From 71d7455170fee35dc79a6f5dfe42111465142907 Mon Sep 17 00:00:00 2001
From: Ian Jackson <ian@liberator.relativity.greenend.org.uk>
Date: Sun, 9 Jan 2011 14:02:41 +0000
Subject: [PATCH] hostside: include autoversion and print it in a couple of
 relevant places

---
 hostside/.gitignore | 1 +
 hostside/Makefile   | 6 ++++++
 hostside/TODO       | 1 -
 hostside/persist.c  | 2 ++
 hostside/realtime.c | 1 +
 hostside/realtime.h | 1 +
 6 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/hostside/.gitignore b/hostside/.gitignore
index f796ab5..7238cd8 100644
--- a/hostside/.gitignore
+++ b/hostside/.gitignore
@@ -21,6 +21,7 @@ record-y.[ch]
 +persist*
 .lock
 +*.log
+*+autoversion.c
 +realtime.stderr
 *+dflags.h
 *.new
diff --git a/hostside/Makefile b/hostside/Makefile
index 7cb9e52..4124cd5 100644
--- a/hostside/Makefile
+++ b/hostside/Makefile
@@ -54,6 +54,12 @@ REALTIME_CORE=	realtime startup safety trackloc		\
 REALTIME_CORE_OBJS= $(addsuffix .o, $(REALTIME_CORE))
 
 realtime:	$(REALTIME_CORE_OBJS) $(LIBOOP_OBJS) -lm
+		../.git-revid C >$@+autoversion.c.new
+		@set -x; if ! cmp $@+autoversion.c.new $@+autoversion.c; then \
+			mv $@+autoversion.c.new $@+autoversion.c; \
+			$(CC) $(CFLAGS) -c $@+autoversion.c; \
+		fi
+		$(CC) $(LDFLAGS) $@+autoversion.o $^ $(LDLIBS) -o $@
 
 #---------- other targets ----------
 
diff --git a/hostside/TODO b/hostside/TODO
index d44360d..dec646e 100644
--- a/hostside/TODO
+++ b/hostside/TODO
@@ -1,7 +1,6 @@
 
 multiplex should have restart loop limiting
 why did removing +persist.* not fix it
-version number should be reported / preserved somehow
 should expire dumps, eventually
 want realtime kernel for bessar
 
diff --git a/hostside/persist.c b/hostside/persist.c
index 83aa147..7e67d99 100644
--- a/hostside/persist.c
+++ b/hostside/persist.c
@@ -375,6 +375,8 @@ void persist_entrails_run_converter(void) {
   SEG_IV;
   MovPosComb report;
 
+  printf("# %s\n", autoversion);
+
   persist_mapread();
 
   FOR_SEG {
diff --git a/hostside/realtime.c b/hostside/realtime.c
index e56b4cf..46f6c06 100644
--- a/hostside/realtime.c
+++ b/hostside/realtime.c
@@ -577,6 +577,7 @@ int main(int argc, const char **argv) {
     sys_events= 0;
   }
 
+  ouprintf("info version : %s\n", autoversion);
   persist_entrails_interpret();
   records_parse(argv);
   realtime_priority();
diff --git a/hostside/realtime.h b/hostside/realtime.h
index 3624c75..02635a0 100644
--- a/hostside/realtime.h
+++ b/hostside/realtime.h
@@ -19,6 +19,7 @@
 #include <sys/types.h>
 #include <sys/time.h>
 
+#include "../.git-revid-autoversion.h"
 #include "../layout/layout-data.h"
 #include "realtime+dflags.h"
 
-- 
2.30.2