71 lines
2.0 KiB
C
71 lines
2.0 KiB
C
/*-------------------------------------------------------------------------
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*
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* Simple list facilities for frontend code
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*
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* Data structures for simple lists of OIDs, strings, and pointers. The
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* support for these is very primitive compared to the backend's List
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* facilities, but it's all we need in, eg, pg_dump.
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*
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*
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* Portions Copyright (c) 1996-2024, PostgreSQL Global Development Group
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* Portions Copyright (c) 1994, Regents of the University of California
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*
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* src/include/fe_utils/simple_list.h
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef SIMPLE_LIST_H
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#define SIMPLE_LIST_H
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typedef struct SimpleOidListCell
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{
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struct SimpleOidListCell *next;
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Oid val;
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} SimpleOidListCell;
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typedef struct SimpleOidList
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{
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SimpleOidListCell *head;
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SimpleOidListCell *tail;
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} SimpleOidList;
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typedef struct SimpleStringListCell
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{
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struct SimpleStringListCell *next;
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bool touched; /* true, when this string was searched and
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* touched */
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char val[FLEXIBLE_ARRAY_MEMBER]; /* null-terminated string here */
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} SimpleStringListCell;
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typedef struct SimpleStringList
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{
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SimpleStringListCell *head;
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SimpleStringListCell *tail;
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} SimpleStringList;
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typedef struct SimplePtrListCell
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{
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struct SimplePtrListCell *next;
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void *ptr;
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} SimplePtrListCell;
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typedef struct SimplePtrList
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{
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SimplePtrListCell *head;
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SimplePtrListCell *tail;
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} SimplePtrList;
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extern void simple_oid_list_append(SimpleOidList *list, Oid val);
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extern bool simple_oid_list_member(SimpleOidList *list, Oid val);
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extern void simple_oid_list_destroy(SimpleOidList *list);
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extern void simple_string_list_append(SimpleStringList *list, const char *val);
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extern bool simple_string_list_member(SimpleStringList *list, const char *val);
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extern void simple_string_list_destroy(SimpleStringList *list);
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extern const char *simple_string_list_not_touched(SimpleStringList *list);
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extern void simple_ptr_list_append(SimplePtrList *list, void *ptr);
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#endif /* SIMPLE_LIST_H */
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