diff options
Diffstat (limited to 'miscutils/bc.c')
| -rw-r--r-- | miscutils/bc.c | 130 |
1 files changed, 65 insertions, 65 deletions
diff --git a/miscutils/bc.c b/miscutils/bc.c index 7a6278cfc..44d4976cc 100644 --- a/miscutils/bc.c +++ b/miscutils/bc.c @@ -711,40 +711,29 @@ dc_LEX_to_INST[] = { // starts at XC_LEX_OP_POWER // corresponding XC/DC_L #endif // ENABLE_DC typedef struct BcLex { - const char *lex_inbuf; - const char *lex_next_at; // last lex_next() was called at this string + smallint lex; // was BcLexType // first member is most used + smallint lex_last; // was BcLexType + bool lex_newline; size_t lex_i; size_t lex_line; size_t lex_len; - bool lex_newline; - smallint lex; // was BcLexType - smallint lex_last; // was BcLexType + const char *lex_inbuf; + const char *lex_next_at; // last lex_next() was called at this string BcVec lex_strnumbuf; } BcLex; -#define BC_PARSE_STREND (0xff) - -#if ENABLE_BC -# define BC_PARSE_REL (1 << 0) -# define BC_PARSE_PRINT (1 << 1) -# define BC_PARSE_ARRAY (1 << 2) -# define BC_PARSE_NOCALL (1 << 3) -#endif - typedef struct BcParse { - BcLex l; - - IF_BC(BcVec exits;) - IF_BC(BcVec conds;) - IF_BC(BcVec ops;) + BcLex l; // first member is most used const char *filename; FILE *input_fp; BcFunc *func; size_t fidx; - IF_BC(size_t in_funcdef;) + IF_BC(BcVec exits;) + IF_BC(BcVec conds;) + IF_BC(BcVec ops;) } BcParse; typedef struct BcProgram { @@ -775,6 +764,62 @@ typedef struct BcProgram { IF_BC(BcNum last;) } BcProgram; +struct globals { + BcParse prs; // first member is most used + + // For error messages. Can be set to current parsed line, + // or [TODO] to current executing line (can be before last parsed one) + unsigned err_line; + + BcVec input_buffer; + + IF_FEATURE_BC_SIGNALS(smallint ttyin;) + IF_FEATURE_CLEAN_UP(smallint exiting;) + + BcProgram prog; + + BcVec files; + + char *env_args; + +#if ENABLE_FEATURE_EDITING + line_input_t *line_input_state; +#endif +} FIX_ALIASING; +#define G (*ptr_to_globals) +#define INIT_G() do { \ + SET_PTR_TO_GLOBALS(xzalloc(sizeof(G))); \ +} while (0) +#define FREE_G() do { \ + FREE_PTR_TO_GLOBALS(); \ +} while (0) +#define G_posix (ENABLE_BC && (option_mask32 & BC_FLAG_S)) +#define G_warn (ENABLE_BC && (option_mask32 & BC_FLAG_W)) +#define G_exreg (ENABLE_DC && (option_mask32 & DC_FLAG_X)) +#if ENABLE_FEATURE_BC_SIGNALS +# define G_interrupt bb_got_signal +# define G_ttyin G.ttyin +#else +# define G_interrupt 0 +# define G_ttyin 0 +#endif +#if ENABLE_FEATURE_CLEAN_UP +# define G_exiting G.exiting +#else +# define G_exiting 0 +#endif +#define IS_BC (ENABLE_BC && (!ENABLE_DC || applet_name[0] == 'b')) +#define IS_DC (ENABLE_DC && (!ENABLE_BC || applet_name[0] != 'b')) + +#define BC_PARSE_STREND (0xff) + +#if ENABLE_BC +# define BC_PARSE_REL (1 << 0) +# define BC_PARSE_PRINT (1 << 1) +# define BC_PARSE_ARRAY (1 << 2) +# define BC_PARSE_NOCALL (1 << 3) +#endif + #define BC_PROG_MAIN (0) #define BC_PROG_READ (1) #if ENABLE_DC @@ -830,51 +875,6 @@ typedef struct BcProgram { #endif #define BC_MAX_NUM_STR BC_MAX_STRING_STR -struct globals { - IF_FEATURE_BC_SIGNALS(smallint ttyin;) - IF_FEATURE_CLEAN_UP(smallint exiting;) - - BcParse prs; - BcProgram prog; - - // For error messages. Can be set to current parsed line, - // or [TODO] to current executing line (can be before last parsed one) - unsigned err_line; - - BcVec files; - BcVec input_buffer; - - char *env_args; - -#if ENABLE_FEATURE_EDITING - line_input_t *line_input_state; -#endif -} FIX_ALIASING; -#define G (*ptr_to_globals) -#define INIT_G() do { \ - SET_PTR_TO_GLOBALS(xzalloc(sizeof(G))); \ -} while (0) -#define FREE_G() do { \ - FREE_PTR_TO_GLOBALS(); \ -} while (0) -#define G_posix (ENABLE_BC && (option_mask32 & BC_FLAG_S)) -#define G_warn (ENABLE_BC && (option_mask32 & BC_FLAG_W)) -#define G_exreg (ENABLE_DC && (option_mask32 & DC_FLAG_X)) -#if ENABLE_FEATURE_BC_SIGNALS -# define G_interrupt bb_got_signal -# define G_ttyin G.ttyin -#else -# define G_interrupt 0 -# define G_ttyin 0 -#endif -#if ENABLE_FEATURE_CLEAN_UP -# define G_exiting G.exiting -#else -# define G_exiting 0 -#endif -#define IS_BC (ENABLE_BC && (!ENABLE_DC || applet_name[0] == 'b')) -#define IS_DC (ENABLE_DC && (!ENABLE_BC || applet_name[0] != 'b')) - // In configurations where errors abort instead of propagating error // return code up the call chain, functions returning BC_STATUS // actually don't return anything, they always succeed and return "void". |