Various fixes to make MyTAP build on all platforms.

unittest/Makefile.am:
  Not installing unit.pl any more.
  Adding test-verbose target to see the TAP output (for debugging).
unittest/mytap/tap.h:
  Including portability file.
  Whitespace changes.
  Code sample for BAIL_OUT() function.

unittest/Makefile.am

 SUBDIRS      = mytap . mysys examples
 
-noinst_SCRIPTS = unit
 EXTRA_DIST = unit.pl
 CLEANFILES = unit
 
@@ -9,6 +8,5 @@ unittests = mytap mysys
 test:
 	perl unit.pl run $(unittests)
 
-unit: $(srcdir)/unit.pl
-	install $(srcdir)/unit.pl $@
-
+test-verbose:
+	HARNESS_VERBOSE=1 perl unit.pl run $(unittests)

unittest/mytap/tap.h

@@ -21,9 +21,11 @@
 #ifndef TAP_H
 #define TAP_H
 
-/*
-  @defgroup MyTAP MySQL support for performing unit tests according to TAP.
+#include "my_global.h"
 
+/*
+  @defgroup MyTAP MySQL support for performing unit tests according to
+  the Test Anything Protocol (TAP).
 */
 
 #define NO_PLAN  (0)
@@ -34,6 +36,7 @@
    @internal We are using the "typedef struct X { ... } X" idiom to
    create class/struct X both in C and C++.
  */
+
 typedef struct TEST_DATA {
   /**
      Number of tests that is planned to execute.
@@ -71,6 +74,7 @@ extern "C" {
 
    @param count The planned number of tests to run. 
 */
+
 void plan(int count);
 
 
@@ -89,9 +93,11 @@ void plan(int count);
    @param fmt  Format string in printf() format. NULL is allowed, in
                which case nothing is printed.
 */
+
 void ok(int pass, char const *fmt, ...)
   __attribute__((format(printf,2,3)));
 
+
 /**
    Skip a determined number of tests.
 
@@ -116,6 +122,7 @@ void ok(int pass, char const *fmt, ...)
    @param how_many   Number of tests that are to be skipped.
    @param reason     A reason for skipping the tests
  */
+
 void skip(int how_many, char const *reason, ...)
     __attribute__((format(printf,2,3)));
 
@@ -136,17 +143,21 @@ void skip(int how_many, char const *reason, ...)
 
    @see skip
  */
+
 #define SKIP_BLOCK_IF(SKIP_IF_TRUE, COUNT, REASON) \
   if (SKIP_IF_TRUE) skip((COUNT),(REASON)); else
 
+
 /**
    Print a diagnostics message.
 
    @param fmt  Diagnostics message in printf() format.
  */
+
 void diag(char const *fmt, ...)
   __attribute__((format(printf,1,2)));
 
+
 /**
    Print a bail out message.
 
@@ -155,6 +166,10 @@ void diag(char const *fmt, ...)
 
    The test will exit with status 255.  This function does not return.
 
+   @code
+   BAIL_OUT("Lost connection to server %s", server_name);
+   @endcode
+
    @note A bail out message is printed if a signal that generates a
    core is raised.
 
@@ -180,6 +195,7 @@ void BAIL_OUT(char const *fmt, ...)
    @returns EXIT_SUCCESS if all tests passed, EXIT_FAILURE if one or
    more tests failed.
  */
+
 int exit_status(void);
 
 
@@ -190,9 +206,11 @@ int exit_status(void);
    automatically call exit(), so there is no need to have checks
    around it.
  */
+
 void skip_all(char const *reason, ...)
   __attribute__((noreturn, format(printf, 1, 2)));
 
+
 /**
    Start section of tests that are not yet ready.
 
@@ -213,14 +231,18 @@ void skip_all(char const *reason, ...)
 
    @param message Message that will be printed before the todo tests.
 */
+
 void todo_start(char const *message, ...)
-  __attribute__((format (printf, 1, 2)));
+  __attribute__((format(printf, 1, 2)));
+
 
 /**
    End a section of tests that are not yet ready.
 */
+
 void todo_end();
 
+
 #ifdef __cplusplus
 }
 #endif