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Diffstat (limited to 'Tools/CCode/Source/Pccts/dlg/dlg.h')
| -rw-r--r-- | Tools/CCode/Source/Pccts/dlg/dlg.h | 250 |
1 files changed, 250 insertions, 0 deletions
diff --git a/Tools/CCode/Source/Pccts/dlg/dlg.h b/Tools/CCode/Source/Pccts/dlg/dlg.h new file mode 100644 index 0000000000..9f387c0a1c --- /dev/null +++ b/Tools/CCode/Source/Pccts/dlg/dlg.h @@ -0,0 +1,250 @@ +/* dlg header file
+ *
+ * SOFTWARE RIGHTS
+ *
+ * We reserve no LEGAL rights to the Purdue Compiler Construction Tool
+ * Set (PCCTS) -- PCCTS is in the public domain. An individual or
+ * company may do whatever they wish with source code distributed with
+ * PCCTS or the code generated by PCCTS, including the incorporation of
+ * PCCTS, or its output, into commerical software.
+ *
+ * We encourage users to develop software with PCCTS. However, we do ask
+ * that credit is given to us for developing PCCTS. By "credit",
+ * we mean that if you incorporate our source code into one of your
+ * programs (commercial product, research project, or otherwise) that you
+ * acknowledge this fact somewhere in the documentation, research report,
+ * etc... If you like PCCTS and have developed a nice tool with the
+ * output, please mention that you developed it using PCCTS. In
+ * addition, we ask that this header remain intact in our source code.
+ * As long as these guidelines are kept, we expect to continue enhancing
+ * this system and expect to make other tools available as they are
+ * completed.
+ *
+ * DLG 1.33
+ * Will Cohen
+ * With mods by Terence Parr; AHPCRC, University of Minnesota
+ * 1989-2001
+ */
+
+/* MR1 Move pcctscfg.h to top of file */
+
+#include "pcctscfg.h"
+
+/* turn off warnings for unreferenced labels */
+
+#ifdef _MSC_VER
+#pragma warning(disable:4102)
+#endif
+
+#include "set.h"
+
+#define TRUE 1
+#define FALSE 0
+
+/***** output related stuff *******************/
+#define IN input_stream
+#define OUT output_stream
+
+#define MAX_MODES 50 /* number of %%names allowed */
+#define MAX_ON_LINE 10
+
+#define NFA_MIN 64 /* minimum nfa_array size */
+#define DFA_MIN 64 /* minimum dfa_array size */
+
+#define DEFAULT_CLASSNAME "DLGLexer"
+
+/* these macros allow the size of the character set to be easily changed */
+/* NOTE: do NOT change MIN_CHAR since EOF is the lowest char, -1 */
+#define MIN_CHAR (-1) /* lowest possible character possible on input */
+#define MAX_CHAR 255 /* highest possible character possible on input */
+#define CHAR_RANGE (1+(MAX_CHAR) - (MIN_CHAR))
+
+/* indicates that the not an "array" reference */
+#define NIL_INDEX 0
+
+/* size of hash table used to find dfa_states quickly */
+#define HASH_SIZE 211
+
+#define nfa_node struct _nfa_node
+nfa_node {
+ int node_no;
+ int nfa_set;
+ int accept; /* what case to use */
+ nfa_node *trans[2];
+ set label; /* one arc always labelled with epsilon */
+};
+
+#define dfa_node struct _dfa_node
+dfa_node {
+ int node_no;
+ int dfa_set;
+ int alternatives; /* used for interactive mode */
+ /* are more characters needed */
+ int done;
+ set nfa_states;
+ int trans[1];/* size of transition table depends on
+ * number of classes required for automata.
+ */
+
+
+};
+
+/******** macros for accessing the NFA and DFA nodes ****/
+#define NFA(x) (nfa_array[x])
+#define DFA(x) (dfa_array[x])
+#define DFA_NO(x) ( (x) ? (x)->node_no : NIL_INDEX)
+#define NFA_NO(x) ( (x) ? (x)->node_no : NIL_INDEX)
+
+/******** wrapper for memory checking ***/
+/*#define malloc(x) dlg_malloc((x),__FILE__,__LINE__)*/
+
+/*#define calloc(x,y) dlg_calloc((x),(y),__FILE__,__LINE__)*/
+
+/******** antlr attributes *************/
+typedef struct {
+ unsigned char letter;
+ nfa_node *l,*r;
+ set label;
+ } Attrib;
+
+#define zzcr_attr(attr, token, text) { \
+ (attr)->letter = text[0]; (attr)->l = NULL; \
+ (attr)->r = NULL; (attr)->label = empty; \
+}
+#define zzd_attr(a) set_free((a)->label);
+
+/******************** Variable ******************************/
+extern char program[]; /* tells what program this is */
+extern char version[]; /* tells what version this is */
+extern char *file_str[]; /* file names being used */
+extern int err_found; /* flag to indicate error occured */
+extern int action_no; /* last action function printed */
+extern int func_action; /* should actions be turned into functions?*/
+extern set used_chars; /* used to label trans. arcs */
+extern set used_classes; /* classes or chars used to label trans. arcs */
+extern int class_no; /* number of classes used */
+extern set class_sets[]; /* shows char. in each class */
+extern set normal_chars; /* mask off unused portion of set */
+extern int comp_level; /* what compression level to use */
+extern int interactive; /* interactive scanner (avoid lookahead)*/
+extern int mode_counter; /* keeps track of the number of %%name */
+extern int dfa_basep[]; /* start of each group of dfa */
