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20cc695286
Fix signal.NSIG value on FreeBSD to accept signal numbers greater than 32, like signal.SIGRTMIN and signal.SIGRTMAX. * Add Py_NSIG constant. * Add pycore_signal.h internal header file. * _Py_Sigset_Converter() now includes the range of valid signals in the error message.
35 lines
937 B
C
35 lines
937 B
C
// Define Py_NSIG constant for signal handling.
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#ifndef Py_INTERNAL_SIGNAL_H
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#define Py_INTERNAL_SIGNAL_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifndef Py_BUILD_CORE
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# error "this header requires Py_BUILD_CORE define"
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#endif
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#include <signal.h> // NSIG
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#ifdef _SIG_MAXSIG
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// gh-91145: On FreeBSD, <signal.h> defines NSIG as 32: it doesn't include
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// realtime signals: [SIGRTMIN,SIGRTMAX]. Use _SIG_MAXSIG instead. For
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// example on x86-64 FreeBSD 13, SIGRTMAX is 126 and _SIG_MAXSIG is 128.
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# define Py_NSIG _SIG_MAXSIG
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#elif defined(NSIG)
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# define Py_NSIG NSIG
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#elif defined(_NSIG)
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# define Py_NSIG _NSIG // BSD/SysV
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#elif defined(_SIGMAX)
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# define Py_NSIG (_SIGMAX + 1) // QNX
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#elif defined(SIGMAX)
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# define Py_NSIG (SIGMAX + 1) // djgpp
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#else
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# define Py_NSIG 64 // Use a reasonable default value
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif // !Py_INTERNAL_SIGNAL_H
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