diff options
| -rw-r--r-- | miscutils/bc.c | 253 |
1 files changed, 124 insertions, 129 deletions
diff --git a/miscutils/bc.c b/miscutils/bc.c index bf0cbc3..4cbef4d 100644 --- a/miscutils/bc.c +++ b/miscutils/bc.c @@ -173,9 +173,9 @@ typedef enum BcStatus { BC_STATUS_LEX_NO_STRING_END, BC_STATUS_LEX_NO_COMMENT_END, BC_STATUS_LEX_EOF, -#ifdef ENABLE_DC +#if ENABLE_DC BC_STATUS_LEX_EXTENDED_REG, -#endif // ENABLE_DC +#endif BC_STATUS_PARSE_BAD_TOKEN, BC_STATUS_PARSE_BAD_EXP, @@ -213,7 +213,7 @@ typedef enum BcStatus { BC_STATUS_VEC_OUT_OF_BOUNDS, BC_STATUS_VEC_ITEM_EXISTS, -#ifdef ENABLE_BC +#if ENABLE_BC BC_STATUS_POSIX_NAME_LEN, BC_STATUS_POSIX_COMMENT, BC_STATUS_POSIX_BAD_KW, @@ -226,7 +226,7 @@ typedef enum BcStatus { BC_STATUS_POSIX_FOR2, BC_STATUS_POSIX_FOR3, BC_STATUS_POSIX_BRACE, -#endif // ENABLE_BC +#endif BC_STATUS_QUIT, BC_STATUS_LIMITS, @@ -241,9 +241,9 @@ typedef enum BcStatus { #define BC_ERR_IDX_MATH (3) #define BC_ERR_IDX_EXEC (4) #define BC_ERR_IDX_VEC (5) -#ifdef ENABLE_BC +#if ENABLE_BC #define BC_ERR_IDX_POSIX (6) -#endif // ENABLE_BC +#endif #define BC_VEC_INVALID_IDX ((size_t) -1) #define BC_VEC_START_CAP (1 << 5) @@ -314,12 +314,12 @@ static BcStatus bc_num_divmod(BcNum *a, BcNum *b, BcNum *c, BcNum *d, typedef enum BcInst { -#ifdef ENABLE_BC +#if ENABLE_BC BC_INST_INC_PRE, BC_INST_DEC_PRE, BC_INST_INC_POST, BC_INST_DEC_POST, -#endif // ENABLE_BC +#endif BC_INST_NEG, @@ -341,14 +341,14 @@ typedef enum BcInst { BC_INST_BOOL_OR, BC_INST_BOOL_AND, -#ifdef ENABLE_BC +#if ENABLE_BC BC_INST_ASSIGN_POWER, BC_INST_ASSIGN_MULTIPLY, BC_INST_ASSIGN_DIVIDE, BC_INST_ASSIGN_MODULUS, BC_INST_ASSIGN_PLUS, BC_INST_ASSIGN_MINUS, -#endif // ENABLE_BC +#endif BC_INST_ASSIGN, BC_INST_NUM, @@ -370,7 +370,7 @@ typedef enum BcInst { BC_INST_STR, BC_INST_PRINT_STR, -#ifdef ENABLE_BC +#if ENABLE_BC BC_INST_JUMP, BC_INST_JUMP_ZERO, @@ -380,12 +380,12 @@ typedef enum BcInst { BC_INST_RET0, BC_INST_HALT, -#endif // ENABLE_BC +#endif BC_INST_POP, BC_INST_POP_EXEC, -#ifdef ENABLE_DC +#if ENABLE_DC BC_INST_MODEXP, BC_INST_DIVMOD, @@ -409,7 +409,7 @@ typedef enum BcInst { BC_INST_NQUIT, BC_INST_INVALID = -1, -#endif // ENABLE_DC +#endif } BcInst; @@ -543,7 +543,7 @@ typedef enum BcLexType { BC_LEX_KEY_SQRT, BC_LEX_KEY_WHILE, -#ifdef ENABLE_DC +#if ENABLE_DC BC_LEX_EQ_NO_REG, BC_LEX_OP_MODEXP, BC_LEX_OP_DIVMOD, @@ -570,7 +570,7 @@ typedef enum BcLexType { BC_LEX_PRINT_POP, BC_LEX_NQUIT, BC_LEX_SCALE_FACTOR, -#endif // ENABLE_DC +#endif } BcLexType; @@ -689,7 +689,7 @@ typedef struct BcParse { } BcParse; -#ifdef ENABLE_BC +#if