/* source: error.h */ /* Copyright Gerhard Rieger and contributors (see file CHANGES) */ /* Published under the GNU General Public License V.2, see file COPYING */ #ifndef __error_h_included #define __error_h_included 1 /* these must be defines because they are used by cpp! */ #define E_DEBUG 0 /* all, including trace */ #define E_INFO 1 /* all status changes etc. */ #define E_NOTICE 2 /* all interesting, e.g. for firewall relay */ #define E_WARN 3 /* all unusual */ #define E_ERROR 4 /* errors */ #define E_FATAL 5 /* emergency abort */ #define F_strerror "%m" /* a pseudo format, replaced by strerror(errno) */ /* here are the macros for diag invocation; use WITH_MSGLEVEL to specify the lowest priority that is compiled into your program */ #ifndef WITH_MSGLEVEL # define WITH_MSGLEVEL E_NOTICE #endif #if WITH_MSGLEVEL <= E_FATAL #define Fatal(m) msg(E_FATAL,"%s",m) #define Fatal1(m,a1) msg(E_FATAL,m,a1) #define Fatal2(m,a1,a2) msg(E_FATAL,m,a1,a2) #define Fatal3(m,a1,a2,a3) msg(E_FATAL,m,a1,a2,a3) #define Fatal4(m,a1,a2,a3,a4) msg(E_FATAL,m,a1,a2,a3,a4) #define Fatal5(m,a1,a2,a3,a4,a5) msg(E_FATAL,m,a1,a2,a3,a4,a5) #define Fatal6(m,a1,a2,a3,a4,a5,a6) msg(E_FATAL,m,a1,a2,a3,a4,a5,a6) #define Fatal7(m,a1,a2,a3,a4,a5,a6,a7) msg(E_FATAL,m,a1,a2,a3,a4,a5,a6,a7) #else /* !(WITH_MSGLEVEL <= E_FATAL) */ #define Fatal(m) #define Fatal1(m,a1) #define Fatal2(m,a1,a2) #define Fatal3(m,a1,a2,a3) #define Fatal4(m,a1,a2,a3,a4) #define Fatal5(m,a1,a2,a3,a4,a5) #define Fatal6(m,a1,a2,a3,a4,a5,a6) #define Fatal7(m,a1,a2,a3,a4,a5,a6,a7) #endif /* !(WITH_MSGLEVEL <= E_FATAL) */ #if WITH_MSGLEVEL <= E_ERROR #define Error(m) msg(E_ERROR,"%s",m) #define Error1(m,a1) msg(E_ERROR,m,a1) #define Error2(m,a1,a2) msg(E_ERROR,m,a1,a2) #define Error3(m,a1,a2,a3) msg(E_ERROR,m,a1,a2,a3) #define Error4(m,a1,a2,a3,a4) msg(E_ERROR,m,a1,a2,a3,a4) #define Error5(m,a1,a2,a3,a4,a5) msg(E_ERROR,m,a1,a2,a3,a4,a5) #define Error6(m,a1,a2,a3,a4,a5,a6) msg(E_ERROR,m,a1,a2,a3,a4,a5,a6) #define Error7(m,a1,a2,a3,a4,a5,a6,a7) msg(E_ERROR,m,a1,a2,a3,a4,a5,a6,a7) #define Error8(m,a1,a2,a3,a4,a5,a6,a7,a8) msg(E_ERROR,m,a1,a2,a3,a4,a5,a6,a7,a8) #define Error9(m,a1,a2,a3,a4,a5,a6,a7,a8,a9) msg(E_ERROR,m,a1,a2,a3,a4,a5,a6,a7,a8,a9) #define Error10(m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10) msg(E_ERROR,m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10) #define Error11(m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11) msg(E_ERROR,m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11) #else /* !(WITH_MSGLEVEL >= E_ERROR) */ #define Error(m) #define Error1(m,a1) #define Error2(m,a1,a2) #define Error3(m,a1,a2,a3) #define Error4(m,a1,a2,a3,a4) #define Error5(m,a1,a2,a3,a4,a5) #define Error6(m,a1,a2,a3,a4,a5,a6) #define Error7(m,a1,a2,a3,a4,a5,a6,a7) #define Error8(m,a1,a2,a3,a4,a5,a6,a7,a8) #define Error9(m,a1,a2,a3,a4,a5,a6,a7,a8,a9) #define Error10(m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10) #define Error11(m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11) #endif /* !