+extern int dfa_class_nop[];/* number of transistion arcs in */
+ /* each dfa in each mode */
+extern int nfa_allocated;
+extern int dfa_allocated;
+extern nfa_node **nfa_array; /* start of nfa "array" */
+extern dfa_node **dfa_array; /* start of dfa "array" */
+extern int operation_no; /* unique number for each operation */
+extern FILE *input_stream; /* where description read from */
+extern FILE *output_stream; /* where to put the output */
+extern FILE *mode_stream; /* where to put the mode output */
+extern FILE *class_stream;
+extern char *mode_file; /* name of file for mode output */
+extern int gen_ansi; /* produce ansi compatible code */
+extern int case_insensitive;/* ignore case of input spec. */
+extern int warn_ambig; /* show if regular expressions ambiguous */
+extern int gen_cpp;
+extern char *cl_file_str;
+extern int firstLexMember; /* MR1 */
+extern char *OutputDirectory;
+extern char *class_name;
+
+/******************** Functions ******************************/
+#ifdef __USE_PROTOS
+extern char *dlg_malloc(int, char *, int); /* wrapper malloc */
+extern char *dlg_calloc(int, int, char *, int); /* wrapper calloc */
+extern int reach(unsigned *, register int, unsigned *);
+extern set closure(set *, unsigned *);
+extern dfa_node *new_dfa_node(set);
+extern nfa_node *new_nfa_node(void);
+extern dfa_node *dfastate(set);
+extern dfa_node **nfa_to_dfa(nfa_node *);
+extern void internal_error(char *, char *, int); /* MR9 23-Sep-97 */
+extern FILE *read_stream(char *); /* opens file for reading */
+extern FILE *write_stream(char *); /* opens file for writing */
+extern void make_nfa_model_node(void);
+extern void make_dfa_model_node(int);
+extern char *ClassName(char *);
+extern char *OutMetaName(char *);
+extern void error(char*, int);
+extern void warning(char*, int);
+extern void p_head(void);
+extern void p_class_hdr(void);
+extern void p_includes(void);
+extern void p_tables(void);
+extern void p_tail(void); /* MR1 */
+extern void p_class_def1(void); /* MR1 */
+extern void new_automaton_mode(void); /* MR1 */
+extern int relabel(nfa_node *,int); /* MR1 */
+extern void p_shift_table(int); /* MR1 */
+extern void p_bshift_table(void); /* MR1 */
+extern void p_class_table(void); /* MR1 */
+extern void p_mode_def(char *,int); /* MR1 */
+extern void init(void); /* MR1 */
+extern void p_class_def2(void); /* MR1 */
+extern void clear_hash(void); /* MR1 */
+extern void p_alternative_table(void); /* MR1 */
+extern void p_node_table(void); /* MR1 */
+extern void p_dfa_table(void); /* MR1 */
+extern void p_accept_table(void); /* MR1 */
+extern void p_action_table(void); /* MR1 */
+extern void p_base_table(void); /* MR1 */
+extern void p_single_node(int,int); /* MR1 */
+extern char * minsize(int); /* MR1 */
+extern void close1(nfa_node *,int,set *); /* MR1 */
+extern void partition(nfa_node *,int); /* MR1 */
+extern void intersect_nfa_labels(nfa_node *,set *); /* MR1 */
+extern void r_intersect(nfa_node *,set *); /* MR1 */
+extern void label_node(nfa_node *); /* MR1 */
+extern void label_with_classes(nfa_node *); /* MR1 */
+
+#else
+extern char *dlg_malloc(); /* wrapper malloc */
+extern char *dlg_calloc(); /* wrapper calloc */
+extern int reach();
+extern set closure();
+extern dfa_node *new_dfa_node();
+extern nfa_node *new_nfa_node();
+extern dfa_node *dfastate();
+extern dfa_node **nfa_to_dfa();
+extern void internal_error(); /* MR9 23-Sep-97 */
+extern FILE *read_stream(); /* opens file for reading */
+extern FILE *write_stream(); /* opens file for writing */
+extern void make_nfa_model_node();
+extern void make_dfa_model_node();
+extern char *ClassName();
+extern char *OutMetaName();
+extern void error();
+extern void warning();
+extern void p_head(); /* MR9 */
+extern void p_class_hdr(); /* MR9 */
+extern void p_includes(); /* MR9 */
+extern void p_tables(); /* MR9 */
+extern void p_tail(); /* MR1 */
+extern void p_class_def1(); /* MR1 */
+extern void new_automaton_mode(); /* MR1 */
+extern int relabel(); /* MR1 */
+extern void p_shift_table(); /* MR1 */
+extern void p_bshift_table(); /* MR1 */
+extern void p_class_table(); /* MR1 */
+extern void p_mode_def(); /* MR1 */
+extern void init(); /* MR1 */
+extern void p_class_def2(); /* MR1 */
+extern void clear_hash(); /* MR1 */
+extern void p_alternative_table(); /* MR1 */
+extern void p_node_table(); /* MR1 */
+extern void p_dfa_table(); /* MR1 */
+extern void p_accept_table(); /* MR1 */
+extern void p_action_table(); /* MR1 */
+extern void p_base_table(); /* MR1 */
+extern void p_single_node(); /* MR1 */
+extern char * minsize(); /* MR1 */
+extern void close1(); /* MR1 */
+extern void partition(); /* MR1 */
+extern void intersect_nfa_labels(); /* MR1 */
+extern void r_intersect(); /* MR1 */
+extern void label_node(); /* MR1 */
+extern void label_with_classes(); /* MR1 */
+
+#endif
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