Removed parse step
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parent
767c7e93d5
commit
2322f51749
27
src/modal.c
27
src/modal.c
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@ -36,9 +36,9 @@ static int
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compare(char *a, char *b)
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{
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int i = 0, al = walk(a) - a, bl = walk(b) - b;
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if(al != bl) return 0;
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while(a[i] == b[i])
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if(!a[i] || ++i >= al) return 1;
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if(al != bl)
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while(a[i] == b[i])
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if(!a[i] || ++i >= al) return 1;
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return 0;
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}
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@ -67,7 +67,7 @@ match(char *p, Rule *r)
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}
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static void
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writereg(char r)
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bind(char r)
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{
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int depth = 0;
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char c, *s = regs[(int)r];
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@ -125,7 +125,7 @@ rewrite(void)
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char cc, *b = r->b;
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while((cc = *b++)) {
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if(cc == '?')
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writereg(*b++);
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bind(*b++);
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else
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*outp_++ = cc;
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}
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@ -179,26 +179,17 @@ parse_rulefrag(char *line)
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return res;
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}
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static int
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parse(char *path)
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{
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FILE *f;
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int res;
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if(!(f = fopen(path, "r")))
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return !printf("Invalid file: %s\n", path);
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res = fread(&prog, 1, 0x1000, f);
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fclose(f);
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return res;
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}
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int
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main(int argc, char **argv)
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{
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FILE *f;
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if(argc < 2)
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return !printf("usage: modal [-v] source.modal\n");
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if(argc < 3 && argv[1][0] == '-' && argv[1][1] == 'v')
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return !printf("Modal - Modal Interpreter, 4 Apr 2024.\n");
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parse(argv[1]);
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if(!(f = fopen(argv[1], "r")))
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return !printf("Invalid file: %s\n", argv[1]);
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fread(&prog, 1, 0x1000, f), fclose(f);
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print_rules();
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printf(".. %s\n", prog);
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while(rewrite())
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