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Oh damn you Windows and your spoony file handling...

This commit is contained in:
Themaister 2011-03-29 23:21:56 +02:00
parent bab03ba8c5
commit 074234f182
1 changed files with 61 additions and 10 deletions
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71
file.c
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@ -28,6 +28,7 @@
#ifdef _WIN32
#include <io.h>
#include <fcntl.h>
#include <windows.h>
#else
#include <sys/types.h>
#include <dirent.h>
@ -517,44 +518,81 @@ bool init_rom_file(enum ssnes_game_type type)
return true;
}
#ifdef _WIN32
char** dir_list_new(const char *dir)
{
(void)dir;
return NULL;
}
#else
// Yep, this is C alright ;)
char** dir_list_new(const char *dir, const char *ext)
{
size_t path_len = strlen(dir);
size_t cur_ptr = 0;
size_t cur_size = 32;
char **dir_list = NULL;
#ifdef _WIN32
WIN32_FIND_DATAW ffd;
HANDLE hFind = INVALID_HANDLE_VALUE;
size_t final_off = MAX_PATH + path_len + 2;
wchar_t wchar_buf[MAX_PATH + 1];
char utf8_buf[MAX_PATH + 3];
strncpy(utf8_buf, dir, MAX_PATH);
strcat(utf8_buf, "/*");
utf8_buf[MAX_PATH + 2] = '\0';
int ret = MultiByteToWideChar(CP_UTF8, 0, utf8_buf, strlen(utf8_buf), wchar_buf, MAX_PATH);
wchar_buf[ret] = 0;
hFind = FindFirstFileW(wchar_buf, &ffd);
if (hFind == INVALID_HANDLE_VALUE)
goto error;
#else
DIR *directory = NULL;
const struct dirent *entry = NULL;
size_t path_len = strlen(dir);
size_t final_off = sizeof(entry->d_name) + path_len + 2;
directory = opendir(dir);
if (!directory)
goto error;
#endif
dir_list = calloc(cur_size, sizeof(char*));
if (!dir_list)
goto error;
#ifdef _WIN32 // Hard to read? Blame non-POSIX heathens!
do
#else
while ((entry = readdir(directory)))
#endif
{
// Not a perfect search of course, but hopefully good enough in practice.
#ifdef _WIN32
if (ffd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
continue;
int ret = WideCharToMultiByte(CP_UTF8, 0, ffd.cFileName, wcslen(ffd.cFileName), utf8_buf, MAX_PATH, NULL, NULL);
utf8_buf[ret] = '\0';
fprintf(stderr, "FOUND: %s\n", utf8_buf);
if (ext && !strstr(utf8_buf, ext))
continue;
#else
if (ext && !strstr(entry->d_name, ext))
continue;
#endif
dir_list[cur_ptr] = malloc(final_off);
if (!dir_list[cur_ptr])
goto error;
strcpy(dir_list[cur_ptr], dir);
#ifdef _WIN32
dir_list[cur_ptr][path_len] = '\\';
strcpy(&dir_list[cur_ptr][path_len + 1], utf8_buf);
#else
dir_list[cur_ptr][path_len] = '/';
strcpy(&dir_list[cur_ptr][path_len + 1], entry->d_name);
#endif
dir_list[cur_ptr][final_off - 1] = '\0';
cur_ptr++;
@ -569,17 +607,30 @@ char** dir_list_new(const char *dir, const char *ext)
memset(dir_list + cur_ptr, 0, (cur_size - cur_ptr) * sizeof(char*));
}
}
#ifdef _WIN32
while (FindNextFileW(hFind, &ffd) != 0);
#endif
#ifdef _WIN32
FindClose(hFind);
#else
closedir(directory);
#endif
return dir_list;
error:
SSNES_ERR("Failed to open directory: \"%s\"\n", dir);
#ifdef _WIN32
if (hFind != INVALID_HANDLE_VALUE)
FindClose(hFind);
#else
if (directory)
closedir(directory);
#endif
dir_list_free(dir_list);
return NULL;
}
#endif
void dir_list_free(char **dir_list)
{