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Port over builtin exit codes

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They used to live in common.h but they are mostly used by builtins so I
grudgingly accept the early move.
This commit is contained in:
Johannes Altmanninger 2023-04-09 13:41:35 +02:00
parent d728b884dd
commit 9983c32a57
1 changed files with 18 additions and 3 deletions
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21
fish-rust/src/builtins/shared.rs
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@ -39,17 +39,32 @@ pub const BUILTIN_ERR_NOT_NUMBER: &str = "%ls: %ls: invalid integer\n";
pub const BUILTIN_ERR_ARG_COUNT1: &str = "%ls: expected %d arguments; got %d\n";
/// A handy return value for successful builtins.
pub const STATUS_CMD_OK: Option<c_int> = Some(0);
// Return values (`$status` values for fish scripts) for various situations.
/// The status code used for normal exit in a command.
pub const STATUS_CMD_OK: Option<c_int> = Some(0);
/// The status code used for failure exit in a command (but not if the args were invalid).
pub const STATUS_CMD_ERROR: Option<c_int> = Some(1);
/// The status code used for invalid arguments given to a command. This is distinct from valid
/// arguments that might result in a command failure. An invalid args condition is something
/// like an unrecognized flag, missing or too many arguments, an invalid integer, etc.
pub const STATUS_INVALID_ARGS: Option<c_int> = Some(2);
/// The status code used when a command was not found.
pub const STATUS_CMD_UNKNOWN: Option<c_int> = Some(127);
/// The status code used when an external command can not be run.
pub const STATUS_NOT_EXECUTABLE: Option<c_int> = Some(126);
/// The status code used when a wildcard had no matches.
pub const STATUS_UNMATCHED_WILDCARD: Option<c_int> = Some(124);
/// The status code used when illegal command name is encountered.
pub const STATUS_ILLEGAL_CMD: Option<c_int> = Some(123);
/// The status code used when `read` is asked to consume too much data.
pub const STATUS_READ_TOO_MUCH: Option<c_int> = Some(122);
/// The status code when an expansion fails, for example, "$foo["
pub const STATUS_EXPAND_ERROR: Option<c_int> = Some(121);
/// A wrapper around output_stream_t.
pub struct output_stream_t(*mut ffi::output_stream_t);