Files
calc/custom/c_argv.c
Landon Curt Noll 5ae3ca059a Fixed old references additive 55
Fixed documentation that referred to the old additive 55
generator.  We have been using the subtractive 100 in place
of the additive 55 generator for a while now.
2021-12-07 02:24:50 -08:00

168 lines
3.9 KiB
C

/*
* c_argv - a custom function display info about its args
*
* Copyright (C) 1999-2006,2021 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: 1997/03/09 20:27:37
* File existed as early as: 1997
*
* chongo <was here> /\oo/\ http://www.isthe.com/chongo/
* Share and enjoy! :-) http://www.isthe.com/chongo/tech/comp/calc/
*/
#if defined(CUSTOM)
#include <stdio.h>
#include "have_const.h"
#include "value.h"
#include "custom.h"
#include "config.h"
#include "calc.h"
#include "have_unused.h"
#include "banned.h" /* include after system header <> includes */
/*
* c_argv - a custom function display info about its args
*
* given:
* vals[i] and arg to display information about
*
* returns:
* count
*/
/*ARGSUSED*/
VALUE
c_argv(char *UNUSED(name), int count, VALUE **vals)
{
VALUE result; /* what we will return */
ZVALUE zfilelen; /* length of a file as a ZVALUE */
NUMBER *filelen; /* pointer to length of a file as a NUMBER */
char *type; /* the name of the arg type */
int i;
/*
* print info on each arg
*/
for (i=0; i < count; ++i) {
/*
* print arg number with leading tab as configured
*/
printf("%sarg[%d]", (conf->tab_ok ? "\t" : ""), i);
/*
* print the arg type
*/
switch (vals[i]->v_type) {
case V_NULL: /* null value */
type = "null";
break;
case V_INT: /* normal integer */
type = "int";
break;
case V_NUM: /* number */
type = "rational_value";
break;
case V_COM: /* complex number */
type = "complex_value";
break;
case V_ADDR: /* address of variable value */
type = "address";
break;
case V_STR: /* address of string */
type = "string";
break;
case V_MAT: /* address of matrix structure */
type = "matrix";
break;
case V_LIST: /* address of list structure */
type = "list";
break;
case V_ASSOC: /* address of association structure */
type = "assoc";
break;
case V_OBJ: /* address of object structure */
type = "object";
break;
case V_FILE: /* opened file id */
type = "file";
break;
case V_RAND: /* subtractive 100 random state */
type = "rand_state";
break;
case V_RANDOM: /* address of Blum random state */
type = "random_state";
break;
case V_CONFIG: /* configuration state */
type = "config_state";
break;
case V_HASH: /* hash state */
type = "hash_state";
break;
case V_BLOCK: /* memory block */
type = "octet_block";
break;
case V_OCTET: /* octet (unsigned char) */
type = "octet";
break;
default:
type = "unknown";
break;
}
printf("\t%-16s", type);
/*
* print size and sizeof information
*
* We have to treat files in a special way
* because their length can be very long.
*/
if (vals[i]->v_type == V_FILE) {
/* get the file length */
if (getsize(vals[i]->v_file, &zfilelen) == 0) {
filelen = qalloc();
filelen->num = zfilelen;
qprintfd(filelen, 0L);
qfree(filelen);
} else {
/* getsize error */
printf("\tsize=unknown");
}
printf("\tsizeof=%ld\n", (long int)lsizeof(vals[i]));
} else {
printf("\tsize=%ld\tsizeof=%ld\n",
elm_count(vals[i]), (long int)lsizeof(vals[i]));
}
}
/*
* return count
*/
result.v_type = V_NUM;
result.v_num = itoq(count);
return result;
}
#endif /* CUSTOM */