ENABLE_BC BcStatus bc_main(int argc, char *argv[]); @@ -719,7 +719,7 @@ static BcStatus bc_lex_token(BcLex *l); static BcStatus bc_parse_parse(BcParse *p); static BcStatus bc_parse_expr(BcParse *p, uint8_t flags, BcParseNext next); -#endif // ENABLE_BC +#endif #ifdef ENABLE_DC @@ -746,9 +746,9 @@ typedef struct BcProgram { BcNum hexb; -#ifdef ENABLE_DC +#if ENABLE_DC BcNum strmb; -#endif // ENABLE_DC +#endif BcVec results; BcVec stack; @@ -783,9 +783,9 @@ typedef struct BcProgram { #define BC_PROG_MAIN (0) #define BC_PROG_READ (1) -#ifdef ENABLE_DC +#if ENABLE_DC #define BC_PROG_REQ_FUNCS (2) -#endif // ENABLE_DC +#endif #define BC_PROG_STR(n) (!(n)->num && !(n)->cap) #define BC_PROG_NUM(r, n) \ @@ -852,16 +852,16 @@ typedef struct BcGlobals { const char *name; #if ENABLE_FEATURE_BC_SIGNALS const char *sig_msg; -#endif // ENABLE_FEATURE_BC_SIGNALS +#endif const char *help; bool bc; } BcGlobals; -#ifdef ENABLE_BC +#if ENABLE_BC static BcStatus bc_vm_posixError(BcStatus s, const char *file, size_t line, const char *msg); -#endif // ENABLE_BC +#endif static void bc_vm_exit(BcStatus s); static void bc_vm_printf(FILE *restrict f, const char *fmt, ...); @@ -875,19 +875,19 @@ static BcStatus bc_vm_run(int argc, char *argv[], BcVmExe exe, static BcGlobals bcg; -#ifdef ENABLE_BC +#if ENABLE_BC static const char bc_name[] = "bc"; -#if ENABLE_FEATURE_BC_SIGNALS +# if ENABLE_FEATURE_BC_SIGNALS static const char bc_sig_msg[] = "\ninterrupt (type \"quit\" to exit)\n"; -#endif // ENABLE_FEATURE_BC_SIGNALS -#endif // ENABLE_BC +# endif +#endif -#ifdef ENABLE_DC +#if ENABLE_DC static const char dc_name[] = "dc"; -#if ENABLE_FEATURE_BC_SIGNALS +# if ENABLE_FEATURE_BC_SIGNALS static const char dc_sig_msg[] = "\ninterrupt (type \"q\" to exit)\n"; -#endif // ENABLE_FEATURE_BC_SIGNALS -#endif // ENABLE_DC +# endif +#endif static const char bc_copyright[] = "Copyright (c) 2018 Gavin D. Howard and contributors\n" @@ -907,35 +907,35 @@ static const char *bc_errs[] = { "Math", "Runtime", "Vector", -#ifdef ENABLE_BC +#if ENABLE_BC "POSIX", -#endif // ENABLE_BC +#endif }; static const uint8_t bc_err_ids[] = { BC_ERR_IDX_VM, BC_ERR_IDX_VM, BC_ERR_IDX_VM, BC_ERR_IDX_VM, BC_ERR_IDX_VM, BC_ERR_IDX_LEX, BC_ERR_IDX_LEX, BC_ERR_IDX_LEX, BC_ERR_IDX_LEX, -#ifdef ENABLE_DC +#if ENABLE_DC BC_ERR_IDX_LEX, -#endif // ENABLE_DC +#endif BC_ERR_IDX_PARSE, BC_ERR_IDX_PARSE, BC_ERR_IDX_PARSE, BC_ERR_IDX_PARSE, BC_ERR_IDX_PARSE, BC_ERR_IDX_PARSE, BC_ERR_IDX_PARSE, BC_ERR_IDX_PARSE, BC_ERR_IDX_MATH, BC_ERR_IDX_MATH, BC_ERR_IDX_MATH, BC_ERR_IDX_MATH, BC_ERR_IDX_MATH, -#ifdef