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ext/pcntl pcntl_signal_get_handler update. #13902

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ext/pcntl pcntl_signal_get_handler update. #13902

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3dc007e
ext/pcntl pcntl_signal_get_handler update.
devnexen Apr 7, 2024
ecb847d
remove static qualifier for the var holder
devnexen Apr 7, 2024
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13 changes: 11 additions & 2 deletions ext/pcntl/pcntl.c
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Original file line number Diff line number Diff line change
Expand Up @@ -692,8 +692,17 @@ PHP_FUNCTION(pcntl_signal_get_handler)
Z_PARAM_LONG(signo)
ZEND_PARSE_PARAMETERS_END();

if (signo < 1 || signo > 32) {
zend_argument_value_error(1, "must be between 1 and 32");
// note: max signal on mac is SIGUSR2 (31), no real time signals.
int sigmax = NSIG - 1;
#if defined(SIGRTMAX)
// oddily enough, NSIG on freebsd reports only 32 whereas SIGRTMIN starts at 65.
if (sigmax < SIGRTMAX) {
sigmax = SIGRTMAX;
}
#endif

if (signo < 1 || signo > sigmax) {
zend_argument_value_error(1, "must be between 1 and %d", sigmax);
RETURN_THROWS();
}

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