ref: 03f23451b61d962da0add262a741e9ac0d15d0bc
parent: 5ddab6fee4068c8e760aba6a7cf842ba13e9194c
author: Roberto E. Vargas Caballero <k0ga@shike2.com>
date: Thu Jun 14 15:51:24 EDT 2012
Added sizes.h header This header has the definition of all the limits presents in the ANSI specification (C89).
--- /dev/null
+++ b/sizes.h
@@ -1,0 +1,84 @@
+#ifndef SIZES_H
+#define SIZES_H
+
+/*
+ * 15 nesting levels of compound statements, iteration control
+ * structures, and selection control structures
+ */
+#define NR_BLOCK 15
+/*
+ * 8 nesting levels of conditional inclusion
+ */
+#define NR_COND 8
+/*
+ * 12 pointer, array, and function declarators (in any combinations)
+ * modifying an arithmetic, a structure, a union, or an incomplete type
+ * in a declaration
+ */
+#define NR_DECLARATORS 12
+/*
+ * 31 declarators nested by parentheses within a full declarator.
+ */
+#define NR_SUBTYPE 31
+/*
+ * 32 expressions nested by parentheses within a full expression
+ */
+#define NR_SUBEXPR 32
+/*
+ * 31 significant initial characters in an internal identifier or a
+ * macro name
+ */
+#define IDENTSIZ 31
+/*
+ * 511 external identifiers in one translation unit
+ */
+#define NR_EXT_IDENT 511
+/*
+ * 127 identifiers with block scope declared in one block
+ */
+#define NR_INT_IDENT 127
+/*
+ * 31 parameters in one function definition * 6 significant initial
+ * characters in an external identifier.
+ */
+#define NR_FUNPARAM 31
+/*
+ * 31 parameters in one macro definition
+ */
+#define NR_MACROARG 31
+/*
+ * 509 characters in a logical source line.
+ */
+#define LINESIZ 509
+/*
+ * 509 characters in a character string literal or wide string literal
+ * (after concatenation)
+ */
+#define STRINGSIZ 509
+/*
+ * 8 nesting levels for #include'd files
+ */
+#define NR_INCLUDE 9
+/*
+ * 257 case labels for a switch statement (excluding those for any
+ * nested switch statements)
+ */
+#define NR_SWITCH 257
+/*
+ * 127 members in a single structure or union
+ */
+#define NR_FIELDS 127
+/*
+ * 127 enumeration constants in a single enumeration
+ */
+#define NR_ENUM_CTES 127
+/*
+ * 15 levels of nested structure or union definitions in a single
+ * struct-declaration-list
+ */
+#define NR_STRUCT_LEVEL 15
+/*
+ * 32767 bytes in an object (in a hosted environment only)
+ */
+#define OBJECTSIZ 32767
+#endif
--
⑨