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Rework options interface

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Users will want to set options from an environment variable or something
like that.  Particular GC implementations will want to expose an
expanded set of options.  For these reasons we make the options
interface a bit more generalized and include parsing.
This commit is contained in:
Andy Wingo 2023-02-15 10:50:17 +01:00
parent 499ff1fe76
commit 4cb26e0144
14 changed files with 411 additions and 257 deletions
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22
gc-api.h
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@ -4,9 +4,10 @@
#include "gc-config.h"
#include "gc-assert.h"
#include "gc-attrs.h"
#include "gc-inline.h"
#include "gc-ref.h"
#include "gc-edge.h"
#include "gc-inline.h"
#include "gc-options.h"
#include "gc-ref.h"
#include "gc-visibility.h"
#include <stdatomic.h>
@ -16,26 +17,13 @@
struct gc_heap;
struct gc_mutator;
enum {
GC_OPTION_FIXED_HEAP_SIZE,
GC_OPTION_PARALLELISM
};
struct gc_option {
int option;
double value;
};
GC_API_ int gc_option_from_string(const char *str);
struct gc_stack_addr;
GC_API_ void* gc_call_with_stack_addr(void* (*f)(struct gc_stack_addr *,
void *),
void *data) GC_NEVER_INLINE;
GC_API_ int gc_init(int argc, struct gc_option argv[],
struct gc_stack_addr *base, struct gc_heap **heap,
struct gc_mutator **mutator);
GC_API_ int gc_init(struct gc_options *options, struct gc_stack_addr *base,
struct gc_heap **heap, struct gc_mutator **mutator);
struct gc_mutator_roots;
GC_API_ void gc_mutator_set_roots(struct gc_mutator *mut,