/* Misc */
/* -------------------------------------------------------------------------- */
-/* By default, PDCLib does some rather strict checking of function usage, */
-/* especially in <stdio.h>. Things that are undefined by the standard - for */
-/* example, mixing byte / wide operations or read / write operations without */
-/* resetting the stream beforehand - are caught and handled graciously. This */
-/* adds some complexity, and eats a couple of clock cycles. If you want to */
-/* disable these checks, define _PDCLIB_STRICT to zero. */
-#define _PDCLIB_STRICT 1
-
/* The character (sequence) your platform uses as newline. */
#define _PDCLIB_endl "\n"
*/
#define _PDCLIB_NOHANDLE ( (_PDCLIB_fd_t) -1 )
-/* A type in which to store file offsets. See fgetpos() / fsetpos(). */
-/* FIXME: The 'int' types here are placeholders. When changed, check out
- stdinit.c, too. */
-typedef struct
-{
- int position;
- int mbstate;
-} _PDCLIB_fpos_t;
-
/* The default size for file buffers. Must be at least 256. */
#define _PDCLIB_BUFSIZ 1024
/* The minimum number of files the implementation can open simultaneously. Must
be at least 8. Depends largely on how the bookkeeping is done by fopen() /
- freopen() / fclose().
+ freopen() / fclose(). The example implementation limits the number of open
+ files only by available memory.
*/
#define _PDCLIB_FOPEN_MAX 8
/* Number of distinct file names that can be generated by tmpnam(). */
#define _PDCLIB_TMP_MAX 50
-/* The number of times fflush() tries to write a file buffer before giving up
- if no characters can be written.
+/* The values of SEEK_SET, SEEK_CUR and SEEK_END, used by fseek().
+ Since at least one platform (POSIX) uses the same symbols for its own "seek"
+ function, we use whatever the host defines (if it does define them).
*/
-#define _PDCLIB_FLUSH_RETRIES 3
-/* This macro is executed after each try to write characters that results in
- no characters being written. You can define this to be empty, wait a short
- period of time, or whatever suits your environment.
+#define _PDCLIB_SEEK_SET 0
+#define _PDCLIB_SEEK_CUR 1
+#define _PDCLIB_SEEK_END 2
+
+/* The number of characters that can be buffered with ungetc(). The standard
+ guarantees only one (1); anything larger would make applications relying on
+ this capability dependent on implementation-defined behaviour (not good).
*/
-#define _PDCLIB_FLUSH_RETRY_PREP
+#define _PDCLIB_UNGETCBUFSIZE 1