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linux-user: remove hardcoded value of _NSIG in signal.c

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In a bunch of places, 64 is used as value of _NSIG but it's wrong
at least on MIPS were _NSIG is 128.

Based on a patch from Arnaud Patard <arnaud.patard@rtp-net.org>

Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
This commit is contained in:
Arnaud Patard 2009-03-30 01:18:20 +02:00 committed by Aurelien Jarno
parent 016b2b287d
commit 3ca055883b
1 changed files with 6 additions and 6 deletions
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12
linux-user/signal.c
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@ -44,7 +44,7 @@ static struct target_sigaction sigact_table[TARGET_NSIG];
static void host_signal_handler(int host_signum, siginfo_t *info, static void host_signal_handler(int host_signum, siginfo_t *info,
void *puc); void *puc);
static uint8_t host_to_target_signal_table[65] = { static uint8_t host_to_target_signal_table[_NSIG] = {
[SIGHUP] = TARGET_SIGHUP, [SIGHUP] = TARGET_SIGHUP,
[SIGINT] = TARGET_SIGINT, [SIGINT] = TARGET_SIGINT,
[SIGQUIT] = TARGET_SIGQUIT, [SIGQUIT] = TARGET_SIGQUIT,
@ -87,7 +87,7 @@ static uint8_t host_to_target_signal_table[65] = {
[__SIGRTMIN] = __SIGRTMAX, [__SIGRTMIN] = __SIGRTMAX,
[__SIGRTMAX] = __SIGRTMIN, [__SIGRTMAX] = __SIGRTMIN,
}; };
static uint8_t target_to_host_signal_table[65]; static uint8_t target_to_host_signal_table[_NSIG];
static inline int on_sig_stack(unsigned long sp) static inline int on_sig_stack(unsigned long sp)
{ {
@ -103,14 +103,14 @@ static inline int sas_ss_flags(unsigned long sp)
int host_to_target_signal(int sig) int host_to_target_signal(int sig)
{ {
if (sig > 64) if (sig >= _NSIG)
return sig; return sig;
return host_to_target_signal_table[sig]; return host_to_target_signal_table[sig];
} }
int target_to_host_signal(int sig) int target_to_host_signal(int sig)
{ {
if (sig > 64) if (sig >= _NSIG)
return sig; return sig;
return target_to_host_signal_table[sig]; return target_to_host_signal_table[sig];
} }
@ -311,11 +311,11 @@ void signal_init(void)
int host_sig; int host_sig;
/* generate signal conversion tables */ /* generate signal conversion tables */
for(i = 1; i <= 64; i++) { for(i = 1; i < _NSIG; i++) {
if (host_to_target_signal_table[i] == 0) if (host_to_target_signal_table[i] == 0)
host_to_target_signal_table[i] = i; host_to_target_signal_table[i] = i;
} }
for(i = 1; i <= 64; i++) { for(i = 1; i < _NSIG; i++) {
j = host_to_target_signal_table[i]; j = host_to_target_signal_table[i];
target_to_host_signal_table[j] = i; target_to_host_signal_table[j] = i;
} }