tdb: don't use err.h in tests.

It's not portable.  While we could use ccan/err, it seems overkill since
we actually only use it in one test (I obviously cut & paste the #include).

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

Autobuild-User(master): Rusty Russell <rusty@rustcorp.com.au>
Autobuild-Date(master): Fri Jun 22 09:22:28 CEST 2012 on sn-devel-104

lib/tdb/test/external-agent.c

@@ -4,7 +4,6 @@
 #include <sys/types.h>
 #include <sys/wait.h>
 #include <unistd.h>
-#include <err.h>
 #include <fcntl.h>
 #include <stdlib.h>
 #include <limits.h>
@@ -138,7 +137,7 @@ struct agent *prepare_external_agent(void)
 		result = do_operation(name[0], name+1);
 		if (write(response[1], &result, sizeof(result))
 		    != sizeof(result))
-			err(1, "Writing response");
+			abort();
 	}
 	exit(0);
 }

lib/tdb/test/run-3G-file.c

@@ -11,7 +11,6 @@
 #include "../common/hash.c"
 #include "tap-interface.h"
 #include <stdlib.h>
-#include <err.h>
 #include "logging.h"
 
 static int tdb_expand_file_sparse(struct tdb_context *tdb,

lib/tdb/test/run-bad-tdb-header.c

@@ -11,7 +11,6 @@
 #include "../common/hash.c"
 #include "tap-interface.h"
 #include <stdlib.h>
-#include <err.h>
 #include "logging.h"
 
 int main(int argc, char *argv[])

lib/tdb/test/run-check.c

@@ -11,7 +11,6 @@
 #include "../common/hash.c"
 #include "tap-interface.h"
 #include <stdlib.h>
-#include <err.h>
 #include "logging.h"
 
 int main(int argc, char *argv[])

lib/tdb/test/run-corrupt.c

@@ -11,7 +11,6 @@
 #include "../common/hash.c"
 #include "tap-interface.h"
 #include <stdlib.h>
-#include <err.h>
 #include "logging.h"
 
 static int check(TDB_DATA key, TDB_DATA data, void *private)

lib/tdb/test/run-die-during-transaction.c

@@ -23,7 +23,6 @@ static int ftruncate_check(int fd, off_t length);
 #include <stdlib.h>
 #include <stdbool.h>
 #include <stdarg.h>
-#include <err.h>
 #include <setjmp.h>
 #include "external-agent.h"
 #include "logging.h"

lib/tdb/test/run-endian.c

@@ -11,7 +11,6 @@
 #include "../common/hash.c"
 #include "tap-interface.h"
 #include <stdlib.h>
-#include <err.h>
 #include "logging.h"
 
 int main(int argc, char *argv[])

lib/tdb/test/run-incompatible.c

@@ -11,7 +11,6 @@
 #include "../common/hash.c"
 #include "tap-interface.h"
 #include <stdlib.h>
-#include <err.h>
 
 static unsigned int tdb_dumb_hash(TDB_DATA *key)
 {

lib/tdb/test/run-nested-transactions.c

@@ -12,7 +12,6 @@
 #include "tap-interface.h"
 #include <stdlib.h>
 #include <stdbool.h>
-#include <err.h>
 #include "logging.h"
 
 int main(int argc, char *argv[])

lib/tdb/test/run-nested-traverse.c

@@ -15,7 +15,6 @@
 #undef fcntl
 #include <stdlib.h>
 #include <stdbool.h>
-#include <err.h>
 #include "external-agent.h"
 #include "logging.h"
 

lib/tdb/test/run-no-lock-during-traverse.c

@@ -15,7 +15,6 @@
 #include "../common/hash.c"
 #include "tap-interface.h"
 #include <stdlib.h>
-#include <err.h>
 #include "logging.h"
 
 #undef fcntl

lib/tdb/test/run-oldhash.c

@@ -11,7 +11,6 @@
 #include "../common/hash.c"
 #include "tap-interface.h"
 #include <stdlib.h>
-#include <err.h>
 #include "logging.h"
 
 int main(int argc, char *argv[])

lib/tdb/test/run-open-during-transaction.c

@@ -24,7 +24,6 @@ static int ftruncate_check(int fd, off_t length);
 #include <stdlib.h>
 #include <stdbool.h>
 #include <stdarg.h>
-#include <err.h>
 #include "external-agent.h"
 #include "logging.h"
 

lib/tdb/test/run-readonly-check.c

@@ -13,7 +13,6 @@
 #include "../common/hash.c"
 #include "tap-interface.h"
 #include <stdlib.h>
-#include <err.h>
 #include "logging.h"
 
 int main(int argc, char *argv[])

lib/tdb/test/run-rwlock-check.c

@@ -11,7 +11,6 @@
 #include "../common/hash.c"
 #include "tap-interface.h"
 #include <stdlib.h>
-#include <err.h>
 
 static void log_fn(struct tdb_context *tdb, enum tdb_debug_level level, const char *fmt, ...)
 {

lib/tdb/test/run-summary.c

@@ -12,7 +12,6 @@
 #include "../common/summary.c"
 #include "tap-interface.h"
 #include <stdlib.h>
-#include <err.h>
 
 int main(int argc, char *argv[])
 {

lib/tdb/test/run-transaction-expand.c

@@ -39,7 +39,6 @@ static inline int fake_fdatasync(int fd)
 #include "../common/hash.c"
 #include "tap-interface.h"
 #include <stdlib.h>
-#include <err.h>
 #include "logging.h"
 
 static void write_record(struct tdb_context *tdb, size_t extra_len,

lib/tdb/test/run-traverse-in-transaction.c

@@ -15,7 +15,6 @@
 #undef fcntl_with_lockcheck
 #include <stdlib.h>
 #include <stdbool.h>
-#include <err.h>
 #include "external-agent.h"
 #include "logging.h"
 

lib/tdb/test/run-wronghash-fail.c

@@ -11,7 +11,6 @@
 #include "../common/hash.c"
 #include "tap-interface.h"
 #include <stdlib.h>
-#include <err.h>
 
 static void log_fn(struct tdb_context *tdb, enum tdb_debug_level level, const char *fmt, ...)
 {

lib/tdb/test/run-zero-append.c

@@ -11,7 +11,6 @@
 #include "../common/hash.c"
 #include "tap-interface.h"
 #include <stdlib.h>
-#include <err.h>
 #include "logging.h"
 
 int main(int argc, char *argv[])

lib/tdb/test/run.c

@@ -11,7 +11,6 @@
 #include "../common/hash.c"
 #include "tap-interface.h"
 #include <stdlib.h>
-#include <err.h>
 #include "logging.h"
 
 int main(int argc, char *argv[])