From 1455ae67ce7b10d1935ff7fefffc4bb0b309bdf2 Mon Sep 17 00:00:00 2001
From: Leander Schulten <Leander.Schulten@rwth-aachen.de>
Date: Mon, 13 Nov 2023 03:12:22 +0100
Subject: [PATCH] create_github_issue: Fix div by zero

---
 src/vcpkg-test/issue_body.cpp | 5 +++++
 src/vcpkg/commands.build.cpp  | 4 ++++
 2 files changed, 9 insertions(+)

diff --git a/src/vcpkg-test/issue_body.cpp b/src/vcpkg-test/issue_body.cpp
index a68d33d928..686e93df66 100644
--- a/src/vcpkg-test/issue_body.cpp
+++ b/src/vcpkg-test/issue_body.cpp
@@ -52,6 +52,11 @@ TEST_CASE ("Testing append_log", "[github-issue-body]")
 TEST_CASE ("Testing append_log extra_size", "[github-issue-body]")
 {
     using namespace vcpkg;
+    {
+        std::string out;
+        append_logs({}, 500, out);
+        CHECK(out == "");
+    }
     {
         std::string out;
         std::vector<std::pair<Path, std::string>> logs{
diff --git a/src/vcpkg/commands.build.cpp b/src/vcpkg/commands.build.cpp
index 87a0d7e3f9..94ea38118a 100644
--- a/src/vcpkg/commands.build.cpp
+++ b/src/vcpkg/commands.build.cpp
@@ -1533,6 +1533,10 @@ namespace vcpkg
 
     void append_logs(std::vector<std::pair<Path, std::string>>&& logs, size_t max_size, std::string& out)
     {
+        if (logs.empty())
+        {
+            return;
+        }
         Util::sort(logs, [](const auto& left, const auto& right) { return left.second.size() < right.second.size(); });
         auto size_per_log = max_size / logs.size();
         size_t maximum = out.size();