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[glibc/zack/no-nested-includes] support: Invent verbose_printf macro
- From: Zack Weinberg <zack at sourceware dot org>
- To: glibc-cvs at sourceware dot org
- Date: 26 Jun 2019 15:46:59 -0000
- Subject: [glibc/zack/no-nested-includes] support: Invent verbose_printf macro
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=8bf225d5832eda8fefce9361c53cb68a55150b96
commit 8bf225d5832eda8fefce9361c53cb68a55150b96
Author: Mike Crowe <mac@mcrowe.com>
Date: Wed Jun 19 18:06:14 2019 -0300
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.
Diff:
---
ChangeLog | 2 ++
support/test-driver.h | 8 ++++++++
2 files changed, 10 insertions(+)
diff --git a/ChangeLog b/ChangeLog
index de58169..a67ffe7 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,7 @@
2019-06-20 Mike Crowe <mac@mcrowe.com>
+ * support/test-driver.h: Add verbose_printf macro.
+
* support/xtime.h: Add xclock_now() helper function.
2019-06-20 Dmitry V. Levin <ldv@altlinux.org>
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