(WITH_MSGLEVEL <= E_ERROR) */ #if WITH_MSGLEVEL <= E_WARN #define Warn(m) msg(E_WARN,"%s",m) #define Warn1(m,a1) msg(E_WARN,m,a1) #define Warn2(m,a1,a2) msg(E_WARN,m,a1,a2) #define Warn3(m,a1,a2,a3) msg(E_WARN,m,a1,a2,a3) #define Warn4(m,a1,a2,a3,a4) msg(E_WARN,m,a1,a2,a3,a4) #define Warn5(m,a1,a2,a3,a4,a5) msg(E_WARN,m,a1,a2,a3,a4,a5) #define Warn6(m,a1,a2,a3,a4,a5,a6) msg(E_WARN,m,a1,a2,a3,a4,a5,a6) #define Warn7(m,a1,a2,a3,a4,a5,a6,a7) msg(E_WARN,m,a1,a2,a3,a4,a5,a6,a7) #else /* !(WITH_MSGLEVEL <= E_WARN) */ #define Warn(m) #define Warn1(m,a1) #define Warn2(m,a1,a2) #define Warn3(m,a1,a2,a3) #define Warn4(m,a1,a2,a3,a4) #define Warn5(m,a1,a2,a3,a4,a5) #define Warn6(m,a1,a2,a3,a4,a5,a6) #define Warn7(m,a1,a2,a3,a4,a5,a6,a7) #endif /* !(WITH_MSGLEVEL <= E_WARN) */ #if WITH_MSGLEVEL <= E_NOTICE #define Notice(m) msg(E_NOTICE,"%s",m) #define Notice1(m,a1) msg(E_NOTICE,m,a1) #define Notice2(m,a1,a2) msg(E_NOTICE,m,a1,a2) #define Notice3(m,a1,a2,a3) msg(E_NOTICE,m,a1,a2,a3) #define Notice4(m,a1,a2,a3,a4) msg(E_NOTICE,m,a1,a2,a3,a4) #define Notice5(m,a1,a2,a3,a4,a5) msg(E_NOTICE,m,a1,a2,a3,a4,a5) #define Notice6(m,a1,a2,a3,a4,a5,a6) msg(E_NOTICE,m,a1,a2,a3,a4,a5,a6) #define Notice7(m,a1,a2,a3,a4,a5,a6,a7) msg(E_NOTICE,m,a1,a2,a3,a4,a5,a6,a7) #define Notice8(m,a1,a2,a3,a4,a5,a6,a7,a8) msg(E_NOTICE,m,a1,a2,a3,a4,a5,a6,a7,a8) #define Notice9(m,a1,a2,a3,a4,a5,a6,a7,a8,a9) msg(E_NOTICE,m,a1,a2,a3,a4,a5,a6,a7,a8,a9) #else /* !(WITH_MSGLEVEL <= E_NOTICE) */ #define Notice(m) #define Notice1(m,a1) #define Notice2(m,a1,a2) #define Notice3(m,a1,a2,a3) #define Notice4(m,a1,a2,a3,a4) #define Notice5(m,a1,a2,a3,a4,a5) #define Notice6(m,a1,a2,a3,a4,a5,a6) #define Notice7(m,a1,a2,a3,a4,a5,a6,a7) #define Notice8(m,a1,a2,a3,a4,a5,a6,a7,a8) #define Notice9(m,a1,a2,a3,a4,a5,a6,a7,a8,a9) #endif /* !(WITH_MSGLEVEL <= E_NOTICE) */ #if WITH_MSGLEVEL <= E_INFO #define Info(m) msg(E_INFO,"%s",m) #define Info1(m,a1) msg(E_INFO,m,a1) #define Info2(m,a1,a2) msg(E_INFO,m,a1,a2) #define Info3(m,a1,a2,a3) msg(E_INFO,m,a1,a2,a3) #define Info4(m,a1,a2,a3,a4) msg(E_INFO,m,a1,a2,a3,a4) #define Info5(m,a1,a2,a3,a4,a5) msg(E_INFO,m,a1,a2,a3,a4,a5) #define Info6(m,a1,a2,a3,a4,a5,a6) msg(E_INFO,m,a1,a2,a3,a4,a5,a6) #define Info7(m,a1,a2,a3,a4,a5,a6,a7) msg(E_INFO,m,a1,a2,a3,a4,a5,a6,a7) #define Info8(m,a1,a2,a3,a4,a5,a6,a7,a8) msg(E_INFO,m,a1,a2,a3,a4,a5,a6,a7,a8) #define Info9(m,a1,a2,a3,a4,a5,a6,a7,a8,a9) msg(E_INFO,m,a1,a2,a3,a4,a5,a6,a7,a8,a9) #define Info10(m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10) msg(E_INFO,m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10) #define Info11(m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11) msg(E_INFO,m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11) #else /* !