lib/log.c File Reference

#include "common.h"
#include "log.h"
#include "errabort.h"
#include "dystring.h"
#include "options.h"
#include "portable.h"
#include <syslog.h>
#include <time.h>

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Functions

static void logWarnHander (char *format, va_list args)
static void logAbortHandler ()
static void setProgram (char *program)
static int parseFacility (char *facility)
void logOpenSyslog (char *program, char *facility)
void logOpenFile (char *program, char *logFile)
FILE * logGetFile ()
static void logFilePrint (char *level, char *format, va_list args)
void logErrorVa (char *format, va_list args)
void logError (char *format,...)
void logWarnVa (char *format, va_list args)
void logWarn (char *format,...)
void logInfoVa (char *format, va_list args)
void logInfo (char *format,...)
void logDebugVa (char *format, va_list args)
void logDebug (char *format,...)
void logDaemonize (char *progName)

Variables

static char * gProgram = "unknown"
static boolean gSysLogOn = FALSE
static FILE * gLogFh = NULL
struct {
   char *   name
   int   fac
} facilityNameTbl []

Function Documentation

static void logAbortHandler (  )  [static]

Definition at line 65 of file log.c.

References gProgram, and logError().

Referenced by logOpenFile(), and logOpenSyslog().

00067 {
00068 logError("%s aborted", gProgram);
00069 fprintf(stderr, "aborted");
00070 exit(1);
00071 }

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void logDaemonize ( char *  progName  ) 

Definition at line 244 of file log.c.

References logOpenFile(), logOpenSyslog(), mustFork(), optionExists(), and optionVal().

00248 {
00249 if (!optionExists("debug"))
00250     {
00251     int i, maxFiles = getdtablesize();
00252     if (mustFork() != 0)
00253         exit(0);  /* parent goes away */
00254 
00255     /* Close all open files first (before logging) */
00256     for (i = 0; i < maxFiles; i++)
00257         close(i);
00258     }
00259 
00260 /* Set up log handler. */
00261 if (optionExists("log"))
00262     logOpenFile(progName, optionVal("log", NULL));
00263 else    
00264     logOpenSyslog(progName, optionVal("logFacility", NULL));
00265 }

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void logDebug ( char *  format,
  ... 
)

Definition at line 235 of file log.c.

References logDebugVa().

Referenced by dnaQuery(), pcrQuery(), startServer(), transQuery(), and transTransQuery().

00237 {
00238 va_list args;
00239 va_start(args, format);
00240 logDebugVa(format, args);
00241 va_end(args);
00242 }

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void logDebugVa ( char *  format,
va_list  args 
)

Definition at line 224 of file log.c.

References gLogFh, gSysLogOn, and logFilePrint().

Referenced by logDebug().

00226 {
00227 #ifndef NO_SYSLOG
00228 if (gSysLogOn)
00229     vsyslog(LOG_DEBUG, format, args);
00230 #endif
00231 if (gLogFh != NULL)
00232     logFilePrint("debug", format, args);
00233 }

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void logError ( char *  format,
  ... 
)

Definition at line 175 of file log.c.

References logErrorVa().

Referenced by errorSafeCleanupMess(), logAbortHandler(), and startServer().

00177 {
00178 va_list args;
00179 va_start(args, format);
00180 logErrorVa(format, args);
00181 va_end(args);
00182 }

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void logErrorVa ( char *  format,
va_list  args 
)

Definition at line 164 of file log.c.

References gLogFh, gSysLogOn, and logFilePrint().

Referenced by logError(), and logWarnHander().

00166 {
00167 #ifndef NO_SYSLOG
00168 if (gSysLogOn)
00169     vsyslog(LOG_ERR, format, args);
00170 #endif
00171 if (gLogFh != NULL)
00172     logFilePrint("error", format, args);
00173 }

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static void logFilePrint ( char *  level,
char *  format,
va_list  args 
) [static]

Definition at line 151 of file log.c.

References gLogFh.

Referenced by logDebugVa(), logErrorVa(), logInfoVa(), and logWarnVa().

00153 {
00154 static char *timeFmt = "%Y/%m/%d %H:%M:%S";
00155 char timeBuf[128];
00156 time_t curTime = time(NULL);
00157 strftime(timeBuf, sizeof(timeBuf), timeFmt, localtime(&curTime));
00158 fprintf(gLogFh, "%s: %s: ", timeBuf, level);
00159 vfprintf(gLogFh, format, args);
00160 fputc('\n', gLogFh);
00161 fflush(gLogFh);
00162 }

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FILE* logGetFile (  ) 

Definition at line 143 of file log.c.

References gLogFh.

Referenced by startServer().

00147 {
00148 return gLogFh;
00149 }

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void logInfo ( char *  format,
  ... 
)

Definition at line 215 of file log.c.

References logInfoVa().

Referenced by startServer().

00217 {
00218 va_list args;
00219 va_start(args, format);
00220 logInfoVa(format, args);
00221 va_end(args);
00222 }

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void logInfoVa ( char *  format,
va_list  args 
)

Definition at line 204 of file log.c.

References gLogFh, gSysLogOn, and logFilePrint().

Referenced by logInfo().

00206 {
00207 #ifndef NO_SYSLOG
00208 if (gSysLogOn)
00209     vsyslog(LOG_INFO, format, args);
00210 #endif
00211 if (gLogFh != NULL)
00212     logFilePrint("info", format, args);
00213 }

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void logOpenFile ( char *  program,
char *  logFile 
)

Definition at line 131 of file log.c.

References gLogFh, logAbortHandler(), logWarnHander(), mustOpen(), pushAbortHandler(), pushWarnHandler(), and setProgram().

Referenced by logDaemonize(), and main().

