moving windows with mouse, changing some old panics into syslogs, small bugfix in knob files, "send to back" wm keybinding

1 files changed, 14 insertions, 11 deletions

diff --git a/src/kernel/elf.c b/src/kernel/elf.c
index f601654..fdb13aa 100644
--- a/src/kernel/elf.c
+++ b/src/kernel/elf.c
@@ -76,6 +76,10 @@ struct ph_entry {
 } __attribute__ ((packed));
 
 uint32_t try_elf_run(const struct drive *d, const char *path, const char *pass_old_vma, uint32_t io_handle) {
+  struct task_state *tstate = new_task();
+  if (!tstate)
+    return 0;
+
   file_id_t h = d->get_file(d, path);
   if (!h)
     return 0;
@@ -126,18 +130,17 @@ uint32_t try_elf_run(const struct drive *d, const char *path, const char *pass_o
 
   memcpy(pass_pma, pass, pass_l);
 
-  struct task_state tstate;
-  tstate.page_directory = pd;
-  tstate.ret_addr = ehead.entry_vma;
-  tstate.stack_bottom = 0;
+  tstate->page_directory = pd;
+  tstate->ret_addr = ehead.entry_vma;
+  tstate->stack_bottom = 0;
 
 //logf(LOG_INFO, "      tasks: 0x%h", tasks);
 //logf(LOG_INFO, "active_task: 0x%h", active_task);
 //logf(LOG_INFO, "    new edi: 0x%hb", active_task - tasks + 1);
-  tstate.edx = (uint32_t)pass_vma;
-  tstate.esi = io_handle;
-  tstate.edi = active_task - tasks + 1;
-  tstate.esp = 0;
+  tstate->edx = (uint32_t)pass_vma;
+  tstate->esi = io_handle;
+  tstate->edi = active_task - tasks + 1;
+  tstate->esp = 0;
 
   const char *path_end_start = path;
   for (const char *i = path; *i; ++i)
@@ -148,9 +151,9 @@ uint32_t try_elf_run(const struct drive *d, const char *path, const char *pass_o
   for (i = 0; i < TASK_NAME_LEN; ++i) {
     if (!path_end_start[i])
       break;
-    tstate.name[i] = path_end_start[i];
+    tstate->name[i] = path_end_start[i];
   }
-  tstate.name[i] = '\0';
+  tstate->name[i] = '\0';
 
-  return new_task(tstate);
+  return (tstate - tasks) + 1;
 }