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-rw-r--r--w32/compat/dirent.c284
1 files changed, 142 insertions, 142 deletions
diff --git a/w32/compat/dirent.c b/w32/compat/dirent.c
index bc776dd..40c559a 100644
--- a/w32/compat/dirent.c
+++ b/w32/compat/dirent.c
@@ -27,180 +27,180 @@ this program. If not, see <http://www.gnu.org/licenses/>. */
DIR*
opendir(const char* pDirName)
{
- struct stat sb;
- DIR* pDir;
- char* pEndDirName;
- int nBufferLen;
-
- /* sanity checks */
- if (!pDirName) {
- errno = EINVAL;
- return NULL;
- }
- if (stat(pDirName, &sb) != 0) {
- errno = ENOENT;
- return NULL;
- }
- if ((sb.st_mode & S_IFMT) != S_IFDIR) {
- errno = ENOTDIR;
- return NULL;
- }
-
- /* allocate a DIR structure to return */
- pDir = (DIR *) malloc(sizeof (DIR));
-
- if (!pDir)
- return NULL;
-
- /* input directory name length */
- nBufferLen = strlen(pDirName);
-
- /* copy input directory name to DIR buffer */
- strcpy(pDir->dir_pDirectoryName, pDirName);
-
- /* point to end of the copied directory name */
- pEndDirName = &pDir->dir_pDirectoryName[nBufferLen - 1];
-
- /* if directory name did not end in '/' or '\', add '/' */
- if ((*pEndDirName != '/') && (*pEndDirName != '\\')) {
- pEndDirName++;
- *pEndDirName = '/';
- }
-
- /* now append the wildcard character to the buffer */
- pEndDirName++;
- *pEndDirName = '*';
- pEndDirName++;
- *pEndDirName = '\0';
-
- /* other values defaulted */
- pDir->dir_nNumFiles = 0;
- pDir->dir_hDirHandle = INVALID_HANDLE_VALUE;
- pDir->dir_ulCookie = __DIRENT_COOKIE;
-
- return pDir;
+ struct stat sb;
+ DIR* pDir;
+ char* pEndDirName;
+ int nBufferLen;
+
+ /* sanity checks */
+ if (!pDirName) {
+ errno = EINVAL;
+ return NULL;
+ }
+ if (stat(pDirName, &sb) != 0) {
+ errno = ENOENT;
+ return NULL;
+ }
+ if ((sb.st_mode & S_IFMT) != S_IFDIR) {
+ errno = ENOTDIR;
+ return NULL;
+ }
+
+ /* allocate a DIR structure to return */
+ pDir = (DIR *) malloc(sizeof (DIR));
+
+ if (!pDir)
+ return NULL;
+
+ /* input directory name length */
+ nBufferLen = strlen(pDirName);
+
+ /* copy input directory name to DIR buffer */
+ strcpy(pDir->dir_pDirectoryName, pDirName);
+
+ /* point to end of the copied directory name */
+ pEndDirName = &pDir->dir_pDirectoryName[nBufferLen - 1];
+
+ /* if directory name did not end in '/' or '\', add '/' */
+ if ((*pEndDirName != '/') && (*pEndDirName != '\\')) {
+ pEndDirName++;
+ *pEndDirName = '/';
+ }
+
+ /* now append the wildcard character to the buffer */
+ pEndDirName++;
+ *pEndDirName = '*';
+ pEndDirName++;
+ *pEndDirName = '\0';
+
+ /* other values defaulted */
+ pDir->dir_nNumFiles = 0;
+ pDir->dir_hDirHandle = INVALID_HANDLE_VALUE;
+ pDir->dir_ulCookie = __DIRENT_COOKIE;
+
+ return pDir;
}
void
closedir(DIR *pDir)
{
- /* got a valid pointer? */
- if (!pDir) {
- errno = EINVAL;
- return;
- }
+ /* got a valid pointer? */
+ if (!pDir) {
+ errno = EINVAL;
+ return;
+ }
- /* sanity check that this is a DIR pointer */
- if (pDir->dir_ulCookie != __DIRENT_COOKIE) {
- errno = EINVAL;
- return;
- }
+ /* sanity check that this is a DIR pointer */
+ if (pDir->dir_ulCookie != __DIRENT_COOKIE) {
+ errno = EINVAL;
+ return;
+ }
- /* close the WINDOWS32 directory handle */
- if (pDir->dir_hDirHandle != INVALID_HANDLE_VALUE)
- FindClose(pDir->dir_hDirHandle);
+ /* close the WINDOWS32 directory handle */
+ if (pDir->dir_hDirHandle != INVALID_HANDLE_VALUE)
+ FindClose(pDir->dir_hDirHandle);
- free(pDir);
+ free(pDir);
- return;
+ return;
}
struct dirent *
readdir(DIR* pDir)
{
- WIN32_FIND_DATA wfdFindData;
-
- if (!pDir) {
- errno = EINVAL;
- return NULL;
- }
-
- /* sanity check that this is a DIR pointer */
- if (pDir->dir_ulCookie != __DIRENT_COOKIE) {
- errno = EINVAL;
