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[PATCH v4 02/12] support: Invent verbose_printf macro
Make it easier for tests to emit progress messages only when --verbose is
specified.
* support/test-driver.h: Add verbose_printf macro.
---
ChangeLog | 4 ++++
support/test-driver.h | 8 ++++++++
2 files changed, 12 insertions(+)
diff --git a/ChangeLog b/ChangeLog
index 17fd6ac..6943d5e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2019-06-18 Mike Crowe <mac@mcrowe.com>
+
+ * support/test-driver.h: Add verbose_printf macro.
+
2019-05-30 Mike Crowe <mac@mcrowe.com>
* support/xtime.h: Add xclock_now() helper function.
diff --git a/support/test-driver.h b/support/test-driver.h
index a9710af..55f355f 100644
--- a/support/test-driver.h
+++ b/support/test-driver.h
@@ -69,6 +69,14 @@ extern const char *test_dir;
tests. */
extern unsigned int test_verbose;
+/* Output that is only emitted if at least one --verbose argument was
+ specified. */
+#define verbose_printf(...) \
+ do { \
+ if (test_verbose > 0) \
+ printf (__VA_ARGS__); \
+ } while (0);
+
int support_test_main (int argc, char **argv, const struct test_config *);
__END_DECLS
--
git-series 0.9.1