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@ -1,4 +1,4 @@ |
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/* $OpenBSD: log.c,v 1.14 2016/10/12 11:57:31 reyk Exp $ */ |
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/* $OpenBSD: log.c,v 1.15 2017/01/08 20:31:03 reyk Exp $ */ |
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/* |
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/* |
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* Copyright (c) 2003, 2004 Henning Brauer <henning@openbsd.org> |
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* Copyright (c) 2003, 2004 Henning Brauer <henning@openbsd.org> |
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@ -90,6 +90,7 @@ void |
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vlog(int pri, const char *fmt, va_list ap) |
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vlog(int pri, const char *fmt, va_list ap) |
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{ |
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{ |
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char *nfmt; |
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char *nfmt; |
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int saved_errno = errno; |
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if (debug) { |
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if (debug) { |
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/* best effort in out of mem situations */ |
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/* best effort in out of mem situations */ |
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@ -103,8 +104,9 @@ vlog(int pri, const char *fmt, va_list ap) |
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fflush(stderr); |
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fflush(stderr); |
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} else |
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} else |
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vsyslog(pri, fmt, ap); |
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vsyslog(pri, fmt, ap); |
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} |
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errno = saved_errno; |
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} |
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void |
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void |
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log_warn(const char *emsg, ...) |
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log_warn(const char *emsg, ...) |
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@ -130,6 +132,8 @@ log_warn(const char *emsg, ...) |
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} |
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} |
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va_end(ap); |
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va_end(ap); |
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} |
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} |
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errno = saved_errno; |
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} |
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} |
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void |
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void |
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@ -165,11 +169,10 @@ log_debug(const char *emsg, ...) |
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} |
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} |
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static void |
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static void |
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vfatal(const char *emsg, va_list ap) |
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vfatalc(int code, const char *emsg, va_list ap) |
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{ |
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{ |
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static char s[BUFSIZ]; |
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static char s[BUFSIZ]; |
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const char *sep; |
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const char *sep; |
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int saved_errno = errno; |
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if (emsg != NULL) { |
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if (emsg != NULL) { |
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(void)vsnprintf(s, sizeof(s), emsg, ap); |
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(void)vsnprintf(s, sizeof(s), emsg, ap); |
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@ -178,9 +181,9 @@ vfatal(const char *emsg, va_list ap) |
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s[0] = '\0'; |
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s[0] = '\0'; |
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sep = ""; |
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sep = ""; |
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} |
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} |
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if (saved_errno) |
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if (code) |
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logit(LOG_CRIT, "%s: %s%s%s", |
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logit(LOG_CRIT, "%s: %s%s%s", |
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log_procname, s, sep, strerror(saved_errno)); |
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log_procname, s, sep, strerror(code)); |
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else |
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else |
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logit(LOG_CRIT, "%s%s%s", log_procname, sep, s); |
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logit(LOG_CRIT, "%s%s%s", log_procname, sep, s); |
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} |
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} |
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@ -191,7 +194,7 @@ fatal(const char *emsg, ...) |
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va_list ap; |
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va_list ap; |
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va_start(ap, emsg); |
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va_start(ap, emsg); |
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vfatal(emsg, ap); |
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vfatalc(errno, emsg, ap); |
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va_end(ap); |
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va_end(ap); |
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exit(1); |
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exit(1); |
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} |
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} |
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@ -201,9 +204,8 @@ fatalx(const char *emsg, ...) |
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{ |
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{ |
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va_list ap; |
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va_list ap; |
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errno = 0; |
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va_start(ap, emsg); |
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va_start(ap, emsg); |
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vfatal(emsg, ap); |
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vfatalc(0, emsg, ap); |
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va_end(ap); |
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va_end(ap); |
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exit(1); |
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exit(1); |
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} |
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} |