00136 {
00137 setProgram(program);
00138 gLogFh = mustOpen(logFile, "a");
00139 pushWarnHandler(logWarnHander);
00140 pushAbortHandler(logAbortHandler);
00141 }

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void logOpenSyslog ( char *  program,
char *  facility 
)

Definition at line 113 of file log.c.

References errAbort(), gSysLogOn, logAbortHandler(), logWarnHander(), parseFacility(), pushAbortHandler(), pushWarnHandler(), setProgram(), and TRUE.

Referenced by logDaemonize(), and main().

00119 {
00120 #ifndef NO_SYSLOG
00121 setProgram(program);
00122 openlog(program, LOG_PID, parseFacility(facility));
00123 pushWarnHandler(logWarnHander);
00124 pushAbortHandler(logAbortHandler);
00125 gSysLogOn = TRUE;
00126 #else
00127 errAbort("syslog support was not compiled into %s", __FILE__);
00128 #endif
00129 }

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void logWarn ( char *  format,
  ... 
)

Definition at line 195 of file log.c.

References logWarnVa().

00197 {
00198 va_list args;
00199 va_start(args, format);
00200 logWarnVa(format, args);
00201 va_end(args);
00202 }

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static void logWarnHander ( char *  format,
va_list  args 
) [static]

Definition at line 58 of file log.c.

References logErrorVa().

Referenced by logOpenFile(), and logOpenSyslog().

00060 {
00061 /* use logError, since errAbort and warn all print through warn handler */
00062 logErrorVa(format, args);
00063 }

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void logWarnVa ( char *  format,
va_list  args 
)

Definition at line 184 of file log.c.

References gLogFh, gSysLogOn, and logFilePrint().

Referenced by logWarn().

00186 {
00187 #ifndef NO_SYSLOG
00188 if (gSysLogOn)
00189     vsyslog(LOG_WARNING, format, args);
00190 #endif
00191 if (gLogFh != NULL)
00192     logFilePrint("warn", format, args);
00193 }

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static int parseFacility ( char *  facility  )  [static]

Definition at line 87 of file log.c.

References dyStringAppend(), dyStringNew, errAbort(), fac, facilityNameTbl, name, sameString, and dyString::string.

Referenced by logOpenSyslog().

00089 {
00090 int i;
00091 struct dyString *msg;
00092 if (facility == NULL)
00093     return LOG_LOCAL0;
00094 for (i = 0; facilityNameTbl[i].name != NULL; i++)
00095     {
00096     if (sameString(facilityNameTbl[i].name, facility))
00097         return facilityNameTbl[i].fac;
00098     }
00099 msg = dyStringNew(256);
00100 
00101 for (i = 0; facilityNameTbl[i].name != NULL; i++)
00102     {
00103     if (i > 0)
00104         dyStringAppend(msg, ", ");
00105     dyStringAppend(msg, facilityNameTbl[i].name);
00106     }
00107 
00108 errAbort("invalid log facility: %s, expected one of: %s", facility, msg->string);
00109 return 0; /* never reached */
00110 }

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static void setProgram ( char *  program  )  [static]

Definition at line 73 of file log.c.

References gProgram, name, needMem(), and splitPath().

Referenced by logOpenFile(), and logOpenSyslog().

00075 {
00076 char name[128], ext[64];
00077 int len;
00078 splitPath(program, NULL, name, ext);
00079 len = strlen(name) + strlen(ext) + 1;
00080 gProgram = needMem(len);
00081 strcpy(gProgram, name);
00082 if (ext[0] != '\0')
00083     strcat(gProgram, ext); /* includes dot */
00084 }

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Variable Documentation

int fac

Definition at line 24 of file log.c.

Referenced by parseFacility().

struct { ... } facilityNameTbl[] [static]

Referenced by parseFacility().

FILE* gLogFh = NULL [static]

Definition at line 18 of file log.c.

Referenced by logDebugVa(), logErrorVa(), logFilePrint(), logGetFile(), logInfoVa(), logOpenFile(), and logWarnVa().

char* gProgram = "unknown" [static]

Definition at line 16 of file log.c.

Referenced by logAbortHandler(), and setProgram().

boolean gSysLogOn = FALSE [static]

Definition at line 17 of file log.c.

Referenced by logDebugVa(), logErrorVa(), logInfoVa(), logOpenSyslog(), and logWarnVa().

char* name

Definition at line 23 of file log.c.

Referenced by addToBigBundleList(), cdaLoadOne(), cgiFromCommandLine(), cgiOneChoice(), clumpTargetName(), dnaLoadNextFromStack(), dnaLoadSingle(), expandEntities(), faFastReadNext(), faMixedSpeedReadNext(), faReadAllMixableInLf(), faReadMixedNext(), findLowType(), fofMake(), gfClumpDump(), gfFileCacheFreeEl(), gfPcrGetRanges(), hashTwoColumnFile(), htmlFormVarAddValue(), htmlTagScan(), listDir(), mafFromAxt(), mafMayOpen(), mafNextWithPos(), makeIndex(), makeOffsetList(), newWormFeature(), nextSeqFromMem(), nibLoadAllMasked(), outputBed(), outputFa(), outputPsl(), parseAnOption(), parseCookie(), parseElement(), parseEntity(), parseFacility(), raFoldIn(), raFoldInOneRetName(), readPslToBinKeeper(), scanChromOffsetFile(), semiUniqName(), seqClumpToRangeList(), setProgram(), stringToSlNames(), twoBitFromFile(), twoBitOpen(), twoBitSeqNames(), warnAboutDupes(), wormChromPartExonsUpper(), wormGdfGenesInRange(), and wormGeneFirstOrfName().

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