char *string;
};
-/* This structure represents a constant defined by define_constant.
- NAME is the name of the constant and VALUE is the string it
- expands to. */
+/* This structure represents a constant defined by define_constant,
+ define_enum, or such-like. */
struct md_constant {
+ /* The name of the constant. */
char *name;
+
+ /* The string to which the constants expands. */
char *value;
+
+ /* If the constant is associated with a enumeration, this field
+ points to that enumeration, otherwise it is null. */
+ struct enum_type *parent_enum;
+};
+
+/* This structure represents one value in an enum_type. */
+struct enum_value {
+ /* The next value in the enum, or null if this is the last. */
+ struct enum_value *next;
+
+ /* The name of the value as it appears in the .md file. */
+ char *name;
+
+ /* The definition of the related C value. */
+ struct md_constant *def;
};
+/* This structure represents an enum defined by define_enum or the like. */
+struct enum_type {
+ /* The C name of the enumeration. */
+ char *name;
+
+ /* True if this is an md-style enum (DEFINE_ENUM) rather than
+ a C-style enum (DEFINE_C_ENUM). */
+ bool md_p;
+
+ /* The values of the enumeration. There is always at least one. */
+ struct enum_value *values;
+
+ /* A pointer to the null terminator in VALUES. */
+ struct enum_value **tail_ptr;
+
+ /* The number of enumeration values. */
+ unsigned int num_values;
+};
+
+/* A callback that handles a single .md-file directive, up to but not
+ including the closing ')'. It takes two arguments: the line number on
+ which the directive started, and the name of the directive. The next
+ unread character is the optional space after the directive name. */
+typedef void (*directive_handler_t) (int, const char *);
+
+extern const char *in_fname;
extern FILE *read_md_file;
extern int read_md_lineno;
extern const char *read_md_filename;
extern struct obstack string_obstack;
+extern void (*include_callback) (const char *);
/* Read the next character from the MD file. */
extern void read_name (struct md_name *);
extern char *read_quoted_string (void);
extern char *read_string (int);
+extern void read_skip_construct (int, int);
extern int n_comma_elts (const char *);
extern const char *scan_comma_elt (const char **);
-extern void read_constants (void);
+extern void upcase_string (char *);
extern void traverse_md_constants (htab_trav, void *);
-extern void init_md_reader (void);
+extern void traverse_enum_types (htab_trav, void *);
+extern struct enum_type *lookup_enum_type (const char *);
+extern bool read_md_files (int, char **, bool (*) (const char *),
+ directive_handler_t);