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https://github.com/RGBCube/serenity
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Shell: Build as part of Lagom as well
Bringing the Serenity Shell to your very own host system :^)
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parent
d2bdbc3e77
commit
639c1a1737
5 changed files with 45 additions and 8 deletions
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@ -49,7 +49,9 @@ static inline RefPtr<T> create(std::initializer_list<RefPtr<Value>> arg)
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static inline void print_indented(const String& str, int indent)
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{
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dbgprintf("%.*c%s\n", indent * 2, ' ', str.characters());
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for (auto i = 0; i < indent; ++i)
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dbgprintf(" ");
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dbgprintf("%s\n", str.characters());
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}
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static inline Vector<Command> join_commands(Vector<Command> left, Vector<Command> right)
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@ -28,6 +28,7 @@
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#include <AK/LexicalPath.h>
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#include <LibCore/ArgsParser.h>
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#include <LibCore/File.h>
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#include <inttypes.h>
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#include <signal.h>
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#include <sys/wait.h>
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@ -94,7 +95,7 @@ int Shell::builtin_bg(int argc, const char** argv)
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job->set_running_in_background(true);
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dbg() << "Resuming " << job->pid() << " (" << job->cmd() << ")";
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fprintf(stderr, "Resuming job %llu - %s\n", job->job_id(), job->cmd().characters());
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fprintf(stderr, "Resuming job %" PRIu64 " - %s\n", job->job_id(), job->cmd().characters());
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if (killpg(job->pgid(), SIGCONT) < 0) {
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perror("killpg");
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@ -340,7 +341,7 @@ int Shell::builtin_fg(int argc, const char** argv)
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job->set_running_in_background(false);
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dbg() << "Resuming " << job->pid() << " (" << job->cmd() << ")";
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fprintf(stderr, "Resuming job %llu - %s\n", job->job_id(), job->cmd().characters());
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fprintf(stderr, "Resuming job %" PRIu64 " - %s\n", job->job_id(), job->cmd().characters());
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if (killpg(job->pgid(), SIGCONT) < 0) {
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perror("killpg");
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@ -406,7 +407,7 @@ int Shell::builtin_disown(int argc, const char** argv)
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job->deactivate();
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if (!job->is_running_in_background())
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fprintf(stderr, "disown warning: job %llu is currently not running, 'kill -%d %d' to make it continue\n", job->job_id(), SIGCONT, job->pid());
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fprintf(stderr, "disown warning: job %" PRIu64 " is currently not running, 'kill -%d %d' to make it continue\n", job->job_id(), SIGCONT, job->pid());
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jobs.remove(job_index);
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}
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@ -473,13 +474,13 @@ int Shell::builtin_jobs(int argc, const char** argv)
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switch (mode) {
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case Basic:
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printf("[%llu] %c %s %s\n", job.value->job_id(), background_indicator, status, job.value->cmd().characters());
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printf("[%" PRIu64 "] %c %s %s\n", job.value->job_id(), background_indicator, status, job.value->cmd().characters());
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break;
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case OnlyPID:
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printf("[%llu] %c %d %s %s\n", job.value->job_id(), background_indicator, pid, status, job.value->cmd().characters());
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printf("[%" PRIu64 "] %c %d %s %s\n", job.value->job_id(), background_indicator, pid, status, job.value->cmd().characters());
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break;
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case ListAll:
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printf("[%llu] %c %d %d %s %s\n", job.value->job_id(), background_indicator, pid, job.value->pgid(), status, job.value->cmd().characters());
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printf("[%" PRIu64 "] %c %d %d %s %s\n", job.value->job_id(), background_indicator, pid, job.value->pgid(), status, job.value->cmd().characters());
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break;
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}
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}
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@ -423,7 +423,11 @@ RefPtr<Job> Shell::run_command(AST::Command& command)
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return nullptr;
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pid_t child = fork();
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if (!child) {
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if (child < 0) {
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perror("fork");
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return nullptr;
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}
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if (child == 0) {
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setpgid(0, 0);
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tcsetpgrp(0, getpid());
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tcsetattr(0, TCSANOW, &default_termios);
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@ -78,6 +78,12 @@ int main(int argc, char** argv)
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for (auto& job : jobs) {
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int wstatus = 0;
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auto child_pid = waitpid(job.value->pid(), &wstatus, WNOHANG);
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#ifndef __serenity__
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if (child_pid == 0) {
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// Linux: if child didn't "change state", but existed.
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child_pid = job.value->pid();
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}
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#endif
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if (child_pid == job.value->pid()) {
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if (WIFEXITED(wstatus)) {
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job.value->set_has_exit(WEXITSTATUS(wstatus));
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@ -95,10 +101,18 @@ int main(int argc, char** argv)
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// Ignore SIGTSTP as the shell should not be suspended with ^Z.
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signal(SIGTSTP, [](auto) {});
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#ifndef __serenity__
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sigset_t blocked;
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sigemptyset(&blocked);
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sigaddset(&blocked, SIGTTOU);
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pthread_sigmask(SIG_BLOCK, &blocked, NULL);
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#endif
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#ifdef __serenity__
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if (pledge("stdio rpath wpath cpath proc exec tty accept", nullptr) < 0) {
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perror("pledge");
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return 1;
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}
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#endif
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editor = Line::Editor::construct(Line::Configuration { Line::Configuration::UnescapedSpaces });
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