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windows: don't alloc readdir buffer for empty dirs

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This commit is contained in:
Igor Zinkovsky 2011-10-11 11:47:05 -07:00
parent 4ac13090ca
commit 40b64a81cb
1 changed files with 10 additions and 7 deletions
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17
src/win/fs.c
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@ -342,7 +342,7 @@ void fs__rmdir(uv_fs_t* req, const char* path) {
void fs__readdir(uv_fs_t* req, const char* path, int flags) {
int result;
char* buf, *ptr, *name;
char* buf = NULL, *ptr, *name;
HANDLE dir;
WIN32_FIND_DATAA ent = {0};
size_t len = strlen(path);
@ -365,12 +365,6 @@ void fs__readdir(uv_fs_t* req, const char* path, int flags) {
return;
}
buf = (char*)malloc(buf_size);
if (!buf) {
uv_fatal_error(ERROR_OUTOFMEMORY, "malloc");
}
ptr = buf;
result = 0;
do {
@ -379,6 +373,15 @@ void fs__readdir(uv_fs_t* req, const char* path, int flags) {
if (name[0] != '.' || (name[1] && (name[1] != '.' || name[2]))) {
len = strlen(name);
if (!buf) {
buf = (char*)malloc(buf_size);
if (!buf) {
uv_fatal_error(ERROR_OUTOFMEMORY, "malloc");
}
ptr = buf;
}
while ((ptr - buf) + len + 1 > buf_size) {
buf_size *= 2;
path2 = buf;