Abdelrahman Said
45 lines
2.2 KiB
C
45 lines
2.2 KiB
C
/*
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igraph library.
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Copyright (C) 2007-2025 The igraph development team <igraph@igraph.org>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(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. See the
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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, see <https://www.gnu.org/licenses/>.
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*/
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/**
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* Double ended queue data type.
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* \ingroup internal
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*/
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typedef struct TYPE(igraph_dqueue) {
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BASE *begin;
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BASE *end;
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BASE *stor_begin;
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BASE *stor_end;
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} TYPE(igraph_dqueue);
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IGRAPH_EXPORT igraph_error_t FUNCTION(igraph_dqueue, init)(TYPE(igraph_dqueue)* q, igraph_int_t capacity);
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IGRAPH_EXPORT void FUNCTION(igraph_dqueue, destroy)(TYPE(igraph_dqueue)* q);
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IGRAPH_EXPORT IGRAPH_FUNCATTR_PURE igraph_bool_t FUNCTION(igraph_dqueue, empty)(const TYPE(igraph_dqueue)* q);
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IGRAPH_EXPORT void FUNCTION(igraph_dqueue, clear)(TYPE(igraph_dqueue)* q);
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IGRAPH_EXPORT IGRAPH_FUNCATTR_PURE igraph_bool_t FUNCTION(igraph_dqueue, full)(TYPE(igraph_dqueue)* q);
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IGRAPH_EXPORT IGRAPH_FUNCATTR_PURE igraph_int_t FUNCTION(igraph_dqueue, size)(const TYPE(igraph_dqueue)* q);
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IGRAPH_EXPORT BASE FUNCTION(igraph_dqueue, pop)(TYPE(igraph_dqueue)* q);
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IGRAPH_EXPORT BASE FUNCTION(igraph_dqueue, pop_back)(TYPE(igraph_dqueue)* q);
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IGRAPH_EXPORT IGRAPH_FUNCATTR_PURE BASE FUNCTION(igraph_dqueue, head)(const TYPE(igraph_dqueue)* q);
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IGRAPH_EXPORT IGRAPH_FUNCATTR_PURE BASE FUNCTION(igraph_dqueue, back)(const TYPE(igraph_dqueue)* q);
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IGRAPH_EXPORT igraph_error_t FUNCTION(igraph_dqueue, push)(TYPE(igraph_dqueue)* q, BASE elem);
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IGRAPH_EXPORT igraph_error_t FUNCTION(igraph_dqueue, print)(const TYPE(igraph_dqueue)* q);
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IGRAPH_EXPORT igraph_error_t FUNCTION(igraph_dqueue, fprint)(const TYPE(igraph_dqueue)* q, FILE *file);
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IGRAPH_EXPORT BASE FUNCTION(igraph_dqueue, get)(const TYPE(igraph_dqueue) *q, igraph_int_t idx);
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