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| 1 | +package wasi:cli@0.2.10; |
| 2 | + |
| 3 | +@since(version = 0.2.0) |
| 4 | +interface environment { |
| 5 | + /// Get the POSIX-style environment variables. |
| 6 | + /// |
| 7 | + /// Each environment variable is provided as a pair of string variable names |
| 8 | + /// and string value. |
| 9 | + /// |
| 10 | + /// Morally, these are a value import, but until value imports are available |
| 11 | + /// in the component model, this import function should return the same |
| 12 | + /// values each time it is called. |
| 13 | + @since(version = 0.2.0) |
| 14 | + get-environment: func() -> list<tuple<string, string>>; |
| 15 | + |
| 16 | + /// Get the POSIX-style arguments to the program. |
| 17 | + @since(version = 0.2.0) |
| 18 | + get-arguments: func() -> list<string>; |
| 19 | + |
| 20 | + /// Return a path that programs should use as their initial current working |
| 21 | + /// directory, interpreting `.` as shorthand for this. |
| 22 | + @since(version = 0.2.0) |
| 23 | + initial-cwd: func() -> option<string>; |
| 24 | +} |
| 25 | + |
| 26 | +@since(version = 0.2.0) |
| 27 | +interface exit { |
| 28 | + /// Exit the current instance and any linked instances. |
| 29 | + @since(version = 0.2.0) |
| 30 | + exit: func(status: result); |
| 31 | + |
| 32 | + /// Exit the current instance and any linked instances, reporting the |
| 33 | + /// specified status code to the host. |
| 34 | + /// |
| 35 | + /// The meaning of the code depends on the context, with 0 usually meaning |
| 36 | + /// "success", and other values indicating various types of failure. |
| 37 | + /// |
| 38 | + /// This function does not return; the effect is analogous to a trap, but |
| 39 | + /// without the connotation that something bad has happened. |
| 40 | + @unstable(feature = cli-exit-with-code) |
| 41 | + exit-with-code: func(status-code: u8); |
| 42 | +} |
| 43 | + |
| 44 | +@since(version = 0.2.0) |
| 45 | +interface run { |
| 46 | + /// Run the program. |
| 47 | + @since(version = 0.2.0) |
| 48 | + run: func() -> result; |
| 49 | +} |
| 50 | + |
| 51 | +@since(version = 0.2.0) |
| 52 | +interface stdin { |
| 53 | + @since(version = 0.2.0) |
| 54 | + use wasi:io/streams@0.2.10.{input-stream}; |
| 55 | + |
| 56 | + @since(version = 0.2.0) |
| 57 | + get-stdin: func() -> input-stream; |
| 58 | +} |
| 59 | + |
| 60 | +@since(version = 0.2.0) |
| 61 | +interface stdout { |
| 62 | + @since(version = 0.2.0) |
| 63 | + use wasi:io/streams@0.2.10.{output-stream}; |
| 64 | + |
| 65 | + @since(version = 0.2.0) |
| 66 | + get-stdout: func() -> output-stream; |
| 67 | +} |
| 68 | + |
| 69 | +@since(version = 0.2.0) |
| 70 | +interface stderr { |
| 71 | + @since(version = 0.2.0) |
| 72 | + use wasi:io/streams@0.2.10.{output-stream}; |
| 73 | + |
| 74 | + @since(version = 0.2.0) |
| 75 | + get-stderr: func() -> output-stream; |
| 76 | +} |
| 77 | + |
| 78 | +/// Terminal input. |
| 79 | +/// |
| 80 | +/// In the future, this may include functions for disabling echoing, |
| 81 | +/// disabling input buffering so that keyboard events are sent through |
| 82 | +/// immediately, querying supported features, and so on. |
| 83 | +@since(version = 0.2.0) |
| 84 | +interface terminal-input { |
| 85 | + /// The input side of a terminal. |
| 86 | + @since(version = 0.2.0) |
| 87 | + resource terminal-input; |
| 88 | +} |
| 89 | + |
| 90 | +/// Terminal output. |
| 91 | +/// |
| 92 | +/// In the future, this may include functions for querying the terminal |
| 93 | +/// size, being notified of terminal size changes, querying supported |
| 94 | +/// features, and so on. |
| 95 | +@since(version = 0.2.0) |
| 96 | +interface terminal-output { |
| 97 | + /// The output side of a terminal. |
| 98 | + @since(version = 0.2.0) |
| 99 | + resource terminal-output; |
| 100 | +} |
| 101 | + |
| 102 | +/// An interface providing an optional `terminal-input` for stdin as a |
| 103 | +/// link-time authority. |
| 104 | +@since(version = 0.2.0) |
| 105 | +interface terminal-stdin { |
| 106 | + @since(version = 0.2.0) |
| 107 | + use terminal-input.{terminal-input}; |
| 108 | + |
| 109 | + /// If stdin is connected to a terminal, return a `terminal-input` handle |
| 110 | + /// allowing further interaction with it. |
| 111 | + @since(version = 0.2.0) |
| 112 | + get-terminal-stdin: func() -> option<terminal-input>; |
| 113 | +} |
| 114 | + |
| 115 | +/// An interface providing an optional `terminal-output` for stdout as a |
| 116 | +/// link-time authority. |
| 117 | +@since(version = 0.2.0) |
| 118 | +interface terminal-stdout { |
| 119 | + @since(version = 0.2.0) |
