X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fcommon%2Futils.c;h=f253e797fae641e31ef98abcf4e829655feb8dfc;hp=3e659a1c81079d74b52aab9993c555fcaba6b62d;hb=feb0f3e5900ff58202ea0c3f227de3c1b8291952;hpb=0c7bcad5eaa11b368460759fc87f949e8c56b98f

diff --git a/src/common/utils.c b/src/common/utils.c
index 3e659a1c8..f253e797f 100644
--- a/src/common/utils.c
+++ b/src/common/utils.c
@@ -32,6 +32,7 @@
 #include <common/runas.h>
 
 #include "utils.h"
+#include "defaults.h"
 
 /*
  * Return the realpath(3) of the path even if the last directory token does not
@@ -580,3 +581,17 @@ int utils_get_count_order_u32(uint32_t x)
 
 	return fls_u32(x - 1);
 }
+
+/**
+ * Obtain the value of LTTNG_HOME environment variable, if exists.
+ * Otherwise returns the value of HOME.
+ */
+char *utils_get_home_dir(void)
+{
+	char *val = NULL;
+	val = getenv(DEFAULT_LTTNG_HOME_ENV_VAR);
+	if (val != NULL) {
+		return val;
+	}
+	return getenv(DEFAULT_LTTNG_FALLBACK_HOME_ENV_VAR);
+}