diff options
Diffstat (limited to 'sys/kern/kern_exec.c')
| -rw-r--r-- | sys/kern/kern_exec.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sys/kern/kern_exec.c b/sys/kern/kern_exec.c index 1466159..ceb08f6 100644 --- a/sys/kern/kern_exec.c +++ b/sys/kern/kern_exec.c @@ -36,6 +36,7 @@ #include <vm/map.h> #include <vm/physmem.h> #include <machine/pcb.h> +#include <string.h> /* * Release the memory of the old stack @@ -84,6 +85,9 @@ execve(struct proc *td, const struct execve_args *args) if (td->stack_base != 0) release_stack(td); + /* Save program state */ + memcpy(&td->exec, &prog, sizeof(td->exec)); + /* Set new stack and map it to userspace */ td->stack_base = stack; vm_map(pcbp->addrsp, td->stack_base, td->stack_base, |