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Add warn proc to bdw

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This commit is contained in:
Andy Wingo 2025-05-15 15:56:40 +02:00
parent 08e6633f93
commit f5edbc278b
1 changed files with 6 additions and 0 deletions
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6
src/bdw.c
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@ -558,6 +558,11 @@ static void* oom_fn(size_t nbytes) {
return NULL;
}
static void warn_fn(char *fmt, GC_word arg) {
/* FIXME: Do something better with this. */
fprintf (stderr, fmt, arg);
}
void gc_heap_set_allocation_failure_handler(struct gc_heap *heap,
void* (*handler)(struct gc_heap*,
size_t)) {
@ -616,6 +621,7 @@ int gc_init(const struct gc_options *options, struct gc_stack_addr stack_base,
snprintf(markers, sizeof(markers), "%d", options->common.parallelism);
setenv("GC_MARKERS", markers, 1);
GC_init();
GC_set_warn_proc (warn_fn);
size_t current_heap_size = GC_get_heap_size();
if (options->common.heap_size > current_heap_size)
GC_expand_hp(options->common.heap_size - current_heap_size);