host: Update code base using clang-tidy

The checks from the new clang-tidy file are applied to the source tree
using:

$ find . -name "*.cpp" | sort -u | xargs \
    --max-procs 8 --max-args 1 clang-tidy --format-style=file \
    --fix -p /path/to/compile_commands.json

1 files changed, 3 insertions, 3 deletions

diff --git a/host/utils/uhd_image_loader.cpp b/host/utils/uhd_image_loader.cpp
index 87dc22b5c..36936fda1 100644
--- a/host/utils/uhd_image_loader.cpp
+++ b/host/utils/uhd_image_loader.cpp
@@ -95,7 +95,7 @@ int UHD_SAFE_MAIN(int argc, char* argv[])
     }
 
     // Clean up paths, if given
-    if (image_loader_args.firmware_path != "") {
+    if (!image_loader_args.firmware_path.empty()) {
 #ifndef UHD_PLATFORM_WIN32
         if (image_loader_args.firmware_path.find("~") == 0) {
             image_loader_args.firmware_path.replace(0, 1, getenv("HOME"));
@@ -104,7 +104,7 @@ int UHD_SAFE_MAIN(int argc, char* argv[])
         image_loader_args.firmware_path =
             fs::absolute(image_loader_args.firmware_path).string();
     }
-    if (image_loader_args.fpga_path != "") {
+    if (!image_loader_args.fpga_path.empty()) {
 #ifndef UHD_PLATFORM_WIN32
         if (image_loader_args.fpga_path.find("~") == 0) {
             image_loader_args.fpga_path.replace(0, 1, getenv("HOME"));
@@ -112,7 +112,7 @@ int UHD_SAFE_MAIN(int argc, char* argv[])
 #endif /* UHD_PLATFORM_WIN32 */
         image_loader_args.fpga_path = fs::absolute(image_loader_args.fpga_path).string();
     }
-    if (image_loader_args.out_path != "") {
+    if (!image_loader_args.out_path.empty()) {
 #ifndef UHD_PLATFORM_WIN32
         if (image_loader_args.out_path.find("~") == 0) {
             image_loader_args.out_path.replace(0, 1, getenv("HOME"));