//remember to modify for <!...> and <?...> #include <stdio.h> #include <stdlib.h> #define DEBUG_PARSER 1 #include "grammar.h" // Reconstitute grammar from tables. // Parsing code will be very similar, except recursing from PHRASE_BASE // rather than scanning sequentially from there. int main(int argc, char **argv) { int p, i, gp, alts; p = PHRASE_BASE; gp = 0; for (;;) { // All phrases in grammar, sequentially alts = gram[gp]; fprintf(stdout, "\n//\\\\ P<%s> = ", phrasename[p-512]); gp++; // gp now points to first element (length) of first alt fflush(stdout); for (i = 0; i < alts; i++) { int each, phrases = gram[gp++]; fprintf(stdout, "\n//\\\\ "); for (each = 0; each < phrases; each++) { int phrase = gram[gp]; if (phrase < 256) { fprintf(stdout, " '%c'", phrase); } else if (phrase < 512) { fprintf(stdout, " \"%s\"", keyword[phrase-256]); } else if (phrase < 512+MAX_BIP) { fprintf(stdout, " <%s>", phrasename[phrase-512]); } else { fprintf(stdout, " <%s>", phrasename[phrase-512]); } gp++; // move over element fflush(stdout); } if (i+1 < alts) fprintf(stdout, ","); else fprintf(stdout, ";"); // gp now points to first element (length) of next alt, or start of next phrase } p++; fprintf(stdout, "\n"); if (p == (512+MAX_PHRASE)) break; } exit(0); }