- return NULL;
- }
-
- if (pDir->dir_nNumFiles == 0) {
- pDir->dir_hDirHandle = FindFirstFile(pDir->dir_pDirectoryName, &wfdFindData);
- if (pDir->dir_hDirHandle == INVALID_HANDLE_VALUE)
- return NULL;
- } else if (!FindNextFile(pDir->dir_hDirHandle, &wfdFindData))
- return NULL;
-
- /* bump count for next call to readdir() or telldir() */
- pDir->dir_nNumFiles++;
-
- /* fill in struct dirent values */
- pDir->dir_sdReturn.d_ino = (ino_t)-1;
- strcpy(pDir->dir_sdReturn.d_name, wfdFindData.cFileName);
-
- return &pDir->dir_sdReturn;
+ WIN32_FIND_DATA wfdFindData;
+
+ if (!pDir) {
+ errno = EINVAL;
+ return NULL;
+ }
+
+ /* sanity check that this is a DIR pointer */
+ if (pDir->dir_ulCookie != __DIRENT_COOKIE) {
+ errno = EINVAL;
+ return NULL;
+ }
+
+ if (pDir->dir_nNumFiles == 0) {
+ pDir->dir_hDirHandle = FindFirstFile(pDir->dir_pDirectoryName, &wfdFindData);
+ if (pDir->dir_hDirHandle == INVALID_HANDLE_VALUE)
+ return NULL;
+ } else if (!FindNextFile(pDir->dir_hDirHandle, &wfdFindData))
+ return NULL;
+
+ /* bump count for next call to readdir() or telldir() */
+ pDir->dir_nNumFiles++;
+
+ /* fill in struct dirent values */
+ pDir->dir_sdReturn.d_ino = (ino_t)-1;
+ strcpy(pDir->dir_sdReturn.d_name, wfdFindData.cFileName);
+
+ return &pDir->dir_sdReturn;
}
void
rewinddir(DIR* pDir)
{
- if (!pDir) {
- errno = EINVAL;
- return;
- }
-
- /* sanity check that this is a DIR pointer */
- if (pDir->dir_ulCookie != __DIRENT_COOKIE) {
- errno = EINVAL;
- return;
- }
-
- /* close the WINDOWS32 directory handle */
- if (pDir->dir_hDirHandle != INVALID_HANDLE_VALUE)
- if (!FindClose(pDir->dir_hDirHandle))
- errno = EBADF;
-
- /* reset members which control readdir() */
- pDir->dir_hDirHandle = INVALID_HANDLE_VALUE;
- pDir->dir_nNumFiles = 0;
-
- return;
+ if (!pDir) {
+ errno = EINVAL;
+ return;
+ }
+
+ /* sanity check that this is a DIR pointer */
+ if (pDir->dir_ulCookie != __DIRENT_COOKIE) {
+ errno = EINVAL;
+ return;
+ }
+
+ /* close the WINDOWS32 directory handle */
+ if (pDir->dir_hDirHandle != INVALID_HANDLE_VALUE)
+ if (!FindClose(pDir->dir_hDirHandle))
+ errno = EBADF;
+
+ /* reset members which control readdir() */
+ pDir->dir_hDirHandle = INVALID_HANDLE_VALUE;
+ pDir->dir_nNumFiles = 0;
+
+ return;
}
int
telldir(DIR* pDir)
{
- if (!pDir) {
- errno = EINVAL;
- return -1;
- }
-
- /* sanity check that this is a DIR pointer */
- if (pDir->dir_ulCookie != __DIRENT_COOKIE) {
- errno = EINVAL;
- return -1;
- }
-
- /* return number of times readdir() called */
- return pDir->dir_nNumFiles;
+ if (!pDir) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ /* sanity check that this is a DIR pointer */
+ if (pDir->dir_ulCookie != __DIRENT_COOKIE) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ /* return number of times readdir() called */
+ return pDir->dir_nNumFiles;
}
void
seekdir(DIR* pDir, long nPosition)
{
- if (!pDir)
- return;
+ if (!pDir)
+ return;
- /* sanity check that this is a DIR pointer */
- if (pDir->dir_ulCookie != __DIRENT_COOKIE)
- return;
+ /* sanity check that this is a DIR pointer */
+ if (pDir->dir_ulCookie != __DIRENT_COOKIE)
+ return;
- /* go back to beginning of directory */
- rewinddir(pDir);
+ /* go back to beginning of directory */
+ rewinddir(pDir);
- /* loop until we have found position we care about */
- for (--nPosition; nPosition && readdir(pDir); nPosition--);
+ /* loop until we have found position we care about */
+ for (--nPosition; nPosition && readdir(pDir); nPosition--);
- /* flag invalid nPosition value */
- if (nPosition)
- errno = EINVAL;
+ /* flag invalid nPosition value */
+ if (nPosition)
+ errno = EINVAL;
- return;
+ return;
}
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