ENABLE_DC +#if ENABLE_DC BC_ERR_IDX_MATH, -#endif // ENABLE_DC +#endif BC_ERR_IDX_EXEC, BC_ERR_IDX_EXEC, BC_ERR_IDX_EXEC, BC_ERR_IDX_EXEC, BC_ERR_IDX_EXEC, BC_ERR_IDX_EXEC, BC_ERR_IDX_EXEC, BC_ERR_IDX_EXEC, BC_ERR_IDX_EXEC, BC_ERR_IDX_EXEC, BC_ERR_IDX_EXEC, BC_ERR_IDX_EXEC, BC_ERR_IDX_EXEC, BC_ERR_IDX_EXEC, BC_ERR_IDX_EXEC, BC_ERR_IDX_EXEC, BC_ERR_IDX_EXEC, BC_ERR_IDX_VEC, BC_ERR_IDX_VEC, -#ifdef ENABLE_BC +#if ENABLE_BC BC_ERR_IDX_POSIX, BC_ERR_IDX_POSIX, BC_ERR_IDX_POSIX, BC_ERR_IDX_POSIX, BC_ERR_IDX_POSIX, BC_ERR_IDX_POSIX, BC_ERR_IDX_POSIX, BC_ERR_IDX_POSIX, BC_ERR_IDX_POSIX, BC_ERR_IDX_POSIX, BC_ERR_IDX_POSIX, BC_ERR_IDX_POSIX, -#endif // ENABLE_BC +#endif BC_ERR_IDX_VM, BC_ERR_IDX_VM, BC_ERR_IDX_VM, }; @@ -951,9 +951,9 @@ static const char *bc_err_msgs[] = { "string end could not be found", "comment end could not be found", "end of file", -#ifdef ENABLE_DC +#if ENABLE_DC "extended register", -#endif // ENABLE_DC +#endif "bad token", "bad expression", @@ -992,7 +992,7 @@ static const char *bc_err_msgs[] = { "index is out of bounds", "item already exists", -#ifdef ENABLE_BC +#if ENABLE_BC "POSIX only allows one character names; the following is bad:", "POSIX does not allow '#' script comments", "POSIX does not allow the following keyword:", @@ -1005,14 +1005,14 @@ static const char *bc_err_msgs[] = { "POSIX does not allow an empty condition expression in a for loop", "POSIX does not allow an empty update expression in a for loop", "POSIX requires the left brace be on the same line as the function header", -#endif // ENABLE_BC +#endif }; static const char bc_func_main[] = "(main)"; static const char bc_func_read[] = "(read)"; -#ifdef ENABLE_BC +#if ENABLE_BC static const BcLexKeyword bc_lex_kws[20] = { BC_LEX_KW_ENTRY("auto", 4, true), BC_LEX_KW_ENTRY("break", 5, true), @@ -1075,7 +1075,7 @@ static const BcParseNext bc_parse_next_read = BC_PARSE_NEXT(2, BC_LEX_NLINE, BC_LEX_EOF); #endif // ENABLE_BC -#ifdef ENABLE_DC +#if ENABLE_DC static const BcLexType dc_lex_regs[] = { BC_LEX_OP_REL_EQ, BC_LEX_OP_REL_LE, BC_LEX_OP_REL_GE, BC_LEX_OP_REL_NE, BC_LEX_OP_REL_LT, BC_LEX_OP_REL_GT, BC_LEX_SCOLON, BC_LEX_COLON, @@ -1140,8 +1140,6 @@ static const BcInst dc_parse_insts[] = { }; #endif // ENABLE_DC -static const char bc_num_hex_digits[] = "0123456789ABCDEF"; - static const BcNumBinaryOp bc_program_ops[] = { bc_num_pow, bc_num_mul, bc_num_div, bc_num_mod, bc_num_add, bc_num_sub, }; @@ -1149,7 +1147,7 @@ static const BcNumBinaryOp bc_program_ops[] = { static const char bc_program_stdin_name[] = "<stdin>"; static