Added glob POSIX routines for non-Unix platforms.

Added isdir function to check if a path is a directory.
Added BACKSLASH macro (os-specific path separator).

src/sbbs3/sbbswrap.h

@@ -38,6 +38,48 @@
 #ifndef _SBBSWRAP_H
 #define _SBBSWRAP_H
 
+#ifdef _MSC_VER
+	#include "msdirent.h"
+#else
+	#include <dirent.h>	/* POSIX directory functions */
+#endif
+
+#ifdef __unix__
+	#include <glob.h>	/* POSIX.2 directory pattern matching function */
+#else
+
+typedef struct 
+{
+		size_t gl_pathc;			/* Count of paths matched so far */
+		char **gl_pathv;			/* List of matched pathnames. */
+		size_t gl_offs;				/* Slots to reserve in 'gl_pathv'. */
+} glob_t;
+
+/* Bits set in the FLAGS argument to `glob'.  */
+#define GLOB_ERR        (1 << 0)	/* Return on read errors.  */
+#define GLOB_MARK       (1 << 1)	/* Append a slash to each name.  */
+#define GLOB_NOSORT     (1 << 2)	/* Don't sort the names.  */
+#define GLOB_DOOFFS     (1 << 3)	/* Insert PGLOB->gl_offs NULLs.  */
+#define GLOB_NOCHECK    (1 << 4)	/* If nothing matches, return the pattern.  */
+#define GLOB_APPEND     (1 << 5)	/* Append to results of a previous call.  */
+#define GLOB_NOESCAPE   (1 << 6)	/* Backslashes don't quote metacharacters.  */
+#define GLOB_PERIOD     (1 << 7)	/* Leading `.' can be matched by metachars.  */
+#define GLOB_MAGCHAR    (1 << 8)	/* Set in gl_flags if any metachars seen.  */
+#define GLOB_ALTDIRFUNC (1 << 9)	/* Use gl_opendir et al functions.  */
+#define GLOB_BRACE      (1 << 10)	/* Expand "{a,b}" to "a" "b".  */
+#define GLOB_NOMAGIC    (1 << 11)	/* If no magic chars, return the pattern.  */
+#define GLOB_TILDE      (1 << 12)	/* Expand ~user and ~ to home directories. */
+#define GLOB_ONLYDIR    (1 << 13)	/* Match only directories.  */
+#define GLOB_TILDE_CHECK (1 << 14)	/* Like GLOB_TILDE but return an error
+                                      if the user name is not available.  */
+/* Error returns from `glob'.  */
+#define GLOB_NOSPACE    1       /* Ran out of memory.  */
+#define GLOB_ABORTED    2       /* Read error.  */
+#define GLOB_NOMATCH    3       /* No matches found.  */
+#define GLOB_NOSYS      4       /* Not implemented.  */
+
+#endif
+
 #include "gen_defs.h"	/* ulong */
 
 #ifdef DLLEXPORT
@@ -127,7 +169,21 @@ extern "C" {
 
 #endif
 
+/**********/
 /* Macros */
+/**********/
+
+/* POSIX readdir convenience macro */
+#ifndef DIRENT
+#define DIRENT struct dirent	
+#endif
+
+#if defined(__unix__)
+#define BACKSLASH	'/'
+#else /* MS-DOS based OS */
+#define BACKSLASH	'\\'
+#endif
+
 #if defined(_MSC_VER) || defined(__MINGW32__)
 
 #define CHMOD(s,m)		_chmod(s,m)
@@ -164,9 +220,12 @@ extern "C" {
 
 
 /* General file system wrappers for all platforms and compilers */
-DLLEXPORT long		DLLCALL fdate(char *filename);
-DLLEXPORT int		DLLCALL getfattr(char* filename);
-DLLEXPORT ulong		DLLCALL getfreediskspace(char* path);
+DLLEXPORT int	DLLCALL	glob(const char *pattern, int flags, void* unused, glob_t*);
+DLLEXPORT void	DLLCALL globfree(glob_t*);
+DLLEXPORT long	DLLCALL fdate(char *filename);
+DLLEXPORT BOOL	DLLCALL	isdir(char *filename);
+DLLEXPORT int	DLLCALL getfattr(char* filename);
+DLLEXPORT ulong	DLLCALL getfreediskspace(char* path);
 
 #ifdef __cplusplus
 }