diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/main.c | 70 |
1 files changed, 53 insertions, 17 deletions
@@ -21,8 +21,15 @@ # define __has_builtin(x) (0) #endif +typedef enum { + BS_ALPHA, + BS_DIGITS, + BS_SYMBOLS, +} bool_style_t; + static int rv; static bool interactive, utf8; +static bool_style_t bflag = BS_DIGITS; bool lflag; const char *current_file; @@ -54,17 +61,32 @@ main(int argc, char **argv) int opt; static struct option longopts[] = { - {"latex", no_argument, 0, 'l'}, + {"bool-style", required_argument, 0, 'b'}, + {"latex", no_argument, 0, 'l'}, {0}, }; - while ((opt = getopt_long(argc, argv, "l", longopts, NULL)) != -1) { + while ((opt = getopt_long(argc, argv, "b:l", longopts, NULL)) != -1) { switch (opt) { + case 'b': + if (strcmp(optarg, "alpha") == 0) + bflag = BS_ALPHA; + else if (strcmp(optarg, "digits") == 0) + bflag = BS_DIGITS; + else if (strcmp(optarg, "symbols") == 0) + bflag = BS_SYMBOLS; + else { + warnx("invalid bool style -- '%s'", optarg); + goto usage; + } + break; case 'l': lflag = true; break; default: - fprintf(stderr, "Usage: %s [-l] [file ...]\n", argv[0]); +usage: + fprintf(stderr, "Usage: %s [-b alpha|digits|symbols] [-l] [file ...]\n", + argv[0]); exit(EXIT_FAILURE); } } @@ -105,43 +127,51 @@ astprocess_cli(ast_t a) TBLCROS, }; - static const char *symbols_utf8[] = { + static const char *tblsyms_utf8[] = { [TBLVBAR] = "│", [TBLHBAR] = "─", [TBLCROS] = "┼", }; - static const char *symbols_ascii[] = { + static const char *tblsyms_ascii[] = { [TBLVBAR] = "|", [TBLHBAR] = "-", [TBLCROS] = "+", }; - const char **symtab = utf8 ? symbols_utf8 : symbols_ascii; + static const char *boolsyms[][2] = { + [BS_ALPHA] = {"F", "T"}, + [BS_DIGITS] = {"0", "1"}, + [BS_SYMBOLS] = {"⊥", "⊤"}, + }; + + const char **tblsyms = utf8 ? tblsyms_utf8 : tblsyms_ascii; for (int i = 0; i < MAXVARS; i++) { if ((a.vars & UINT64_C(1)<<i) != 0) printf("%c ", i < 26 ? i + 'A' : i + 'a' - 26); } - printf("%s ", symtab[TBLVBAR]); + printf("%s ", tblsyms[TBLVBAR]); int eqnw = eqnprint(a.eqn); putchar('\n'); int varcnt = popcnt(a.vars); for (int i = 0; i < varcnt*2; i++) - fputs(symtab[TBLHBAR], stdout); - fputs(symtab[TBLCROS], stdout); + fputs(tblsyms[TBLHBAR], stdout); + fputs(tblsyms[TBLCROS], stdout); for (int i = 0; i <= eqnw; i++) - fputs(symtab[TBLHBAR], stdout); + fputs(tblsyms[TBLHBAR], stdout); putchar('\n'); for (uint64_t msk = 0; msk < (UINT64_C(1) << varcnt); msk++) { for (int i = varcnt; i --> 0;) - printf("%d ", (bool)(msk & UINT64_C(1)<<i)); - printf("%s % *d\n", - symtab[TBLVBAR], - (eqnw & 1) == 0 ? eqnw / 2 : eqnw/2 + 1, - eqnsolve(a.eqn, a.vars, msk)); + printf("%s ", boolsyms[bflag][(bool)(msk & UINT64_C(1)<<i)]); + int w = (eqnw & 1) == 0 ? eqnw / 2 : eqnw/2 + 1; + printf("%s %*s\n", + tblsyms[TBLVBAR], + /* The symbols are encoded as 3 UTF-8 codepoints */ + w + (bflag == BS_SYMBOLS)*2, + boolsyms[bflag][eqnsolve(a.eqn, a.vars, msk)]); } eqnfree(a.eqn); @@ -150,6 +180,12 @@ astprocess_cli(ast_t a) void astprocess_latex(ast_t a) { + static const char *boolsyms[][2] = { + [BS_ALPHA] = {"F", "T"}, + [BS_DIGITS] = {"0", "1"}, + [BS_SYMBOLS] = {"\\bot", "\\top"}, + }; + fputs("\\begin{displaymath}\n\t\\begin{array}{|", stdout); int varcnt = popcnt(a.vars); for (int i = 0; i < varcnt; i++) { @@ -171,8 +207,8 @@ astprocess_latex(ast_t a) for (uint64_t msk = 0; msk < (UINT64_C(1) << varcnt); msk++) { fputs("\t\t", stdout); for (int i = varcnt; i --> 0;) - printf("%d & ", (bool)(msk & UINT64_C(1)<<i)); - printf("%d\\\\\n", eqnsolve(a.eqn, a.vars, msk)); + printf("%s & ", boolsyms[bflag][(bool)(msk & UINT64_C(1)<<i)]); + printf("%s\\\\\n", boolsyms[bflag][eqnsolve(a.eqn, a.vars, msk)]); } puts("\t\\end{array}\n\\end{displaymath}"); |