const char bc_program_ready_msg[] = "ready for more input\n"; -#ifdef ENABLE_BC +#if ENABLE_BC static const char *bc_lib_name = "gen/lib.bc"; static const char bc_lib[] = { @@ -1417,7 +1415,7 @@ static BcStatus bc_read_line(BcVec *vec, const char *prompt) continue; } -#endif // ENABLE_FEATURE_BC_SIGNALS +#endif return BC_STATUS_IO_ERR; } @@ -1435,12 +1433,14 @@ static BcStatus bc_read_line(BcVec *vec, const char *prompt) static BcStatus bc_read_file(const char *path, char **buf) { BcStatus s = BC_STATUS_BIN_FILE; - size_t size = ((size_t) -1), read; + size_t size = ((size_t) -1); + size_t i; *buf = xmalloc_open_read_close(path, &size); - for (read = 0; read < size; ++read) { - if (BC_READ_BIN_CHAR((*buf)[read])) goto read_err; + for (i = 0; i < size; ++i) { + if (BC_READ_BIN_CHAR((*buf)[i])) + goto read_err; } return BC_STATUS_SUCCESS; @@ -1459,7 +1459,7 @@ static const char bc_args_lopt[] ALIGN1 = "quiet\0"No_argument"q" "mathlib\0"No_argument"l" "interactive\0"No_argument"i"; -#endif // ENABLE_FEATURE_BC_LONG_OPTIONS +#endif static const char bc_args_opt[] ALIGN1 = "xwvsqli"; @@ -1473,9 +1473,9 @@ static BcStatus bc_args(int argc, char *argv[], uint32_t *flags, BcVec *files) #if ENABLE_FEATURE_BC_LONG_OPTIONS *flags = getopt32long(argv, bc_args_opt, bc_args_lopt); -#else // ENABLE_FEATURE_BC_LONG_OPTIONS +#else *flags = getopt32(argv, bc_args_opt); -#endif // ENABLE_FEATURE_BC_LONG_OPTIONS +#endif if ((*flags) & BC_FLAG_V) bc_vm_info(NULL); if (do_exit) exit((int) s); @@ -2335,7 +2335,7 @@ static void bc_num_printNewline(size_t *nchars, size_t line_len) } } -#ifdef ENABLE_DC +#if ENABLE_DC static void bc_num_printChar(size_t num, size_t width, bool radix, size_t *nchars, size_t line_len) { @@ -2343,25 +2343,27 @@ static void bc_num_printChar(size_t num, size_t width, bool radix, bc_vm_putchar((char) num); *nchars = *nchars + width; } -#endif // ENABLE_DC +#endif static void bc_num_printDigits(size_t num, size_t width, bool radix, size_t *nchars, size_t line_len) { - size_t exp, pow, div; + size_t exp, pow; bc_num_printNewline(nchars, line_len); bc_vm_putchar(radix ? '.' : ' '); ++(*nchars); bc_num_printNewline(nchars, line_len); - for (exp = 0, pow = 1; exp < width - 1; ++exp, pow *= 10); + for (exp = 0, pow = 1; exp < width - 1; ++exp, pow *= 10) + continue; for (exp = 0; exp < width; pow /= 10, ++(*nchars), ++exp) { + size_t dig; bc_num_printNewline(nchars, line_len); - div = num / pow; - num -= div * pow; - bc_vm_putchar(((char) div) + '0'); + dig = num / pow; + num -= dig * pow; + bc_vm_putchar(((char) dig) + '0'); } } @@ -2375,7 +2377,7 @@ static void bc_num_printHex(size_t num, size_t width, bool radix, } bc_num_printNewline(nchars, line_len); - bc_vm_putchar(bc_num_hex_digits[num]); + bc_vm_putchar(bb_hexdigits_upcase[num]); *nchars = *nchars + width; } @@ -2483,12 +2485,12 @@ static BcStatus bc_num_printBase(BcNum *n, BcNum *base, size_t base_t, return s; } -#ifdef ENABLE_DC +#if ENABLE_DC static BcStatus bc_num_stream(BcNum *n, BcNum *base, size_t *nchars, size_t len) { return bc_num_printNum(n, base, 1, nchars, len, bc_num_printChar); } -#endif // ENABLE_DC +#endif static void bc_num_init(BcNum *n, size_t req) { @@ -2766,7 +2768,7 @@ static BcStatus bc_num_divmod(BcNum *a, BcNum *b, BcNum *c, BcNum *d, return s; } -#ifdef ENABLE_DC +#if ENABLE_DC static BcStatus bc_num_modexp(BcNum *a, BcNum *b, BcNum *c, BcNum *restrict d) { BcStatus s; @@ -2908,7 +2910,7 @@ static void bc_string_free(void *string) free(*((char **) string)); } -#ifdef ENABLE_DC +#if ENABLE_DC static void bc_result_copy(BcResult *d, BcResult *src) { d->t = src->t; @@ -3111,7 +3113,7 @@ static BcStatus bc_lex_text(BcLex *l, const char *text) return bc_lex_next(l); } -#ifdef ENABLE_BC +#if ENABLE_BC static BcStatus bc_lex_identifier(BcLex *l) { BcStatus s; @@ -3490,7 +3492,7 @@ static BcStatus bc_lex_token(BcLex *l) } #endif // ENABLE_BC -#ifdef ENABLE_DC +#if ENABLE_DC static BcStatus dc_lex_register(BcLex *l) { BcStatus s = BC_STATUS_SUCCESS; @@ -3762,7 +3764,7 @@ static void bc_parse_create(BcParse *p, BcProgram *prog, size_t func, bc_parse_updateFunc(p, func); } -#ifdef ENABLE_BC +#if ENABLE_BC static BcStatus bc_parse_else(BcParse *p); static BcStatus bc_parse_stmt(BcParse *p); @@ -5083,7 +5085,7 @@ static BcStatus bc_parse_expression(BcParse *p, uint8_t flags) } #endif // ENABLE_BC -#ifdef ENABLE_DC +#if ENABLE_DC static BcStatus dc_parse_register(BcParse *p) { BcStatus s; @@ -5438,10 +5440,6 @@ static BcStatus bc_program_binOpPrep(BcProgram *p, BcResult **l, BcNum **ln, return BC_STATUS_EXEC_BAD_TYPE; if (!assign && !BC_PROG_NUM((*r), (*ln))) return BC_STATUS_EXEC_BAD_TYPE; -#ifdef ENABLE_DC -#else // ENABLE_DC -#endif // ENABLE_DC - return s; } @@ -5463,9 +5461,6 @@ static BcStatus bc_program_prep(BcProgram *p, BcResult **r, BcNum **n) s = bc_program_num(p, *r, n, false); if (s) return s; -#ifdef ENABLE_DC -#endif // ENABLE_DC - if (!BC_PROG_NUM((*r), (*n))) return BC_STATUS_EXEC_BAD_TYPE; return s; @@ -5580,12 +5575,12 @@ static void bc_program_printString(const char *str, size_t *nchars) { size_t i, len = strlen(str); -#ifdef ENABLE_DC +#if ENABLE_DC if (len == 0) { bc_vm_putchar('\0'); return; } -#endif // ENABLE_DC +#endif for (i = 0; i < len; ++i, ++(*nchars)) { @@ -5790,7 +5785,7 @@ static BcStatus bc_program_logical(BcProgram *p, char inst) return s; } -#ifdef ENABLE_DC +#if ENABLE_DC static BcStatus bc_program_assignStr(BcProgram *p, BcResult *r, BcVec *v, bool push) { @@ -5829,10 +5824,10 @@ static BcStatus bc_program_copyToVar(BcProgram *p, char *name, bool var) if ((ptr->t == BC_RESULT_ARRAY) != !var) return BC_STATUS_EXEC_BAD_TYPE; bc_program_search(p, name, &v, var); -#ifdef ENABLE_DC +#if ENABLE_DC if (ptr->t == BC_RESULT_STR && !var) return BC_STATUS_EXEC_BAD_TYPE; if (ptr->t == BC_RESULT_STR) return bc_program_assignStr(p, ptr, v, true); -#endif // ENABLE_DC +#endif s = bc_program_num(p, ptr, &n, false); if (s) return s; @@ -5869,7 +5864,7 @@ static BcStatus bc_program_assign(BcProgram *p, char inst) ib = left->t == BC_RESULT_IBASE; sc = left->t == BC_RESULT_SCALE; -#ifdef ENABLE_DC +#if ENABLE_DC if (right->t == BC_RESULT_STR) { @@ -5880,12 +5875,12 @@ static BcStatus bc_program_assign(BcProgram *p, char inst) return bc_program_assignStr(p, right, v, false); } -#endif // ENABLE_DC +#endif if (left->t == BC_RESULT_CONSTANT || left->t == BC_RESULT_TEMP) return BC_STATUS_PARSE_BAD_ASSIGN; -#ifdef ENABLE_BC +#if ENABLE_BC if (inst == BC_INST_ASSIGN_DIVIDE && !bc_num_cmp(r, &p->zero)) return BC_STATUS_MATH_DIVIDE_BY_ZERO; @@ -5895,9 +5890,9 @@ static BcStatus bc_program_assign(BcProgram *p, char inst) s = bc_program_ops[inst - BC_INST_ASSIGN_POWER](l, r, l, p->scale); if (s) return s; -#else // ENABLE_BC +#else bc_num_copy(l, r); -#endif // ENABLE_BC +#endif if (ib || sc || left->t == BC_RESULT_OBASE) { @@ -5937,17 +5932,17 @@ static BcStatus bc_program_pushVar(BcProgram *p, char *code, size_t *bgn, BcStatus s = BC_STATUS_SUCCESS; BcResult r; char *name = bc_program_name(code, bgn); -#ifdef ENABLE_DC // Exclude +#if ENABLE_DC // Exclude BcNum *num; BcVec *v; -#else // ENABLE_DC +#else (void) pop, (void) copy; -#endif // ENABLE_DC Exclude +#endif r.t = BC_RESULT_VAR; r.d.id.name = name; -#ifdef ENABLE_DC +#if ENABLE_DC bc_program_search(p, name, &v, true); num = bc_vec_top(v); @@ -6019,7 +6014,7 @@ err: return s; } -#ifdef ENABLE_BC +#if ENABLE_BC static BcStatus bc_program_incdec(BcProgram *p, char inst) { BcStatus s; @@ -6180,19 +6175,19 @@ static BcStatus bc_program_builtin(BcProgram *p, char inst) s = bc_program_num(p, opnd, &num, false); if (s) return s; -#ifdef ENABLE_DC +#if ENABLE_DC if (!BC_PROG_NUM(opnd, num) && !len) return