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fun/src/external/sqlite.c

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C

/*
* This file is part of the Fun programming language.
* https://fun-lang.xyz/
*
* Copyright 2025 Johannes Findeisen <you@hanez.org>
* Licensed under the terms of the Apache-2.0 license.
* https://opensource.org/license/apache-2-0
*
* Added: 2025-12-11 (2025-12-11 migrated from src/vm/sqlite/common.c)
*/
/**
* SQLite handle registry and helpers
*/
#ifdef FUN_WITH_SQLITE
#include <sqlite3.h>
typedef struct SqlHandle {
int id;
sqlite3 *db;
struct SqlHandle *next;
} SqlHandle;
static SqlHandle *g_sql_handles = NULL;
static int g_sql_next_id = 1;
static SqlHandle *sql_reg_add(sqlite3 *db) {
SqlHandle *h = (SqlHandle *)calloc(1, sizeof(SqlHandle));
if (!h) return NULL;
h->id = g_sql_next_id++;
h->db = db;
h->next = g_sql_handles;
g_sql_handles = h;
return h;
}
static SqlHandle *sql_reg_get(int id) {
for (SqlHandle *p = g_sql_handles; p; p = p->next)
if (p->id == id) return p;
return NULL;
}
static void sql_reg_del(int id) {
SqlHandle **pp = &g_sql_handles;
while (*pp) {
if ((*pp)->id == id) {
SqlHandle *d = *pp;
*pp = d->next;
free(d);
return;
}
pp = &(*pp)->next;
}
}
#endif