[lttng-dev] [PATCH lttng-tools] Fix: getenv can return null

[Jonathan Rajotte]

On system with LANG not defined getenv will return null.

An example of such system is the lava runner used by ci.lttng.org.

https://ci.lttng.org/view/System%20Tests/

Signed-off-by: Jonathan Rajotte <jonathan.rajotte-julien at efficios.com>
---
 src/common/time.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/common/time.c b/src/common/time.c
index 5519e3ab4..a01c16df5 100644
--- a/src/common/time.c
+++ b/src/common/time.c
@@ -76,7 +76,7 @@ void __attribute__((constructor)) init_locale_utf8_support(void)
 
 	if (program_locale && strstr(program_locale, "utf8")) {
 		utf8_output_supported = true;
-	} else if (strstr(lang, "utf8")) {
+	} else if (lang && strstr(lang, "utf8")) {
 		utf8_output_supported = true;
 	}
 }
-- 
2.17.1