rust/src/rt/rust_crate_map.cpp
2013-09-04 14:18:56 +02:00

70 lines
2.2 KiB
C++

// Copyright 2012-2013 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
#include "rust_crate_map.h"
#include <set>
void iter_module_map(const mod_entry* map,
void (*fn)(void* fptr, void* env, const mod_entry *entry),
void* fptr,
void* env
) {
for (const mod_entry* cur = map; cur->name; cur++) {
fn(fptr, env, cur);
}
}
void iter_crate_map(const cratemap* map,
void (*fn)(void* fptr, void* env, const mod_entry *entry),
void *fptr,
void *env,
std::set<const cratemap*>& visited) {
if (visited.find(map) == visited.end()) {
// Mark this crate visited
visited.insert(map);
// First iterate this crate
iter_module_map(map->entries(), fn, fptr, env);
// Then recurse on linked crates
for (cratemap::iterator i = map->begin(),
e = map->end(); i != e; ++i) {
iter_crate_map(*i, fn, fptr, env, visited);
}
}
}
void iter_crate_map(const cratemap* map,
void (*fn)(void* fptr, void* env, const mod_entry *entry),
void *fptr,
void *env
) {
std::set<const cratemap*> visited;
iter_crate_map(map, fn, fptr, env, visited);
}
extern "C" CDECL void
rust_iter_crate_map(const cratemap* map,
void (*fn)(void* fptr, void* env, const mod_entry *entry),
void *fptr,
void *env
) {
return iter_crate_map(map, fn, fptr, env);
}
//
// Local Variables:
// mode: C++
// fill-column: 78;
// indent-tabs-mode: nil
// c-basic-offset: 4
// buffer-file-coding-system: utf-8-unix
// End:
//