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This commit is contained in:
Devine Lu Linvega 2024-04-28 12:32:46 -07:00
parent 42ab70b09d
commit 06c5c3c3da
1 changed files with 8 additions and 4 deletions
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12
src/modal.c
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@ -6,7 +6,7 @@ typedef struct {
} Rule;
static unsigned char rmin = 0xff, rmax = 0x00;
static int flip, quiet, cycles = 0x10000;
static int flip, quiet, debug, cycles = 0x10000;
static Rule rules[0x1000], *rules_ = rules, lambda;
static char dict[0x8000], *dict_ = dict, empty;
static char bank_a[0x4000], *src_ = bank_a;
@ -247,8 +247,9 @@ main(int argc, char **argv)
return !printf("usage: modal [-vqn] source.modal\n");
for(i = 1; i < argc && *argv[i] == '-'; i++) {
switch(argv[i][1]) {
case 'v': /* version */ return !printf("Modal Interpreter, 27 Apr 2024.\n");
case 'v': /* version */ return !printf("Modal Interpreter, 28 Apr 2024.\n");
case 'q': /* quiet */ quiet = 1; break;
case 'p': /* debug */ debug = 1; break;
case 'n': /* infinite */ cycles = 0xffffffff; break;
}
}
@ -272,9 +273,12 @@ main(int argc, char **argv)
while(rewrite() && ++rw)
if(!cycles--) return !fprintf(stderr, "Modal rewrites exceeded.\n");
if(!quiet) {
while(rules_-- > rules)
while(rules_-- > rules){
if(!rules_->refs && rules_->a)
fprintf(stderr, "-- Unused rule: %d <> (%s) (%s)\n", rules_->refs, rules_->a, rules_->b);
fprintf(stderr, "-- Unused rule: %d <> (%s) (%s)\n", rules_->id, rules_->a, rules_->b);
if(debug && rules_->a)
fprintf(stderr, " (%s) (%s), %d times.\n", rules_->a, rules_->b, rules_->refs);
}
fprintf(stderr, ".. %s\nCompleted in %d rewrites.\n", src_, rw);
}
return 0;