X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=internals%2F_PDCLIB_int.h;h=2d99b911a5b1e3c78b0d59cf5570fb7eb7417c43;hb=31bc073732a9303dd6f4813f0408cb2b9fcd0add;hp=0bad643c589157544f073781d1b33684f07c08e3;hpb=e34c756b945fd7970875fd42e81e636fe5dbd247;p=pdclib

diff --git a/internals/_PDCLIB_int.h b/internals/_PDCLIB_int.h
index 0bad643..2d99b91 100644
--- a/internals/_PDCLIB_int.h
+++ b/internals/_PDCLIB_int.h
@@ -426,3 +426,27 @@ int * _PDCLIB_errno_func( void );
 
 /* TODO: Doing this via a static array is not the way to do it. */
 char const * _PDCLIB_errno_texts[ _PDCLIB_EMAX ];
+
+/* -------------------------------------------------------------------------- */
+/* <ctype.h> lookup tables                                                    */
+/* -------------------------------------------------------------------------- */
+
+#define _PDCLIB_CTYPE_ALPHA   1
+#define _PDCLIB_CTYPE_BLANK   2
+#define _PDCLIB_CTYPE_CNTRL   4
+#define _PDCLIB_CTYPE_GRAPH   8
+#define _PDCLIB_CTYPE_PUNCT  16
+#define _PDCLIB_CTYPE_SPACE  32
+#define _PDCLIB_CTYPE_LOWER  64
+#define _PDCLIB_CTYPE_UPPER 128
+#define _PDCLIB_CTYPE_DIGIT 256
+#define _PDCLIB_CTYPE_XDIGT 512
+
+struct _PDCLIB_ctype_t
+{
+    _PDCLIB_uint16_t flags;
+    unsigned char upper;
+    unsigned char lower;
+    unsigned char collation;
+};
+