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author | Vladislav Vaintroub <wlad@mariadb.com> | 2019-12-11 11:13:32 +0100 |
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committer | Vladislav Vaintroub <wlad@mariadb.com> | 2019-12-11 11:13:32 +0100 |
commit | 280f1c2605c7140af28145dc63e4a3a6177573bf (patch) | |
tree | 7715d15cee13e664730a99f28a4dde868a4e64de | |
parent | f2d3b2eede50117d7f5be8a5f8daf4cfa566974b (diff) | |
download | mariadb-git-280f1c2605c7140af28145dc63e4a3a6177573bf.tar.gz |
MDEV-11345 Compile english error messages into mysqld executable.
-rw-r--r-- | sql/derror.cc | 75 |
1 files changed, 53 insertions, 22 deletions
diff --git a/sql/derror.cc b/sql/derror.cc index f5e63772d54..318800ea262 100644 --- a/sql/derror.cc +++ b/sql/derror.cc @@ -69,6 +69,9 @@ bool init_errmessage(void) { const char **errmsgs; bool error= FALSE; + const char *lang= my_default_lc_messages->errmsgs->language; + my_bool use_english; + DBUG_ENTER("init_errmessage"); free_error_messages(); @@ -77,35 +80,63 @@ bool init_errmessage(void) error_message_charset_info= system_charset_info; - /* Read messages from file. */ - if (read_texts(ERRMSG_FILE, my_default_lc_messages->errmsgs->language, - &original_error_messages)) + use_english= !strcmp(lang, "english"); + if (!use_english) { - /* - No error messages. Create a temporary empty error message so - that we don't get a crash if some code wrongly tries to access - a non existing error message. - */ + /* Read messages from file. */ + use_english= !read_texts(ERRMSG_FILE,lang, &original_error_messages); + error= TRUE; + } + + if (use_english) + { + static const struct + { + const char* name; + uint id; + const char* fmt; + } + english_msgs[]= + { + #include <mysqld_ername.h> + }; + + memset(errors_per_range, 0, sizeof(errors_per_range)); + /* Calculate nr of messages per range. */ + for (size_t i= 0; i < array_elements(english_msgs); i++) + { + uint id= english_msgs[i].id; + + // We rely on the fact the array is sorted by id. + DBUG_ASSERT(i == 0 || english_msgs[i-1].id < id); + + errors_per_range[id/ERRORS_PER_RANGE-1]= id%ERRORS_PER_RANGE + 1; + } + + size_t all_errors= 0; + for (size_t i= 0; i < MAX_ERROR_RANGES; i++) + all_errors+= errors_per_range[i]; + if (!(original_error_messages= (const char***) - my_malloc(MAX_ERROR_RANGES * sizeof(char**) + - (ERRORS_PER_RANGE * sizeof(char*)), - MYF(0)))) + my_malloc((all_errors + MAX_ERROR_RANGES)* sizeof(void*), + MYF(MY_ZEROFILL)))) DBUG_RETURN(TRUE); - errmsgs= (const char**) (original_error_messages + MAX_ERROR_RANGES); - for (uint i=0 ; i < MAX_ERROR_RANGES ; i++) + errmsgs= (const char**)(original_error_messages + MAX_ERROR_RANGES); + + original_error_messages[0]= errmsgs; + for (uint i= 1; i < MAX_ERROR_RANGES; i++) { - original_error_messages[i]= errmsgs; - errors_per_range[i]= ERRORS_PER_RANGE; + original_error_messages[i]= + original_error_messages[i-1] + errors_per_range[i-1]; } - errors_per_range[2]= 0; // MYSYS error messages - - for (const char **ptr= errmsgs; - ptr < errmsgs + ERRORS_PER_RANGE ; - ptr++) - *ptr= ""; - error= TRUE; + for (uint i= 0; i < array_elements(english_msgs); i++) + { + uint id= english_msgs[i].id; + original_error_messages[id/ERRORS_PER_RANGE-1][id%ERRORS_PER_RANGE]= + english_msgs[i].fmt; + } } /* Register messages for use with my_error(). */ |