mirror of
https://git.code.sf.net/p/quake/quakeforge
synced 2024-11-23 21:02:50 +00:00
d35154ecf1
Too much copying of base files.
110 lines
2.1 KiB
C
110 lines
2.1 KiB
C
/*
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util.c
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Copyright (C) 2019 Bill Currie <bill@taniwha.org>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program 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.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to:
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Free Software Foundation, Inc.
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59 Temple Place - Suite 330
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Boston, MA 02111-1307, USA
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <string.h>
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#include "QF/hash.h"
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#include "util.h"
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static const char *
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strset_get_key (const void *_str, void *unused)
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{
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return (const char *)_str;
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}
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strset_t *
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new_strset (const char * const *strings)
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{
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hashtab_t *tab = Hash_NewTable (61, strset_get_key, 0, 0, 0);//FIXME threads
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for ( ; strings && *strings; strings++) {
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Hash_Add (tab, (void *) *strings);
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}
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return (strset_t *) tab;
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}
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void
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del_strset (strset_t *strset)
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{
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Hash_DelTable ((hashtab_t *) strset);
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}
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void
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strset_add (strset_t *strset, const char *str)
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{
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hashtab_t *tab = (hashtab_t *) strset;
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Hash_Add (tab, (void *) str);
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}
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int
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strset_contains (strset_t *strset, const char *str)
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{
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return Hash_Find ((hashtab_t *) strset, str) != 0;
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}
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int
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count_strings (const char * const *str)
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{
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int count = 0;
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if (str) {
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while (*str++) {
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count++;
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}
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}
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return count;
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}
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void
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merge_strings (const char **out, const char * const *in1,
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const char * const *in2)
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{
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if (in1) {
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while (*in1) {
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*out++ = *in1++;
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}
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}
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if (in2) {
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while (*in2) {
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*out++ = *in2++;
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}
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}
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}
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void
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prune_strings (strset_t *strset, const char **strings, uint32_t *count)
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{
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hashtab_t *tab = (hashtab_t *) strset;
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for (uint32_t i = *count; i-- > 0; ) {
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if (!Hash_Find (tab, strings[i])) {
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memmove (strings + i, strings + i + 1,
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(--(*count) - i) * sizeof (const char **));
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}
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}
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}
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