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config.h
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config.h
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/*
* config - configuration routines
*
* Copyright (C) 1999-2007,2014,2021,2023 Landon Curt Noll and David I. Bell
*
* Primary author: Landon Curt Noll
*
* Calc is open software; you can redistribute it and/or modify it under
* the terms of the version 2.1 of the GNU Lesser General Public License
* as published by the Free Software Foundation.
*
* Calc is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General
* Public License for more details.
*
* A copy of version 2.1 of the GNU Lesser General Public License is
* distributed with calc under the filename COPYING-LGPL. You should have
* received a copy with calc; if not, write to Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* Under source code control: 1995/11/01 22:20:17
* File existed as early as: 1995
*
* chongo <was here> /\oo/\ http://www.isthe.com/chongo/
* Share and enjoy! :-) http://www.isthe.com/chongo/tech/comp/calc/
*/
#if !defined(INCLUDE_CONFIG_H)
#define INCLUDE_CONFIG_H
#if defined(CALC_SRC) /* if we are building from the calc source tree */
# include "decl.h"
# include "nametype.h"
# include "qmath.h"
#else
# include <calc/decl.h>
# include <calc/nametype.h>
# include <calc/qmath.h>
#endif
/*
* configuration element types
*/
#define CONFIG_ALL 0 /* not a real configuration parameter */
#define CONFIG_MODE 1 /* types of configuration parameters */
#define CONFIG_DISPLAY 2
#define CONFIG_EPSILON 3
#define CONFIG_EPSILONPREC 3 /* not a real type -- tied to CONFIG_EPSILON */
#define CONFIG_TRACE 4
#define CONFIG_MAXPRINT 5
#define CONFIG_MUL2 6
#define CONFIG_SQ2 7
#define CONFIG_POW2 8
#define CONFIG_REDC2 9
#define CONFIG_TILDE 10
#define CONFIG_TAB 11
#define CONFIG_QUOMOD 12
#define CONFIG_QUO 13
#define CONFIG_MOD 14
#define CONFIG_SQRT 15
#define CONFIG_APPR 16
#define CONFIG_CFAPPR 17
#define CONFIG_CFSIM 18
#define CONFIG_OUTROUND 19
#define CONFIG_ROUND 20
#define CONFIG_LEADZERO 21
#define CONFIG_FULLZERO 22
#define CONFIG_MAXSCAN 23
#define CONFIG_PROMPT 24
#define CONFIG_MORE 25
#define CONFIG_BLKMAXPRINT 26
#define CONFIG_BLKVERBOSE 27
#define CONFIG_BLKBASE 28
#define CONFIG_BLKFMT 29
#define CONFIG_RESOURCE_DEBUG 30
#define CONFIG_LIB_DEBUG CONFIG_RESOURCE_DEBUG
#define CONFIG_CALC_DEBUG 31
#define CONFIG_USER_DEBUG 32
#define CONFIG_VERBOSE_QUIT 33
#define CONFIG_CTRL_D 34
#define CONFIG_PROGRAM 35
#define CONFIG_BASENAME 36
#define CONFIG_VERSION 37
#define CONFIG_WINDOWS 38
#define CONFIG_MODE2 39
#define CONFIG_CYGWIN 40
#define CONFIG_COMPILE_CUSTOM 41
#define CONFIG_ALLOW_CUSTOM 42
#define CONFIG_BASEB 43
#define CONFIG_REDECL_WARN 44
#define CONFIG_DUPVAR_WARN 45
#define CONFIG_HZ 46
#define CONFIG_TILDE_SPACE 47
#define CONFIG_FRACTION_SPACE 48
#define CONFIG_COMPLEX_SPACE 49
#define CONFIG_TRIGROUND 50
/*
* config default symbols
*/
#define DISPLAY_DEFAULT 20 /* default digits for float display */
#define EPSILON_DEFAULT "1e-20" /* allowed error for float calculations */
#define EPSILONPREC_DEFAULT 67 /* 67 ==> 2^-67 <= EPSILON_DEFAULT < 2^-66 */
#define MAXPRINT_DEFAULT 16 /* default number of elements printed */
#define MAXSCANCOUNT 20 /* default max scan errors before an abort */
/*
* configuration object
*
* If you add elements to this structure, you need to also update:
*
* quickhash.c - config_hash()
* hash.c - hash_value()
* config.c - configs[], oldstd, newstd, setconfig(),
* config_value(), config_cmp(),
* and perhaps config_copy(), config_free()
* config.h - CONFIG_XYZ_SYMBOL (see above)
* help/config - document new config option
*/
struct config {
int outmode; /* current output mode */
int outmode2; /* current secondary output mode */
LEN outdigits; /* current output digits for float or exp */
NUMBER *epsilon; /* default error for real functions */
long epsilonprec; /* epsilon binary precision (tied to epsilon) */
FLAG traceflags; /* tracing flags */
LEN maxprint; /* number of elements to print */
LEN mul2; /* size of number to use multiply algorithm 2 */
LEN sq2; /* size of number to use square algorithm 2 */
