| 1 | |
| 2 | |
| 3 | #include <stdarg.h>
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| 4 | #include <stdio.h>
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| 5 | #include <string.h>
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| 6 | #include <syslog.h>
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| 7 | #include "log.h"
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| 8 |
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| 9 | static const char *__ident = "unknown";
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| 10 | static int __options;
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| 11 |
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| 12 | static const char * const loglvl[] = {
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| 13 | [LOG_DEBUG] = "DEBUG",
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| 14 | [LOG_INFO] = "INFO",
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| 15 | [LOG_NOTICE] = "NOTICE",
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| 16 | [LOG_WARNING] = "WARN",
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| 17 | [LOG_ERR] = "ERROR",
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| 18 | [LOG_CRIT] = "CRITICAL",
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| 19 | [LOG_ALERT] = "ALERT",
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| 20 | [LOG_EMERG] = "EMERG",
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| 21 | };
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| 22 |
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| 23 | int log_str2level(const char *lvl)
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| 24 | {
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| 25 | int i;
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| 26 |
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| 27 | for (i = 0; i < sizeof(loglvl) / sizeof(loglvl[LOG_DEBUG]); i++)
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| 28 | if (!strcmp(lvl, loglvl[i]))
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| 29 | return i;
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| 30 |
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| 31 | return LOG_DEBUG;
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| 32 | }
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| 33 |
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| 34 | extern void logit(int level, const char *format, ...)
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| 35 | {
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| 36 | va_list args;
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| 37 |
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| 38 | va_start(args, format);
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| 39 |
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| 40 | if (__options & TO_SYSLOG)
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| 41 | vsyslog(level, format, args);
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| 42 |
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| 43 | if (__options & TO_STDERR)
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| 44 | vfprintf(stderr, format, args);
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| 45 |
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| 46 | if (__options & TO_STDOUT)
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| 47 | vfprintf(stdout, format, args);
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| 48 |
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| 49 | va_end(args);
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| 50 | }
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| 51 |
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| 52 | int log_init(int level, const char *ident, int options)
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| 53 | {
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| 54 | if (!options)
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| 55 | return -1;
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| 56 |
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| 57 | if (level > LOG_DEBUG)
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| 58 | return -1;
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| 59 |
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| 60 | if (!ident)
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| 61 | return -1;
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| 62 |
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| 63 | __ident = ident;
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| 64 | __options = options;
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| 65 |
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| 66 | if (options & TO_SYSLOG) {
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| 67 | openlog(__ident, options | LOG_NDELAY, LOG_USER);
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| 68 | setlogmask(LOG_UPTO(level));
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| 69 | }
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| 70 |
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| 71 | return 0;
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| 72 | }
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| 73 |
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| 74 | void log_exit(void)
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| 75 | {
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| 76 | closelog();
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| 77 | }
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