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post-review fixes

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This commit is contained in:
petr@mysql.com
2005-06-07 15:47:02 +04:00
parent c7581758ec
commit 65d79b9d83
10 changed files with 60 additions and 57 deletions
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4
server-tools/instance-manager/commands.cc
View File

@ -644,10 +644,6 @@ Set_option::Set_option(Instance_map *instance_map_arg,
{
strmake(option, option_arg, option_len_arg);
strmake(option_value, option_value_arg, option_value_len_arg);
/* strncpy(option, option_arg, option_len_arg);
option[option_len_arg]= 0;
strncpy(option_value, option_value_arg, option_value_len_arg);
option_value[option_value_len_arg]= 0; */
}
else
{

4
server-tools/instance-manager/instance.cc
View File

@ -326,8 +326,8 @@ int Instance::init(const char *name_arg)
int Instance::complete_initialization(Instance_map *instance_map_arg,
const char *mysqld_path,
int only_instance)
uint instance_type)
{
instance_map= instance_map_arg;
return options.complete_initialization(mysqld_path, only_instance);
return options.complete_initialization(mysqld_path, instance_type);
}

2
server-tools/instance-manager/instance.h
View File

@ -33,7 +33,7 @@ public:
~Instance();
int init(const char *name);
int complete_initialization(Instance_map *instance_map_arg,
const char *mysqld_path, int only_instance= 0);
const char *mysqld_path, uint instance_type);
bool is_running();
int start();

4
server-tools/instance-manager/instance_map.cc
View File

@ -202,14 +202,14 @@ int Instance_map::complete_initialization()
hash_free should handle it's deletion => goto err, not
err_instance.
*/
if (instance->complete_initialization(this, mysqld_path, 1))
if (instance->complete_initialization(this, mysqld_path, DEFAULT_SINGLE_INSTANCE))
goto err;
}
else
while (i < hash.records)
{
instance= (Instance *) hash_element(&hash, i);
if (instance->complete_initialization(this, mysqld_path))
if (instance->complete_initialization(this, mysqld_path, USUAL_INSTANCE))
goto err;
i++;
}

30
server-tools/instance-manager/instance_options.cc
View File

@ -95,7 +95,7 @@ int Instance_options::get_default_option(char *result, size_t result_len,
/* +2 eats first "--" from the option string (E.g. "--datadir") */
rc= parse_output_and_get_value(cmd.buffer, option_name + 2,
result, result_len);
result, result_len, GET_VALUE);
return rc;
err:
@ -121,9 +121,8 @@ err:
int Instance_options::fill_instance_version()
{
enum { MAX_VERSION_STRING_LENGTH= 160 };
enum { RETURN_LINE= 1 };
char result[MAX_VERSION_STRING_LENGTH];
char version_option[]= " --version";
char version_option[]= " --no-defaults --version";
int rc= 1;
Buffer cmd(mysqld_path_len + sizeof(version_option));
@ -133,7 +132,7 @@ int Instance_options::fill_instance_version()
rc= parse_output_and_get_value(cmd.buffer, mysqld_path,
result, MAX_VERSION_STRING_LENGTH,
RETURN_LINE);
GET_LINE);
if (*result != '\0')
{
@ -198,8 +197,8 @@ int Instance_options::fill_log_options()
goto err;
}
else /* below is safe, as --datadir always has a value */
strncpy(datadir, strchr(mysqld_datadir, '=') + 1,
MAX_LOG_OPTION_LENGTH);
strmake(datadir, strchr(mysqld_datadir, '=') + 1,
MAX_LOG_OPTION_LENGTH - 1);
if (gethostname(hostname,sizeof(hostname)-1) < 0)
strmov(hostname, "mysql");
@ -232,7 +231,7 @@ int Instance_options::fill_log_options()
if ((MAX_LOG_OPTION_LENGTH - strlen(full_name)) >
strlen(log_files->default_suffix))
{
strcpy(full_name + strlen(full_name),
strmov(full_name + strlen(full_name),
log_files->default_suffix);
}
else
@ -338,7 +337,7 @@ pid_t Instance_options::get_pid()
int Instance_options::complete_initialization(const char *default_path,
int only_instance)
uint instance_type)
{
const char *tmp;
@ -369,18 +368,23 @@ int Instance_options::complete_initialization(const char *default_path,
found, we would like to model mysqld pid file values.
*/
if (!gethostname(hostname, sizeof(hostname) - 1))
(only_instance == 0) ?
{
if (instance_type & DEFAULT_SINGLE_INSTANCE)
strxnmov(pidfilename, MAX_PATH_LEN - 1, "--pid-file=", instance_name, "-",
hostname, ".pid", NullS):
hostname, ".pid", NullS);
else
strxnmov(pidfilename, MAX_PATH_LEN - 1, "--pid-file=", hostname,
".pid", NullS);
}
else
(only_instance == 0) ?
{
if (instance_type & DEFAULT_SINGLE_INSTANCE)
strxnmov(pidfilename, MAX_PATH_LEN - 1, "--pid-file=", instance_name,
".pid", NullS):
".pid", NullS);
else
strxnmov(pidfilename, MAX_PATH_LEN - 1, "--pid-file=", "mysql",
".pid", NullS);
}
add_option(pidfilename);
}

