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Implement argc/argv support for spawned tasks.

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Celebrate the new functionality with a simple /bin/cat implementation. :^)
This commit is contained in:
Andreas Kling 2018-10-26 11:16:56 +02:00
parent 53abfa7ea1
commit df87dda63c
13 changed files with 105 additions and 17 deletions
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7
Kernel/Task.h
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@ -16,7 +16,7 @@ class Task : public InlineLinkedListNode<Task> {
friend class InlineLinkedListNode<Task>;
public:
static Task* createKernelTask(void (*entry)(), String&& name);
static Task* createUserTask(const String& path, uid_t, gid_t, pid_t parentPID, int& error);
static Task* createUserTask(const String& path, uid_t, gid_t, pid_t parentPID, int& error, const char** args = nullptr);
~Task();
static Vector<Task*> allTasks();
@ -92,7 +92,7 @@ public:
int sys$kill(pid_t pid, int sig);
int sys$geterror() { return m_error; }
void sys$exit(int status);
int sys$spawn(const char* path);
int sys$spawn(const char* path, const char** args);
pid_t sys$waitpid(pid_t);
void* sys$mmap(void*, size_t size);
int sys$munmap(void*, size_t size);
@ -101,6 +101,7 @@ public:
int sys$sleep(unsigned seconds);
int sys$gettimeofday(timeval*);
int sys$gethostname(char* name, size_t length);
int sys$get_arguments(int* argc, char*** argv);
static void initialize();
@ -170,6 +171,8 @@ private:
LinearAddress m_nextRegion;
pid_t m_parentPID { 0 };
Vector<String> m_arguments;
};
extern void task_init();