fd/src/exec/job.rs

68 lines
2.1 KiB
Rust

use std::sync::Mutex;
use crate::config::Config;
use crate::error::print_error;
use crate::exit_codes::{merge_exitcodes, ExitCode};
use crate::walk::WorkerResult;
use super::CommandSet;
/// An event loop that listens for inputs from the `rx` receiver. Each received input will
/// generate a command with the supplied command template. The generated command will then
/// be executed, and this process will continue until the receiver's sender has closed.
pub fn job(
results: impl IntoIterator<Item = WorkerResult>,
cmd: &CommandSet,
out_perm: &Mutex<()>,
config: &Config,
) -> ExitCode {
// Output should be buffered when only running a single thread
let buffer_output: bool = config.threads > 1;
let mut ret = ExitCode::Success;
for result in results {
// Obtain the next result from the receiver, else if the channel
// has closed, exit from the loop
let dir_entry = match result {
WorkerResult::Entry(dir_entry) => dir_entry,
WorkerResult::Error(err) => {
if config.show_filesystem_errors {
print_error(err.to_string());
}
continue;
}
};
// Generate a command, execute it and store its exit code.
let code = cmd.execute(
dir_entry.stripped_path(config),
config.path_separator.as_deref(),
out_perm,
buffer_output,
);
ret = merge_exitcodes([ret, code]);
}
// Returns error in case of any error.
ret
}
pub fn batch(
results: impl IntoIterator<Item = WorkerResult>,
cmd: &CommandSet,
config: &Config,
) -> ExitCode {
let paths = results
.into_iter()
.filter_map(|worker_result| match worker_result {
WorkerResult::Entry(dir_entry) => Some(dir_entry.into_stripped_path(config)),
WorkerResult::Error(err) => {
if config.show_filesystem_errors {
print_error(err.to_string());
}
None
}
});
cmd.execute_batch(paths, config.batch_size, config.path_separator.as_deref())
}