From 00e44ae132ce15ab13b25317ca3a7e065000a672 Mon Sep 17 00:00:00 2001
From: Roberto Scolaro <roberto.scolaro21@gmail.com>
Date: Fri, 16 Feb 2024 10:31:31 +0000
Subject: [PATCH] fix(tests): improved error handling with subprocesses

Signed-off-by: Roberto Scolaro <roberto.scolaro21@gmail.com>
---
 test/libsinsp_e2e/subprocess.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/test/libsinsp_e2e/subprocess.cpp b/test/libsinsp_e2e/subprocess.cpp
index ec85d5f285..40a5fdb25f 100644
--- a/test/libsinsp_e2e/subprocess.cpp
+++ b/test/libsinsp_e2e/subprocess.cpp
@@ -24,6 +24,7 @@ limitations under the License.
 #include <vector>
 #include <string>
 #include <cstring>
+#include <errno.h>
 #include <unistd.h>
 #include <sys/types.h>
 #include <sys/wait.h>
@@ -62,7 +63,7 @@ subprocess::subprocess(const std::string& command, const std::vector<std::string
         args.push_back(nullptr);
 
         execvp(command.c_str(), args.data());
-        std::cerr << "Failed to execute the process." << std::endl;
+        std::cerr << "Failed to execute " << command << ": " << std::strerror(errno) << std::endl;
         exit(EXIT_FAILURE);
     }
     else // Parent process