[utils] string utils, file utils, contiguous arrays of strings used for storing tokenized strings, klib for generic hashtables and vectors, antirez's sds for certain types of string building, utf8proc for iterating over utf-8 strings and unicode normalization
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Al
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src/klib/klist.h
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117
src/klib/klist.h
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/* The MIT License
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Copyright (c) 2008-2009, by Attractive Chaos <attractor@live.co.uk>
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Permission is hereby granted, free of charge, to any person obtaining
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a copy of this software and associated documentation files (the
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"Software"), to deal in the Software without restriction, including
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without limitation the rights to use, copy, modify, merge, publish,
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distribute, sublicense, and/or sell copies of the Software, and to
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permit persons to whom the Software is furnished to do so, subject to
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the following conditions:
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The above copyright notice and this permission notice shall be
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included in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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#ifndef _AC_KLIST_H
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#define _AC_KLIST_H
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#include <stdlib.h>
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#define KMEMPOOL_INIT(name, kmptype_t, kmpfree_f) \
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typedef struct { \
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size_t cnt, n, max; \
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kmptype_t **buf; \
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} kmp_##name##_t; \
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static inline kmp_##name##_t *kmp_init_##name(void) { \
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return calloc(1, sizeof(kmp_##name##_t)); \
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} \
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static inline void kmp_destroy_##name(kmp_##name##_t *mp) { \
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size_t k; \
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for (k = 0; k < mp->n; ++k) { \
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kmpfree_f(mp->buf[k]); free(mp->buf[k]); \
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} \
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free(mp->buf); free(mp); \
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} \
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static inline kmptype_t *kmp_alloc_##name(kmp_##name##_t *mp) { \
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++mp->cnt; \
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if (mp->n == 0) return calloc(1, sizeof(kmptype_t)); \
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return mp->buf[--mp->n]; \
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} \
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static inline void kmp_free_##name(kmp_##name##_t *mp, kmptype_t *p) { \
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--mp->cnt; \
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if (mp->n == mp->max) { \
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mp->max = mp->max? mp->max<<1 : 16; \
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mp->buf = realloc(mp->buf, sizeof(kmptype_t *) * mp->max); \
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} \
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mp->buf[mp->n++] = p; \
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}
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#define kmempool_t(name) kmp_##name##_t
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#define kmp_init(name) kmp_init_##name()
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#define kmp_destroy(name, mp) kmp_destroy_##name(mp)
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#define kmp_alloc(name, mp) kmp_alloc_##name(mp)
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#define kmp_free(name, mp, p) kmp_free_##name(mp, p)
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#define KLIST_INIT(name, kltype_t, kmpfree_t) \
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struct __kl1_##name { \
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kltype_t data; \
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struct __kl1_##name *next; \
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}; \
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typedef struct __kl1_##name kl1_##name; \
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KMEMPOOL_INIT(name, kl1_##name, kmpfree_t) \
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typedef struct { \
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kl1_##name *head, *tail; \
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kmp_##name##_t *mp; \
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size_t size; \
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} kl_##name##_t; \
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static inline kl_##name##_t *kl_init_##name(void) { \
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kl_##name##_t *kl = calloc(1, sizeof(kl_##name##_t)); \
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kl->mp = kmp_init(name); \
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kl->head = kl->tail = kmp_alloc(name, kl->mp); \
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kl->head->next = 0; \
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return kl; \
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} \
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static inline void kl_destroy_##name(kl_##name##_t *kl) { \
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kl1_##name *p; \
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for (p = kl->head; p != kl->tail; p = p->next) \
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kmp_free(name, kl->mp, p); \
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kmp_free(name, kl->mp, p); \
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kmp_destroy(name, kl->mp); \
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free(kl); \
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} \
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static inline kltype_t *kl_pushp_##name(kl_##name##_t *kl) { \
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kl1_##name *q, *p = kmp_alloc(name, kl->mp); \
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q = kl->tail; p->next = 0; kl->tail->next = p; kl->tail = p; \
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++kl->size; \
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return &q->data; \
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} \
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static inline int kl_shift_##name(kl_##name##_t *kl, kltype_t *d) { \
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kl1_##name *p; \
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if (kl->head->next == 0) return -1; \
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--kl->size; \
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p = kl->head; kl->head = kl->head->next; \
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if (d) *d = p->data; \
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kmp_free(name, kl->mp, p); \
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return 0; \
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}
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#define kliter_t(name) kl1_##name
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#define klist_t(name) kl_##name##_t
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#define kl_val(iter) ((iter)->data)
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#define kl_next(iter) ((iter)->next)
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#define kl_begin(kl) ((kl)->head)
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#define kl_end(kl) ((kl)->tail)
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#define kl_init(name) kl_init_##name()
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#define kl_destroy(name, kl) kl_destroy_##name(kl)
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#define kl_pushp(name, kl) kl_pushp_##name(kl)
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#define kl_shift(name, kl, d) kl_shift_##name(kl, d)
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#endif
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