logging: Provide lg_exitstatus

[secnet.git] / secnet.h

diff --git a/secnet.h b/secnet.h
index 2c55a329313c5c8c89c1b87934381455e2422cce..3b54defdf96b69529d04dafcd14d7523554b5075 100644 (file)
--- a/secnet.h
+++ b/secnet.h
@@ -16,6 +16,7 @@
 #include <errno.h>
 #include <sys/poll.h>
 #include <sys/types.h>
+#include <sys/wait.h>
 #include <sys/time.h>
 #include <netinet/in.h>
 #include <arpa/inet.h>
@@ -378,7 +379,7 @@ struct comm_addr {
 };
 
 /* Return True if the packet was processed, and shouldn't be passed to
-   any other potential receivers. */
+   any other potential receivers. (buf is freed iff True returned.) */
 typedef bool_t comm_notify_fn(void *state, struct buffer_if *buf,
                              const struct comm_addr *source);
 typedef void comm_request_notify_fn(void *commst, void *nst,
@@ -587,6 +588,19 @@ extern NORETURN(fatal_status(int status, const char *message, ...))
 extern NORETURN(fatal_perror_status(int status, const char *message, ...))
        FORMAT(printf,2,3);
 
+/* Convenient nonfatal logging.  Requires message that does not end in '\n'.
+ * If class contains M_FATAL, exits (after entering PHASE_SHUTDOWN).
+ * lg, errnoval and loc may sensibly be 0.  desc must NOT be 0.
+ * lg_[v]perror save and restore errno. */
+void lg_vperror(struct log_if *lg, const char *desc, struct cloc *loc,
+               int class, int errnoval, const char *fmt, va_list al)
+    FORMAT(printf,6,0);
+void lg_perror(struct log_if *lg, const char *desc, struct cloc *loc,
+              int class, int errnoval, const char *fmt, ...)
+    FORMAT(printf,6,7);
+void lg_exitstatus(struct log_if *lg, const char *desc, struct cloc *loc,
+                  int class, int status, const char *progname);
+
 /* The cfgfatal() family of functions require messages that end in '\n' */
 extern NORETURN(cfgfatal(struct cloc loc, cstring_t facility,
                         const char *message, ...)) FORMAT(printf,3,4);