigwinch = 0; /* for the readline state struct in readline.c */
#endif
/* Private variables. */
int _rl_interrupt_immediately = 0;
int volatile _rl_caught_signal = 0; /* should be sig_atomic_t, but that requires including <signal.h> everywhere */
/* If non-zero, print characters corresponding to received signals. */
int _rl_echoctl = 0;
@ -121,9 +127,33 @@ static sighandler_cxt old_winch;
/* Readline signal handler functions. */
/* Called from RL_CHECK_SIGNALS() macro */
RETSIGTYPE
_rl_signal_handler (sig)
{
_rl_caught_signal = 0; /* XXX */
_rl_handle_signal (sig);
SIGHANDLER_RETURN;
}
static RETSIGTYPE
rl_signal_handler (sig)
int sig;
{
if (_rl_interrupt_immediately)
{
_rl_interrupt_immediately = 0;
_rl_handle_signal (sig);
}
_rl_caught_signal = sig;
SIGHANDLER_RETURN;
}
static RETSIGTYPE
_rl_handle_signal (sig)
int sig;
{
#if defined (HAVE_POSIX_SIGNALS)
sigset_t set;