66 lines
2.3 KiB
C
66 lines
2.3 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* stack_version.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: maiboyer <maiboyer@student.42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2024/08/31 16:55:04 by maiboyer #+# #+# */
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/* Updated: 2024/08/31 16:55:34 by maiboyer ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "parser/inner/stack_inner.h"
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#include "parser/inner/stack_inner.h"
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void ts_stack_remove_version(t_stack *self, t_stack_version version)
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{
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stack_head_delete(array_get(&self->heads, version));
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array_erase(&self->heads, version);
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}
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void ts_stack_renumber_version(t_stack *self, t_stack_version v1,
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t_stack_version v2)
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{
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t_stack_head *source_head;
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t_stack_head *target_head;
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if (v1 == v2)
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return ;
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assert(v2 < v1);
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assert((t_u32)v1 < self->heads.size);
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source_head = &self->heads.contents[v1];
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target_head = &self->heads.contents[v2];
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if (target_head->summary && !source_head->summary)
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{
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source_head->summary = target_head->summary;
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target_head->summary = NULL;
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}
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stack_head_delete(target_head);
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*target_head = *source_head;
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array_erase(&self->heads, v1);
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}
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void ts_stack_swap_versions(t_stack *self, t_stack_version v1,
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t_stack_version v2)
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{
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t_stack_head temporary_head;
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temporary_head = self->heads.contents[v1];
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self->heads.contents[v1] = self->heads.contents[v2];
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self->heads.contents[v2] = temporary_head;
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}
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t_stack_version ts_stack_copy_version(t_stack *self, t_stack_version version)
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{
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t_stack_head *head;
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assert(version < self->heads.size);
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array_push(&self->heads, self->heads.contents[version]);
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head = array_back(&self->heads);
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stack_node_retain(head->node);
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if (head->last_external_token)
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(head->last_external_token->ref_count++);
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head->summary = NULL;
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return (self->heads.size - 1);
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}
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