Mercurial > dovecot > original-hg > dovecot-1.2
view src/lib/failures.h @ 6539:a93a7738c0ec HEAD
Changed failure callbacks to take failure type parameter, so it's no longer
necessary to have separate panic and warning callbacks. Added i_log_type()
function to log a message with any type (even fatal/panic without dying
ourself).
author | Timo Sirainen <tss@iki.fi> |
---|---|
date | Tue, 09 Oct 2007 17:10:10 +0300 |
parents | 6a64e64fa3a3 |
children | e2a4722f1b9b |
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#ifndef FAILURES_H #define FAILURES_H /* Default exit status codes that we could use. */ enum fatal_exit_status { FATAL_LOGOPEN = 80, /* Can't open log file */ FATAL_LOGWRITE = 81, /* Can't write to log file */ FATAL_LOGERROR = 82, /* Internal logging error */ FATAL_OUTOFMEM = 83, /* Out of memory */ FATAL_EXEC = 84, /* exec() failed */ FATAL_DEFAULT = 89 }; enum log_type { LOG_TYPE_INFO, LOG_TYPE_WARNING, LOG_TYPE_ERROR, LOG_TYPE_FATAL, LOG_TYPE_PANIC }; #define DEFAULT_FAILURE_STAMP_FORMAT "%b %d %H:%M:%S " typedef void failure_callback_t(enum log_type type, const char *, va_list); typedef void fatal_failure_callback_t(enum log_type type, int status, const char *, va_list); void i_log_type(enum log_type type, const char *format, ...) ATTR_FORMAT(2, 3); void i_panic(const char *format, ...) ATTR_FORMAT(1, 2) ATTR_NORETURN; void i_fatal(const char *format, ...) ATTR_FORMAT(1, 2) ATTR_NORETURN; void i_error(const char *format, ...) ATTR_FORMAT(1, 2); void i_warning(const char *format, ...) ATTR_FORMAT(1, 2); void i_info(const char *format, ...) ATTR_FORMAT(1, 2); void i_fatal_status(int status, const char *format, ...) ATTR_FORMAT(2, 3) ATTR_NORETURN; /* Change failure handlers. */ void i_set_fatal_handler(fatal_failure_callback_t *callback ATTR_NORETURN); void i_set_error_handler(failure_callback_t *callback); void i_set_info_handler(failure_callback_t *callback); /* Send failures to syslog() */ void i_syslog_fatal_handler(enum log_type type, int status, const char *fmt, va_list args) ATTR_NORETURN ATTR_FORMAT(3, 0); void i_syslog_error_handler(enum log_type type, const char *fmt, va_list args) ATTR_FORMAT(2, 0); /* Open syslog and set failure/info handlers to use it. */ void i_set_failure_syslog(const char *ident, int options, int facility); /* Send failures to specified log file instead of stderr. */ void i_set_failure_file(const char *path, const char *prefix); /* Send errors to stderr using internal error protocol. */ void i_set_failure_internal(void); /* Send informational messages to specified log file. i_set_failure_*() functions modify the info file too, so call this function after them. */ void i_set_info_file(const char *path); /* Set the failure prefix. This is used only when logging to a file. */ void i_set_failure_prefix(const char *prefix); /* Prefix failures with a timestamp. fmt is in strftime() format. */ void i_set_failure_timestamp_format(const char *fmt); /* Call the callback before exit()ing. The callback may update the status. */ void i_set_failure_exit_callback(void (*callback)(int *status)); void failures_deinit(void); #endif