(WITH_MSGLEVEL <= E_INFO) */ #define Info(m) #define Info1(m,a1) #define Info2(m,a1,a2) #define Info3(m,a1,a2,a3) #define Info4(m,a1,a2,a3,a4) #define Info5(m,a1,a2,a3,a4,a5) #define Info6(m,a1,a2,a3,a4,a5,a6) #define Info7(m,a1,a2,a3,a4,a5,a6,a7) #define Info8(m,a1,a2,a3,a4,a5,a6,a7,a8) #define Info9(m,a1,a2,a3,a4,a5,a6,a7,a8,a9) #define Info10(m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10) #define Info11(m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11) #endif /* !(WITH_MSGLEVEL <= E_INFO) */ #if WITH_MSGLEVEL <= E_DEBUG #define Debug(m) msg(E_DEBUG,"%s",m) #define Debug1(m,a1) msg(E_DEBUG,m,a1) #define Debug2(m,a1,a2) msg(E_DEBUG,m,a1,a2) #define Debug3(m,a1,a2,a3) msg(E_DEBUG,m,a1,a2,a3) #define Debug4(m,a1,a2,a3,a4) msg(E_DEBUG,m,a1,a2,a3,a4) #define Debug5(m,a1,a2,a3,a4,a5) msg(E_DEBUG,m,a1,a2,a3,a4,a5) #define Debug6(m,a1,a2,a3,a4,a5,a6) msg(E_DEBUG,m,a1,a2,a3,a4,a5,a6) #define Debug7(m,a1,a2,a3,a4,a5,a6,a7) msg(E_DEBUG,m,a1,a2,a3,a4,a5,a6,a7) #define Debug8(m,a1,a2,a3,a4,a5,a6,a7,a8) msg(E_DEBUG,m,a1,a2,a3,a4,a5,a6,a7,a8) #define Debug9(m,a1,a2,a3,a4,a5,a6,a7,a8,a9) msg(E_DEBUG,m,a1,a2,a3,a4,a5,a6,a7,a8,a9) #define Debug10(m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10) msg(E_DEBUG,m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10) #define Debug11(m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11) msg(E_DEBUG,m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11) #define Debug12(m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12) msg(E_DEBUG,m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12) #define Debug13(m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12,a13) msg(E_DEBUG,m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12,a13) #define Debug14(m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12,a13,a14) msg(E_DEBUG,m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12,a13,a14) #define Debug15(m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12,a13,a14,a15) msg(E_DEBUG,m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12,a13,a14,a15) #define Debug16(m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12,a13,a14,a15,a16) msg(E_DEBUG,m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12,a13,a14,a15,a16) #define Debug17(m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12,a13,a14,a15,a16,a17) msg(E_DEBUG,m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12,a13,a14,a15,a16,a17) #define Debug18(m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12,a13,a14,a15,a16,a17,a18) msg(E_DEBUG,m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12,a13,a14,a15,a16,a17,a18) #else /* !