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Annotation of researchv10no/cmd/twig/common.h, revision 1.1.1.1

1.1       root        1: #include <stdio.h>
                      2: #include <assert.h>
                      3: 
                      4: #define MAXIDSIZE 100
                      5: #define HASHSIZE 1181
                      6: #define MAXPATH 32
                      7: #define MAXBRANCH 10
                      8: #define MAXACCEPTS 100
                      9: #define MAXSTATES 200
                     10: /* type definitions */
                     11: typedef char   byte;
                     12: 
                     13: /* forward and external type defs */
                     14: extern struct node *GetNode();
                     15: extern struct edges *GetEdge();
                     16: extern struct augmented_edges *GetAugEdges();
                     17: extern char *malloc();
                     18: extern char *strrchr();
                     19: extern FILE *outfile;
                     20: extern FILE *symfile;
                     21: 
                     22: extern int debug_flag;
                     23: #      define  DB_LEX  1       /* print out lexical analyser debugging info */
                     24: #      define  DB_MACH 2       /* print out machine information */
                     25: #      define  DB_SYM  4       /* print out symbol debugging info */
                     26: #      define  DB_TREE 8       /* print out trees */
                     27: #      define  DB_MEM  16      /* check memory usage */
                     28: extern int tflag;              /* generate tables only */
                     29: extern int ntrees;
                     30: extern int unique;
                     31: 
                     32: /* tree definitions */
                     33: typedef struct node    Node;
                     34: typedef struct symbol_entry SymbolEntry;
                     35: 
                     36: /* Nodes provide the backbone for the trees built by the parser */
                     37: struct node {
                     38:        SymbolEntry *sym;
                     39:        int nlleaves;   /* count of the labelled leaves */
                     40:        Node *children;
                     41:        Node *siblings;
                     42: };
                     43: 
                     44: extern Node *TreeBuild();
                     45: 
                     46: /* path defintions */
                     47: extern void path_setup();
                     48: 
                     49: /* lexical analyser */
                     50: extern int yyline;
                     51: extern char *inFileName;
                     52: extern char token_buffer[MAXIDSIZE+1];
                     53: 
                     54: extern void LexInit();
                     55: extern yylex();

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