X-Git-Url: http://git.ozlabs.org/?p=ccan;a=blobdiff_plain;f=ccan%2Ftap%2Ftap.h;h=06978e29c33aec3ba7b99bb96a868954fe7c2b28;hp=395d245d284a55dab9b8df064d9d58dddda8d363;hb=532feb88f516f0848ae0e3eaf3a89a1fc94db6c4;hpb=a40b318e7a07a452ae7456053727bd11b2fa49b4

diff --git a/ccan/tap/tap.h b/ccan/tap/tap.h
index 395d245d..06978e29 100644
--- a/ccan/tap/tap.h
+++ b/ccan/tap/tap.h
@@ -1,3 +1,5 @@
+#ifndef CCAN_TAP_H
+#define CCAN_TAP_H
 /*-
  * Copyright (c) 2004 Nik Clayton
  * All rights reserved.
@@ -89,7 +91,7 @@ void plan_tests(unsigned int tests);
  *	int x = somefunc();
  *	if (x > 0)
  *		pass("somefunc() returned a valid value");
- *	else		
+ *	else
  *		fail("somefunc() returned an invalid value");
  */
 # define pass(...) ok(1, __VA_ARGS__)
@@ -167,7 +169,7 @@ void skip(unsigned int n, const char *fmt, ...) PRINTF_FMT(2, 3);
  * This way, should a test start to succeed unexpectedly, tools like prove(1)
  * will indicate this and you can move the test out of the todo block.  This
  * is much more useful than simply commenting out (or '#if 0') the tests.
- * 
+ *
  * From the Test::More documentation:
  *   If it's something the programmer hasn't done yet, use TODO.  This is for
  *   any code you haven't written yet, or bugs you have yet to fix, but want to
@@ -195,7 +197,7 @@ void todo_end(void);
 /**
  * exit_status - the value that main should return.
  *
- * For maximum compatability your test program should return a particular exit
+ * For maximum compatibility your test program should return a particular exit
  * code (ie. 0 if all tests were run, and every test which was expected to
  * succeed succeeded).
  *
@@ -243,4 +245,12 @@ void plan_no_plan(void);
  */
 void plan_skip_all(const char *reason);
 
+/**
+ * tap_fail_callback - function to call when we fail
+ *
+ * This can be used to ease debugging, or exit on the first failure.
+ */
+void (*tap_fail_callback)(void);
+
 #endif /* C99 or gcc */
+#endif /* CCAN_TAP_H */