mirror of
https://github.com/moby/moby.git
synced 2022-11-09 12:21:53 -05:00
b7ebf32ba3
Do not handle SIGURG on Linux, as in go1.14+, the go runtime issues
SIGURG as an interrupt to support preemptable system calls on Linux.
This issue was caught in TestCatchAll, which could fail when updating to Go 1.14 or above;
=== Failed
=== FAIL: pkg/signal TestCatchAll (0.01s)
signal_linux_test.go:32: assertion failed: urgent I/O condition (string) != continued (string)
signal_linux_test.go:32: assertion failed: continued (string) != hangup (string)
signal_linux_test.go:32: assertion failed: hangup (string) != child exited (string)
signal_linux_test.go:32: assertion failed: child exited (string) != illegal instruction (string)
signal_linux_test.go:32: assertion failed: illegal instruction (string) != floating point exception (string)
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
88 lines
2.1 KiB
Go
88 lines
2.1 KiB
Go
// +build !mips,!mipsle,!mips64,!mips64le
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package signal // import "github.com/docker/docker/pkg/signal"
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import (
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"os"
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"syscall"
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"golang.org/x/sys/unix"
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)
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const (
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sigrtmin = 34
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sigrtmax = 64
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)
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// SignalMap is a map of Linux signals.
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var SignalMap = map[string]syscall.Signal{
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"ABRT": unix.SIGABRT,
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"ALRM": unix.SIGALRM,
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"BUS": unix.SIGBUS,
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"CHLD": unix.SIGCHLD,
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"CLD": unix.SIGCLD,
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"CONT": unix.SIGCONT,
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"FPE": unix.SIGFPE,
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"HUP": unix.SIGHUP,
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"ILL": unix.SIGILL,
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"INT": unix.SIGINT,
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"IO": unix.SIGIO,
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"IOT": unix.SIGIOT,
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"KILL": unix.SIGKILL,
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"PIPE": unix.SIGPIPE,
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"POLL": unix.SIGPOLL,
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"PROF": unix.SIGPROF,
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"PWR": unix.SIGPWR,
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"QUIT": unix.SIGQUIT,
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"SEGV": unix.SIGSEGV,
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"STKFLT": unix.SIGSTKFLT,
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"STOP": unix.SIGSTOP,
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"SYS": unix.SIGSYS,
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"TERM": unix.SIGTERM,
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"TRAP": unix.SIGTRAP,
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"TSTP": unix.SIGTSTP,
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"TTIN": unix.SIGTTIN,
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"TTOU": unix.SIGTTOU,
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"URG": unix.SIGURG,
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"USR1": unix.SIGUSR1,
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"USR2": unix.SIGUSR2,
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"VTALRM": unix.SIGVTALRM,
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"WINCH": unix.SIGWINCH,
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"XCPU": unix.SIGXCPU,
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"XFSZ": unix.SIGXFSZ,
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"RTMIN": sigrtmin,
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"RTMIN+1": sigrtmin + 1,
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"RTMIN+2": sigrtmin + 2,
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"RTMIN+3": sigrtmin + 3,
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"RTMIN+4": sigrtmin + 4,
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"RTMIN+5": sigrtmin + 5,
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"RTMIN+6": sigrtmin + 6,
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"RTMIN+7": sigrtmin + 7,
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"RTMIN+8": sigrtmin + 8,
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"RTMIN+9": sigrtmin + 9,
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"RTMIN+10": sigrtmin + 10,
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"RTMIN+11": sigrtmin + 11,
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"RTMIN+12": sigrtmin + 12,
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"RTMIN+13": sigrtmin + 13,
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"RTMIN+14": sigrtmin + 14,
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"RTMIN+15": sigrtmin + 15,
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"RTMAX-14": sigrtmax - 14,
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"RTMAX-13": sigrtmax - 13,
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"RTMAX-12": sigrtmax - 12,
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"RTMAX-11": sigrtmax - 11,
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"RTMAX-10": sigrtmax - 10,
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"RTMAX-9": sigrtmax - 9,
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"RTMAX-8": sigrtmax - 8,
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"RTMAX-7": sigrtmax - 7,
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"RTMAX-6": sigrtmax - 6,
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"RTMAX-5": sigrtmax - 5,
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"RTMAX-4": sigrtmax - 4,
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"RTMAX-3": sigrtmax - 3,
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"RTMAX-2": sigrtmax - 2,
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"RTMAX-1": sigrtmax - 1,
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"RTMAX": sigrtmax,
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}
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func isRuntimeSig(s os.Signal) bool {
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return s == unix.SIGURG
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}
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