perror.c
上传用户:romrleung
上传日期:2022-05-23
资源大小:18897k
文件大小:8k
- /* Copyright (C) 2000 MySQL AB
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
- /* Return error-text for system error messages and nisam messages */
- #define PERROR_VERSION "2.10"
- #include <my_global.h>
- #include <my_sys.h>
- #include <m_string.h>
- #include <errno.h>
- #include <my_getopt.h>
- #ifdef HAVE_NDBCLUSTER_DB
- #include "../ndb/src/ndbapi/ndberror.c"
- #endif
- static my_bool verbose, print_all_codes;
- #ifdef HAVE_NDBCLUSTER_DB
- static my_bool ndb_code;
- static char ndb_string[1024];
- #endif
- static struct my_option my_long_options[] =
- {
- {"help", '?', "Displays this help and exits.", 0, 0, 0, GET_NO_ARG,
- NO_ARG, 0, 0, 0, 0, 0, 0},
- {"info", 'I', "Synonym for --help.", 0, 0, 0, GET_NO_ARG,
- NO_ARG, 0, 0, 0, 0, 0, 0},
- #ifdef HAVE_NDBCLUSTER_DB
- {"ndb", 257, "Ndbcluster storage engine specific error codes.", (gptr*) &ndb_code,
- (gptr*) &ndb_code, 0, GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0},
- #endif
- #ifdef HAVE_SYS_ERRLIST
- {"all", 'a', "Print all the error messages and the number.",
- (gptr*) &print_all_codes, (gptr*) &print_all_codes, 0, GET_BOOL, NO_ARG,
- 0, 0, 0, 0, 0, 0},
- #endif
- {"silent", 's', "Only print the error message.", 0, 0, 0, GET_NO_ARG, NO_ARG,
- 0, 0, 0, 0, 0, 0},
- {"verbose", 'v', "Print error code and message (default).", (gptr*) &verbose,
- (gptr*) &verbose, 0, GET_BOOL, NO_ARG, 1, 0, 0, 0, 0, 0},
- {"version", 'V', "Displays version information and exits.",
- 0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0},
- {0, 0, 0, 0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0}
- };
- typedef struct ha_errors {
- int errcode;
- const char *msg;
- } HA_ERRORS;
- static HA_ERRORS ha_errlist[]=
- {
- { 120,"Didn't find key on read or update" },
- { 121,"Duplicate key on write or update" },
- { 123,"Someone has changed the row since it was read (while the table was locked to prevent it)" },
- { 124,"Wrong index given to function" },
- { 126,"Index file is crashed" },
- { 127,"Record-file is crashed" },
- { 128,"Out of memory" },
- { 130,"Incorrect file format" },
- { 131,"Command not supported by database" },
- { 132,"Old database file" },
- { 133,"No record read before update" },
- { 134,"Record was already deleted (or record file crashed)" },
- { 135,"No more room in record file" },
- { 136,"No more room in index file" },
- { 137,"No more records (read after end of file)" },
- { 138,"Unsupported extension used for table" },
- { 139,"Too big row"},
- { 140,"Wrong create options"},
- { 141,"Duplicate unique key or constraint on write or update"},
- { 142,"Unknown character set used"},
- { 143,"Conflicting table definitions in sub-tables of MERGE table"},
- { 144,"Table is crashed and last repair failed"},
- { 145,"Table was marked as crashed and should be repaired"},
- { 146,"Lock timed out; Retry transaction"},
- { 147,"Lock table is full; Restart program with a larger locktable"},
- { 148,"Updates are not allowed under a read only transactions"},
- { 149,"Lock deadlock; Retry transaction"},
- { 150,"Foreign key constraint is incorrectly formed"},
- { 151,"Cannot add a child row"},
- { 152,"Cannot delete a parent row"},
- { -30999, "DB_INCOMPLETE: Sync didn't finish"},
- { -30998, "DB_KEYEMPTY: Key/data deleted or never created"},
- { -30997, "DB_KEYEXIST: The key/data pair already exists"},
- { -30996, "DB_LOCK_DEADLOCK: Deadlock"},
- { -30995, "DB_LOCK_NOTGRANTED: Lock unavailable"},
- { -30994, "DB_NOSERVER: Server panic return"},
- { -30993, "DB_NOSERVER_HOME: Bad home sent to server"},
- { -30992, "DB_NOSERVER_ID: Bad ID sent to server"},
- { -30991, "DB_NOTFOUND: Key/data pair not found (EOF)"},
- { -30990, "DB_OLD_VERSION: Out-of-date version"},
