diff options
Diffstat (limited to 'src/gfile/inc_nativefs.c')
| -rw-r--r-- | src/gfile/inc_nativefs.c | 116 |
1 files changed, 114 insertions, 2 deletions
diff --git a/src/gfile/inc_nativefs.c b/src/gfile/inc_nativefs.c index 6845cb71..8c28480b 100644 --- a/src/gfile/inc_nativefs.c +++ b/src/gfile/inc_nativefs.c @@ -33,6 +33,11 @@ static int NativeWrite(GFILE *f, const void *buf, int size); static bool_t NativeSetpos(GFILE *f, long int pos); static long int NativeGetsize(GFILE *f); static bool_t NativeEof(GFILE *f); +#if GFILE_NEED_FILELISTS + static gfileList *NativeFlOpen(const char *path, bool_t dirs); + static const char *NativeFlRead(gfileList *pfl); + static void NativeFlClose(gfileList *pfl); +#endif static const GFILEVMT FsNativeVMT = { GFILE_CHAINHEAD, // next @@ -46,8 +51,10 @@ static const GFILEVMT FsNativeVMT = { NativeDel, NativeExists, NativeFilesize, NativeRen, NativeOpen, NativeClose, NativeRead, NativeWrite, NativeSetpos, NativeGetsize, NativeEof, - 0, 0, - 0 + 0, 0, 0, + #if GFILE_NEED_FILELISTS + NativeFlOpen, NativeFlRead, NativeFlClose + #endif }; #undef GFILE_CHAINHEAD #define GFILE_CHAINHEAD &FsNativeVMT @@ -102,3 +109,108 @@ static long int NativeGetsize(GFILE *f) { if (fstat(fileno((FILE *)f->obj), &st)) return -1; return st.st_size; } + +#if GFILE_NEED_FILELISTS + #if defined(WIN32) || GFX_USE_OS_WIN32 + typedef struct NativeFileList { + gfileList fl; + HANDLE d; + WIN32_FIND_DATA f; + bool_t first; + } NativeFileList; + + static gfileList *NativeFlOpen(const char *path, bool_t dirs) { + NativeFileList *p; + (void) dirs; + + if (!(p = gfxAlloc(sizeof(NativeFileList)))) + return 0; + if ((p->d = FindFirstFile(path, &p->f)) == INVALID_HANDLE_VALUE) { + gfxFree(p); + return 0; + } + p->first = TRUE; + return &p->fl; + } + + static const char *NativeFlRead(gfileList *pfl) { + #define nfl ((NativeFileList *)pfl) + while(1) { + if (!nfl->first && !FindNextFile(nfl->d, &nfl->f)) + return 0; + nfl->first = FALSE; + if (nfl->f.cFileName[0] == '.') + continue; + if (nfl->fl.dirs) { + if ((nfl->f.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)) + break; + } else { + if (!(nfl->f.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)) + break; + } + } + return nfl->f.cFileName; + #undef nfl + } + + static void NativeFlClose(gfileList *pfl) { + CloseHandle(((NativeFileList *)pfl)->d); + gfxFree(pfl); + } + + #else + #include <dirent.h> + + typedef struct NativeFileList { + gfileList fl; + DIR * d; + struct dirent * f; + } NativeFileList; + + static gfileList *NativeFlOpen(const char *path, bool_t dirs) { + NativeFileList *p; + (void) dirs; + + if (!(p = gfxAlloc(sizeof(NativeFileList)))) + return 0; + if (!(p->d = opendir(path))) { + gfxFree(p); + return 0; + } + return &p->fl; + } + + static const char *NativeFlRead(gfileList *pfl) { + #define nfl ((NativeFileList *)pfl) + while(1) { + if (!(nfl->f = readdir(nfl->d))) + return 0; + if (nfl->f->d_name[0] == '.') + continue; + + #ifdef _DIRENT_HAVE_D_TYPE + if (nfl->fl.dirs) { + if (nfl->f->d_type == DT_DIR) + break; + } else { + if (nfl->f->d_type == DT_REG) + break; + } + #else + // Oops - no type field. We could use stat() here but that would mean + // concatting the supplied path to the found filename. + // That all just seems too hard. Instead we just don't + // distinguish between files and directories. + break; + #endif + } + return nfl->f->d_name; + #undef nfl + } + + static void NativeFlClose(gfileList *pfl) { + closedir(((NativeFileList *)pfl)->d); + gfxFree(pfl); + } + #endif +#endif |