X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=tests%2Futils%2Futils.h;h=fc06b4ace4d7a058d481d1a8ecec519b07ae5bce;hb=729c1fec5976af17fded2f026725a08ef1924290;hp=1385c0dec8e08c129a49b5e6114e5a21c88b3203;hpb=9d16b343fb9e781fc8d8fa3c448a3f382306dd33;p=lttng-tools.git

diff --git a/tests/utils/utils.h b/tests/utils/utils.h
index 1385c0dec..fc06b4ace 100644
--- a/tests/utils/utils.h
+++ b/tests/utils/utils.h
@@ -8,8 +8,41 @@
 #ifndef TEST_UTILS_H
 #define TEST_UTILS_H
 
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
+#if !defined(__GLIBC__) || ((_POSIX_C_SOURCE >= 200112L || _XOPEN_SOURCE >= 600) && !defined(_GNU_SOURCE))
+
+/*
+ * Version using XSI strerror_r.
+ */
+#define PERROR_NO_LOGGER(msg, args...)                               \
+	do {                                                         \
+		char _perror_buf[200];                               \
+		strerror_r(errno, _perror_buf, sizeof(_perror_buf)); \
+		fprintf(stderr, msg ": %s\n", ##args, _perror_buf);  \
+	} while (0);
+#else
+/*
+ * Version using GNU strerror_r, for linux with appropriate defines.
+ */
+#define PERROR_NO_LOGGER(msg, args...)                                    \
+	do {                                                              \
+		char *_perror_buf;                                        \
+		char _perror_tmp[200];                                    \
+		_perror_buf = strerror_r(                                 \
+				errno, _perror_tmp, sizeof(_perror_tmp)); \
+		fprintf(stderr, msg ": %s\n", ##args, _perror_buf);       \
+	} while (0);
+#endif
+
 int usleep_safe(useconds_t usec);
 int create_file(const char *path);
 int wait_on_file(const char *path);
 
+#if defined(__cplusplus)
+}
+#endif
+
 #endif /* TEST_UTILS_H */