date and time created 83/03/09 16:24:51 by ralph

SCCS-vsn: old/lib2648/bit.h 4.1

diff --git a/usr/src/old/lib2648/bit.h b/usr/src/old/lib2648/bit.h
new file mode 100644 (file)
index 0000000..2b89718
--- /dev/null
+++ b/usr/src/old/lib2648/bit.h
@@ -0,0 +1,18 @@
+/*     bit.h   4.1     83/03/09        */
+/*
+ * Bit matrix manipulations for font editor.
+ *
+ * General structure of a bit matrix: each row is packed into as few
+ * bytes as possible, taking the bits from left to right within bytes.
+ * The matrix is a sequence of such rows, i.e. up to 7 bits are wasted
+ * at the end of each row.
+ */
+
+#include <stdio.h>
+typedef char * bitmat;
+#ifdef TRACE
+       FILE *trace;
+#endif
+
+#define max(x,y)       ((x) > (y) ?   (x)  : (y))
+#define min(x,y)       ((x) < (y) ?   (x)  : (y))