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syscall: define more signal numbers #2729

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Merged
merged 2 commits into from
Apr 3, 2022
Merged

syscall: define more signal numbers #2729

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0ff12d7
syscall: darwin: more complete list of signals
dkegel-fastly Mar 19, 2022
ab8581d
syscall: wasi: more complete list of signals
dkegel-fastly Mar 19, 2022
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19 changes: 13 additions & 6 deletions src/syscall/syscall_libc_darwin.go
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Original file line number Diff line number Diff line change
Expand Up @@ -74,13 +74,20 @@ const (

type Signal int

// Source: https://opensource.apple.com/source/xnu/xnu-7195.81.3/bsd/sys/signal.h
const (
SIGCHLD Signal = 0x14
SIGINT Signal = 0x2
SIGKILL Signal = 0x9
SIGTRAP Signal = 0x5
SIGQUIT Signal = 0x3
SIGTERM Signal = 0xf
SIGINT Signal = 2 /* interrupt */
SIGQUIT Signal = 3 /* quit */
SIGILL Signal = 4 /* illegal instruction (not reset when caught) */
SIGTRAP Signal = 5 /* trace trap (not reset when caught) */
SIGABRT Signal = 6 /* abort() */
SIGFPE Signal = 8 /* floating point exception */
SIGKILL Signal = 9 /* kill (cannot be caught or ignored) */
SIGBUS Signal = 10 /* bus error */
SIGSEGV Signal = 11 /* segmentation violation */
SIGPIPE Signal = 13 /* write on a pipe with no one to read it */
SIGTERM Signal = 15 /* software termination signal from kill */
SIGCHLD Signal = 20 /* to parent on child stop or exit */
)

func (s Signal) Signal() {}
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14 changes: 11 additions & 3 deletions src/syscall/syscall_libc_wasi.go
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Expand Up @@ -9,16 +9,24 @@ import (
)

// https://github.com/WebAssembly/wasi-libc/blob/main/expected/wasm32-wasi/predefined-macros.txt
// disagrees with ../../lib/wasi-libc/libc-top-half/musl/arch/wasm32/bits/signal.h for SIGCHLD?
// https://github.com/WebAssembly/wasi-libc/issues/271

type Signal int

const (
SIGCHLD Signal = 16
SIGINT Signal = 2
SIGKILL Signal = 9
SIGTRAP Signal = 5
SIGQUIT Signal = 3
SIGILL Signal = 4
SIGTRAP Signal = 5
SIGABRT Signal = 6
SIGBUS Signal = 7
SIGFPE Signal = 8
SIGKILL Signal = 9
SIGSEGV Signal = 11
SIGPIPE Signal = 13
SIGTERM Signal = 15
SIGCHLD Signal = 17
)

func (s Signal) Signal() {}
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