build-sys: fix built with --disable-logind

[elogind.git] / src / shared / strv.h

diff --git a/src/shared/strv.h b/src/shared/strv.h
index afb31f385fffbb4ef68e956de953da43ec136010..635e92b728ed551142fbf0ba45a2cec502b3bd26 100644 (file)
--- a/src/shared/strv.h
+++ b/src/shared/strv.h
@@ -47,6 +47,10 @@ char **strv_uniq(char **l);
 char **strv_new(const char *x, ...) _sentinel_ _malloc_;
 char **strv_new_ap(const char *x, va_list ap) _malloc_;
 
 char **strv_new(const char *x, ...) _sentinel_ _malloc_;
 char **strv_new_ap(const char *x, va_list ap) _malloc_;
 

+static inline const char* STRV_IFNOTNULL(const char *x) {
+        return x ? x : (const char *) -1;
+}
+

 static inline bool strv_isempty(char **l) {
         return !l || !*l;
 }
 static inline bool strv_isempty(char **l) {
         return !l || !*l;
 }