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/**********************************************************************
* logPushMsg
*
*
* This code was created by Peter Harvey (mostly during Christmas 98/99).
* This code is LGPL. Please ensure that this message remains in future
* distributions and uses of this code (thats about all I get out of it).
* - Peter Harvey pharvey@codebydesign.com
*
**********************************************************************/
#include <config.h>
#include "log.h"
#include "ini.h"
/* Define this as a fall through, HAVE_STDARG_H is probably already set */
/*#define HAVE_VARARGS_H*/
/* varargs declarations: */
#if defined(HAVE_STDARG_H)
# include <stdarg.h>
#define VA_LOCAL_DECL va_list ap
#define VA_START(f) va_start(ap, f)
#define VA_SHIFT(v,t) ; /* no-op for ANSI */
#define VA_END va_end(ap)
#else
#if defined(HAVE_VARARGS_H)
#define VA_LOCAL_DECL va_list ap
#define VA_START(f) va_start(ap) /* f is ignored! */
#define VA_SHIFT(v,t) v = va_arg(ap,t)
#define VA_END va_end(ap)
#else
#error No variable argument support
#endif
#endif
#ifndef HAVE_VSNPRINTF
int uodbc_vsnprintf (char *str, size_t count, const char *fmt, va_list args);
#endif
int logPushMsg( HLOG hLog, char *pszModule, char *pszFunctionName, int nLine, int nSeverity, int nCode, char *pszMessage )
{
HLOGMSG hMsg;
FILE *hFile;
if ( !hLog ) return LOG_ERROR;
if ( !hLog->hMessages ) return LOG_ERROR;
if ( !hLog->bOn ) return LOG_SUCCESS;
if ( !pszModule ) return LOG_ERROR;
if ( !pszFunctionName ) return LOG_ERROR;
if ( !pszMessage ) return LOG_ERROR;
/* check for, and handle, max msg */
if ( hLog->nMaxMsgs && hLog->hMessages->nItems >= hLog->nMaxMsgs )
logPopMsg( hLog );
hMsg = malloc( sizeof(LOGMSG) );
if (!hMsg) goto error_abort0;
hMsg->pszModuleName = (char *)strdup( pszModule );
if (!hMsg->pszModuleName) goto error_abort1;
hMsg->pszFunctionName = (char *)strdup( pszFunctionName );
if (!hMsg->pszFunctionName) goto error_abort2;
hMsg->pszMessage = (char *)strdup( pszMessage );
if (!hMsg->pszMessage) goto error_abort3;
hMsg->nLine = nLine;
hMsg->nSeverity = nSeverity;
hMsg->nCode = nCode;
/* append to list */
lstAppend( hLog->hMessages, hMsg );
/* append to file */
if ( hLog->pszLogFile )
{
hFile = uo_fopen( hLog->pszLogFile, "a" );
if ( !hFile ) return LOG_ERROR;
uo_fprintf( hFile, "[%s][%s][%s][%d]%s\n", hLog->pszProgramName, pszModule, pszFunctionName, nLine, pszMessage );
uo_fclose( hFile );
}
return LOG_SUCCESS;
error_abort3:
free(hMsg->pszFunctionName);
error_abort2:
free(hMsg->pszModuleName);
error_abort1:
free(hMsg);
error_abort0:
return LOG_ERROR;
}
int logvPushMsgf( HLOG hLog, char *pszModule, char *pszFunctionName, int nLine, int nSeverity, int nCode, char *pszMessageFormat, va_list args )
{
HLOGMSG hMsg=NULL;
FILE *hFile;
int mlen=0;
if ( !hLog ) return LOG_ERROR;
if ( !hLog->hMessages ) return LOG_ERROR;
if ( !hLog->bOn ) return LOG_SUCCESS;
if ( !pszModule ) return LOG_ERROR;
if ( !pszFunctionName ) return LOG_ERROR;
if ( !pszMessageFormat ) return LOG_ERROR;
/* check for, and handle, max msg */
if ( hLog->nMaxMsgs && hLog->hMessages->nItems == hLog->nMaxMsgs )
logPopMsg( hLog );
hMsg = malloc( sizeof(LOGMSG) );
if (!hMsg) goto error_abort0;
hMsg->pszModuleName = (char *)strdup( pszModule );
if (!hMsg->pszModuleName) goto error_abort1;
hMsg->pszFunctionName = (char *)strdup( pszFunctionName );
if (!hMsg->pszFunctionName) goto error_abort2;
#if defined( HAVE_VSNPRINTF )
mlen=vsnprintf(NULL,0,pszMessageFormat,args);
#else
mlen=uodbc_vsnprintf(NULL,0,pszMessageFormat,args);
#endif
mlen++;
hMsg->pszMessage = malloc(mlen);
if (!hMsg->pszMessage) goto error_abort3;
#if defined( HAVE_VSNPRINTF )
vsnprintf(hMsg->pszMessage,mlen,pszMessageFormat,args);
#else
uodbc_vsnprintf(hMsg->pszMessage,mlen,pszMessageFormat,args);
#endif
hMsg->nLine = nLine;
hMsg->nSeverity = nSeverity;
hMsg->nCode = nCode;
/* append to list */
lstAppend( hLog->hMessages, hMsg );
/* append to file */
if ( hLog->pszLogFile )
{
hFile = uo_fopen( hLog->pszLogFile, "a" );
if ( !hFile ) return LOG_ERROR;
if (hMsg)
{
uo_fprintf( hFile, "[%s][%s][%s][%d]%s\n", hLog->pszProgramName, pszModule, pszFunctionName, nLine, hMsg->pszMessage );
}
else
{
uo_fprintf( hFile, "[%s][%s][%s][%d]", hLog->pszProgramName, pszModule, pszFunctionName, nLine );
uo_vfprintf( hFile, pszMessageFormat, args );
uo_fprintf( hFile, "\n" );
}
uo_fclose( hFile );
}
return LOG_SUCCESS;
error_abort3:
free(hMsg->pszFunctionName);
error_abort2:
free(hMsg->pszModuleName);
error_abort1:
free(hMsg);
error_abort0:
return LOG_ERROR;
}
#ifdef HAVE_STDARGS
int logPushMsgf( HLOG hLog, char *pszModule, char *pszFunctionName, int nLine, int nSeverity, int nCode, char *pszMessageFormat, ... )
#else
int logPushMsgf( va_alist ) va_dcl
#endif
{
int err;
#ifndef HAVE_STDARGS
HLOG hLog;
char *pszModule;
char *pszFunctionName;
int nLine;
int nSeverity;
int nCode;
char *pszMessageFormat;
#endif
VA_LOCAL_DECL;
VA_START (pszMessageFormat);
VA_SHIFT (hLog, HLOG);
VA_SHIFT (pszModule, char *);
VA_SHIFT (pszFunctionName, char *);
VA_SHIFT (nLine, int );
VA_SHIFT (nSeverity, int );
VA_SHIFT (nCode, int );
VA_SHIFT (pszMessageFormat, char *);
err=logvPushMsgf(hLog,pszModule,pszFunctionName,nLine,nSeverity,nCode,pszMessageFormat,ap);
VA_END;
return err;
}
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