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fs/FileSystem: use GetFileAttributes() on WIN32 if possible

This commit is contained in:
Max Kellermann 2015-02-27 19:08:04 +01:00
parent 4dd861ee23
commit 6b3b1cbd99
1 changed files with 20 additions and 2 deletions
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22
src/fs/FileSystem.hxx
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@ -26,10 +26,15 @@
#include "Path.hxx"
#ifdef WIN32
#include <fileapi.h>
#endif
#include <sys/stat.h>
#include <unistd.h>
#include <stdio.h>
class AllocatedPath;
namespace FOpenMode {
@ -128,8 +133,15 @@ CheckAccess(Path path, int mode)
static inline bool
FileExists(Path path, bool follow_symlinks = true)
{
#ifdef WIN32
(void)follow_symlinks;
const auto a = GetFileAttributes(path.c_str());
return a != INVALID_FILE_ATTRIBUTES && (a & FILE_ATTRIBUTE_NORMAL);
#else
struct stat buf;
return StatFile(path, buf, follow_symlinks) && S_ISREG(buf.st_mode);
#endif
}
/**
@ -138,8 +150,15 @@ FileExists(Path path, bool follow_symlinks = true)
static inline bool
DirectoryExists(Path path, bool follow_symlinks = true)
{
#ifdef WIN32
(void)follow_symlinks;
const auto a = GetFileAttributes(path.c_str());
return a != INVALID_FILE_ATTRIBUTES && (a & FILE_ATTRIBUTE_DIRECTORY);
#else
struct stat buf;
return StatFile(path, buf, follow_symlinks) && S_ISDIR(buf.st_mode);
#endif
}
/**
@ -149,8 +168,7 @@ static inline bool
PathExists(Path path)
{
#ifdef WIN32
struct stat buf;
return StatFile(path, buf);
return GetFileAttributes(path.c_str()) != INVALID_FILE_ATTRIBUTES;
#else
return CheckAccess(path, F_OK);
#endif