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src: clean up uv_fs_t's in module_wrap.cc

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This commit adds uv_fs_req_cleanup() calls to all uses of
uv_fs_t's in src/module_wrap.cc.

PR-URL: https://github.com/nodejs/node/pull/16722
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: James M Snell <jasnell@gmail.com>
This commit is contained in:
cjihrig 2017-11-03 11:50:26 -04:00
parent 5f6d64789d
commit 40237024b3
No known key found for this signature in database
GPG Key ID: 7434390BDBE9B9C5
1 changed files with 27 additions and 13 deletions
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40
src/module_wrap.cc
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@ -310,17 +310,21 @@ std::string ReadFile(uv_file file) {
uv_fs_t req;
char buffer_memory[4096];
uv_buf_t buf = uv_buf_init(buffer_memory, sizeof(buffer_memory));
int r;
do {
uv_fs_read(uv_default_loop(),
&req,
file,
&buf,
1,
contents.length(), // offset
nullptr);
if (req.result <= 0)
r = uv_fs_read(uv_default_loop(),
&req,
file,
&buf,
1,
contents.length(), // offset
nullptr);
uv_fs_req_cleanup(&req);
if (r <= 0)
break;
contents.append(buf.base, req.result);
contents.append(buf.base, r);
} while (true);
return contents;
}
@ -337,20 +341,29 @@ Maybe<uv_file> CheckFile(const URL& search,
if (path.empty()) {
return Nothing<uv_file>();
}
uv_fs_open(nullptr, &fs_req, path.c_str(), O_RDONLY, 0, nullptr);
uv_file fd = fs_req.result;
uv_file fd = uv_fs_open(nullptr, &fs_req, path.c_str(), O_RDONLY, 0, nullptr);
uv_fs_req_cleanup(&fs_req);
if (fd < 0) {
return Nothing<uv_file>();
}
uv_fs_fstat(nullptr, &fs_req, fd, nullptr);
if (fs_req.statbuf.st_mode & S_IFDIR) {
uint64_t is_directory = fs_req.statbuf.st_mode & S_IFDIR;
uv_fs_req_cleanup(&fs_req);
if (is_directory) {
uv_fs_close(nullptr, &fs_req, fd, nullptr);
uv_fs_req_cleanup(&fs_req);
return Nothing<uv_file>();
}
if (opt == CLOSE_AFTER_CHECK)
if (opt == CLOSE_AFTER_CHECK) {
uv_fs_close(nullptr, &fs_req, fd, nullptr);
uv_fs_req_cleanup(&fs_req);
}
return Just(fd);
}
@ -395,6 +408,7 @@ Maybe<URL> ResolveMain(Environment* env, const URL& search) {
std::string pkg_src = ReadFile(check.FromJust());
uv_fs_t fs_req;
uv_fs_close(nullptr, &fs_req, check.FromJust(), nullptr);
uv_fs_req_cleanup(&fs_req);
// It's not okay for the called of this method to not be able to tell
// whether an exception is pending or not.