util: fix unused result warning on poky

FLECS-Technologies · Apr 3, 2024 · 744215c · 744215c
1 parent 88422a8
commit 744215c
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/flecs/util/process/src/process.cpp b/flecs/util/process/src/process.cpp
@@ -96,8 +96,8 @@ std::string process_t::output(int fd) const noexcept
     lseek(fd, 0, SEEK_SET);
 
     std::string str(len, '\0');
-    read(fd, str.data(), len);
-    return str;
+    const auto res = read(fd, str.data(), len);
+    return (res != -1) ? str : std::string{};
 }
 
 int process_t::do_spawn(const char* exec, bool path)