MySQL 9.0.0
Source Code Documentation
bootstrap_impl.h
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17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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22 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
23
24#ifndef BOOTSTRAP_IMPL_H
25#define BOOTSTRAP_IMPL_H 1
26#include <string>
27
28#include "sql/sql_bootstrap.h" // MAX_BOOTSTRAP_QUERY_SIZE
29
30namespace bootstrap {
31
32/** Abstract interface to reading bootstrap commands */
34 public:
35 typedef void (*log_function_t)(const char *message);
36
37 /**
38 start processing the iterator
39 @retval false Success
40 @retval true failure
41 */
42 virtual bool begin(void) { return false; }
43
44 /**
45 Get the next query string.
46
47 @param[out] query return the query
48 @return one of the READ_BOOTSTRAP
49 */
50 virtual int next(std::string &query) = 0;
51
52 virtual void report_error_details(log_function_t log) = 0;
53
54 /** End processing the iterator */
55 virtual void end(void) {}
56
57 protected:
58 Command_iterator() = default;
59 ~Command_iterator() = default;
60};
61
62/** File bootstrap command reader */
64 public:
66 fgets_fn_t fgets_fn)
67 : m_input(input), m_fgets_fn(fgets_fn) {
69 }
71
72 int next(std::string &query) override;
73
74 void report_error_details(log_function_t log) override;
75
76 protected:
80};
81
82} // namespace bootstrap
83
84#endif /* BOOTSTRAP_IMPL_H */
Abstract interface to reading bootstrap commands.
Definition: bootstrap_impl.h:33
virtual void end(void)
End processing the iterator.
Definition: bootstrap_impl.h:55
void(* log_function_t)(const char *message)
Definition: bootstrap_impl.h:35
virtual int next(std::string &query)=0
Get the next query string.
virtual bool begin(void)
start processing the iterator
Definition: bootstrap_impl.h:42
virtual void report_error_details(log_function_t log)=0
File bootstrap command reader.
Definition: bootstrap_impl.h:63
fgets_fn_t m_fgets_fn
Definition: bootstrap_impl.h:79
int next(std::string &query) override
Get the next query string.
Definition: bootstrap.cc:73
File_command_iterator(const char *file_name, MYSQL_FILE *input, fgets_fn_t fgets_fn)
Definition: bootstrap_impl.h:65
void report_error_details(log_function_t log) override
Definition: bootstrap.cc:86
bootstrap_parser_state m_parser_state
Definition: bootstrap_impl.h:77
MYSQL_FILE * m_input
Definition: bootstrap_impl.h:78
static char * query
Definition: myisam_ftdump.cc:47
Definition: bootstrap.cc:71
std::string file_name(Log_file_id file_id)
Provides name of the log file with the given file id, e.g.
Definition: log0pre_8_0_30.cc:94
char *(* fgets_fn_t)(char *, size_t, MYSQL_FILE *, int *error)
Definition: sql_bootstrap.h:59
An instrumented FILE structure.
Definition: mysql_file.h:484
Definition: sql_bootstrap.h:90
void init(const char *filename)
Definition: sql_bootstrap.cc:39