mirror of
https://git.code.sf.net/p/quake/quakeforge
synced 2024-11-23 04:42:32 +00:00
146 lines
2.9 KiB
C
146 lines
2.9 KiB
C
/*
|
|
bi_string.c
|
|
|
|
QuakeC string api
|
|
|
|
Copyright (C) 2004 Bill Currie
|
|
|
|
Author: Bill Currie <bill@taniwha.org>
|
|
Date: 2004/1/6
|
|
|
|
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 2
|
|
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, write to:
|
|
|
|
Free Software Foundation, Inc.
|
|
59 Temple Place - Suite 330
|
|
Boston, MA 02111-1307, USA
|
|
|
|
*/
|
|
#ifdef HAVE_CONFIG_H
|
|
# include "config.h"
|
|
#endif
|
|
|
|
static __attribute__ ((used)) const char rcsid[] =
|
|
"$Id$";
|
|
|
|
#ifdef HAVE_STRING_H
|
|
# include <string.h>
|
|
#endif
|
|
#ifdef HAVE_STRINGS_H
|
|
# include <strings.h>
|
|
#endif
|
|
#include <stdlib.h>
|
|
|
|
#include "QF/dstring.h"
|
|
#include "QF/progs.h"
|
|
|
|
#include "rua_internal.h"
|
|
|
|
static void
|
|
bi_str_new (progs_t *pr)
|
|
{
|
|
R_STRING (pr) = PR_NewMutableString (pr);
|
|
}
|
|
|
|
static void
|
|
bi_str_free (progs_t *pr)
|
|
{
|
|
PR_FreeString (pr, P_STRING (pr, 0));
|
|
}
|
|
|
|
static void
|
|
bi_str_copy (progs_t *pr)
|
|
{
|
|
dstring_t *dst = P_DSTRING (pr, 0);
|
|
const char *src = P_GSTRING (pr, 1);
|
|
|
|
dstring_copystr (dst, src);
|
|
R_STRING (pr) = P_STRING (pr, 0);
|
|
}
|
|
|
|
static void
|
|
bi_str_cat (progs_t *pr)
|
|
{
|
|
dstring_t *dst = P_DSTRING (pr, 0);
|
|
const char *src = P_GSTRING (pr, 1);
|
|
|
|
dstring_appendstr (dst, src);
|
|
R_STRING (pr) = P_STRING (pr, 0);
|
|
}
|
|
|
|
static void
|
|
bi_str_clear (progs_t *pr)
|
|
{
|
|
dstring_t *str = P_DSTRING (pr, 0);
|
|
|
|
dstring_clearstr (str);
|
|
R_STRING (pr) = P_STRING (pr, 0);
|
|
}
|
|
|
|
static void
|
|
bi_str_mid (progs_t *pr)
|
|
{
|
|
const char *str = P_GSTRING (pr, 0);
|
|
int pos = P_INT (pr, 1);
|
|
int end = P_INT (pr, 2);
|
|
int size = strlen (str);
|
|
char *temp;
|
|
|
|
if (pr->pr_argc == 2)
|
|
end = size;
|
|
|
|
R_STRING (pr) = 0;
|
|
if (pos < 0)
|
|
pos += size;
|
|
if (end < 0)
|
|
end += size;
|
|
if (end > size)
|
|
end = size;
|
|
if (pos < 0 || pos >= size || end <= pos)
|
|
return;
|
|
temp = alloca (end - pos + 1);
|
|
strncpy (temp, str + pos, end - pos);
|
|
temp[end - pos] = 0;
|
|
RETURN_STRING (pr, temp);
|
|
}
|
|
|
|
static void
|
|
bi_str_str (progs_t *pr)
|
|
{
|
|
const char *haystack = P_GSTRING (pr, 0);
|
|
const char *needle = P_GSTRING (pr, 1);
|
|
char *res = strstr (haystack, needle);
|
|
|
|
R_STRING (pr) = 0;
|
|
if (res)
|
|
R_STRING (pr) = res - pr->pr_strings;
|
|
}
|
|
|
|
static builtin_t builtins[] = {
|
|
{"str_new", bi_str_new, -1},
|
|
{"str_free", bi_str_free, -1},
|
|
{"str_copy", bi_str_copy, -1},
|
|
{"str_cat", bi_str_cat, -1},
|
|
{"str_clear", bi_str_clear, -1},
|
|
{"str_mid|*i", bi_str_mid, -1},
|
|
{"str_mid|*ii", bi_str_mid, -1},
|
|
{"str_str", bi_str_str, -1},
|
|
{0}
|
|
};
|
|
|
|
void
|
|
RUA_String_Init (progs_t *pr, int secure)
|
|
{
|
|
PR_RegisterBuiltins (pr, builtins);
|
|
}
|