6
server-tools/instance-manager/instance_options.h
View File

@ -34,6 +34,8 @@
don't have to synchronize between threads.
*/
enum { USUAL_INSTANCE= 0, DEFAULT_SINGLE_INSTANCE };
class Instance_options
{
public:
@ -45,7 +47,7 @@ public:
{}
~Instance_options();
/* fills in argv */
int complete_initialization(const char *default_path, int only_instance);
int complete_initialization(const char *default_path, uint instance_type);
int add_option(const char* option);
int init(const char *instance_name_arg);
@ -66,7 +68,7 @@ public:
char **argv;
/*
Here we cache the version string, obtained from mysqld --version.
In the case when mysqld binary is not found we get "unknown" here.
In the case when mysqld binary is not found we get NULL here.
*/
const char *mysqld_version;
/* We need the some options, so we store them as a separate pointers */

2
server-tools/instance-manager/listener.cc
View File

@ -163,7 +163,7 @@ void Listener_thread::run()
unix_socket_address.sun_family= AF_UNIX;
strmake(unix_socket_address.sun_path, options.socket_file_name,
sizeof(unix_socket_address.sun_path));
unlink(unix_socket_address.sun_path); // in case we have stale socket file
unlink(unix_socket_address.sun_path); /* in case we have stale socket file */
{
/*

2
server-tools/instance-manager/log.cc
View File

@ -76,7 +76,7 @@ static inline void log(FILE *file, const char *format, va_list args)
if (buff_msg == 0)
{
strmake(buff_stack, "log(): message is too big, my_malloc() failed",
sizeof(buff_stack));
sizeof(buff_stack) - 1);
buff_msg= buff_stack;
break;
}

39
server-tools/instance-manager/parse_output.cc
View File

@ -16,10 +16,11 @@
#include <my_global.h>
#include "parse.h"
#include "parse_output.h"
#include <stdio.h>
#include <my_sys.h>
#include <string.h>
#include <m_string.h>
/*
@ -31,14 +32,14 @@
command the command to execue with popen.
word the word to look for (usually an option name)
result the buffer to store the next word (option value)
result_len self-explanatory
get_all_line flag, which is set if we want to get all the line after
the matched word.
input_buffer_len self-explanatory
flag this equals to GET_LINE if we want to get all the line after
the matched word and GET_VALUE otherwise.
DESCRIPTION
Parse output of the "command". Find the "word" and return the next one
if get_all_line is 0. Return the rest of the parsed string otherwise.
if flag is GET_VALUE. Return the rest of the parsed string otherwise.
RETURN
0 - ok
@ -46,8 +47,8 @@
*/
int parse_output_and_get_value(const char *command, const char *word,
char *result, size_t result_len,
int get_all_line)
char *result, size_t input_buffer_len,
uint flag)
{
FILE *output;
uint wordlen;
@ -68,7 +69,7 @@ int parse_output_and_get_value(const char *command, const char *word,
while (fgets(linebuf, sizeof(linebuf) - 1, output))
{
uint lineword_len= 0;
uint found_word_len= 0;
char *linep= linebuf;
linebuf[sizeof(linebuf) - 1]= '\0'; /* safety */
@ -77,26 +78,24 @@ int parse_output_and_get_value(const char *command, const char *word,
Get the word, which might contain non-alphanumeric characters. (Usually
these are '/', '-' and '.' in the path expressions and filenames)
*/
get_word((const char **) &linep, &lineword_len, NONSPACE);
get_word((const char **) &linep, &found_word_len, NONSPACE);
if (!strncmp(word, linep, wordlen))
{
/*
If we have found the word, return the next one. This is usually
an option value.
If we have found the word, return the next one (this is usually
an option value) or the whole line (if flag)
*/
linep+= lineword_len; /* swallow the previous one */
if (!get_all_line)
linep+= found_word_len; /* swallow the previous one */
if (flag & GET_VALUE) /* not GET_LINE */
{
get_word((const char **) &linep, &lineword_len, NONSPACE);
if (result_len <= lineword_len)
get_word((const char **) &linep, &found_word_len, NONSPACE);
if (input_buffer_len <= found_word_len)
goto err;
strncpy(result, linep, lineword_len);
result[lineword_len]= '\0';
strmake(result, linep, found_word_len);
}
else
else /* currently there are only two options */
{
strncpy(result, linep, result_len);
result[result_len]= '\0'; /* safety */
strmake(result, linep, input_buffer_len - 1);
}
goto pclose;
}

6
server-tools/instance-manager/parse_output.h
View File

@ -16,8 +16,10 @@
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
enum { GET_VALUE= 1, GET_LINE };
int parse_output_and_get_value(const char *command, const char *word,
char *result, size_t result_len,
int get_all_line= 0);
char *result, size_t input_buffer_len,
uint flag);
#endif /* INCLUDES_MYSQL_INSTANCE_MANAGER_PARSE_OUTPUT_H */