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ucode-mod-uline: re-introduce polling loop to fix prompt after line end

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Introduce a check for the resource data in order to avoid segfaulting
on exit

Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Felix Fietkau 2025-05-07 17:21:38 +02:00
parent 840c1fda83
commit 0b4ddeed5e
1 changed files with 14 additions and 10 deletions
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24
package/utils/ucode-mod-uline/src/ucode.c
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@ -368,21 +368,25 @@ uc_uline_cb_event(struct uline_state *s, enum uline_event ev)
static void uc_uline_poll_cb(struct uloop_fd *fd, unsigned int events)
{
struct uc_uline_state *us = container_of(fd, struct uc_uline_state, fd);
uc_value_t *res = ucv_get(us->res);
uc_value_t *val;
uline_poll(&us->s);
while (!uloop_cancelled && ucv_resource_data(res, NULL) && us->poll_cb) {
uline_poll(&us->s);
val = us->line;
if (!val)
return;
val = us->line;
if (!val)
break;
us->line = NULL;
if (!ucv_is_callable(us->poll_cb))
return;
us->line = NULL;
if (!ucv_is_callable(us->poll_cb))
break;
uc_vm_stack_push(us->vm, ucv_get(us->res));
uc_vm_stack_push(us->vm, ucv_get(us->poll_cb));
cb_call(us, 1, val);
uc_vm_stack_push(us->vm, ucv_get(res));
uc_vm_stack_push(us->vm, ucv_get(us->poll_cb));
cb_call(us, 1, val);
}
ucv_put(res);
}
static bool