(WITH_MSGLEVEL <= E_DEBUG) */ #define Debug(m) #define Debug1(m,a1) #define Debug2(m,a1,a2) #define Debug3(m,a1,a2,a3) #define Debug4(m,a1,a2,a3,a4) #define Debug5(m,a1,a2,a3,a4,a5) #define Debug6(m,a1,a2,a3,a4,a5,a6) #define Debug7(m,a1,a2,a3,a4,a5,a6,a7) #define Debug8(m,a1,a2,a3,a4,a5,a6,a7,a8) #define Debug9(m,a1,a2,a3,a4,a5,a6,a7,a8,a9) #define Debug10(m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10) #define Debug11(m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11) #define Debug12(m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12) #define Debug13(m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12,a13) #define Debug14(m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12,a13,a14) #define Debug15(m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12,a13,a14,a15) #define Debug16(m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12,a13,a14,a15,a16) #define Debug17(m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12,a13,a14,a15,a16,a17) #define Debug18(m,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12,a13,a14,a15,a16,a17,a18) #endif /* !(WITH_MSGLEVEL <= E_DEBUG) */ /* message with software controlled serverity */ #if WITH_MSGLEVEL <= E_FATAL #define Msg(l,m) msg(l,"%s",m) #define Msg1(l,m,a1) msg(l,m,a1) #define Msg2(l,m,a1,a2) msg(l,m,a1,a2) #define Msg3(l,m,a1,a2,a3) msg(l,m,a1,a2,a3) #define Msg4(l,m,a1,a2,a3,a4) msg(l,m,a1,a2,a3,a4) #define Msg5(l,m,a1,a2,a3,a4,a5) msg(l,m,a1,a2,a3,a4,a5) #define Msg6(l,m,a1,a2,a3,a4,a5,a6) msg(l,m,a1,a2,a3,a4,a5,a6) #define Msg7(l,m,a1,a2,a3,a4,a5,a6,a7) msg(l,m,a1,a2,a3,a4,a5,a6,a7) #else /* !(WITH_MSGLEVEL >= E_FATAL) */ #define Msg(l,m) #define Msg1(l,m,a1) #define Msg2(l,m,a1,a2) #define Msg3(l,m,a1,a2,a3) #define Msg4(l,m,a1,a2,a3,a4) #define Msg5(l,m,a1,a2,a3,a4,a5) #define Msg6(l,m,a1,a2,a3,a4,a5,a6) #define Msg7(l,m,a1,a2,a3,a4,a5,a6,a7) #endif /* !(WITH_MSGLEVEL <= E_FATAL) */ enum diag_op { DIAG_OP_MSG, /* a diagnostic message */ DIAG_OP_EXIT, /* exit the program */ } ; /* datagram for communication between outer msg() call from signal handler to inner msg() call in normal flow */ # define TEXTLEN 480 struct diag_dgram { enum diag_op op; #if HAVE_CLOCK_GETTIME struct timespec now; #elif HAVE_PROTOTYPE_LIB_gettimeofday struct timeval now; #else time_t now; #endif int level; /* E_FATAL, ... E_DEBUG */ int _errno; /* for glibc %m format */ int exitcode; /* if exiting take this num */ char text[TEXTLEN]; } ; extern volatile sig_atomic_t diag_in_handler; extern volatile sig_atomic_t diag_immediate_msg; extern volatile sig_atomic_t diag_immediate_exit; extern void diag_set(char what, const char *arg); extern void diag_set_int(char what, int arg); extern int diag_get_int(char what); extern const char *diag_get_string(char what); extern int diag_reserve_fd(int fd); extern int diag_fork(void); extern int diag_dup(void); extern int diag_dup2(int newfd); extern void msg(int level, const char *format, ...); extern void diag_flush(void); extern void diag_exit(int status); extern int diag_select(int nfds, fd_set *readfds, fd_set *writefds, fd_set *exceptfds, struct timeval *timeout); #endif /* !defined(__error_h_included) */