improve installer + docs

improve exception handling
add link to vcr redist in install section of guide

3 files changed, 11 insertions, 3 deletions

diff --git a/doc/Guide.md b/doc/Guide.md
index 5f18e02..c3498ac 100644
--- a/doc/Guide.md
+++ b/doc/Guide.md
@@ -1,7 +1,9 @@
 # Raw Accel Guide
 
 ## Installation
-Run `installer.exe` in the release directory to install the Raw Accel driver. Restart your computer for the installation to take effect.  
+
+Run `installer.exe` in the release directory to install the Raw Accel driver. Restart your computer for the installation to take effect.
+* If you encounter a `VCRUNTIME` related system error, [download and install the latest version from Microsoft.](https://aka.ms/vs/16/release/vc_redist.x64.exe)
 
 Run `uninstaller.exe` in the release directory to uninstall the driver. Restart for the uninstallation to take effect.
 
diff --git a/installer/installer.cpp b/installer/installer.cpp
index 03c8881..06f234e 100644
--- a/installer/installer.cpp
+++ b/installer/installer.cpp
@@ -76,7 +76,10 @@ int main() {
 
         std::cout << "Install complete, change will take effect after restart.\n";
     }
-    catch (std::exception e) {
+    catch (const std::system_error& e) {
+        std::cerr << "Error: " << e.what() << ' ' << e.code() << '\n';
+    }
+    catch (const std::exception& e) {
         std::cerr << "Error: " << e.what() << '\n';
     }
 
diff --git a/uninstaller/uninstaller.cpp b/uninstaller/uninstaller.cpp
index 4d02715..8d9e890 100644
--- a/uninstaller/uninstaller.cpp
+++ b/uninstaller/uninstaller.cpp
@@ -20,7 +20,10 @@ int main() {
         }
         std::cout << "Removal complete, change will take effect after restart.\n";
     }
-    catch (std::exception e) {
+    catch (const std::system_error& e) {
+        std::cerr << "Error: " << e.what() << ' ' << e.code() << '\n';
+    }
+    catch (const std::exception& e) {
         std::cerr << "Error: " << e.what() << '\n';
     }