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| author | Guenter Bartsch <guenter@users.sourceforge.net> | 2003-04-20 16:42:06 +0000 |
|---|---|---|
| committer | Guenter Bartsch <guenter@users.sourceforge.net> | 2003-04-20 16:42:06 +0000 |
| commit | ce4f3efd78c110c015c54eab05f201d1caac5f8d (patch) | |
| tree | 668c555d5de70518b93426f45fe3e44d7f06663c /win32/contrib/dirent/dirent.c | |
| parent | 80f6215b607f0ed76f7f75deaf4e4668bc6f244d (diff) | |
| download | xine-lib-ce4f3efd78c110c015c54eab05f201d1caac5f8d.tar.gz xine-lib-ce4f3efd78c110c015c54eab05f201d1caac5f8d.tar.bz2 | |
importing win32 contrib sources and msvc build environment
CVS patchset: 4641
CVS date: 2003/04/20 16:42:06
Diffstat (limited to 'win32/contrib/dirent/dirent.c')
| -rw-r--r-- | win32/contrib/dirent/dirent.c | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/win32/contrib/dirent/dirent.c b/win32/contrib/dirent/dirent.c new file mode 100644 index 000000000..8249b60ce --- /dev/null +++ b/win32/contrib/dirent/dirent.c @@ -0,0 +1,135 @@ +/*
+
+ Implementation of POSIX directory browsing functions and types for Win32.
+
+ Kevlin Henney (mailto:kevlin@acm.org), March 1997.
+
+ Copyright Kevlin Henney, 1997. All rights reserved.
+
+ Permission to use, copy, modify, and distribute this software and its
+ documentation for any purpose is hereby granted without fee, provided
+ that this copyright and permissions notice appear in all copies and
+ derivatives, and that no charge may be made for the software and its
+ documentation except to cover cost of distribution.
+
+ This software is supplied "as is" without express or implied warranty.
+
+ But that said, if there are any problems please get in touch.
+
+*/
+
+#include <dirent.h>
+#include <errno.h>
+#include <io.h>
+#include <stdlib.h>
+#include <string.h>
+
+#ifndef DIR
+
+struct DIR
+{
+ long handle; /* -1 for failed rewind */
+ struct _finddata_t info;
+ struct dirent result; /* d_name null iff first time */
+ char *name; /* NTBS */
+};
+
+#endif
+
+DIR *opendir(const char *name)
+{
+ DIR *dir = 0;
+
+ if(name && name[0])
+ {
+ size_t base_length = strlen(name);
+ const char *all = /* the root directory is a special case... */
+ strchr("/\\", name[base_length - 1]) ? "*" : "/*";
+
+ if((dir = (DIR *) malloc(sizeof *dir)) != 0 &&
+ (dir->name = (char *) malloc(base_length + strlen(all) + 1)) != 0)
+ {
+ strcat(strcpy(dir->name, name), all);
+
+ if((dir->handle = _findfirst(dir->name, &dir->info)) != -1)
+ {
+ dir->result.d_name = 0;
+ }
+ else /* rollback */
+ {
+ free(dir->name);
+ free(dir);
+ dir = 0;
+ }
+ }
+ else /* rollback */
+ {
+ free(dir);
+ dir = 0;
+ errno = ENOMEM;
+ }
+ }
+ else
+ {
+ errno = EINVAL;
+ }
+
+ return dir;
+}
+
+int closedir(DIR *dir)
+{
+ int result = -1;
+
+ if(dir)
+ {
+ if(dir->handle != -1)
+ {
+ result = _findclose(dir->handle);
+ }
+
+ free(dir->name);
+ free(dir);
+ }
+
+ if(result == -1) /* map all errors to EBADF */
+ {
+ errno = EBADF;
+ }
+
+ return result;
+}
+
+struct dirent *readdir(DIR *dir)
+{
+ struct dirent *result = 0;
+
+ if(dir && dir->handle != -1)
+ {
+ if(!dir->result.d_name || _findnext(dir->handle, &dir->info) != -1)
+ {
+ result = &dir->result;
+ result->d_name = dir->info.name;
+ }
+ }
+ else
+ {
+ errno = EBADF;
+ }
+
+ return result;
+}
+
+void rewinddir(DIR *dir)
+{
+ if(dir && dir->handle != -1)
+ {
+ _findclose(dir->handle);
+ dir->handle = _findfirst(dir->name, &dir->info);
+ dir->result.d_name = 0;
+ }
+ else
+ {
+ errno = EBADF;
+ }
+}
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