/* ********************************************************************** *  * <copyright> *  *  BBN Technologies, a Verizon Company *  10 Moulton Street *  Cambridge, MA 02138 *  (617) 873-8000 *  *  Copyright (C) BBNT Solutions LLC. All rights reserved. *  * </copyright> * ********************************************************************** *  * $Source: /cvs/distapps/openmap/src/cserver/toolLib/src/error_hand.c,v $ * $RCSfile: error_hand.c,v $ * $Revision: 1.2 $ * $Date: 2004/01/26 19:07:10 $ * $Author: dietrick $ *  * ********************************************************************** *//* SYSTEM LEVEL HEADER FILES */#include <stdio.h>#include <string.h>#include <errno.h>#include <time.h>#ifdef c_plusplus#include <sysent.h>#endif/* OTHER HEADER FILES */#include "compat.h"#include "error_hand.h"#include "stringutil.h"char            msgBuf[4096];static char     errorString[4096];static int      messageSaveLevel =      DefaultMessageLevel;static const int *userInteger   =       (int *) 0;static const char *userString   =       (char *) 0;static const char *statusFile   =       (char *) 0;/*+------------------------------------------------------------------------ *      CustomizeErrorHandler() * *      Allows the user to set options for the error handler * *      RETURNS: *              Old save level *________________________________________________________________________*/int CustomizeErrorHandler(const char *string,                           const int *integerPointer,                           const char *fileName,                           int saveLevel){    int temp = messageSaveLevel;        userString       = string;    userInteger      = integerPointer;    statusFile       = fileName;    messageSaveLevel = saveLevel;    return(temp);}/*+------------------------------------------------------------------------ *      ErrorMessage() * *      Builds a standard message of the form: * *      'xxx %d %s at Sat Mar  4 20:41:53 1989 - file:line %s\n' *       *              Where %s's are filled in with the strings given, *              and xxx is the string given with a call to set_error_ident(), *              and %d is the value in the int pointer given to  *              set_error_int_ptr(). * *      RETURNS: *              Nothing *________________________________________________________________________*/static StringList messageLevels[] ={ { SaveInfoMessages,            "INFO"}, { SaveDebugMessages,           "DEBUG"}, { SaveWarningMessages,         "WARNING"}, { SaveFatalMessages,           "FATAL"}, { SaveStatusMessages,          "STATUS"}, }; void HandleErrorMessage(int level,                        const char *string,                         const char *file,                         int line,                        int error){    FILE *fp;    char *levelString;    const char *fileName;/* #define MAC_OS_X */#ifdef MAC_OS_X    extern __const int sys_nerr;                /* perror(3) external variables */    extern __const char *__const sys_errlist[];#else    extern char *sys_errlist[];    extern int sys_nerr;#endif    #ifdef USE_TIME    long now;    char *tempChar;    char timeString[80];#else    static int which = 0;#endif        /*     * Interpret the message level     */    levelString = LookupString(level & SaveLevelBits, messageLevels, "");    /*     * Look up the error value in the system error list     */    if(error > 0 && error < sys_nerr)    {        sprintf(errorString, ": %s (%d)", sys_errlist[error], error);    }    else    {        errorString[0] = '\0';    }    /*     * Find the file name minus the preceding path name     */    fileName = Basename(file);    #ifdef USE_TIME    /*     * Construct a nice, ascii time. The ctime function returns a string     *  containing a newline. It has to be stripped out.     */    now = time(NULL);    strcpy(timeString, ctime(&now));    tempChar = strrchr(timeString, '\n');    if(tempChar)        *tempChar = '\0';#else    which++;#endif    if(!(messageSaveLevel & NoStderrOutput))    {        /*         * Print the message to the console/stderr         */                if(userString != NULL)        {            fprintf(stderr, "%s ", userString);        }                if(userInteger != NULL)        {            fprintf(stderr, "%d ", *userInteger);        }        #ifdef USE_TIME        fprintf(stderr,                "%-*s at %s - %14s:%04d %s %s\n",                DefaultStatusStringLength,                levelString,                timeString,                fileName,                line,                string,                errorString);#else        fprintf(stderr,                "%-*s %04d %14s:%04d %s %s\n",                DefaultStatusStringLength,                levelString,                which,                fileName,                line,                string,                errorString);#endif            }    /*     * Decide whether to open the status file     */        if(statusFile == NULL)        return;        /*     * Check the level to see if it's     * an INFO, DEBUG, FATAL, or WARNING message and whether to save     * the sucker to the file.     */        if((level & messageSaveLevel) == 0)        return;        /*     * Open the report file for appending.     */    fp = fopen(statusFile, "a+");    if(fp == NULL)        return;    if(userString != NULL)    {        fprintf(fp, "%s ", userString);    }    if(userInteger != NULL)    {        fprintf(fp, "%d ", *userInteger);    }    #ifdef USE_TIME    fprintf(fp,            "%-*s at %s - %14s:%d %s %s\n",            DefaultStatusStringLength,            levelString,            timeString,            fileName,            line,            string,            errorString);#else    fprintf(fp,            "%-*s %04d %14s:%d %s %s\n",            DefaultStatusStringLength,            levelString,            which,            fileName,            line,            string,            errorString);#endif    /*     * Close the file.     * Syncing depends on the mode bit in the message save level     */    if(messageSaveLevel & SyncAfterWritingError)        fsync(fileno(fp));        fclose(fp);}