LEN pow2; /* size of modulus to use REDC for powers */
LEN redc2; /* size of modulus to use REDC algorithm 2 */
bool tilde_ok; /* OK to print a tilde on approximations */
bool tilde_space; /* print space after tilde on approximations */
bool fraction_space; /* true => print spaces around / in fractions */
bool complex_space; /* true => print spaces around + or - in complex values */
bool tab_ok; /* OK to print tab before numeric values */
LEN quomod; /* quomod() default rounding mode */
LEN quo; /* quotient // default rounding mode */
LEN mod; /* mod % default rounding mode */
LEN sqrt; /* sqrt() default rounding mode */
LEN appr; /* appr() default rounding mode */
LEN cfappr; /* cfappr() default rounding mode */
LEN cfsim; /* cfsim() default rounding mode */
LEN outround; /* output default rounding mode */
LEN round; /* round()/bround() default rounding mode */
LEN triground; /* trigonometric and hyperbolic function rounding mode */
bool leadzero; /* OK to print leading 0 before decimal pt */
bool fullzero; /* OK to print trailing 0's */
long maxscancount; /* max scan errors before abort */
char *prompt1; /* normal prompt */
char *prompt2; /* prompt when inside multi-line input */
int blkmaxprint; /* octets of a block to print, 0 => all */
bool blkverbose; /* true => print all lines if a block */
int blkbase; /* block output base */
int blkfmt; /* block output style */
long calc_debug; /* internal debug, see CALC_DEBUG_XYZ below */
long resource_debug; /* resource debug, see RSCDBG_XYZ below */
long user_debug; /* user defined debug value: 0 default */
bool verbose_quit; /* true => print Quit or abort executed msg */
int ctrl_d; /* see CTRL_D_xyz below */
char *program; /* our name */
char *base_name; /* basename of our name */
bool windows; /* true => running under MS windows */
bool cygwin; /* true => compiled with cygwin */
bool compile_custom; /* true => compiled with -DCUSTOM */
bool *allow_custom; /* ptr to if custom functions are allowed */
char *version; /* calc version string */
int baseb; /* base for calculations */
bool redecl_warn; /* true => warn of redeclaring variables */
bool dupvar_warn; /* true => warn of var name collisions */
};
typedef struct config CONFIG;
/*
* resource_debug bit masks
*/
#define RSCDBG_STDIN_FUNC (0x00000001) /* interactive func define debug */
#define RSCDBG_FILE_FUNC (0x00000002) /* file read func define debug */
#define RSCDBG_FUNC_INFO (0x00000004) /* print extra info for show func */
#define RSCDBG_PRINT_DBG (0x00000008) /* print debug messages */
#define RSCDBG_MASK (0x0000000f)
/*
* calc_debug bit masks
*/
#define CALCDBG_SYSTEM (0x00000001) /* print system cmd prior to exec */
#define CALCDBG_FUNC_QUIT (0x00000002) /* active functions when quit */
#define CALCDBG_HASH_STATE (0x00000004) /* hash state details */
#define CALCDBG_BLOCK (0x00000008) /* block debug */
#define CALCDBG_TTY (0x00000010) /* report TTY state changes */
#define CALCDBG_RUNSTATE (0x00000020) /* report run_state changes */
#define CALCDBG_RAND (0x00000040) /* report rand() activity */
#define CALCDBG_CUSTOM (0x00000080) /* custom function debug */
#define CALCDBG_MASK (0x000000ff)
/*
* ctrl-d meanings
*/
#define CTRL_D_VIRGIN_EOF (0) /* ^D only exits on virgin command lines */
#define CTRL_D_NEVER_EOF (1) /* ^D never exits, emacs binding meaning only */
#define CTRL_D_EMPTY_EOF (2) /* ^D always exits at start of line */
/*
* global configuration states and aliases
*/
EXTERN CONFIG *conf; /* current configuration */
EXTERN CONFIG oldstd; /* old classic standard configuration */
EXTERN CONFIG newstd; /* default compatible configuration */
E_FUNC char *calc_debug; /* !=NULL => value of config("calc_debug") */
E_FUNC char *resource_debug; /* !=NULL => config("resource_debug") value */
E_FUNC char *user_debug; /* !=NULL => value of config("user_debug") */
/*
* configuration externals
*/
E_FUNC CONFIG *config_copy(CONFIG *src);
E_FUNC void config_free(CONFIG *cfg);
E_FUNC void config_print(CONFIG *cfg);
E_FUNC int configtype(char*);
E_FUNC void config_print(CONFIG*);
E_FUNC bool config_cmp(CONFIG*, CONFIG*);
#endif /* !INCLUDE_CONFIG_H */