migrate.h

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#ifndef __CWIST_MIGRATE_H__
#define __CWIST_MIGRATE_H__
 
#include <sqlite3.h>
 
#define CWIST_MIGRATE_OK 0
#define CWIST_MIGRATE_ERR_GENERIC (-1)
#define CWIST_MIGRATE_ERR_SQL (-2)
#define CWIST_MIGRATE_ERR_ARGS (-3)
 
typedef struct cwist_migration_t {
    int version;
    const char *name;
    const char *up_sql;
    const char *down_sql; 
} cwist_migration_t;
 
int cwist_migrate_up(sqlite3 *db, const cwist_migration_t *migrations, int count);
 
int cwist_migrate_down(sqlite3 *db, const cwist_migration_t *migrations, int count, int steps);
 
int cwist_migrate_version(sqlite3 *db);
 
#endif /* __CWIST_MIGRATE_H__ */