- { -30989, "DB_RUNRECOVERY: Panic return"},
- { -30988, "DB_VERIFY_BAD: Verify failed; bad format"},
- { 0,NullS },
- };
- #include <help_start.h>
- static void print_version(void)
- {
- printf("%s Ver %s, for %s (%s)n",my_progname,PERROR_VERSION,
- SYSTEM_TYPE,MACHINE_TYPE);
- }
- static void usage(void)
- {
- print_version();
- puts("This software comes with ABSOLUTELY NO WARRANTY. This is free software,nand you are welcome to modify and redistribute it under the GPL licensen");
- printf("Print a description for a system error code or an error code fromna MyISAM/ISAM/BDB table handler.n");
- printf("If you want to get the error for a negative error code, you should usen-- before the first error code to tell perror that there was no more options.nn");
- printf("Usage: %s [OPTIONS] [ERRORCODE [ERRORCODE...]]n",my_progname);
- my_print_help(my_long_options);
- my_print_variables(my_long_options);
- }
- #include <help_end.h>
- static my_bool
- get_one_option(int optid, const struct my_option *opt __attribute__((unused)),
- char *argument __attribute__((unused)))
- {
- switch (optid) {
- case 's':
- verbose=0;
- break;
- case 'V':
- print_version();
- exit(0);
- break;
- case 'I':
- case '?':
- usage();
- exit(0);
- break;
- }
- return 0;
- }
- static int get_options(int *argc,char ***argv)
- {
- int ho_error;
- if ((ho_error=handle_options(argc, argv, my_long_options, get_one_option)))
- exit(ho_error);
- if (!*argc && !print_all_codes)
- {
- usage();
- return 1;
- }
- return 0;
- } /* get_options */
- static const char *get_ha_error_msg(int code)
- {
- HA_ERRORS *ha_err_ptr;
- for (ha_err_ptr=ha_errlist ; ha_err_ptr->errcode ;ha_err_ptr++)
- if (ha_err_ptr->errcode == code)
- return ha_err_ptr->msg;
- return NullS;
- }
- int main(int argc,char *argv[])
- {
- int error,code,found;
- const char *msg;
- char *unknown_error = 0;
- MY_INIT(argv[0]);
- if (get_options(&argc,&argv))
- exit(1);
- error=0;
- #ifdef HAVE_SYS_ERRLIST
- if (print_all_codes)
- {
- HA_ERRORS *ha_err_ptr;
- for (code=1 ; code < sys_nerr ; code++)
- {
- if (sys_errlist[code][0])
- { /* Skip if no error-text */
- printf("%3d = %sn",code,sys_errlist[code]);
- }
- }
- for (ha_err_ptr=ha_errlist ; ha_err_ptr->errcode ;ha_err_ptr++)
- printf("%3d = %sn",ha_err_ptr->errcode,ha_err_ptr->msg);
- }
- else
- #endif
- {
- /*
- On some system, like NETWARE, strerror(unknown_error) returns a
- string 'Unknown Error'. To avoid printing it we try to find the
- error string by asking for an impossible big error message.
- */
- msg= strerror(10000);
- /*
- Allocate a buffer for unknown_error since strerror always returns
- the same pointer on some platforms such as Windows
- */
- unknown_error= malloc(strlen(msg)+1);
- strmov(unknown_error, msg);
- for ( ; argc-- > 0 ; argv++)
- {
- found=0;
- code=atoi(*argv);
- #ifdef HAVE_NDBCLUSTER_DB
- if (ndb_code)
- {
- if (ndb_error_string(code, ndb_string, sizeof(ndb_string)) < 0)
- msg= 0;
- else
- msg= ndb_string;
- }
- else
- #endif
- msg = strerror(code);
- /*
- We don't print the OS error message if it is the same as the
- unknown_error message we retrieved above, or it starts with
- 'Unknown Error' (without regard to case).
- */
- if (msg &&
- my_strnncoll(&my_charset_latin1, msg, 13, "Unknown Error", 13) &&
- (!unknown_error || strcmp(msg, unknown_error)))
- {
- found=1;
- if (verbose)
- printf("OS error code %3d: %sn",code,msg);
- else
- puts(msg);
- }
- if (!(msg=get_ha_error_msg(code)))
- {
- if (!found)
- {
- fprintf(stderr,"Illegal error code: %dn",code);
- error=1;
- }
- }
- else
- {
- if (verbose)
- printf("MySQL error code %3d: %sn",code,msg);
- else
- puts(msg);
- }
- }
- }
- /* if we allocated a buffer for unknown_error, free it now */
- if (unknown_error)
- free(unknown_error);
- exit(error);
- return error;
- }