ardix/lib/ctype.c
Felix f0dc3a3433
kiss capitalism goodbye for good
The CNPL will make sure that absolutely no corporation is going to get
anywhere near Ardix -- exactly as it should be.  Fuck you, corporations!
2021-05-10 16:19:38 +02:00

85 lines
1.4 KiB
C

/* See the end of this file for copyright, license, and warranty information. */
#include <ctype.h>
int isalpha(int c)
{
return (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z');
}
int isblank(int c)
{
return c == ' ' || c == '\t';
}
int iscntrl(int c)
{
return c == 0x7F || (c >= 0 && c <= 0x1F);
}
int isdigit(int c)
{
return c >= '0' && c <= '9';
}
int isgraph(int c)
{
/* space *not* included */
return c > 0x20 && c <= 0x7E;
}
int islower(int c)
{
return c >= 'a' && c <= 'z';
}
int isprint(int c)
{
/* space *is* included */
return c >= 0x20 && c <= 0x7E;
}
int ispunct(int c)
{
return isprint(c) && !isalnum(c);
}
int isspace(int c)
{
return c == ' ' || (c >= '\n' && c <= '\r');
}
int isupper(int c)
{
return c >= 'A' && c <= 'Z';
}
int isxdigit(int c)
{
return (c >= '0' && c <= '9')
|| (c >= 'A' && c <= 'F')
|| (c >= 'a' && c <= 'f');
}
int isascii(int c)
{
return c & 0x7F;
}
int isalnum(int c)
{
return isalpha(c) || isdigit(c);
}
/*
* This file is part of Ardix.
* Copyright (c) 2020, 2021 Felix Kopp <owo@fef.moe>.
*
* Ardix is non-violent software: you may only use, redistribute,
* and/or modify it under the terms of the CNPLv6+ as found in
* the LICENSE file in the source code root directory or at
* <https://git.pixie.town/thufie/CNPL>.
*
* Ardix comes with ABSOLUTELY NO WARRANTY, to the extent
* permitted by applicable law. See the CNPLv6+ for details.
*/