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annotate src/log.c @ 278:a0497ffac49b noffle

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[svn] I'm not very good at automake. Redo with automake2.13.
author bears
date Sun, 10 Nov 2002 18:49:41 +0000
parents 755e03bc7dcf
children 5eece4dfd945
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2 log.c
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3
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4 $Id: log.c 406 2002-11-10 15:24:43Z bears $
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5 */
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6
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7 #if HAVE_CONFIG_H
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8 #include <config.h>
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9 #endif
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10
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11 #include <syslog.h>
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12 #include <stdarg.h>
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13 #include "common.h"
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14 #include "log.h"
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15 #include "portable.h"
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16
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17 #define MAXLENGTH 240
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18
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19 #define DEFAULT_DBG_MASK LOG_DBG_NONE
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21 static struct
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22 {
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23 Bool interactive;
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24 unsigned debugMask;
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25 } log = { FALSE, DEFAULT_DBG_MASK };
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27 void
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28 Log_init( const char *name, Bool interactive, int facility )
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29 {
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30 int option = LOG_PID | LOG_CONS;
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32 log.interactive = interactive;
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33 openlog( name, option, facility );
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34 }
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35
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36 #define DO_LOG( LEVEL ) \
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37 va_list ap; \
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38 Str t; \
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39 \
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40 va_start( ap, fmt ); \
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41 vsnprintf( t, MAXCHAR, fmt, ap ); \
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42 if ( MAXLENGTH < MAXCHAR ) \
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43 t[ MAXLENGTH ] = '\0'; \
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44 syslog( LEVEL, "%s", t ); \
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45 if ( log.interactive ) \
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46 fprintf( stderr, "%s\n", t ); \
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47 va_end( ap );
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49 void
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50 Log_inf( const char *fmt, ... )
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51 {
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52 DO_LOG( LOG_INFO );
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53 }
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55 void
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56 Log_err( const char *fmt, ... )
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57 {
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58 DO_LOG( LOG_ERR );
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59 }
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61 /* Ensure the condition "cond" is true; otherwise log an error and return 1 */
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62 int
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63 Log_check(int cond, const char *fmt, ... )
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64 {
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65 if (!cond) {
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66 DO_LOG( LOG_ERR );
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67 return 1;
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68 }
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69 return 0;
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70 }
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71
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72 void
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73 Log_ntc( const char *fmt, ... )
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74 {
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75 DO_LOG( LOG_NOTICE );
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76 }
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78 void
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79 Log_dbg( unsigned subsystem, const char *fmt, ... )
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80 {
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81 if ( ( subsystem & log.debugMask ) != 0 ) {
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82 DO_LOG( LOG_DEBUG );
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83 }
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84 }
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85
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86 void
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87 Log_setDbgMask( unsigned mask )
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88 {
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89 /* A non-zero mask always include Noffle logs */
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90 if ( mask != 0 )
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91 mask |= LOG_DBG_NOFFLE;
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92
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93 log.debugMask = mask;
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94 }