BC_STATUS_EXEC_BAD_TYPE; -#endif // ENABLE_DC +#endif bc_num_init(&res.d.n, BC_NUM_DEF_SIZE); if (inst == BC_INST_SQRT) s = bc_num_sqrt(num, &res.d.n, p->scale); -#ifdef ENABLE_BC +#if ENABLE_BC else if (len != 0 && opnd->t == BC_RESULT_ARRAY) { s = bc_num_ulong2num(&res.d.n, (unsigned long) ((BcVec *) num)->len); } -#endif // ENABLE_BC -#ifdef ENABLE_DC +#endif +#if ENABLE_DC else if (len != 0 && !BC_PROG_NUM(opnd, num)) { char **str; @@ -6202,7 +6197,7 @@ static BcStatus bc_program_builtin(BcProgram *p, char inst) s = bc_num_ulong2num(&res.d.n, strlen(*str)); if (s) goto err; } -#endif // ENABLE_DC +#endif else { BcProgramBuiltIn f = len ? bc_program_len : bc_program_scale; s = bc_num_ulong2num(&res.d.n, f(num)); @@ -6218,7 +6213,7 @@ err: return s; } -#ifdef ENABLE_DC +#if ENABLE_DC static BcStatus bc_program_divmod(BcProgram *p) { BcStatus s; @@ -6563,9 +6558,9 @@ static void bc_program_free(BcProgram *p) bc_num_free(&p->ib); bc_num_free(&p->ob); bc_num_free(&p->hexb); -#ifdef ENABLE_DC +#if ENABLE_DC bc_num_free(&p->strmb); -#endif // ENABLE_DC +#endif bc_vec_free(&p->fns); bc_vec_free(&p->fn_map); bc_vec_free(&p->vars); @@ -6607,10 +6602,10 @@ static void bc_program_init(BcProgram *p, size_t line_len, BcParseInit init, bc_num_ten(&p->hexb); p->hexb.num[0] = 6; -#ifdef ENABLE_DC +#if ENABLE_DC bc_num_init(&p->strmb, BC_NUM_DEF_SIZE); bc_num_ulong2num(&p->strmb, UCHAR_MAX + 1); -#endif // ENABLE_DC +#endif bc_num_init(&p->last, BC_NUM_DEF_SIZE); bc_num_zero(&p->last); @@ -6718,7 +6713,7 @@ static BcStatus bc_program_exec(BcProgram *p) switch (inst) { -#ifdef ENABLE_BC +#if ENABLE_BC case BC_INST_JUMP_ZERO: { s = bc_program_prep(p, &ptr, &num); @@ -6888,20 +6883,20 @@ static BcStatus bc_program_exec(BcProgram *p) break; } -#ifdef ENABLE_BC +#if ENABLE_BC case BC_INST_ASSIGN_POWER: case BC_INST_ASSIGN_MULTIPLY: case BC_INST_ASSIGN_DIVIDE: case BC_INST_ASSIGN_MODULUS: case BC_INST_ASSIGN_PLUS: case BC_INST_ASSIGN_MINUS: -#endif // ENABLE_BC +#endif case BC_INST_ASSIGN: { s = bc_program_assign(p, inst); break; } -#ifdef ENABLE_DC +#if ENABLE_DC case BC_INST_MODEXP: { s = bc_program_modexp(p); @@ -7032,7 +7027,7 @@ static void bc_vm_sig(int sig) } errno = err; } -#endif // ENABLE_FEATURE_BC_SIGNALS +#endif static void bc_vm_info(const char *const help) { @@ -7052,7 +7047,7 @@ static BcStatus bc_vm_error(BcStatus s, const char *file, size_t line) return s * (!bcg.ttyin || !!strcmp(file, bc_program_stdin_name)); } -#ifdef ENABLE_BC +#if ENABLE_BC static BcStatus bc_vm_posixError(BcStatus s, const char *file, size_t line, const