diff options
Diffstat (limited to 'mariadb-connector-c-v_2.3.7/libmariadb/my_error.c')
| -rw-r--r-- | mariadb-connector-c-v_2.3.7/libmariadb/my_error.c | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/mariadb-connector-c-v_2.3.7/libmariadb/my_error.c b/mariadb-connector-c-v_2.3.7/libmariadb/my_error.c new file mode 100644 index 0000000..f88c4be --- /dev/null +++ b/mariadb-connector-c-v_2.3.7/libmariadb/my_error.c @@ -0,0 +1,124 @@ +/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with this library; if not, write to the Free + Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, + MA 02111-1301, USA */ + +#include "mysys_priv.h" +#include "mysys_err.h" +#include <m_string.h> +#include <stdarg.h> +#include <m_ctype.h> + +/* Define some external variables for error handling */ + +const char ** NEAR my_errmsg[MAXMAPS]={0,0,0,0}; +char NEAR errbuff[NRERRBUFFS][ERRMSGSIZE]; + +/* Error message to user */ +/*VARARGS2*/ + +int my_error(int nr,myf MyFlags, ...) +{ + va_list ap; + uint olen, plen; + reg1 const char *tpos; + reg2 char *endpos; + char * par; + char ebuff[ERRMSGSIZE+20]; + DBUG_ENTER("my_error"); + + va_start(ap,MyFlags); + DBUG_PRINT("my", ("nr: %d MyFlags: %d errno: %d", nr, MyFlags, errno)); + + if (nr / ERRMOD == GLOB && my_errmsg[GLOB] == 0) + init_glob_errs(); + + olen=(uint) strlen(tpos=my_errmsg[nr / ERRMOD][nr % ERRMOD - EE_FIRSTERROR]); + endpos=ebuff; + + while (*tpos) + { + if (tpos[0] != '%') + { + *endpos++= *tpos++; /* Copy ordinary char */ + olen++; + continue; + } + if (*++tpos == '%') /* test if %% */ + { + olen--; + } + else + { + /* Skipp if max size is used (to be compatible with printf) */ + while (isdigit(*tpos) || *tpos == '.' || *tpos == '-') + tpos++; + if (*tpos == 'l') /* Skipp 'l' argument */ + tpos++; + if (*tpos == 's') /* String parameter */ + { + par = va_arg(ap, char *); + plen = (uint) strlen(par); + if (olen + plen < ERRMSGSIZE+2) /* Replace if possible */ + { + endpos=strmov(endpos,par); + tpos++; + olen+=plen-2; + continue; + } + } + else if (*tpos == 'd' || *tpos == 'u') /* Integer parameter */ + { + register int iarg; + iarg = va_arg(ap, int); + if (*tpos == 'd') + plen= (uint) (int2str((long) iarg,endpos, -10) - endpos); + else + plen= (uint) (int2str((long) (uint) iarg,endpos,10)- endpos); + if (olen + plen < ERRMSGSIZE+2) /* Replace parameter if possible */ + { + endpos+=plen; + tpos++; + olen+=plen-2; + continue; + } + } + } + *endpos++='%'; /* % used as % or unknown code */ + } + *endpos='\0'; /* End of errmessage */ + va_end(ap); + DBUG_RETURN((*error_handler_hook)(nr, ebuff, MyFlags)); +} + + /* Error as printf */ + +int my_printf_error (uint error, const char *format, myf MyFlags, ...) +{ + va_list args; + char ebuff[ERRMSGSIZE+20]; + + va_start(args,MyFlags); + (void) vsprintf (ebuff,format,args); + va_end(args); + return (*error_handler_hook)(error, ebuff, MyFlags); +} + + /* Give message using error_handler_hook */ + +int my_message(uint error, const char *str, register myf MyFlags) +{ + return (*error_handler_hook)(error, str, MyFlags); +} |