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95 lines
2.7 KiB
C
95 lines
2.7 KiB
C
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/*
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Libraries for fields, doubly-linked lists and red-black trees.
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Copyright (C) 2001 James S. Plank
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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---------------------------------------------------------------------------
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Please see http://www.cs.utk.edu/~plank/plank/classes/cs360/360/notes/Libfdr/
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for instruction on how to use this library.
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Jim Plank
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plank@cs.utk.edu
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http://www.cs.utk.edu/~plank
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Associate Professor
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Department of Computer Science
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University of Tennessee
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203 Claxton Complex
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1122 Volunteer Blvd.
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Knoxville, TN 37996-3450
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865-974-4397
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Fax: 865-974-4404
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*/
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#ifndef _JVAL_H_
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#define _JVAL_H_
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/* The Jval -- a type that can hold any 8-byte type */
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typedef union {
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int i;
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long l;
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float f;
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double d;
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void *v;
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char *s;
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char c;
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unsigned char uc;
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short sh;
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unsigned short ush;
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unsigned int ui;
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int iarray[2];
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float farray[2];
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char carray[8];
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unsigned char ucarray[8];
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} Jval;
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extern Jval new_jval_i(int);
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extern Jval new_jval_l(long);
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extern Jval new_jval_f(float);
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extern Jval new_jval_d(double);
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extern Jval new_jval_v(void *);
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extern Jval new_jval_s(char *);
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extern Jval new_jval_c(char);
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extern Jval new_jval_uc(unsigned char);
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extern Jval new_jval_sh(short);
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extern Jval new_jval_ush(unsigned short);
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extern Jval new_jval_ui(unsigned int);
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extern Jval new_jval_iarray(int, int);
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extern Jval new_jval_farray(float, float);
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extern Jval new_jval_carray_nt(char *); /* Carray is null terminated */
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extern Jval new_jval_carray_nnt(char *); /* Carray is not null terminated */
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/* For ucarray -- use carray, because it uses memcpy */
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extern Jval JNULL;
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extern int jval_i(Jval);
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extern long jval_l(Jval);
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extern float jval_f(Jval);
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extern double jval_d(Jval);
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extern void *jval_v(Jval);
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extern char *jval_s(Jval);
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extern char jval_c(Jval);
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extern unsigned char jval_uc(Jval);
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extern short jval_sh(Jval);
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extern unsigned short jval_ush(Jval);
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extern unsigned int jval_ui(Jval);
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extern int *jval_iarray(Jval);
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extern float *jval_farray(Jval);
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extern char *jval_carray(Jval);
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#endif
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