[master] 9b216d2 Stringify boc_state

[Federico G. Schwindt]

commit 9b216d2e1cfb7d51debd79e38c9ce2bb54fed4a7
Author: Federico G. Schwindt <fgsch at lodoss.net>
Date:   Thu Jun 16 13:32:04 2016 +0100

    Stringify boc_state

diff --git a/bin/varnishd/cache/cache.h b/bin/varnishd/cache/cache.h
index c1b90ae..8ee6f5a 100644
--- a/bin/varnishd/cache/cache.h
+++ b/bin/varnishd/cache/cache.h
@@ -360,12 +360,9 @@ struct storeobj {
  * The macro-states we expose outside the fetch code
  */
 enum boc_state_e {
-	BOS_INVALID = 0,	/* don't touch (yet) */
-	BOS_REQ_DONE,		/* beresp.* can be examined */
-	BOS_PREP_STREAM,	/* Prepare for streaming */
-	BOS_STREAM,		/* beresp.* can be examined */
-	BOS_FINISHED,		/* object is complete */
-	BOS_FAILED,		/* something went wrong */
+#define BOC_STATE(U, l)       BOS_##U,
+#include "tbl/boc_state.h"
+#undef BOC_STATE
 };
 
 struct boc {
diff --git a/bin/varnishd/cache/cache_panic.c b/bin/varnishd/cache/cache_panic.c
index b3171f9..285c9ff 100644
--- a/bin/varnishd/cache/cache_panic.c
+++ b/bin/varnishd/cache/cache_panic.c
@@ -94,6 +94,20 @@ reqbody_status_2str(enum req_body_state_e e)
 
 /*--------------------------------------------------------------------*/
 
+static const char *
+boc_state_2str(enum boc_state_e e)
+{
+	switch (e) {
+#define BOC_STATE(U,l) case BOS_##U: return(#l);
+#include "tbl/boc_state.h"
+#undef BOC_STATE
+	default:
+		return ("?");
+	}
+}
+
+/*--------------------------------------------------------------------*/
+
 const char *
 sess_close_2str(enum sess_close sc, int want_desc)
 {
@@ -231,7 +245,7 @@ pan_boc(struct vsb *vsb, const struct boc *boc)
 	VSB_indent(vsb, 2);
 	PAN_CheckMagic(vsb, boc, BOC_MAGIC);
 	VSB_printf(vsb, "refcnt = %u,\n", boc->refcount);
-	VSB_printf(vsb, "state = %d,\n", boc->state);
+	VSB_printf(vsb, "state = %s,\n", boc_state_2str(boc->state));
 	VSB_printf(vsb, "vary = %p,\n", boc->vary);
 	VSB_printf(vsb, "stevedore_priv = %p,\n", boc->stevedore_priv);
 	VSB_indent(vsb, -2);
diff --git a/include/tbl/boc_state.h b/include/tbl/boc_state.h
new file mode 100644
index 0000000..c3a2586
--- /dev/null
+++ b/include/tbl/boc_state.h
@@ -0,0 +1,36 @@
+/*-
+ * Copyright (c) 2016 Varnish Software AS
+ * All rights reserved.
+ *
+ * Author: Federico G. Schwindt <fgsch at lodoss.net>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+/*lint -save -e525 -e539 */
+BOC_STATE(INVALID, 	invalid)	/* don't touch (yet) */
+BOC_STATE(REQ_DONE,	req_done)	/* beresp.* can be examined */
+BOC_STATE(PREP_STREAM,	prep_stream)	/* Prepare for streaming */
+BOC_STATE(STREAM,	stream)		/* beresp.* can be examined */
+BOC_STATE(FINISHED,	finished)	/* object is complete */
+BOC_STATE(FAILED,	failed)		/* something went wrong */
+/*lint -restore */