[MONITOR] gui and filter arguments

Author: Diego Ferrari

kernel/bin/monitor_processes.c

@@ -37,11 +37,13 @@ uint64_t calc_heap(uintptr_t ptr){
  return size;
 }
 
+char *procname;
+
 void print_process_info(){
  process_t *processes = get_all_processes();
  for (int i = 0; i < MAX_PROCS; i++){
  process_t *proc = &processes[i];
- if (proc->id != 0 && proc->state != STOPPED){
+ if (proc->id != 0 && proc->state != STOPPED && (!procname || strcmp_case(procname,proc->name,true) == 0)){
  print("Process [%i]: %s [pid = %i | status = %s]",i,(uintptr_t)proc->name,proc->id,(uintptr_t)parse_proc_state(proc->state));
  print("Stack: %x (%x). SP: %x",proc->stack, proc->stack_size, proc->sp);
  print("Heap: %x (%x)",proc->heap, calc_heap(proc->heap_phys));
@@ -145,20 +147,38 @@ void draw_process_view(){
  commit_draw_ctx(&ctx);
 }
 
-int monitor_procs(int argc, char* argv[]){
- bool visual = false;
- if (argc > 1){ //TODO: make this a proper parser once argv is fixed
- visual = true;
- request_draw_ctx(&ctx);
+bool visual;
+void show_help(char* name){
+ print("Usage: %s [gui] <filter>",name);
+}
+
+bool parse_args(int argc, char* argv[]){
+ for (int i = 1; i < argc; i++){
+ if (strcmp(argv[i],"gui") == 0){ 
+ visual = true;
+ request_draw_ctx(&ctx);
+ }
+ else if (strcmp(argv[i],"-help") == 0 || strcmp(argv[i],"-h") == 0){ 
+ show_help(argv[0]);
+ return false;
+ }
+ else if (strlen(argv[i])) procname = argv[i];
  }
+ return true;
+}
+
+int monitor_procs(int argc, char* argv[]){
+ visual = false;
+ if (!parse_args(argc, argv)) return 0;
  while (1){
  if (visual)
  draw_process_view();
- else 
+ else {
  print_process_info();
+ msleep(5000);
+ }
  kbd_event ev;
  if (read_event(&ev) && ev.key == KEY_ESC) return 0;
- msleep(5000);
  }
  return 1;
 }