X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~mdw/git/disorder/blobdiff_plain/cdabf44d4bf72678b402c0fd7dac394eb36513da..16b0fea8ae1a581d568dbee2efa2932aa4e6fcce:/lib/queue.c

diff --git a/lib/queue.c b/lib/queue.c
index 0f39b23..c592f5a 100644
--- a/lib/queue.c
+++ b/lib/queue.c
@@ -1,6 +1,6 @@
 /*
  * This file is part of DisOrder.
- * Copyright (C) 2004-2009 Richard Kettlewell
+ * Copyright (C) 2004-2009, 2011, 2013 Richard Kettlewell
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -77,8 +77,9 @@ static int unmarshall_long(char *data, struct queue_entry *q,
 			   size_t offset,
 			   void (*error_handler)(const char *, void *),
 			   void *u) {
+  char errbuf[1024];
   if(xstrtol(&VALUE(q, offset, long), data, 0, 0)) {
-    error_handler(strerror(errno), u);
+    error_handler(format_error(ec_errno, errno, errbuf, sizeof errbuf), u);
     return -1;
   }
   return 0;
@@ -123,9 +124,10 @@ static int unmarshall_time_t(char *data, struct queue_entry *q,
 			     void (*error_handler)(const char *, void *),
 			     void *u) {
   long_long ul;
+  char errbuf[1024];
 
   if(xstrtoll(&ul, data, 0, 0)) {
-    error_handler(strerror(errno), u);
+    error_handler(format_error(ec_errno, errno, errbuf, sizeof errbuf), u);
     return -1;
   }
   VALUE(q, offset, time_t) = ul;
@@ -194,13 +196,23 @@ static const char *marshall_origin(const struct queue_entry *q, size_t offset) {
 
 #define F(n, h) { #n, offsetof(struct queue_entry, n), marshall_##h, unmarshall_##h, free_##h }
 
-static const struct field {
+/** @brief A field in a @ref queue_entry */
+static const struct queue_field {
+  /** @brief Field name */
   const char *name;
+
+  /** @brief Offset of value in @ref queue_entry structure */
   size_t offset;
+
+  /** @brief Marshaling function */
   const char *(*marshall)(const struct queue_entry *q, size_t offset);
+
+  /** @brief Unmarshaling function */
   int (*unmarshall)(char *data, struct queue_entry *q, size_t offset,
 		    void (*error_handler)(const char *, void *),
 		    void *u);
+
+  /** @brief Destructor */
   void (*free)(struct queue_entry *q, size_t offset);
 } fields[] = {
   /* Keep this table sorted. */
@@ -222,12 +234,12 @@ int queue_unmarshall(struct queue_entry *q, const char *s,
 		     void (*error_handler)(const char *, void *),
 		     void *u) {
   char **vec;
-  int nvec;
+  int nvec, rc;
 
   q->pid = -1;                          /* =none */
   if(!(vec = split(s, &nvec, SPLIT_QUOTES, error_handler, u)))
     return -1;
-  int rc = queue_unmarshall_vec(q, nvec, vec, error_handler, u);
+  rc = queue_unmarshall_vec(q, nvec, vec, error_handler, u);
   free_strings(nvec, vec);
   return rc;
 }
@@ -279,11 +291,12 @@ char *queue_marshall(const struct queue_entry *q) {
 }
 
 void queue_free(struct queue_entry *q, int rest) {
+  unsigned n;
   if(!q)
     return;
   if(rest)
     queue_free(q->next, rest);
-  for(unsigned n = 0; n < NFIELDS; ++n)
+  for(n = 0; n < NFIELDS; ++n)
     fields[n].free(q, fields[n].offset);
   xfree(q);
 }