RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-05-31 05:08:13 +00:00
Code Issues Activity Actions

Shell: Add the `disown' shell builtin

Browse source
This commit is contained in:
AnotherTest 2020-05-24 21:01:39 +04:30 • committed by Andreas Kling
parent 4cbe202d2c
commit 0d39418b0b
3 changed files with 67 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

59
Shell/Shell.cpp
View file

@ -442,6 +442,65 @@ int Shell::builtin_fg(int argc, const char** argv)
return return_value;
}
int Shell::builtin_disown(int argc, const char** argv)
{
Vector<const char*> str_job_ids;
Core::ArgsParser parser;
parser.add_positional_argument(str_job_ids, "Id of the jobs to disown (omit for current job)", "job_ids", Core::ArgsParser::Required::No);
if (!parser.parse(argc, const_cast<char**>(argv), false))
return 1;
Vector<size_t> job_ids;
for (auto& job_id : str_job_ids) {
bool ok;
auto id = StringView { job_id }.to_uint(ok);
if (ok)
job_ids.append(id);
else
printf("Invalid job id: %s\n", job_id);
}
if (job_ids.is_empty())
job_ids.append(jobs.size() - 1);
Vector<size_t> keys_of_jobs_to_disown;
for (auto id : job_ids) {
bool found = false;
for (auto& entry : jobs) {
if (entry.value->job_id() == id) {
keys_of_jobs_to_disown.append(entry.key);
found = true;
break;
}
}
if (!found) {
printf("job with id %zu not found\n", id);
}
}
if (keys_of_jobs_to_disown.is_empty()) {
if (str_job_ids.is_empty()) {
printf("disown: no current job\n");
}
// An error message has already been printed about the nonexistence of each listed job.
return 1;
}
for (auto job_index : keys_of_jobs_to_disown) {
auto job = jobs.get(job_index).value();
job->deactivate();
if (!job->is_running_in_background())
printf("disown warning: job %llu is currently not running, 'kill -%d %d' to make it continue\n", job->job_id(), SIGCONT, job->pid());
jobs.remove(job_index);
}
return 0;
}
int Shell::builtin_history(int, const char**)
{
for (size_t i = 0; i < editor.history().size(); ++i) {