/src/WasmEdge/lib/host/wasi/environ-linux.cpp
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1 | | // SPDX-License-Identifier: Apache-2.0 |
2 | | // SPDX-FileCopyrightText: 2019-2024 Second State INC |
3 | | |
4 | | #include "common/defines.h" |
5 | | #if WASMEDGE_OS_LINUX |
6 | | |
7 | | #include "common/errcode.h" |
8 | | #include "host/wasi/environ.h" |
9 | | #include "linux.h" |
10 | | |
11 | | namespace WasmEdge { |
12 | | namespace Host { |
13 | | namespace WASI { |
14 | | |
15 | 0 | WasiExpect<void> Environ::procRaise(__wasi_signal_t Signal) const noexcept { |
16 | 0 | int SysSignal; |
17 | 0 | switch (Signal) { |
18 | 0 | case __WASI_SIGNAL_NONE: |
19 | 0 | SysSignal = 0; |
20 | 0 | break; |
21 | 0 | case __WASI_SIGNAL_HUP: |
22 | 0 | SysSignal = SIGHUP; |
23 | 0 | break; |
24 | 0 | case __WASI_SIGNAL_INT: |
25 | 0 | SysSignal = SIGINT; |
26 | 0 | break; |
27 | 0 | case __WASI_SIGNAL_QUIT: |
28 | 0 | SysSignal = SIGQUIT; |
29 | 0 | break; |
30 | 0 | case __WASI_SIGNAL_ILL: |
31 | 0 | SysSignal = SIGILL; |
32 | 0 | break; |
33 | 0 | case __WASI_SIGNAL_TRAP: |
34 | 0 | SysSignal = SIGTRAP; |
35 | 0 | break; |
36 | 0 | case __WASI_SIGNAL_ABRT: |
37 | 0 | SysSignal = SIGABRT; |
38 | 0 | break; |
39 | 0 | case __WASI_SIGNAL_BUS: |
40 | 0 | SysSignal = SIGBUS; |
41 | 0 | break; |
42 | 0 | case __WASI_SIGNAL_FPE: |
43 | 0 | SysSignal = SIGFPE; |
44 | 0 | break; |
45 | 0 | case __WASI_SIGNAL_KILL: |
46 | 0 | SysSignal = SIGKILL; |
47 | 0 | break; |
48 | 0 | case __WASI_SIGNAL_USR1: |
49 | 0 | SysSignal = SIGUSR1; |
50 | 0 | break; |
51 | 0 | case __WASI_SIGNAL_SEGV: |
52 | 0 | SysSignal = SIGSEGV; |
53 | 0 | break; |
54 | 0 | case __WASI_SIGNAL_USR2: |
55 | 0 | SysSignal = SIGUSR2; |
56 | 0 | break; |
57 | 0 | case __WASI_SIGNAL_PIPE: |
58 | 0 | SysSignal = SIGPIPE; |
59 | 0 | break; |
60 | 0 | case __WASI_SIGNAL_ALRM: |
61 | 0 | SysSignal = SIGALRM; |
62 | 0 | break; |
63 | 0 | case __WASI_SIGNAL_TERM: |
64 | 0 | SysSignal = SIGTERM; |
65 | 0 | break; |
66 | 0 | case __WASI_SIGNAL_CHLD: |
67 | 0 | SysSignal = SIGCHLD; |
68 | 0 | break; |
69 | 0 | case __WASI_SIGNAL_CONT: |
70 | 0 | SysSignal = SIGCONT; |
71 | 0 | break; |
72 | 0 | case __WASI_SIGNAL_STOP: |
73 | 0 | SysSignal = SIGSTOP; |
74 | 0 | break; |
75 | 0 | case __WASI_SIGNAL_TSTP: |
76 | 0 | SysSignal = SIGTSTP; |
77 | 0 | break; |
78 | 0 | case __WASI_SIGNAL_TTIN: |
79 | 0 | SysSignal = SIGTTIN; |
80 | 0 | break; |
81 | 0 | case __WASI_SIGNAL_TTOU: |
82 | 0 | SysSignal = SIGTTOU; |
83 | 0 | break; |
84 | 0 | case __WASI_SIGNAL_URG: |
85 | 0 | SysSignal = SIGURG; |
86 | 0 | break; |
87 | 0 | case __WASI_SIGNAL_XCPU: |
88 | 0 | SysSignal = SIGXCPU; |
89 | 0 | break; |
90 | 0 | case __WASI_SIGNAL_XFSZ: |
91 | 0 | SysSignal = SIGXFSZ; |
92 | 0 | break; |
93 | 0 | case __WASI_SIGNAL_VTALRM: |
94 | 0 | SysSignal = SIGVTALRM; |
95 | 0 | break; |
96 | 0 | case __WASI_SIGNAL_PROF: |
97 | 0 | SysSignal = SIGPROF; |
98 | 0 | break; |
99 | 0 | case __WASI_SIGNAL_WINCH: |
100 | 0 | SysSignal = SIGWINCH; |
101 | 0 | break; |
102 | 0 | case __WASI_SIGNAL_POLL: |
103 | 0 | SysSignal = SIGPOLL; |
104 | 0 | break; |
105 | 0 | case __WASI_SIGNAL_PWR: |
106 | 0 | SysSignal = SIGPWR; |
107 | 0 | break; |
108 | 0 | case __WASI_SIGNAL_SYS: |
109 | 0 | SysSignal = SIGSYS; |
110 | 0 | break; |
111 | 0 | default: |
112 | 0 | return WasiUnexpect(__WASI_ERRNO_NOTSUP); |
113 | 0 | } |
114 | 0 | if (auto Res = std::raise(SysSignal); Res != 0) { |
115 | 0 | return WasiUnexpect(fromErrNo(errno)); |
116 | 0 | } |
117 | 0 | return {}; |
118 | 0 | } |
119 | | |
120 | 0 | WasiExpect<void> Environ::schedYield() const noexcept { |
121 | 0 | ::sched_yield(); |
122 | 0 | return {}; |
123 | 0 | } |
124 | | |
125 | | } // namespace WASI |
126 | | } // namespace Host |
127 | | } // namespace WasmEdge |
128 | | |
129 | | #endif |