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authorFrans Kaashoek <[email protected]>2019-09-10 12:30:10 -0400
committerFrans Kaashoek <[email protected]>2019-09-10 12:30:10 -0400
commit7e6c37e67e6da62e02089fc3292569103b7e94b3 (patch)
tree8b3f2e762f1f0a32a4641d240d30b155af6ab34a /kernel/trap.c
parent035cca95fe87c67ee1e33b9edfb2d87e24476fa8 (diff)
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Support exit status for exit/wait
One test case for returning a exit status Passes usertests, but haven't used it to simplify tests
Diffstat (limited to 'kernel/trap.c')
-rw-r--r--kernel/trap.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/trap.c b/kernel/trap.c
index ec57bed..e96a542 100644
--- a/kernel/trap.c
+++ b/kernel/trap.c
@@ -54,7 +54,7 @@ usertrap(void)
// system call
if(p->killed)
- exit();
+ exit(-1);
// sepc points to the ecall instruction,
// but we want to return to the next instruction.
@@ -74,7 +74,7 @@ usertrap(void)
}
if(p->killed)
- exit();
+ exit(-1);
// give up the CPU if this is a timer interrupt.
if(which_dev == 2)