| 120 | + use terminal-output.{terminal-output}; |
| 121 | + |
| 122 | + /// If stdout is connected to a terminal, return a `terminal-output` handle |
| 123 | + /// allowing further interaction with it. |
| 124 | + @since(version = 0.2.0) |
| 125 | + get-terminal-stdout: func() -> option<terminal-output>; |
| 126 | +} |
| 127 | + |
| 128 | +/// An interface providing an optional `terminal-output` for stderr as a |
| 129 | +/// link-time authority. |
| 130 | +@since(version = 0.2.0) |
| 131 | +interface terminal-stderr { |
| 132 | + @since(version = 0.2.0) |
| 133 | + use terminal-output.{terminal-output}; |
| 134 | + |
| 135 | + /// If stderr is connected to a terminal, return a `terminal-output` handle |
| 136 | + /// allowing further interaction with it. |
| 137 | + @since(version = 0.2.0) |
| 138 | + get-terminal-stderr: func() -> option<terminal-output>; |
| 139 | +} |
| 140 | + |
| 141 | +@since(version = 0.2.0) |
| 142 | +world imports { |
| 143 | + @since(version = 0.2.0) |
| 144 | + import environment; |
| 145 | + @since(version = 0.2.0) |
| 146 | + import exit; |
| 147 | + @since(version = 0.2.0) |
| 148 | + import wasi:io/error@0.2.10; |
| 149 | + @since(version = 0.2.0) |
| 150 | + import wasi:io/poll@0.2.10; |
| 151 | + @since(version = 0.2.0) |
| 152 | + import wasi:io/streams@0.2.10; |
| 153 | + @since(version = 0.2.0) |
| 154 | + import stdin; |
| 155 | + @since(version = 0.2.0) |
| 156 | + import stdout; |
| 157 | + @since(version = 0.2.0) |
| 158 | + import stderr; |
| 159 | + @since(version = 0.2.0) |
| 160 | + import terminal-input; |
| 161 | + @since(version = 0.2.0) |
| 162 | + import terminal-output; |
| 163 | + @since(version = 0.2.0) |
| 164 | + import terminal-stdin; |
| 165 | + @since(version = 0.2.0) |
| 166 | + import terminal-stdout; |
| 167 | + @since(version = 0.2.0) |
| 168 | + import terminal-stderr; |
| 169 | + import wasi:clocks/monotonic-clock@0.2.10; |
| 170 | + import wasi:clocks/wall-clock@0.2.10; |
| 171 | + @unstable(feature = clocks-timezone) |
| 172 | + import wasi:clocks/timezone@0.2.10; |
| 173 | + import wasi:filesystem/types@0.2.10; |
| 174 | + import wasi:filesystem/preopens@0.2.10; |
| 175 | + import wasi:sockets/network@0.2.10; |
| 176 | + import wasi:sockets/instance-network@0.2.10; |
| 177 | + import wasi:sockets/udp@0.2.10; |
| 178 | + import wasi:sockets/udp-create-socket@0.2.10; |
| 179 | + import wasi:sockets/tcp@0.2.10; |
| 180 | + import wasi:sockets/tcp-create-socket@0.2.10; |
| 181 | + import wasi:sockets/ip-name-lookup@0.2.10; |
| 182 | + import wasi:random/random@0.2.10; |
| 183 | + import wasi:random/insecure@0.2.10; |
| 184 | + import wasi:random/insecure-seed@0.2.10; |
| 185 | +} |
| 186 | +@since(version = 0.2.0) |
| 187 | +world command { |
| 188 | + @since(version = 0.2.0) |
| 189 | + import environment; |
| 190 | + @since(version = 0.2.0) |
| 191 | + import exit; |
| 192 | + @since(version = 0.2.0) |
| 193 | + import wasi:io/error@0.2.10; |
| 194 | + @since(version = 0.2.0) |
| 195 | + import wasi:io/poll@0.2.10; |
| 196 | + @since(version = 0.2.0) |
| 197 | + import wasi:io/streams@0.2.10; |
| 198 | + @since(version = 0.2.0) |
| 199 | + import stdin; |
| 200 | + @since(version = 0.2.0) |
| 201 | + import stdout; |
| 202 | + @since(version = 0.2.0) |
| 203 | + import stderr; |
| 204 | + @since(version = 0.2.0) |
| 205 | + import terminal-input; |
| 206 | + @since(version = 0.2.0) |
| 207 | + import terminal-output; |
| 208 | + @since(version = 0.2.0) |
| 209 | + import terminal-stdin; |
| 210 | + @since(version = 0.2.0) |
| 211 | + import terminal-stdout; |
| 212 | + @since(version = 0.2.0) |
| 213 | + import terminal-stderr; |
| 214 | + import wasi:clocks/monotonic-clock@0.2.10; |
| 215 | + import wasi:clocks/wall-clock@0.2.10; |
| 216 | + @unstable(feature = clocks-timezone) |
| 217 | + import wasi:clocks/timezone@0.2.10; |
| 218 | + import wasi:filesystem/types@0.2.10; |
| 219 | + import wasi:filesystem/preopens@0.2.10; |
| 220 | + import wasi:sockets/network@0.2.10; |
| 221 | + import wasi:sockets/instance-network@0.2.10; |
| 222 | + import wasi:sockets/udp@0.2.10; |
| 223 | + import wasi:sockets/udp-create-socket@0.2.10; |
| 224 | + import wasi:sockets/tcp@0.2.10; |
| 225 | + import wasi:sockets/tcp-create-socket@0.2.10; |
| 226 | + import wasi:sockets/ip-name-lookup@0.2.10; |
| 227 | + import wasi:random/random@0.2.10; |
| 228 | + import wasi:random/insecure@0.2.10; |
| 229 | + import wasi:random/insecure-seed@0.2.10; |
| 230 | + |
| 231 | + @since(version = 0.2.0) |
| 232 | + export run; |
| 233 | +} |
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