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windows: improve error handling for fs functions

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This commit is contained in:
Igor Zinkovsky 2011-08-27 13:59:34 -07:00
parent 3a374ca7c9
commit 925564e968
1 changed files with 14 additions and 6 deletions
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20
src/win/fs.c
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@ -31,10 +31,11 @@
#include "uv.h"
#include "internal.h"
#define UV_FS_ASYNC 0x0001
#define UV_FS_ASYNC_QUEUED 0x0001
#define UV_FS_FREE_ARG0 0x0002
#define UV_FS_FREE_ARG1 0x0004
#define UV_FS_FREE_PTR 0x0008
#define UV_FS_CLEANEDUP 0x0010
#define SET_REQ_RESULT(req, result) \
req->result = result; \
@ -69,6 +70,7 @@
uv_set_sys_error(GetLastError()); \
return -1; \
} \
req->flags |= UV_FS_ASYNC_QUEUED; \
uv_ref();
@ -80,7 +82,7 @@ void uv_fs_init() {
static void uv_fs_req_init_async(uv_fs_t* req, uv_fs_type fs_type, uv_fs_cb cb) {
uv_req_init((uv_req_t*) req);
req->type = UV_FS;
req->flags = UV_FS_ASYNC;
req->flags = 0;
req->fs_type = fs_type;
req->cb = cb;
req->result = 0;
@ -710,22 +712,28 @@ void uv_process_fs_req(uv_fs_t* req) {
void uv_fs_req_cleanup(uv_fs_t* req) {
if (req->flags & UV_FS_FREE_ARG0) {
if (req->flags & UV_FS_CLEANEDUP) {
return;
}
if (req->flags & UV_FS_FREE_ARG0 && req->arg0) {
free(req->arg0);
req->arg0 = NULL;
}
if (req->flags & UV_FS_FREE_ARG1) {
if (req->flags & UV_FS_FREE_ARG1 && req->arg1) {
free(req->arg1);
req->arg1 = NULL;
}
if (req->flags & UV_FS_FREE_PTR) {
if (req->flags & UV_FS_FREE_PTR && req->ptr) {
free(req->ptr);
req->ptr = NULL;
}
if (req->flags & UV_FS_ASYNC) {
if (req->flags & UV_FS_ASYNC_QUEUED) {
uv_unref();
}
req->flags |= UV_FS_CLEANEDUP;
}