diff options
Diffstat (limited to 'sql/mysqld.cc')
| -rw-r--r-- | sql/mysqld.cc | 76 |
1 files changed, 69 insertions, 7 deletions
diff --git a/sql/mysqld.cc b/sql/mysqld.cc index aa3aa0b0bf4..90afdcd42d5 100644 --- a/sql/mysqld.cc +++ b/sql/mysqld.cc @@ -282,7 +282,7 @@ extern pthread_handler_decl(handle_slave,arg); #ifdef SET_RLIMIT_NOFILE static uint set_maximum_open_files(uint max_file_limit); #endif - +static ulong find_bit_type(const char *x, TYPELIB *bit_lib); /**************************************************************************** ** Code to end mysqld @@ -1064,6 +1064,7 @@ static void init_signals(void) sigaddset(&set,SIGTERM); sigaddset(&set,SIGHUP); signal(SIGTERM,SIG_DFL); // If it's blocked by parent + signal(SIGHUP,SIG_DFL); // If it's blocked by parent #ifdef SIGTSTP sigaddset(&set,SIGTSTP); #endif @@ -2568,6 +2569,8 @@ static void usage(void) Log slow queries to this log file. Defaults logging\n\ to hostname-slow.log\n\ --pid-file=path Pid file used by safe_mysqld\n\ + --myisam-recover[=option[,option...]] where options is one of DEAULT,\n\ + BACKUP or FORCE.\n\ --memlock Lock mysqld in memory\n\ -n, --new Use very new possible 'unsafe' functions\n\ -o, --old-protocol Use the old (3.20) protocol\n\ @@ -2856,13 +2859,13 @@ static void get_options(int argc,char **argv) default_table_type=DB_TYPE_ISAM; myisam_delay_key_write=0; myisam_concurrent_insert=0; - myisam_recover_type= HA_RECOVER_NONE; + myisam_recover_options= 0; break; case (int) OPT_SAFE: opt_specialflag|= SPECIAL_SAFE_MODE; myisam_delay_key_write=0; myisam_concurrent_insert=0; - myisam_recover_type= HA_RECOVER_NONE; // For now + myisam_recover_options= HA_RECOVER_NONE; // To be changed break; case (int) OPT_SKIP_CONCURRENT_INSERT: myisam_concurrent_insert=0; @@ -3026,13 +3029,14 @@ static void get_options(int argc,char **argv) #endif case OPT_MYISAM_RECOVER: { - int type; - if ((type=find_type(optarg, &myisam_recover_typelib, 2)) <= 0) + if (!optarg || !optarg[0]) + myisam_recover_options=HA_RECOVER_DEFAULT; + else if ((myisam_recover_options= + find_bit_type(optarg, &myisam_recover_typelib)) == ~(ulong) 0) { - fprintf(stderr,"Unknown option to myisam-recover: %s\n",optarg); + fprintf(stderr, "Unknown option to myisam-recover: %s\n",optarg); exit(1); } - myisam_recover_type=(myisam_recover_types) (type-1); break; } case OPT_MASTER_HOST: @@ -3568,6 +3572,64 @@ static uint set_maximum_open_files(uint max_file_limit) #endif + /* + Return a bitfield from a string of substrings separated by ',' + returns ~(ulong) 0 on error. + */ + +static ulong find_bit_type(const char *x, TYPELIB *bit_lib) +{ + bool found_end; + int found_count; + const char *end,*i,*j; + const char **array, *pos; + ulong found,found_int,bit; + DBUG_ENTER("find_bit_type"); + DBUG_PRINT("enter",("x: '%s'",x)); + + found=0; + found_end= 0; + pos=(my_string) x; + do + { + if (!*(end=strcend(pos,','))) /* Let end point at fieldend */ + { + while (end > pos && end[-1] == ' ') + end--; /* Skipp end-space */ + found_end=1; + } + found_int=0; found_count=0; + for (array=bit_lib->type_names, bit=1 ; (i= *array++) ; bit<<=1) + { + j=pos; + while (j != end) + { + if (toupper(*i++) != toupper(*j++)) + goto skipp; + } + found_int=bit; + if (! *i) + { + found_count=1; + break; + } + else if (j != pos) // Half field found + { + found_count++; // Could be one of two values + } +skipp: ; + } + if (found_count != 1) + DBUG_RETURN(~(ulong) 0); // No unique value + found|=found_int; + pos=end+1; + } while (! found_end); + + DBUG_PRINT("exit",("bit-field: %ld",(ulong) found)); + DBUG_RETURN(found); +} /* find_bit_type */ + + /***************************************************************************** ** Instantiate templates *****************************************************************************/ |