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Add get_directory_contents utility function

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This commit is contained in:
Andrew Ayer
2014-07-02 22:10:09 -07:00
parent 4af0a0cfc1
commit f03d972937
3 changed files with 54 additions and 0 deletions
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util-win32.cpp
+29
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@@ -33,6 +33,7 @@
#include <fcntl.h>
#include <windows.h>
#include <vector>
#include <cstring>
std::string System_error::message () const
{
@@ -357,3 +358,31 @@ int util_rename (const char* from, const char* to)
unlink(to);
return rename(from, to);
}
std::vector<std::string> get_directory_contents (const char* path)
{
std::vector<std::string> filenames;
std::string patt(path);
if (!patt.empty() && patt[patt.size() - 1] != '/' && patt[patt.size() - 1] != '\\') {
patt.push_back('\\');
}
patt.push_back('*');
WIN32_FIND_DATAA ffd;
HANDLE h = FindFirstFileA(patt.c_str(), &ffd);
if (h == INVALID_HANDLE_VALUE) {
throw System_error("FindFirstFileA", patt, GetLastError());
}
do {
if (std::strcmp(ffd.cFileName, ".") != 0 && std::strcmp(ffd.cFileName, "..") != 0) {
filenames.push_back(ffd.cFileName);
}
} while (FindNextFileA(h, &ffd) != 0);
DWORD err = GetLastError();
if (err != ERROR_NO_MORE_FILES) {
throw System_error("FileNextFileA", patt, err);
}
FindClose(h);
return filenames;
}