X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=platform%2Fexample%2Finternals%2F_PDCLIB_config.h;h=c807a1bc0fdd41fcee5c7ffc5a25e2da3b0e87cf;hb=66c9a724d570ec507c640f6708fe48c4b8ca8b80;hp=41fe02cb3f62711e2ee40b482ef3adc66f3137f7;hpb=3f6094115e79a45413f08361b68b71eb08da306e;p=pdclib

diff --git a/platform/example/internals/_PDCLIB_config.h b/platform/example/internals/_PDCLIB_config.h
index 41fe02c..c807a1b 100644
--- a/platform/example/internals/_PDCLIB_config.h
+++ b/platform/example/internals/_PDCLIB_config.h
@@ -1,7 +1,5 @@
 /* $Id$ */
 
-/* Release $Name$ */
-
 /* Internal PDCLib configuration <_PDCLIB_config.h>
    (Generic Template)
 
@@ -28,6 +26,12 @@
 /* specific platforms, e.g. by swapping int instead of char.                  */
 #define _PDCLIB_memswp( i, j, size ) char tmp; do { tmp = *i; *i++ = *j; *j++ = tmp; } while ( --size );
 
+/* Define this to some compiler directive that can be written after the       */
+/* parameter list of a function declaration to indicate the function does     */
+/* never return. If your compiler does not support such a directive, define   */
+/* to nothing. (This is to avoid warnings with the exit functions under GCC.) */
+#define _PDCLIB_NORETURN __attribute__(( noreturn ))
+
 /* -------------------------------------------------------------------------- */
 /* Integers                                                                   */
 /* -------------------------------------------------------------------------- */
@@ -201,16 +205,13 @@ typedef char * _PDCLIB_va_list;
 #define _PDCLIB_va_start( ap, parmN ) ( (ap) = (char *) &parmN + ( _PDCLIB_va_round(parmN) ), (void)0 )
 
 /* -------------------------------------------------------------------------- */
-/* OS "glue"                                                                  */
-/* This is where PDCLib interfaces with the operating system. The examples    */
-/* below are POSIX calls; provide your OS' equivalents.                       */
+/* OS "glue", part 1                                                          */
+/* These are values and data type definitions that you would have to adapt to */
+/* the capabilities and requirements of your OS.                              */
+/* The actual *functions* of the OS interface are declared in _PDCLIB_glue.h. */
 /* -------------------------------------------------------------------------- */
 
-/* A system call that terminates the calling process */
-void _exit( int status ) __attribute__(( noreturn ));
-#define _PDCLIB_Exit( x ) _exit( x )
-
-/* Memory management */
+/* Memory management -------------------------------------------------------- */
 
 /* Set this to the page size of your OS. If your OS does not support paging, set
    to an appropriate value. (Too small, and malloc() will call the kernel too
@@ -223,9 +224,38 @@ void _exit( int status ) __attribute__(( noreturn ));
 */
 #define _PDCLIB_MINALLOC 8
 
-/* Request another x pages (of size _PDCLIB_PAGESIZE) of memory from the kernel,
-   or release them back to the kernel if n is negative.
-   Return a (void *) pointing to the former end-of-heap if successful, NULL
-   otherwise.
+/* I/O ---------------------------------------------------------------------- */
+
+/* The unique file descriptor returned by _PDCLIB_open(). */
+typedef int _PDCLIB_fd_t;
+
+/* The value (of type _PDCLIB_fd_t) returned by _PDCLIB_open() if the operation
+   failed.
 */
-void * _PDCLIB_allocpages( int n );
+#define _PDCLIB_NOHANDLE -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.
+*/
+#define _PDCLIB_FOPEN_MAX 8
+
+/* Length of the longest filename the implementation guarantees to support. */
+#define _PDCLIB_FILENAME_MAX 128
+
+/* Buffer size for tmpnam(). */
+#define _PDCLIB_L_tmpnam 100
+
+/* Number of distinct file names that can be generated by tmpnam(). */
+#define _PDCLIB_TMP_MAX 50