isv/variant.c
2020-10-24 02:38:24 +03:00

86 lines
1.8 KiB
C

/**
* Copyright (C) 2020 Evgeny Zinoviev
* This file is part of isv <https://github.com/gch1p/isv>.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdio.h>
#include "variant.h"
variant_t variant_double(double d)
{
variant_t v;
v.type = VARIANT_TYPE_DOUBLE;
v.d = d;
return v;
}
variant_t variant_long(long l)
{
variant_t v;
v.type = VARIANT_TYPE_LONG;
v.l = l;
return v;
}
variant_t variant_bool(bool b)
{
variant_t v;
v.type = VARIANT_TYPE_BOOL;
v.b = b;
return v;
}
variant_t variant_flag(bool b)
{
variant_t v;
v.type = VARIANT_TYPE_FLAG;
v.b = b;
return v;
}
/* this just stores a pointer to a string, it doesn't copy the string itself */
variant_t variant_string(const char *s)
{
variant_t v;
v.type = VARIANT_TYPE_STRING;
v.s = s;
return v;
}
inline bool variant_is_string(variant_t v)
{
return v.type == VARIANT_TYPE_STRING;
}
inline bool variant_is_long(variant_t v)
{
return v.type == VARIANT_TYPE_LONG;
}
inline bool variant_is_bool(variant_t v)
{
return v.type == VARIANT_TYPE_BOOL;
}
inline bool variant_is_flag(variant_t v)
{
return v.type == VARIANT_TYPE_FLAG;
}
inline bool variant_is_double(variant_t v)
{
return v.type == VARIANT_TYPE_DOUBLE;
}