char *msg) { @@ -7315,7 +7310,7 @@ static BcStatus bc_vm_exec(BcVm *vm) BcStatus s = BC_STATUS_SUCCESS; size_t i; -#ifdef ENABLE_BC +#if ENABLE_BC if (vm->flags & BC_FLAG_L) { bc_lex_file(&vm->prs.l, bc_lib_name); @@ -7327,7 +7322,7 @@ static BcStatus bc_vm_exec(BcVm *vm) s = bc_program_exec(&vm->prog); if (s) return s; } -#endif // ENABLE_BC +#endif for (i = 0; !s && i < vm->files.len; ++i) s = bc_vm_file(vm, *((char **) bc_vec_item(&vm->files, i))); @@ -7358,7 +7353,7 @@ static BcStatus bc_vm_init(BcVm *vm, BcVmExe exe, const char *env_len) sa.sa_handler = bc_vm_sig; sa.sa_flags = 0; sigaction(SIGINT, &sa, NULL); -#endif // ENABLE_FEATURE_BC_SIGNALS +#endif memset(vm, 0, sizeof(BcVm)); @@ -7368,10 +7363,10 @@ static BcStatus bc_vm_init(BcVm *vm, BcVmExe exe, const char *env_len) bc_vec_init(&vm->files, sizeof(char *), NULL); -#ifdef ENABLE_BC +#if ENABLE_BC vm->flags |= BC_FLAG_S * bcg.bc * (getenv("POSIXLY_CORRECT") != NULL); if (bcg.bc) s = bc_vm_envArgs(vm); -#endif // ENABLE_BC +#endif bc_program_init(&vm->prog, len, exe.init, exe.exp); exe.init(&vm->prs, &vm->prog, BC_PROG_MAIN); @@ -7393,13 +7388,13 @@ static BcStatus bc_vm_run(int argc, char *argv[], BcVmExe exe, bcg.ttyin = isatty(0); bcg.tty = bcg.ttyin || (vm.flags & BC_FLAG_I) || isatty(1); -#ifdef ENABLE_BC +#if ENABLE_BC bcg.posix = vm.flags & BC_FLAG_S; bcg.warn = vm.flags & BC_FLAG_W; -#endif // ENABLE_BC -#ifdef ENABLE_DC +#endif +#if ENABLE_DC bcg.exreg = vm.flags & BC_FLAG_X; -#endif // ENABLE_DC +#endif if (bcg.ttyin && !(vm.flags & BC_FLAG_Q)) bc_vm_info(NULL); st = bc_vm_exec(&vm); @@ -7409,16 +7404,16 @@ exit: return st; } -#ifdef ENABLE_BC +#if ENABLE_BC BcStatus bc_main(int argc, char *argv[]) { BcVmExe exec; bcg.bc = true; bcg.name = bc_name; -#if ENABLE_FEATURE_BC_SIGNALS +# if ENABLE_FEATURE_BC_SIGNALS bcg.sig_msg = bc_sig_msg; -#endif // ENABLE_FEATURE_BC_SIGNALS +# endif exec.init = bc_parse_init; exec.exp = bc_parse_expression; @@ -7426,18 +7421,18 @@ BcStatus bc_main(int argc, char *argv[]) return bc_vm_run(argc, argv, exec, "BC_LINE_LENGTH"); } -#endif // ENABLE_BC +#endif -#ifdef ENABLE_DC +#if ENABLE_DC BcStatus dc_main(int argc, char *argv[]) { BcVmExe exec; bcg.bc = false; bcg.name = dc_name; -#if ENABLE_FEATURE_BC_SIGNALS +# if ENABLE_FEATURE_BC_SIGNALS bcg.sig_msg = dc_sig_msg; -#endif // ENABLE_FEATURE_BC_SIGNALS +# endif exec.init = dc_parse_init; exec.exp = dc_parse_expr; @@ -7446,4 +7441,4 @@ BcStatus dc_main(int argc, char *argv[]) return bc_vm_run(argc, argv, exec, "DC_LINE_LENGTH"); } -#endif // ENABLE_DC +#endif |