MySQL 8.1.0
Source Code Documentation
bootstrap_impl.h
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15 but WITHOUT ANY WARRANTY; without even the implied warranty of
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17 GNU General Public License, version 2.0, for more details.
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21 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
22
23#ifndef BOOTSTRAP_IMPL_H
24#define BOOTSTRAP_IMPL_H 1
25#include <string>
26
27#include "sql/sql_bootstrap.h" // MAX_BOOTSTRAP_QUERY_SIZE
28
29namespace bootstrap {
30
31/** Abstract interface to reading bootstrap commands */
33 public:
34 typedef void (*log_function_t)(const char *message);
35
36 /**
37 start processing the iterator
38 @retval false Success
39 @retval true failure
40 */
41 virtual bool begin(void) { return false; }
42
43 /**
44 Get the next query string.
45
46 @param[out] query return the query
47 @return one of the READ_BOOTSTRAP
48 */
49 virtual int next(std::string &query) = 0;
50
51 virtual void report_error_details(log_function_t log) = 0;
52
53 /** End processing the iterator */
54 virtual void end(void) {}
55
56 protected:
57 Command_iterator() = default;
58 ~Command_iterator() = default;
59};
60
61/** File bootstrap command reader */
63 public:
65 fgets_fn_t fgets_fn)
66 : m_input(input), m_fgets_fn(fgets_fn) {
68 }
70
71 int next(std::string &query) override;
72
73 void report_error_details(log_function_t log) override;
74
75 protected:
79};
80
81} // namespace bootstrap
82
83#endif /* BOOTSTRAP_IMPL_H */
Abstract interface to reading bootstrap commands.
Definition: bootstrap_impl.h:32
virtual void end(void)
End processing the iterator.
Definition: bootstrap_impl.h:54
void(* log_function_t)(const char *message)
Definition: bootstrap_impl.h:34
virtual int next(std::string &query)=0
Get the next query string.
virtual bool begin(void)
start processing the iterator
Definition: bootstrap_impl.h:41
virtual void report_error_details(log_function_t log)=0
File bootstrap command reader.
Definition: bootstrap_impl.h:62
fgets_fn_t m_fgets_fn
Definition: bootstrap_impl.h:78
int next(std::string &query) override
Get the next query string.
Definition: bootstrap.cc:71
File_command_iterator(const char *file_name, MYSQL_FILE *input, fgets_fn_t fgets_fn)
Definition: bootstrap_impl.h:64
void report_error_details(log_function_t log) override
Definition: bootstrap.cc:84
bootstrap_parser_state m_parser_state
Definition: bootstrap_impl.h:76
MYSQL_FILE * m_input
Definition: bootstrap_impl.h:77
static char * query
Definition: myisam_ftdump.cc:46
Definition: bootstrap.cc:69
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:93
char *(* fgets_fn_t)(char *, size_t, MYSQL_FILE *, int *error)
Definition: sql_bootstrap.h:58
An instrumented FILE structure.
Definition: mysql_file.h:483
Definition: sql_bootstrap.h:89
void init(const char *filename)
Definition: sql_bootstrap.cc:38